Department of Geological Engineering

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Akgün, Haluk (122)
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Recent Submissions

Assessment of trace metal pollution in the coastal sediments of Fethiye-Go spacing diaeresis cek Bay (SW Turkey) and evaluation of pollution sources
Gulsen-Rothmund, Halil Ibrahim; ARSLAN, ŞEBNEM; Kurtulus, Bedri; Tunca, Evren; Avşar, Ulaş; Avsar, Ozgur (2023-01-01)
This research evaluated the trace metal pollution and the pollution sources in the coastal sediments of Fethiye-Go center dot cek Bay by using the spatial distribution maps, correlation and statistical analysis, which were...
Trace element and Sr-Nd-Hf-Pb isotopic constraints on the composition and evolution of eastern Anatolian sub-lithospheric mantle
Aktag, Alican; Sayıt, Kaan; Peters, Bradley J.; Furman, Tanya; Rickli, Jorg (2022-11-01)
Quaternary Elazig mafic alkaline volcanism is part of the anorogenic volcanic system of the circum-Mediterranean region, and it provides crucial insights into the chemical nature of the mantle source domains beneath easter...
New marine vertebrates (elasmobranchs, actinopterygians, reptiles) from the Upper Cretaceous Arabic Platform of SE Turkey
Bardet, Nathalie; Guinot, Guillaume; Yılmaz, İsmail Ömer; Hosgor, Izzet (2022-10-01)
Here we describe new marine vertebrate remains, mainly isolated teeth, from the Upper Cretaceous (Coniacian-Santonian) of near Mardin, SE Turkey. This is the first report in this area of ptychodontid sharks (elasmobranchs)...
Shear-hosted Gold Mineralization in Central Anatolian Metamorphic Massifs
Onat, Kaan; Kaymakcı, Nuretdin; Kuşcu, İlkay; Yalçıntaş, Hakan; Kaskatı, Mustafa Tuna (2022-9-13)
Niğde Massif (South-central Turkey) is a metamorphic core complex composed of amigmatite-paragneiss basement, overlain by schist-marble-amphibolite alternation and a thickmarble sequence. The massif experienced peak pressu...
Geological Setting and Mineralization of Gicik Low-sulfidation Epithermal Au-Ag±Te Deposit (Ankara, North-Central Anatolia)
Çil, Akın; İmer, Ali (2022-09-08)
Unraveling the Genesis of Highly Fractionated Rare-Metal Granites in the Nubian Shield via the Rare-Earth Elements Tetrad Effect, Sr-Nd and Mineral
Sami, Mabrouk; Monsef, Mohamed Abd El; Abart, Rainer; Toksoy Köksal, Fatma; Abdelfadil, Khaled M. (2022-09-01)
The rare-metal granites of the Nubian Shield are commonly associated with Nb-Ta and Sn mineralization. The magmatic and hydrothermal evolution of these granites and their relation to the Nb-Ta and Sn mineralization need fu...
Assessment of Dewatering Requirements and Dewatering Well Design for an Open Pit Coal Mine in Central Anatolia
Peksezer Sayıt, Ayşe; Yazıcıgil, Hasan (2022-09-01)
The celtikci Coal Basin is a newly discovered coal basin in Central Anatolia where 11 years of open-cut mining has been planned. The bulk of the mining will be conducted below the regional water table; hence, determination...
The Paleozoic petroleum system of the Molla-Bismil area (Diyarbakır Basin, Turkey) and source rock properties of Lower Silurian (Llandovery) organic-rich shale
Hoşgör, İzzet; Yılmaz, İsmail Ömer (2022-09-01)
© 2022 Elsevier LtdThe Molla-Bismil area is a petroleum province, which hosts predominantly Paleozoic oil fields in the foreland area of the Diyarbakır Basin. The Arpatepe, Bahar, Yeniev, and Çalıktepe fields are Paleozoic...
EVOLUTION OF THE ARABIAN CARBONATE PLATFORM (APTIAN– CAMPANIAN) IN SOUTH-EAST TURKEY: RESPONSES TO PALAEOCLIMATE, TECTONICS AND PALAEOCEANOGRAPHICAL CHANGES
Yılmaz, İsmail Ömer; Özer, Sacit; Mülayim, Oğuz; Tasli, Kemal; Sari, Bilal; Hoşgör, Izzet (2022-08-22)
Measured stratigraphical sections (İnişdere-Adıyaman, Türkoğlu-Kahramanmaraş and Sabunsuyu-Kilis) have enabled us to determine carbonate platform evolution during the Aptian–Campanian interval in south-east Turkey. It s...
Seismic attenuation tomography of the Sn phase beneath the Turkish-Iranian Plateau and the Zagros mountain belt
Kaviani, Ayoub; Sandvol, Eric; Ku, Wenfei; Beck, Susan L.; Türkelli, Niyazi; Özacar, Atilla Arda; Delph, Jonathan R. (2022-08-01)
The Turkish-Iranian Plateau and the Zagros highlands are among the most prominent physiographic features in the Middle East and were formed as a result of continental collision between the Arabian and Eurasian plates. To b...
Performance analysis of open-source DEMs in tsunami inundation modelling
Tüfekçi Enginar, Duygu; Dogan, Gozde Guney; Süzen, Mehmet Lütfi; Yalçıner, Ahmet Cevdet (2022-08-01)
In natural hazard modeling, underestimation is not acceptable, since it will produce unreliable and inadequate information for decision makers to work on during hazard mitigation planning. Including tsunami inundation mode...
Calibrating the Late Jurassic–Early Cretaceous shallow and deep marine bioevents by quantitative biostratigraphy: A synthesis from the Pontides Carbonate Platform (Turkey)
Atasoy, Serdar Görkem; Altıner, Demir; Altıner, Sevinç (2022-08-01)
© 2022 Elsevier B.V.The Late Jurassic–Early Cretaceous is an interval of unstandardized stages and includes the only Mesozoic system boundary without a Global Boundary Stratotype Section and Point – the Jurassic/Cretaceous...
Reservoir rock characterization in Edremit geothermal field: Geochemical implications for possible fault zones
Elidemir, Sanem; Güleç, Nilgün Türkan; DENİZ, KIYMET; KADIOĞLU, YUSUF KAĞAN (2022-08-01)
© 2022 Elsevier LtdReservoir lithology of Edremit geothermal field from western Anatolia is investigated by means of mineralogic-petrographic and geochemical analyses. Drill cuttings that belong to reservoir levels are ana...
The role of satellite information in forecasting, modeling, and mapping the 2019 Mozambique flood
Adler, Robert; Gu, Guojun; Zhou, Naijun; Wu, Huan; Matgen, Patrick; Galantowicz, John; Schumann, Guy; Yılmaz, Koray Kamil (2022-08-01)
The application and value of the Global Flood Monitoring System (GFMS) andvarious remote-sensing-based flood products are examined in the context ofthe severe flood event in Mozambique associated with Cyclone Idai in March...
Deep learning-based key-block classification framework for discontinuous rock slopes
Zhu, Honghu; Azarafza, Mohammad; Akgün, Haluk (2022-08-01)
© 2022 Institute of Rock and Soil Mechanics, Chinese Academy of SciencesThe key-blocks are the main reason accounting for structural failure in discontinuous rock slopes, and automated identification of these block types i...
Microfacies and stable isotope analyses (δ13C and δ18O) of the upper Serpukhovian-Moscovian carbonates in the Hadim Nappe, southern Turkey: an approach to document the Late Paleozoic Ice Age (LPIA)
Akbaş, Melikan; Okuyucu, Cengiz; Yılmaz, İsmail Ömer (2022-07-01)
© 2022, Springer-Verlag GmbH Germany, part of Springer Nature.The Late Paleozoic ice age (LPIA) span from latest Devonian to Late Permian (Lopingian) and was one of the three major Phanerozoic glaciations. Large continenta...
Slab induced mantle upwelling beneath the Anatolian plateau
Lynner, Colton; Delph, Jonathan R.; Portner, Daniel E.; Beck, Susan L.; Sandvol, Eric; Özacar, Atilla Arda (2022-06-01)
Landslide Susceptibility Assessment by Using Convolutional Neural Network
Nikoobakht, Shahrzad; Azarafza, Mohammad; Akgün, Haluk; Derakhshani, Reza (2022-06-01)
This study performs a GIS-based landslide susceptibility assessment using a convolutional neural network, CNN, in a study area of the Gorzineh-khil region, northeastern Iran. For this assessment, a 15-layered CNN was progr...
A relatively pristine C-like component in the eastern Anatolian asthenosphere
Aktağ, Alican; Sayıt, Kaan; Peters, B.J.; Furman, T.; J., Rickli (2022-05-23)
A new set of overprinting slip-data along Manisa Fault in Aegean Extensional Province, Western Anatolia
Tekin, Taner; Sançar, Taylan; Rojay, Fuat Bora (2022-05-23)
Interplay between the dynamic effects of the northward subduction of the African plate beneath the Aegean continental fragment and the North Anatolian dextral strike slip fault to the north caused a complex large-scale ext...
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