Department of Metallurgical and Materials Engineering

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Ünalan, Hüsnü Emrah (156)
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Gür, Cemil Hakan (111)
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1967 - 1979 (117)
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2020 - 2024 (293)

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Recent Submissions

Cutting-edge advancements in MXene-derived materials: Revolutionary electrocatalysts for hydrogen evolution and high-performance energy storage Khan, Muhammad; Hussain, Amjad; Saleh, Muhammad Tahir; Ibrahim, Mohammad; Attique, Faisal; Sun, Xiaohui; Ünalan, Hüsnü Emrah; Shafi, Muhammad; Khan, Yaqoob; Khan, Idrees; Ragab, Ahmed H.; Hassan, Abeer A.; Ali, Rawaid; Ali, Zafar; Khan, Abdul Jabbar; Zada, Amir (2024-05-01) MXenes belong to a set of 2-dimensional (2D) materials composed of transition metals, carbides, nitrides, and carbonitrides demonstrated unique properties in several fields including catalysis and energy storage. This revi...
Development and directed energy deposition of high strength Hf5Mo15Nb35Ta25Ti20 refractory high entropy alloys Özalp, Ali; Okuyucu, Can; Koc, B.; El-Atwani, O.; Aydoğan Güngör, Eda (2024-03-01) In this study, a novel HfMoNbTaTi refractory high entropy alloy was designed by empirical calculations and CALculation of PHAse Diagram (CALPHAD) method by using ThermoCalc software. Directed energy deposition (DED) based ...
The effects of SLM process parameters on the relative density and hardness of austenitic stainless steel 316L Bakhtiarian, Mohammadamin; Omidvar, Hamid; Mashhuriazar, Amirhossein; Sajuri, Zainuddin; Gür, Cemil Hakan (2024-03-01) Selective Laser Melting (SLM) process parameters significantly influence the microstructure and mechanical properties of the final product. Using the Taguchi optimization method, this investigation refined 316L austenitic ...
Enhanced nonlinear absorption and photoluminescence properties of Zn, Fe, Cu, V and Ni doped MoO<sub>3</sub> transition metal oxide thin films PEPE, YASEMİN; Tutel, Yusuf; Ucar, Ali Deniz; Cevik, Eda; KARATAY, AHMET; Ünalan, Hüsnü Emrah; ELMALI, AYHAN (2024-02-01) In this study, the effect of the dopant element on the linear, nonlinear absorption and optical limiting properties of ultrasonically sprayed MoO3 thin films is presented. The linear optical results showed an increase with...
Synergistic effect of nanostructured topography and CNF incorporation into silk fibroin films enhances mouse neuroblastoma cell functions MİMİROĞLU, DİDEM; Tufan, Yiğithan; Yanık, Tülin; Ercan, Batur (2024-02-01) Neural guidance channels (NGCs) are tubular structures placed between distal and proximal ends of a damaged nerve to support nerve regeneration process. Although there are numerous studies focusing on investigation of the ...
Determination of the anisotropy in mechanical properties of laser powder bed fusion Inconel 718 by ultrasonic testing Alay, Tugce Kaleli; Cagirici, Mehmet; Yagmur, Aydin; Gür, Cemil Hakan (2024-02-01)
Size and morphology controlled polyol synthesis of LiFePO4 nanoparticles with addition of organic acid combinations Coşkun, Elif; Kurşun, Ekin; Yıldız, Bayram; Aşkar, Yasemin; Bahtiyar, Doruk; Aydınol, Mehmet Kadri; MAVİŞ, BORA; Çınar, Simge (2024-01-01) A mutual extension of an increasing demand for LiFePO4 (LFP) is the need to develop a synthesis technique that enables improved particle morphology and size control at different scales. In this study, the polyol method was...
Microstructure, mechanical properties, and bone cell interactions of ZTA composites reinforced with BN Buyuker, Gokce Ata; Tufan, Yiğithan; Kayan, Gizem Ozge; Ercan, Batur; Akın Karadayı, İpek; Göller, Gültekin (2024-01-01) Due to their remarkable mechanical properties and biocompatibility, zirconia toughened alumina (ZTA) based composites are preferred materials for dental and orthopedic uses. This study focuses on the production and charact...
Visible-light optical limiting of vanadia–polyvinylpyrrolidone nanofibers PEPE, YASEMİN; Tutel, Yusuf; AKKOYUN, ŞERİFE; Asci, Nurcan; Cevik, Eda; KARATAY, AHMET; Ünalan, Hüsnü Emrah; ELMALI, AYHAN (2024-01-01) In this work, vanadium pentoxide (V2O5) nanoparticles-filled electrospun polyvinylpyrrolidone (PVP) nanofibers were investigated systematically at various nanofiller weight percentages (8 and 10 wt%) and input intensities ...
The Effect of B-site Doping on NdBaCoaFe2-aO6 (a= 1.8, 1.6, 1.4, 1.2) for Enhanced OER/ORR Activity and Rechargeable Zinc- Air Battery Performance Özgür, Çağla; Toparlı, Çiğdem (2023-12-30)
Synthesis of heterostructured nanocomposites as supercapacitor electrodes and investigation of their electrochemical properties Aytürk, Seden Ezgi Yazar; ÇITAK, ALİME; Aydın, Elif Can; Durukan, Mete Batuhan (2023-12-20) High performance supercapacitors have taken their place in the world as one of the research areas emerging in order to feed increasing energy consumption. By using metal oxides in electrode structures, supercapacitors have...
Morphology of Nanostructured Tantalum Oxide Controls Stem Cell Differentiation and Improves Corrosion Behavior. Erdogan, Yasar Kemal; Uslu, Ece; Aydınol, Mehmet Kadri; Saglam, Atiye Seda Yar; Odabas, Sedat; Ercan, Batur (2023-12-11)
NANO POROUS HIGH ENTROPY OXIDE ELECTROCATALYST FOR HYDROGEN PRODUCTION Özgür, Çağla; Toparlı, Çiğdem; Erdil, Tuncay; LÖKÇÜ, ERSU (2023-12-01)
Nanomechanical properties of Al-Tb marginal metallic glass Okuyucu, Can; Ulucan, Tolga Han; Abboud, Mohammad; Motallebzadeh, Amir; Özerinç, Sezer; Kalay, İlkay; Kalay, Yunus Eren (2023-11-17) Al-Rare Earth (RE) metallic glasses provide an effective model system to study the effect of nanocrystallites in an amorphous matrix on nanomechanical behavior. In this work, we achieved a series of Al-Tb metallic glass-cr...
Mesoporous Cr2O3/MWCNTs/PANI nanocomposite as a high performance anode material for rechargeable lithium ion batteries Kiran, Laraib; Aydınol, Mehmet Kadri; Shah, Syed Sakhawat; Anwar, Aneela; Abbas, Syed Mustansar; Bahtiyar, Doruk; Siddiq, Muhammad; Rehman, Abdul; Ouladsmane, Mohamed; Shahzad, Muhammad Imran (2023-11-15) Chromium oxide (Cr2O3) has been considered as a promising anode material for lithium-ion batteries (LIBs). However, it is accompanied by a large volumetric expansion which compromises battery performance by damaging intern...
B-Site Effect on High-Entropy Perovskite Oxide as a Bifunctional Electrocatalyst for Rechargeable Zinc–Air Batteries Erdil, Tuncay; Toparlı, Çiğdem (2023-11-01) High-entropy perovskite oxides (HEPOs) combine the advantageous characteristics of both high-entropy oxides and perovskite oxides such as robust long-term crystal and electronic structure stability and finely adjusta...
Synthesis of Anisotropic Magnetic Polymeric Janus Particles by In Situ Separation of Magnetic Nanoparticles in a Microfluidic Device Saqib, Muhammad; Ercan, Batur; Erdem, E Yegan (2023-11-01) Magnetic Janus particles have been studied extensively for medical and biological applications owing to their controllable mobility in fluid media. In this work, we report a novel microfluidic device designed for the synth...
Solidification-Controlled Compartmentalization of Bismuth-Tin Colloidal Particles Ulusel, Mert; Dinçer, Orçun; Şahin, Ozan; Çınar, Simge (2023-11-01)
Predicting Silica Deposition from Superheated, Pressurized Steam Using Numerical Modeling of Nucleation, Agglomeration and Deposition Bordvik, Silje; van Erp, Titus S.; Uçar, Şeniz; Næss, Erling (2023-10-01) A model that can be used to quantify silica deposition from superheated depressurized steam is developed. Classical nucleation theory, agglomeration and deposition onto a wall are combined in a numerical model that calcula...
Dynamics in between Structural and Electrical Properties of as Grown ZnO Thin Films by Thermal ALD İmer, Muhsine Bilge (2023-09-01) The mechanism behind n-type conductivity of undoped ZnO films are not understood well. One and two dimensional defects (grain boundaries, dislocations), and zero dimensional stoichiometric point defects (vacancies, self-...

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