Güncel Yayınlar
2020 |
Journal Articles |
Yacoub Ely; Tayfur, Gokmen Spatial and temporal of variation of meteorological drought and precipitation trend analysis over whole Mauritania (Journal Article) JOURNAL OF AFRICAN EARTH SCIENCES , 163 , 2020. (BibTeX) @article{GT_2020_0, title = {Spatial and temporal of variation of meteorological drought and precipitation trend analysis over whole Mauritania}, author = {Yacoub, Ely; Tayfur, Gokmen}, year = {2020}, date = {2020-03-01}, journal = {JOURNAL OF AFRICAN EARTH SCIENCES }, volume = {163}, keywords = {}, pubstate = {published}, tppubtype = {article} } |
Simsek Celalettin; Demirkesen, Ali Can; Baba Alper Estimation groundwater total recharge and discharge using GIS-integrated water level fluctuation method: a case study from the Alasehir alluvial aquifer Western Anatolia, Turkey (Journal Article) ARABIAN JOURNAL OF GEOSCIENCES, 13 , 2020. (BibTeX) @article{GT2020_1, title = {Estimation groundwater total recharge and discharge using GIS-integrated water level fluctuation method: a case study from the Alasehir alluvial aquifer Western Anatolia, Turkey}, author = {Simsek, Celalettin; Demirkesen, Ali Can; Baba, Alper}, year = {2020}, date = {2020-02-01}, journal = {ARABIAN JOURNAL OF GEOSCIENCES}, volume = {13}, keywords = {}, pubstate = {published}, tppubtype = {article} } |
Tayfur Gokmen; Aksoy, Hafzullah; Eris Ebru Prediction of rainfall runoff-induced sediment load from bare land surfaces by generalized regression neural network and empirical model (Journal Article) WATER AND ENVIRONMENT JOURNAL, 2020. (BibTeX) @article{GT_2020_2, title = {Prediction of rainfall runoff-induced sediment load from bare land surfaces by generalized regression neural network and empirical model}, author = {Tayfur, Gokmen; Aksoy, Hafzullah; Eris, Ebru}, year = {2020}, date = {2020-02-01}, journal = {WATER AND ENVIRONMENT JOURNAL}, keywords = {}, pubstate = {published}, tppubtype = {article} } |
2019 |
Journal Articles |
Birgin Iritas, Servet ; Ali Turksoy, Vugar ; Deniz, Serdar; Kocoglu, Serhat; Kirat, Gullu; Can Demirkesen, Ali ; Baba, Alper A quality assessment of public water fountains and relation to human health: a case study from Yozgat, Turkey (Journal Article) Water and Environment Journal, 33 (4), pp. 518–535, 2019, ISSN: 1747-6585. @article{BirginIritas2019, title = {A quality assessment of public water fountains and relation to human health: a case study from Yozgat, Turkey}, author = {Servet {Birgin Iritas} and Vugar {Ali Turksoy} and Serdar Deniz and Serhat Kocoglu and Gullu Kirat and Ali {Can Demirkesen} and Alper Baba}, url = {https://onlinelibrary.wiley.com/doi/abs/10.1111/wej.12422}, doi = {10.1111/wej.12422}, issn = {1747-6585}, year = {2019}, date = {2019-11-01}, journal = {Water and Environment Journal}, volume = {33}, number = {4}, pages = {518–535}, keywords = {}, pubstate = {published}, tppubtype = {article} } |
Erdem Tahir Kemal; Cengiz, Okan; Tayfur Goekmen Generalized Regression Neural Network and Empirical Models to Predict the Strength of Gypsum Pastes Containing Fly Ash and Blast Furnace Slag (Journal Article) ARABIAN JOURNAL FOR SCIENCE AND ENGINEERING , 2019. (BibTeX) @article{GT_2019_1, title = {Generalized Regression Neural Network and Empirical Models to Predict the Strength of Gypsum Pastes Containing Fly Ash and Blast Furnace Slag}, author = {Erdem, Tahir Kemal; Cengiz, Okan; Tayfur, Goekmen}, year = {2019}, date = {2019-11-01}, journal = {ARABIAN JOURNAL FOR SCIENCE AND ENGINEERING }, keywords = {}, pubstate = {published}, tppubtype = {article} } |
Yacoub Ely; Tayfur, Gokmen Trend analysis of temperature and precipitation in Trarza region of Mauritania (Journal Article) JOURNAL OF WATER AND CLIMATE CHANGE , 2019. (BibTeX) @article{GT_2019_2, title = {Trend analysis of temperature and precipitation in Trarza region of Mauritania}, author = {Yacoub, Ely; Tayfur, Gokmen}, year = {2019}, date = {2019-10-01}, journal = {JOURNAL OF WATER AND CLIMATE CHANGE }, keywords = {}, pubstate = {published}, tppubtype = {article} } |
Gharehbaghi Amin; Kaya, Birol; Tayfur Gokmen Two dimensional bed deformation model in turbulent streams (Journal Article) Gharehbaghi, Amin; Kaya, Birol; Tayfur, Gokmen, 2019. (BibTeX) @article{GT_2019_3, title = {Two dimensional bed deformation model in turbulent streams}, author = {Gharehbaghi, Amin; Kaya, Birol; Tayfur, Gokmen}, year = {2019}, date = {2019-07-01}, journal = {Gharehbaghi, Amin; Kaya, Birol; Tayfur, Gokmen}, keywords = {}, pubstate = {published}, tppubtype = {article} } |
Kaya C. Melisa; Tayfur, Gokmen; Gungor Oguz Predicting flood plain inundation for natural channels having no upstream gauged stations (Journal Article) JOURNAL OF WATER AND CLIMATE CHANGE , 2019. (BibTeX) @article{GT_2019_4, title = {Predicting flood plain inundation for natural channels having no upstream gauged stations}, author = {Kaya, C. Melisa; Tayfur, Gokmen; Gungor, Oguz}, year = {2019}, date = {2019-06-02}, journal = {JOURNAL OF WATER AND CLIMATE CHANGE }, keywords = {}, pubstate = {published}, tppubtype = {article} } |
Morales-Beltran, Mauricio; Turan, Gürsoy; Dursun, Onur; Nijsse, Rob Energy dissipation and performance assessment of double damped outriggers in tall buildings under strong earthquakes (Journal Article) The Structural Design of Tall and Special Buildings, 28 (1), pp. e1554, 2019, ISSN: 15417794. @article{Morales-Beltran2019, title = {Energy dissipation and performance assessment of double damped outriggers in tall buildings under strong earthquakes}, author = {Mauricio Morales-Beltran and Gürsoy Turan and Onur Dursun and Rob Nijsse}, url = {http://doi.wiley.com/10.1002/tal.1554}, doi = {10.1002/tal.1554}, issn = {15417794}, year = {2019}, date = {2019-01-01}, journal = {The Structural Design of Tall and Special Buildings}, volume = {28}, number = {1}, pages = {e1554}, keywords = {}, pubstate = {published}, tppubtype = {article} } |
2018 |
Journal Articles |
Oztunali Ozbahceci, Berguzar ; Bilyay, Engin Effect of the armor crest freeboard relative to the crown wall freeboard on wave overtopping for simple rubble mound slopes (Journal Article) Ocean Engineering, 169 , pp. 511–528, 2018, ISSN: 00298018. @article{OztunaliOzbahceci2018, title = {Effect of the armor crest freeboard relative to the crown wall freeboard on wave overtopping for simple rubble mound slopes}, author = {Berguzar {Oztunali Ozbahceci} and Engin Bilyay}, doi = {10.1016/j.oceaneng.2018.09.043}, issn = {00298018}, year = {2018}, date = {2018-12-01}, journal = {Ocean Engineering}, volume = {169}, pages = {511–528}, publisher = {Elsevier Ltd}, abstract = {Several studies have been carried out to investigate the effect of crest parameters on the wave overtopping for armored slopes with crown walls. However, the effect of the armor crest freeboard is still under question. In this study, for the first time, a series of hydraulic model experiments are conducted specifically to investigate how the armor crest freeboard relative to the crown wall freeboard affects the wave overtopping rate. Experimental results indicate that while the armor crest freeboard lower than the crown wall freeboard is giving larger overtopping, higher armor crest freeboard is reducing the overtopping. However, this reduction is not same as the reduction due to the increase in the crown wall freeboard. The reason may be the porosity of the armor crest. For the first time, a new correction factor is proposed to describe the change in the wave overtopping due to the armor crest freeboard by using experimental results. The correction factor C Ac is applied to cover the effect of armor crest freeboard in the predictions of EurOtop (2016). The verification study present that overtopping rate predictions of corrected EurOtop (2016) are more consistent with the measured rate results compared to the predictions of the original formula, if the armor crest freeboard is not equal to the crown wall freeboard.}, keywords = {}, pubstate = {published}, tppubtype = {article} } Several studies have been carried out to investigate the effect of crest parameters on the wave overtopping for armored slopes with crown walls. However, the effect of the armor crest freeboard is still under question. In this study, for the first time, a series of hydraulic model experiments are conducted specifically to investigate how the armor crest freeboard relative to the crown wall freeboard affects the wave overtopping rate. Experimental results indicate that while the armor crest freeboard lower than the crown wall freeboard is giving larger overtopping, higher armor crest freeboard is reducing the overtopping. However, this reduction is not same as the reduction due to the increase in the crown wall freeboard. The reason may be the porosity of the armor crest. For the first time, a new correction factor is proposed to describe the change in the wave overtopping due to the armor crest freeboard by using experimental results. The correction factor C Ac is applied to cover the effect of armor crest freeboard in the predictions of EurOtop (2016). The verification study present that overtopping rate predictions of corrected EurOtop (2016) are more consistent with the measured rate results compared to the predictions of the original formula, if the armor crest freeboard is not equal to the crown wall freeboard. |
Ç, ; Turan, Gürsoy Effect of seismic wave velocity on the dynamic response of multi-story structures on elastic foundation (Journal Article) Soil Dynamics and Earthquake Engineering, 113 , pp. 432–441, 2018, ISSN: 02677261. @article{Hzal2018, title = {Effect of seismic wave velocity on the dynamic response of multi-story structures on elastic foundation}, author = {{Ç}ağlayan Hızal and Gürsoy Turan}, doi = {10.1016/j.soildyn.2018.06.017}, issn = {02677261}, year = {2018}, date = {2018-10-01}, journal = {Soil Dynamics and Earthquake Engineering}, volume = {113}, pages = {432–441}, publisher = {Elsevier Ltd}, abstract = {Traveling wave effects are generally considered with three main cases: (i) Wave passage effect that results with time delay in earthquake motion. (ii) incoherence effect which is defined as loss of coherency in the ground motion due to the reflection and refraction of waves, and (iii) local site effects. For multi-story structures whose supports are close to each other, the incoherence and local site effect may be omitted. In this case, traveling waves result only in a pure time delay in the earthquake motion (wave passage effect). Due to the wave passage effect of vertical and/or horizontal ground motion, the superstructure needs to be analyzed by multi-support excitation. Raft foundations cannot constrain vertical deformations and/or rotations, but they cause a diaphragm effect in the horizontal direction which results in uniform excitation. In this study, the effect of vertical earthquake motions onto multi-story buildings on elastic soil is investigated. Multi support excitation is considered by using displacement loading, which defines the equivalent seismic loads in terms of the ground displacement. According to the performed simulations of the selected structures, it is shown that structural height has a direct influence that results in member force magnifications with slow traveling wave effect. Among these, the ground floor column axial forces are most affected.}, keywords = {}, pubstate = {published}, tppubtype = {article} } Traveling wave effects are generally considered with three main cases: (i) Wave passage effect that results with time delay in earthquake motion. (ii) incoherence effect which is defined as loss of coherency in the ground motion due to the reflection and refraction of waves, and (iii) local site effects. For multi-story structures whose supports are close to each other, the incoherence and local site effect may be omitted. In this case, traveling waves result only in a pure time delay in the earthquake motion (wave passage effect). Due to the wave passage effect of vertical and/or horizontal ground motion, the superstructure needs to be analyzed by multi-support excitation. Raft foundations cannot constrain vertical deformations and/or rotations, but they cause a diaphragm effect in the horizontal direction which results in uniform excitation. In this study, the effect of vertical earthquake motions onto multi-story buildings on elastic soil is investigated. Multi support excitation is considered by using displacement loading, which defines the equivalent seismic loads in terms of the ground displacement. According to the performed simulations of the selected structures, it is shown that structural height has a direct influence that results in member force magnifications with slow traveling wave effect. Among these, the ground floor column axial forces are most affected. |
Tayfur Gokmen; Singh, Vijay Moramarco Tommaso P ; Flood Hydrograph Prediction Using Machine Learning Methods (Journal Article) WATER , 10 , 2018. (BibTeX) @article{GT_ART_1, title = {Flood Hydrograph Prediction Using Machine Learning Methods}, author = {Tayfur, Gokmen; Singh, Vijay P.; Moramarco, Tommaso}, year = {2018}, date = {2018-08-02}, journal = {WATER }, volume = {10}, keywords = {}, pubstate = {published}, tppubtype = {article} } |
Beylergil, Bertan; Tanoğlu, Metin; Aktaş, Engin Effect of polyamide-6,6 (PA 66) nonwoven veils on the mechanical performance of carbon fiber/epoxy composites (Journal Article) Composite Structures, 194 , pp. 21–35, 2018, ISSN: 02638223. @article{Beylergil2018, title = {Effect of polyamide-6,6 (PA 66) nonwoven veils on the mechanical performance of carbon fiber/epoxy composites}, author = {Bertan Beylergil and Metin Tanoğlu and Engin Aktaş}, doi = {10.1016/j.compstruct.2018.03.097}, issn = {02638223}, year = {2018}, date = {2018-06-01}, journal = {Composite Structures}, volume = {194}, pages = {21–35}, publisher = {Elsevier Ltd}, abstract = {In this study, carbon fiber/epoxy (CF/EP) composites were interleaved with polyamide-6,6 (PA 66) nonwoven veils at two different areal weight densities (17 and 50 gsm) to improve their delamination resistance against Mode-I loading. Mode-I fracture toughness (DCB), tensile, open hole tensile (OHT), flexural, compression, short beam shear (ILSS) and Charpy-impact tests were performed on the reference and PA 66 interleaved composite specimens. The DCB test results showed that the initiation and propagation Mode-I fracture toughness values of the composites were significantly improved by 84 and 171% using PA 66-17 gsm veils respectively, as compared to reference laminates. The use of denser PA 66-50 gsm veils in the interlaminar region led to higher improvement in fracture toughness values (349% for initiation and 718% for propagation) due to the higher amount of veil fibers involved in fiber bridging toughening mechanism. The incorporation of PA 66-50 gsm nonwoven veils also increased the ILSS and Charpy impact strength of the composites by 25 and 15%, respectively. On the other hand, the PA 66 veils reduced in-plane mechanical properties of CF/EP composites due to lower carbon fiber volume fraction and increased thickness.}, keywords = {}, pubstate = {published}, tppubtype = {article} } In this study, carbon fiber/epoxy (CF/EP) composites were interleaved with polyamide-6,6 (PA 66) nonwoven veils at two different areal weight densities (17 and 50 gsm) to improve their delamination resistance against Mode-I loading. Mode-I fracture toughness (DCB), tensile, open hole tensile (OHT), flexural, compression, short beam shear (ILSS) and Charpy-impact tests were performed on the reference and PA 66 interleaved composite specimens. The DCB test results showed that the initiation and propagation Mode-I fracture toughness values of the composites were significantly improved by 84 and 171% using PA 66-17 gsm veils respectively, as compared to reference laminates. The use of denser PA 66-50 gsm veils in the interlaminar region led to higher improvement in fracture toughness values (349% for initiation and 718% for propagation) due to the higher amount of veil fibers involved in fiber bridging toughening mechanism. The incorporation of PA 66-50 gsm nonwoven veils also increased the ILSS and Charpy impact strength of the composites by 25 and 15%, respectively. On the other hand, the PA 66 veils reduced in-plane mechanical properties of CF/EP composites due to lower carbon fiber volume fraction and increased thickness. |
Tuyan, Murat; Saleh Ahari, Reza ; Erdem, Tahir Kemal; Ç}akır, Özge {Andi{ç} ; Ramyar, Kambiz Influence of thixotropy determined by different test methods on formwork pressure of self-consolidating concrete (Journal Article) Construction and Building Materials, 173 , pp. 189–200, 2018, ISSN: 09500618. @article{Tuyan2018, title = {Influence of thixotropy determined by different test methods on formwork pressure of self-consolidating concrete}, author = {Murat Tuyan and Reza {Saleh Ahari} and Tahir Kemal Erdem and Özge {Andi{ç} {Ç}akır} and Kambiz Ramyar}, doi = {10.1016/j.conbuildmat.2018.04.046}, issn = {09500618}, year = {2018}, date = {2018-06-01}, journal = {Construction and Building Materials}, volume = {173}, pages = {189–200}, publisher = {Elsevier Ltd}, abstract = {In this experimental study, the influence of thixotropy determined by different test methods on the formwork pressure of self-consolidating concrete (SCC) with varying compositions was investigated. In order to determine the effect of water/binder (w/b) ratio, slump flow diameter and coarse aggregate/total aggregate (CA/TA) ratio on thixotropy and formwork pressure of SCC, fifteen concrete mixtures were prepared. Four different test methods i.e., “structural break-down area” (SBDA), “break-down percentage” (BDP), “drop in apparent viscosity” (DAV) and “yield value at rest” (YVR) were performed to determine the thixotropy of the SCC mixtures. Test results showed that the SBDA, DAV and YVR methods were more appropriate to evaluate the thixotropy of SCC than the BDP method. A strong correlation between thixotropy and formwork pressure was found using SBDA, DAV and YVR methods in SCC mixtures having low w/b ratio. There was a strong relationship between thixotropy determined by SBDA, BDP and DAV methods and formwork pressure in low slump flow SCC mixtures, while thixotropy determined by the YVR method showed good correlation with the formwork pressure in SCC mixtures having high slump flow values. Finally, new models were developed to estimate the formwork pressure of all kinds of mixtures as a function of thixotropy and time. The models were found to be successful for each of the thixotropy measurement method.}, keywords = {}, pubstate = {published}, tppubtype = {article} } In this experimental study, the influence of thixotropy determined by different test methods on the formwork pressure of self-consolidating concrete (SCC) with varying compositions was investigated. In order to determine the effect of water/binder (w/b) ratio, slump flow diameter and coarse aggregate/total aggregate (CA/TA) ratio on thixotropy and formwork pressure of SCC, fifteen concrete mixtures were prepared. Four different test methods i.e., “structural break-down area” (SBDA), “break-down percentage” (BDP), “drop in apparent viscosity” (DAV) and “yield value at rest” (YVR) were performed to determine the thixotropy of the SCC mixtures. Test results showed that the SBDA, DAV and YVR methods were more appropriate to evaluate the thixotropy of SCC than the BDP method. A strong correlation between thixotropy and formwork pressure was found using SBDA, DAV and YVR methods in SCC mixtures having low w/b ratio. There was a strong relationship between thixotropy determined by SBDA, BDP and DAV methods and formwork pressure in low slump flow SCC mixtures, while thixotropy determined by the YVR method showed good correlation with the formwork pressure in SCC mixtures having high slump flow values. Finally, new models were developed to estimate the formwork pressure of all kinds of mixtures as a function of thixotropy and time. The models were found to be successful for each of the thixotropy measurement method. |
Tayfur, Sena; Alver, Ninel; Abdi, Saeed; ç, Sel; Ghiami, Amir Characterization of concrete matrix/steel fiber de-bonding in an SFRC beam: Principal component analysis and k-mean algorithm for clustering AE data (Journal Article) Engineering Fracture Mechanics, 194 , pp. 73–85, 2018, ISSN: 00137944. @article{Tayfur2018, title = {Characterization of concrete matrix/steel fiber de-bonding in an SFRC beam: Principal component analysis and k-mean algorithm for clustering AE data}, author = {Sena Tayfur and Ninel Alver and Saeed Abdi and Sel{ç}uk Saatcı and Amir Ghiami}, doi = {10.1016/j.engfracmech.2018.03.007}, issn = {00137944}, year = {2018}, date = {2018-05-01}, journal = {Engineering Fracture Mechanics}, volume = {194}, pages = {73–85}, publisher = {Elsevier Ltd}, abstract = {Steel fibers have been used in concrete structures to increase the tensile strength and ductility of concrete. Fibers bridging cracks reduce micro cracking and improve post-cracking strength in concrete. Propagation of damage in a fiber reinforced concrete member occurs by concrete matrix cracking and widening of these cracks, which is accompanied by de-bonding of steel fibers from the concrete matrix. Fiber de-bonding is the main factor affecting the post-peak behavior of these members. Therefore, distinguishing the matrix cracking and fiber de-bonding mechanisms is important in nondestructive structural health monitoring methods. This study is focused on characterizing steel fiber/matrix de-bonding events apart from concrete matrix cracking sources in acoustic emission (AE) method. Two reinforced concrete beams, one of which included steel fibers within the concrete matrix, were tested under three point bending and monitored by AE. Afterwards, Principal Component Analysis (PCA) was applied to AE data and the failure mechanisms were clustered for characterization of steel fiber/matrix de-bonding. Finally, different AE features of these clusters were evaluated and applicable AE parameter distributions, which are useful to clarify steel fiber de-bonding mechanisms, were revealed.}, keywords = {}, pubstate = {published}, tppubtype = {article} } Steel fibers have been used in concrete structures to increase the tensile strength and ductility of concrete. Fibers bridging cracks reduce micro cracking and improve post-cracking strength in concrete. Propagation of damage in a fiber reinforced concrete member occurs by concrete matrix cracking and widening of these cracks, which is accompanied by de-bonding of steel fibers from the concrete matrix. Fiber de-bonding is the main factor affecting the post-peak behavior of these members. Therefore, distinguishing the matrix cracking and fiber de-bonding mechanisms is important in nondestructive structural health monitoring methods. This study is focused on characterizing steel fiber/matrix de-bonding events apart from concrete matrix cracking sources in acoustic emission (AE) method. Two reinforced concrete beams, one of which included steel fibers within the concrete matrix, were tested under three point bending and monitored by AE. Afterwards, Principal Component Analysis (PCA) was applied to AE data and the failure mechanisms were clustered for characterization of steel fiber/matrix de-bonding. Finally, different AE features of these clusters were evaluated and applicable AE parameter distributions, which are useful to clarify steel fiber de-bonding mechanisms, were revealed. |
Baba, Alper; Tsatsanifos, Chr; El Gohary, Fatma ; Palerm, Jacinta; Khan, Saifullah; Ali Mahmoudian, S; Ahmed, Abdelkader T; Tayfur, Gökmen; Dialynas, Yannis G; Angelakis, Andreas N Developments in water dams and water harvesting systems throughout history in different civilizations (Journal Article) 2018. @article{Baba2018, title = {Developments in water dams and water harvesting systems throughout history in different civilizations}, author = {Alper Baba and Chr Tsatsanifos and Fatma {El Gohary} and Jacinta Palerm and Saifullah Khan and S {Ali Mahmoudian} and Abdelkader T Ahmed and Gökmen Tayfur and Yannis G Dialynas and Andreas N Angelakis}, url = {http://medcraveonline.com}, doi = {10.15406/ijh.2018.02.00064}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {article} } |
Yucel, Deniz Sanliyuksel; Baba, Alper Determining water and sediment quality related to lead-zinc mining activity (Journal Article) Archives of Environmental Protection, 44 (3), pp. 19–34, 2018, ISSN: 20834810. @article{Yucel2018, title = {Determining water and sediment quality related to lead-zinc mining activity}, author = {Deniz Sanliyuksel Yucel and Alper Baba}, doi = {10.24425/aep.2018.122294}, issn = {20834810}, year = {2018}, date = {2018-01-01}, journal = {Archives of Environmental Protection}, volume = {44}, number = {3}, pages = {19–34}, abstract = {This study focuses on the Koru and Tesbihdere Pb-Zn mining districts, located at the upstream areas of the Umurbey dam basin. Mining activities in Koru, one of the longest operated mines in NW Turkey, date back to the beginning of the 1900s. The purpose of the study is to (1) determine the hydrochemical properties of the water resources and to assess the potential environmental consequences of mining activities in the Koru and Tesbihdere mining districts, and (2) investigate the effects caused by mining activities on the water resources and sediment quality in the Umurbey dam basin. Concentrations of As, Cd, Cu, Fe, Mn, Pb, and Zn in river sediments downstream of the Tesbihdere and Koru mining district, and in the Umurbey dam sediments were higher than the world average for river sediments. The geoaccumulation index and enrichment factor revealed that sediments were strongly polluted with Pb and Zn, moderately to strongly polluted with Cd and moderately polluted with Cu. The chemical analyses of water resources revealed that the maximum Fe, Zn, Pb, Mn, and Cu concentrations reached 2890 $mu$g/l, 1785 $mu$g/l, 1180 $mu$g/l, 984 $mu$g/l, and 419 $mu$g/l, respectively. The Koru River is classified as polluted water according to Turkish inland water quality regulations. The environmental contamination problems in the local drainage system are caused by leakage from past and current tailing ponds into the Koru River.}, keywords = {}, pubstate = {published}, tppubtype = {article} } This study focuses on the Koru and Tesbihdere Pb-Zn mining districts, located at the upstream areas of the Umurbey dam basin. Mining activities in Koru, one of the longest operated mines in NW Turkey, date back to the beginning of the 1900s. The purpose of the study is to (1) determine the hydrochemical properties of the water resources and to assess the potential environmental consequences of mining activities in the Koru and Tesbihdere mining districts, and (2) investigate the effects caused by mining activities on the water resources and sediment quality in the Umurbey dam basin. Concentrations of As, Cd, Cu, Fe, Mn, Pb, and Zn in river sediments downstream of the Tesbihdere and Koru mining district, and in the Umurbey dam sediments were higher than the world average for river sediments. The geoaccumulation index and enrichment factor revealed that sediments were strongly polluted with Pb and Zn, moderately to strongly polluted with Cd and moderately polluted with Cu. The chemical analyses of water resources revealed that the maximum Fe, Zn, Pb, Mn, and Cu concentrations reached 2890 $mu$g/l, 1785 $mu$g/l, 1180 $mu$g/l, 984 $mu$g/l, and 419 $mu$g/l, respectively. The Koru River is classified as polluted water according to Turkish inland water quality regulations. The environmental contamination problems in the local drainage system are caused by leakage from past and current tailing ponds into the Koru River. |
Velibeyog, Koray; Lu, ̆; Yazdani, Hamidreza; Baba, Alper Groundwater in local development strategies: case of Izmir (Journal Article) 2018. @article{Velibeyog2018, title = {Groundwater in local development strategies: case of Izmir}, author = {Koray Velibeyog and ̆ Lu and Hamidreza Yazdani and Alper Baba}, url = {https://iwaponline.com/ws/article-pdf/18/4/1339/236774/ws018041339.pdf}, doi = {10.2166/ws.2017.199}, year = {2018}, date = {2018-01-01}, abstract = {This study takes into account groundwater in local development strategies of Izmir, in which rapid and uneven development has occurred in recent decades. Therefore, resilience thinking is needed in the future development of the city-region. To this end, the paper aims to make an analysis of recently completed asset-based local development strategies for Izmir city towards water resiliency. The methodology has two main steps. Firstly, by using spatial interaction analysis of peninsula and river basins, potential vulnerabilities and risks are indicated. Secondly, a stratified model of strategy evaluation is conducted by scrutinizing the existing layered approaches. Then, these models were applied to all strategic decisions including water resources and indicated a high level of consistency to achieve sustainable and resilient use of blue-green infrastructure in the future of Izmir’s metropolitan area. Local assets, including water resources, are the backbone of future development of the Izmir city-region. Therefore, usage of local assets in a multi-level perspective of strategy development needs to be understood. The stratified model denotes that special emphasis should be given to different river basins in different levels. This study illustrates that synergy management is needed between different layers of local development strategies, in which the role of urban and rural households is of the utmost importance.}, keywords = {}, pubstate = {published}, tppubtype = {article} } This study takes into account groundwater in local development strategies of Izmir, in which rapid and uneven development has occurred in recent decades. Therefore, resilience thinking is needed in the future development of the city-region. To this end, the paper aims to make an analysis of recently completed asset-based local development strategies for Izmir city towards water resiliency. The methodology has two main steps. Firstly, by using spatial interaction analysis of peninsula and river basins, potential vulnerabilities and risks are indicated. Secondly, a stratified model of strategy evaluation is conducted by scrutinizing the existing layered approaches. Then, these models were applied to all strategic decisions including water resources and indicated a high level of consistency to achieve sustainable and resilient use of blue-green infrastructure in the future of Izmir’s metropolitan area. Local assets, including water resources, are the backbone of future development of the Izmir city-region. Therefore, usage of local assets in a multi-level perspective of strategy development needs to be understood. The stratified model denotes that special emphasis should be given to different river basins in different levels. This study illustrates that synergy management is needed between different layers of local development strategies, in which the role of urban and rural households is of the utmost importance. |
Oztoprak, Nahit; Gunes, Deniz; Tanoglu, Metin; Aktas, Engin; Ozgur Egilmez, Oguz ; Senocak, Ciler; Kulac, Gediz Developing polymer composite-based leaf spring systems for automotive industry (Journal Article) Sci Eng Compos Mater, 25 (6), pp. 1167–1176, 2018. @article{Oztoprak2018, title = {Developing polymer composite-based leaf spring systems for automotive industry}, author = {Nahit Oztoprak and Deniz Gunes and Metin Tanoglu and Engin Aktas and Oguz {Ozgur Egilmez} and Ciler Senocak and Gediz Kulac}, url = {https://doi.org/10.1515/secm-2016-0335}, doi = {10.1515/secm-2016-0335}, year = {2018}, date = {2018-01-01}, journal = {Sci Eng Compos Mater}, volume = {25}, number = {6}, pages = {1167–1176}, abstract = {Composite-based mono-leaf spring systems were designed and manufactured to replace existing mono-leaf metal leaf spring in a light commercial vehicle. In this study, experimentally obtained mechanical properties of different fiber-reinforced polymer materials are presented first, followed by the description of the finite element analytical model created in Abaqus 6.12-1 (Das-sault Systemes Simulia Corp., RI, US) using the obtained properties. The results from the finite element analysis are presented next and compared with actual size experimental tests conducted on manufactured prototypes. The results demonstrated that the reinforcement type and orientation dramatically influenced the spring rate. The prototypes showed significant weight reduction of about 80% with improved mechanical properties. The hybrid composite systems can be utilized for composite-based leaf springs with considerable mechanical performance.}, keywords = {}, pubstate = {published}, tppubtype = {article} } Composite-based mono-leaf spring systems were designed and manufactured to replace existing mono-leaf metal leaf spring in a light commercial vehicle. In this study, experimentally obtained mechanical properties of different fiber-reinforced polymer materials are presented first, followed by the description of the finite element analytical model created in Abaqus 6.12-1 (Das-sault Systemes Simulia Corp., RI, US) using the obtained properties. The results from the finite element analysis are presented next and compared with actual size experimental tests conducted on manufactured prototypes. The results demonstrated that the reinforcement type and orientation dramatically influenced the spring rate. The prototypes showed significant weight reduction of about 80% with improved mechanical properties. The hybrid composite systems can be utilized for composite-based leaf springs with considerable mechanical performance. |
Ç, Aslı ; ç, Gökhan Top; Isik, Tuğba; Baba, Alper; Horzum, Nesrin; Demir, Mustafa M Investigation of Lithium Sorption Efficiency Using SWCNT Functionalized Electrospun Fiber Mats from the Hypersaline Geothermal Brine (Journal Article) 2018. @article{Celik2018, title = {Investigation of Lithium Sorption Efficiency Using SWCNT Functionalized Electrospun Fiber Mats from the Hypersaline Geothermal Brine}, author = {Aslı {Ç}elik and Gökhan Top{ç}u and Tuğba Isik and Alper Baba and Nesrin Horzum and Mustafa M Demir}, url = {www.scientific.net/MSF.915.121}, doi = {10.4028/www.scientific.net/MSF.915.121}, year = {2018}, date = {2018-01-01}, abstract = {Geothermal mining from brines becomes increasingly important with the increasing demand for rare earth elements in various engineering applications. Geothermal fluids contain valuable minerals and metals such as silica, zinc, lithium, and other materials that can be processed to recover these products. Solution mining by nature is challenging because of variable composition as well as the concentration of the interfering ions, particularly calcium and magnesium, and the presence of interfering ions increases the recovery costs requiring additional steps. The aim of this study is the fabrication of single-walled carbon nanotube functionalized electrospun chitosan, poly(methyl methacrylate) (PMMA), and polyacrylonitrile (PAN) fiber mats. Effect of polymer type, dilution factor, and surface modification on the sorption of lithium (Li +) ions was investigated. The maximum sorption performance was obtained with SWCNT functionalized PAN (15 wt%) fiber mats and they have sorption percentage as 55% at diluted (1/100) brine samples.}, keywords = {}, pubstate = {published}, tppubtype = {article} } Geothermal mining from brines becomes increasingly important with the increasing demand for rare earth elements in various engineering applications. Geothermal fluids contain valuable minerals and metals such as silica, zinc, lithium, and other materials that can be processed to recover these products. Solution mining by nature is challenging because of variable composition as well as the concentration of the interfering ions, particularly calcium and magnesium, and the presence of interfering ions increases the recovery costs requiring additional steps. The aim of this study is the fabrication of single-walled carbon nanotube functionalized electrospun chitosan, poly(methyl methacrylate) (PMMA), and polyacrylonitrile (PAN) fiber mats. Effect of polymer type, dilution factor, and surface modification on the sorption of lithium (Li +) ions was investigated. The maximum sorption performance was obtained with SWCNT functionalized PAN (15 wt%) fiber mats and they have sorption percentage as 55% at diluted (1/100) brine samples. |
Tayfur, Sena; ç, Sel; Alver, Ninel; Mühendisliği Bölümü, İnşaat ; Fakültesi, Mühendislik; Üniversitesi, Ege; Yüksek Teknoloji Enstitüsü, İzmir ; Makalesi, Araştırma; Article Öz, Research 24 (3), pp. 397–402, 2018. @article{Tayfur2018a, title = {Çelik fiber ilaveli etriyesiz betonarme kirişlerin eğilme etkisi altındaki davranışlarının doğrusal olayan sonlu elemanlar analizi ile belirlenmesi Determination of the behavior of steel fiber reinforced concrete beams without stirrups under bending by nonlinear finite element analysis}, author = {Sena Tayfur and Sel{ç}uk Saatci and Ninel Alver and İnşaat {Mühendisliği Bölümü} and Mühendislik Fakültesi and Ege Üniversitesi and İzmir {Yüksek Teknoloji Enstitüsü} and Araştırma Makalesi and Research {Article Öz}}, doi = {10.5505/pajes.2017.98700}, year = {2018}, date = {2018-01-01}, volume = {24}, number = {3}, pages = {397–402}, abstract = {Çelik fiber katkılı betonarme elemanların kullanımı son yıllarda artmakla birlikte bu elemanların yapısal davranışlarının modellenmesinde mevcut analitik yöntemler yetersiz kalmakta ve doğrusal olmayan sonlu elemanlar yöntemi gibi sayısal yöntemlere ihtiyaç duyulmaktadır. Bu çalışmada üç noktalı statik yükleme altında davranışı deneysel olarak belirlenmiş çelik fiber katkılı iki kiriş ile çelik fiber katkısı olmayan bir kiriş Değiştirilmiş Basınç Alanı Teorisi’ne dayanan bir doğrusal olmayan sonlu elemanlar yöntemi ile analiz edilmiş ve sonuçlar irdelenmiştir Kullanılan yöntemde çatlamış betonda çatlak yüzeyleri arasında çelik fiberlerin ilettiği çekme gerilmelerinin modellenmesinde Basitleştirilmiş Kapsamlı Gömülme Modeli seçilmiştir. Analiz sonuçları deney sonuçlarıyla karşılaştırıldığında kullanılan sonlu elemanlar yönteminin kirişlerin eğilme kapasitelerini ve oluşan ana çatlakları yüksek hassasiyetle belirlediği, ancak kirişlerin deplasman kapasitelerini olduğundan çok daha düşük bulduğu görülmüştür. Modelin ana çatlakları doğru tespit etmekle birlikte oluşan çok sayıda küçük çatlakları doğru tespit edememesi ve bunun sonucu olarak ana çatlaklarda donatı kopmasının olduğundan erken gerçekleşmesi sonucu kirişin düşük deplasmanlarda göçtüğü değerlendirilmiştir. Daha hassas çözümler için çelik fiber katkısının modellenmesinde daha gelişmiş modellere ihtiyaç olduğu görülmüştür. Although the use of steel fiber reinforced concrete elements is on the rise in recent years, present analytical models to determine the structural behavior of these members are inadequate, requiring numerical methods such as nonlinear finite element method. In this study, two steel fiber reinforced concrete beam and one ordinary reinforced concrete beam tested under static three-point bending were modeled with a Modified Compression Field Theory based nonlinear finite element method and results were investigated. In the method, Simplified Diverse Embedment Model was selected to model the tensile stresses transmitted between crack faces in cracked concrete. When analysis results were compared with experimental results, it was observed that the bending capacities and major cracks were captured with high accuracy, whereas displacement capacities were highly underpredicted. Although the major cracks were predicted with high accuracy, the fact that the model could not predict smaller cracks accurately and, as a result, the occurrence of a premature reinforcing bar failure at major cracks is believed to be the major reason for earlier failure of beams. More advanced models are needed for modeling the steel fiber reinforcement in order to obtain more accurate solutions. Anahtar kelimeler: Doğrusal olmayan sonlu eleman analizi, Çelik fiber katkılı beton, Eğilme davranışı}, keywords = {}, pubstate = {published}, tppubtype = {article} } Çelik fiber katkılı betonarme elemanların kullanımı son yıllarda artmakla birlikte bu elemanların yapısal davranışlarının modellenmesinde mevcut analitik yöntemler yetersiz kalmakta ve doğrusal olmayan sonlu elemanlar yöntemi gibi sayısal yöntemlere ihtiyaç duyulmaktadır. Bu çalışmada üç noktalı statik yükleme altında davranışı deneysel olarak belirlenmiş çelik fiber katkılı iki kiriş ile çelik fiber katkısı olmayan bir kiriş Değiştirilmiş Basınç Alanı Teorisi’ne dayanan bir doğrusal olmayan sonlu elemanlar yöntemi ile analiz edilmiş ve sonuçlar irdelenmiştir Kullanılan yöntemde çatlamış betonda çatlak yüzeyleri arasında çelik fiberlerin ilettiği çekme gerilmelerinin modellenmesinde Basitleştirilmiş Kapsamlı Gömülme Modeli seçilmiştir. Analiz sonuçları deney sonuçlarıyla karşılaştırıldığında kullanılan sonlu elemanlar yönteminin kirişlerin eğilme kapasitelerini ve oluşan ana çatlakları yüksek hassasiyetle belirlediği, ancak kirişlerin deplasman kapasitelerini olduğundan çok daha düşük bulduğu görülmüştür. Modelin ana çatlakları doğru tespit etmekle birlikte oluşan çok sayıda küçük çatlakları doğru tespit edememesi ve bunun sonucu olarak ana çatlaklarda donatı kopmasının olduğundan erken gerçekleşmesi sonucu kirişin düşük deplasmanlarda göçtüğü değerlendirilmiştir. Daha hassas çözümler için çelik fiber katkısının modellenmesinde daha gelişmiş modellere ihtiyaç olduğu görülmüştür. Although the use of steel fiber reinforced concrete elements is on the rise in recent years, present analytical models to determine the structural behavior of these members are inadequate, requiring numerical methods such as nonlinear finite element method. In this study, two steel fiber reinforced concrete beam and one ordinary reinforced concrete beam tested under static three-point bending were modeled with a Modified Compression Field Theory based nonlinear finite element method and results were investigated. In the method, Simplified Diverse Embedment Model was selected to model the tensile stresses transmitted between crack faces in cracked concrete. When analysis results were compared with experimental results, it was observed that the bending capacities and major cracks were captured with high accuracy, whereas displacement capacities were highly underpredicted. Although the major cracks were predicted with high accuracy, the fact that the model could not predict smaller cracks accurately and, as a result, the occurrence of a premature reinforcing bar failure at major cracks is believed to be the major reason for earlier failure of beams. More advanced models are needed for modeling the steel fiber reinforcement in order to obtain more accurate solutions. Anahtar kelimeler: Doğrusal olmayan sonlu eleman analizi, Çelik fiber katkılı beton, Eğilme davranışı |
Inproceedings |
Elci, Şebnem; Zeynep, Ersoy Deniz Deşarjı Modellemesinde Model Sınırlarının Belirlenmesi (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding1, title = {Deniz Deşarjı Modellemesinde Model Sınırlarının Belirlenmesi}, author = {Şebnem Elci and Ersoy Zeynep}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Elci, Sebnem; Hazar, Oguz Assessment Of Sedıment Capture Performances Of Coanda And Tyrolean Intakes By Experıments (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding2, title = {Assessment Of Sedıment Capture Performances Of Coanda And Tyrolean Intakes By Experıments}, author = {Sebnem Elci and Oguz Hazar}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Elci, Sebnem; Bombar, G; Vural, B; Ay., M Experimental Investigation for the Effects of Turbulence on the Settling Velocities of Sediments (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding3, title = {Experimental Investigation for the Effects of Turbulence on the Settling Velocities of Sediments}, author = {Sebnem Elci and G Bombar and B Vural and M Ay.}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
BOMBAR, Gökçen; Elci, Sebnem Up-to-date Review Of Dam-break Studies (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding4, title = {Up-to-date Review Of Dam-break Studies}, author = {Gökçen BOMBAR and Sebnem Elci}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Baba, A; Demir, M M; Yeşilnacar, M İ Geothermal Energy in GAP (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding5, title = {Geothermal Energy in GAP}, author = {A Baba and M M Demir and M İ Yeşilnacar}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Öztürk, B; A., Baba The importance of surface water and groundwater resources for sustainability of the Karaburun Peninsula, İzmir, 2 Turkey, (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding6, title = {The importance of surface water and groundwater resources for sustainability of the Karaburun Peninsula, İzmir, 2 Turkey,}, author = {B Öztürk and Baba A.}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Şahin, Y; Baba, A; G., Tayfur Dams of Küçük Menderes River Basin and their implications on the agricultural development, (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding7, title = {Dams of Küçük Menderes River Basin and their implications on the agricultural development,}, author = {Y Şahin and A Baba and Tayfur G.}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Baba, A; Şımşek, C; Özdayı, Tonkul S.and M O; A.C., Demırkesen Klorür Kütle Denge Yöntemi ile Yeraltısuyu Besleniminin Tahmini:Alaşehir Alt Havzası Örneği, HİDRO’2018: 27-29 (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding8, title = {Klorür Kütle Denge Yöntemi ile Yeraltısuyu Besleniminin Tahmini:Alaşehir Alt Havzası Örneği, HİDRO’2018: 27-29}, author = {A Baba and C Şımşek and M O Tonkul S.and Özdayı and Demırkesen A.C.}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Baba, A Su Kaynaklarının Kalitesi ve İnsan Sağliğina Etkisi, (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding9, title = {Su Kaynaklarının Kalitesi ve İnsan Sağliğina Etkisi,}, author = {A Baba}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Baba, A Türkiye’deki Su Kaynaklarında Arsenik ve İnsan Sağlığına Etkileri, 71.Türkiye Jeoloji Kurultayı, (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding10, title = {Türkiye’deki Su Kaynaklarında Arsenik ve İnsan Sağlığına Etkileri, 71.Türkiye Jeoloji Kurultayı,}, author = {A Baba}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Şimşek, C; Baba, A; Aksoy, N; Z., Demirkiran Alüvyon Akifer İçin Özgül Debi Değeri İle Hidrolik İletkenliğin Tahmin Edilmesi: Alaşehir (Manisa) Ovasi Örnek Çalişmasi, 71.Türkiye Jeoloji Kurultayı, (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding11, title = {Alüvyon Akifer İçin Özgül Debi Değeri İle Hidrolik İletkenliğin Tahmin Edilmesi: Alaşehir (Manisa) Ovasi Örnek Çalişmasi, 71.Türkiye Jeoloji Kurultayı,}, author = {C Şimşek and A Baba and N Aksoy and Demirkiran Z.}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Akdeğırmen, Ö; Baba, A; Şımşek, C; Tayfur, G; A, Kumanlıoğlu Alaşehir Havzasi SMA (Soil Moisture Accounting) Hidrolojik Modeli, 71.Türkiye Jeoloji Kurultayı, (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding12, title = {Alaşehir Havzasi SMA (Soil Moisture Accounting) Hidrolojik Modeli, 71.Türkiye Jeoloji Kurultayı,}, author = {Ö Akdeğırmen and A Baba and C Şımşek and G Tayfur and Kumanlıoğlu A}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Özdayı, O M; Şımşek, C; Tayfur, G; A., Baba MODFLOW-2005 Nümerik Modelleme Metodu İle Yeraltısuyu Potansiyelinin Değerlendirilmesi: Alaşehir (Manisa) Örneği, 71.Türkiye Jeoloji Kurultayı (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding13, title = {MODFLOW-2005 Nümerik Modelleme Metodu İle Yeraltısuyu Potansiyelinin Değerlendirilmesi: Alaşehir (Manisa) Örneği, 71.Türkiye Jeoloji Kurultayı}, author = {O M Özdayı and C Şımşek and G Tayfur and Baba A.}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Tonkul, S; Baba, A; Şımşek, C; Tayfur, G; Durukan, S; Kumanlıoğlu, A; A.C., Demırkesen AkifereYağiştan süzülme Miktarinin Sondaj Verileri Kullanilarak Tahmin Edilmesi: Alaşehir (Manisa) Havzasi (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding14, title = {AkifereYağiştan süzülme Miktarinin Sondaj Verileri Kullanilarak Tahmin Edilmesi: Alaşehir (Manisa) Havzasi}, author = {S Tonkul and A Baba and C Şımşek and G Tayfur and S Durukan and A Kumanlıoğlu and Demırkesen A.C.}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
İritaş, S B; Türksoy, V A; Tutkun, L; Deniz, S; A., Baba Yozgat’taki Halk Çeşmelerine ait Kimyasal Parametrelerin Değerlendirilmesi, 71.Türkiye Jeoloji Kurultayı, (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding15, title = {Yozgat’taki Halk Çeşmelerine ait Kimyasal Parametrelerin Değerlendirilmesi, 71.Türkiye Jeoloji Kurultayı,}, author = {S B İritaş and V A Türksoy and L Tutkun and S Deniz and Baba A.}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Mungan, G G; Baba, F.and A Gür Jeotermal Akişkanda Radon ve Etkileri: Bati Anadolu Örneği, 71.Türkiye Jeoloji Kurultayı, (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding16, title = {Jeotermal Akişkanda Radon ve Etkileri: Bati Anadolu Örneği, 71.Türkiye Jeoloji Kurultayı,}, author = {G G Mungan and A Gür F.and Baba}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Helvaci, C; A., Baba Acigöl ve Honaz Arasındaki Jeotermal kaynaklarin Hidrojeokimyasal Özellikleri, 21-24 Şubat 2018, (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding17, title = {Acigöl ve Honaz Arasındaki Jeotermal kaynaklarin Hidrojeokimyasal Özellikleri, 21-24 Şubat 2018,}, author = {C Helvaci and Baba A.}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Gülcü, M; Topçu, G; Koç, A K; Demır, Baba A.and M M Jeotermal Sistemlerde, Su-Çözünür Polisakkaritlerin Silikat Kabuklaşmasına Yönelik İnhibitör Olarak Kullanımı, (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding18, title = {Jeotermal Sistemlerde, Su-Çözünür Polisakkaritlerin Silikat Kabuklaşmasına Yönelik İnhibitör Olarak Kullanımı,}, author = {M Gülcü and G Topçu and A K Koç and M M Baba A.and Demır}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Mungan, G G; Filiz, G F; Koç, G A; Baba, A; Demir, M M; H., Sözbilir Yüksek Tuzluluğa Sahip Jeotermal Sahalarda Radon Gazı Dağılımı (Tuzla-Çanakkale-Türkiye), (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding19, title = {Yüksek Tuzluluğa Sahip Jeotermal Sahalarda Radon Gazı Dağılımı (Tuzla-Çanakkale-Türkiye),}, author = {G G Mungan and G F Filiz and G A Koç and A Baba and M M Demir and Sözbilir H.}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Sözbilir, H; Baba, A; Uzel, B; G., Aksoy Tuzla Jeotermal Sahasinin Tektonik Ortamı: BigaYarımadasında (KB Türkiye) Hibrid Jeotermal Sistemlerin Verileri, 21-24 Şubat 2018, (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding20, title = {Tuzla Jeotermal Sahasinin Tektonik Ortamı: BigaYarımadasında (KB Türkiye) Hibrid Jeotermal Sistemlerin Verileri, 21-24 Şubat 2018,}, author = {H Sözbilir and A Baba and B Uzel and Aksoy G.}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Baba, A; Uzellı, T; Dölek, İ; Şener, M F; R.K, Dırık; H., Sözbılır Muş (Doğu Anadolu) Havzasının Jeotermal Enerji Potansiyeli ve Jeotermal Kaynaklarinin Özellikleri, 21-24 Şubat 2018, (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding21, title = {Muş (Doğu Anadolu) Havzasının Jeotermal Enerji Potansiyeli ve Jeotermal Kaynaklarinin Özellikleri, 21-24 Şubat 2018,}, author = {A Baba and T Uzellı and İ Dölek and M F Şener and Dırık R.K and Sözbılır H.}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Baba, A; Uzellı, T; Dölek, İ; Şener, M F; Dırık, R K; H., Sözbılır Project Planning and Management Using Building Information Modeling (BIM) (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding22, title = {Project Planning and Management Using Building Information Modeling (BIM)}, author = {A Baba and T Uzellı and İ Dölek and M F Şener and R K Dırık and Sözbılır H.}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Ruth, Politi; Engin, Aktaş; M.Emre, Llal Project Planning and Management Using Building Information Modeling (BIM) (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding23, title = {Project Planning and Management Using Building Information Modeling (BIM)}, author = {Politi Ruth and Aktaş Engin and Llal M.Emre}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Gizem, Arslan-Özgen; Metin, Tanoğlu; Engin, Aktaş; Kutay, Yücetürk Development of Composite Drive Shaft Tube for Automotıve Industry (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding24, title = {Development of Composite Drive Shaft Tube for Automotıve Industry}, author = {Arslan-Özgen Gizem and Tanoğlu Metin and Aktaş Engin and Yücetürk Kutay}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Tuncay, Yalcinkaya; İzzet, Özdemir; Osman, Firat Ali Three Dimensional Grain Boundary Modeling in Polycrystalline Plasticity (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding25, title = {Three Dimensional Grain Boundary Modeling in Polycrystalline Plasticity}, author = {Yalcinkaya Tuncay and Özdemir İzzet and Firat Ali Osman}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
Tuncay, Yalcinkaya; İzzet, Özdemir Grain Boundaries in Polycrystalline Plasticity (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding26, title = {Grain Boundaries in Polycrystalline Plasticity}, author = {Yalcinkaya Tuncay and Özdemir İzzet}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
K., Erdem T; E., Bilgiç; S., Öztürk A Preliminary Research On The Early Age Properties Of Fiber Reinforced Concrete With Lightweight Expanded Clay Aggregate (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding27, title = {A Preliminary Research On The Early Age Properties Of Fiber Reinforced Concrete With Lightweight Expanded Clay Aggregate}, author = {Erdem T. K. and Bilgiç E. and Öztürk S.}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
K., Erdem T; Y., Ersöz H; Bilgiç, E; M., Karahan S Effects Of Fly Ash Aggregate On The Rheology And Compressive Strength Of Self-consolidating Concrete (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding28, title = {Effects Of Fly Ash Aggregate On The Rheology And Compressive Strength Of Self-consolidating Concrete}, author = {Erdem T. K. and Ersöz H. Y. and E Bilgiç and Karahan S. M.}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |
G., Tayfur; K., Erdem T; O., Cengiz Prediction Of The Strength Of Gypsum Pastes Containing Fly Ash (Inproceedings) 2018. (BibTeX) @inproceedings{inproceeding29, title = {Prediction Of The Strength Of Gypsum Pastes Containing Fly Ash}, author = {Tayfur G. and Erdem T. K. and Cengiz O.}, year = {2018}, date = {2018-01-01}, keywords = {}, pubstate = {published}, tppubtype = {inproceedings} } |