Department of Metallurgical and Materials Engineering, Article

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New insights of cerium oxide nanoparticles in head and neck cancer treatment Tarakci, Elif; Esmkhani, Sahra; Bayramova, Jamila; Bilgin, Feride Melisa; Kidik, Kubra; Adiguzel, Sevin; Tufan, Yiğithan; Morva Yilmaz, Ahsen; Yilmaz, Hulya; Duygulu, Ozgur; Harbeck, Serpil; Ercan, Batur; Kaya, Filiz; Aktoprakligil Aksu, Digdem; Yazici, Hulya; Yazici, Hilal (2025-12-01) Head and neck cancer (HNC) is a genetically complex cancer type having treatment difficulties due to affecting multiple organs in complex anatomical sites. Radiotherapy resistance, chemotoxicity, post-surgery disability ma...
Editorial advances in materials for energy storage and conversion Cuevas, Fermin; Öztürk, Tayfur (2025-09-01)
Optimizing lithium carbonate recovery through gas-liquid reactive crystallization of lithium hydroxide and carbon dioxide Joshi, Bhaskar; Uçar, Şeniz; Knuutila, Hanna Katariina; Svendsen, Hallvard Fjøsne; Andreassen, Jens-Petter; Bandyopadhyay, Sulalit (2025-07-01) Reactive crystallization of Li2CO3 in a semi-batch reactor using carbon dioxide (CO2) has been studied in the literature with an aim to enhance recovery of lithium from primary and secondary resources. However, an in-depth...
Waterbased electrically conductive adhesive for PERC-type shingled solar cells Kayacı, Hüseyin Utkucan; Ozdemir, Gurcan Utku; Karahalli, Meryem Ezgi; Aksoy, Ahmet Hamdi; Guler, Serdar; Doğanay, Doğa; COŞKUN, ŞAHİN; ÖZDEN, TALAT; Aygün, Simge Çınar; Turan, Raşit; Ünalan, Hüsnü Emrah (2025-06-15) This study explores the development of innovative, environmentally friendly water-based electrically conductive adhesives (ECAs) designed specifically for interconnecting shingled passivated emitter rear cell (PERC) solar ...
Triboelectric nanogenerators from fundamentals to applications Doğanay, Doğa; Durukan, Mete Batuhan; Cugunlular, Murathan; Cakir, Onuralp; Çiçek, Melih Ögeday; Demircioğlu, Onur; Wei, Di; Ünalan, Hüsnü Emrah (2025-06-01) Triboelectric nanogenerators (TENGs) represent an innovative approach to energy harvesting, enabling the conversion of mechanical energy into electrical energy through contact electrification and electrostatic induction. T...
Tuning the lattice strain through manipulating crystal structure of high entropy oxides enhances electrocatalytic performance Coskuner, Ali Burcay; Erdil, Tuncay; Özgür, Çağla; Geyikci, Uygar; Toparlı, Çiğdem (2025-06-01) This study investigated the effects of crystal structure on the electrocatalytic OER and ORR performance. High-entropy oxides were synthesized, yielding rock-salt (HRS) and spinel cubic (HSP) crystal structures. Overpotent...
Impact of active to inert shielding gas transition on the corrosion behavior of wire arc additively manufactured duplex stainless steel Chiniforoush, Elina Akbarzadeh; Gholizadeh, Tahereh; Jandaghi, Mohammad Reza; Moverare, Johan; Gür, Cemil Hakan (2025-05-01) This study systematically examined the effects of inert (pure argon) and active (argon + 2 wt% oxygen) shielding gases on the corrosion behavior of wire arc additively manufactured (WAAM) duplex stainless steel (DSS), name...
Nanostructured 316L Stainless Steel Stent Surfaces Improve Corrosion Resistance, and Enhance Endothelization and Hemocompatibility Erdogan, Yasar Kemal; MUTLU, PELİN; Ercan, Batur (2025-03-11) Surface properties are crucial for ensuring the long-term safety and effectiveness of cardiovascular stents. This study comprehensively investigates the influence of nanostructured 316L stainless steel (SS) surfaces on cor...
Enhanced optical limiting performance of transition metal vanadate-filled nanofibers ÜNAL, MUSTAFA NECMETTİN; Cevik, Eda; PEPE, YASEMİN; Asci, Nurcan; AKKOYUN, ŞERİFE; Tutel, Yusuf; KARATAY, AHMET; Ünalan, Hüsnü Emrah; ELMALI, AYHAN (2025-03-01) Optical limiters are crucial for protecting optoelectronic devices and human eyes from harmful intense laser radiation. Herein, the nonlinear absorption (NA) and optical limiting (OL) properties of electrospun polyvinylpro...
Overcoming instability challenges of binder-free, self-standing 1T-TiS2 electrodes in aqueous symmetric supercapacitors through dopamine functionalization Ucar, Ali Deniz; Baglicakoglu, Sumeyye Kandur; Durukan, Mete Batuhan; Cugunlular, Murathan; Öz, Sena; Kocak, Yusuf; Ülgüt, Burak; Ozensoy, Emrah; Ünalan, Hüsnü Emrah (2025-03-01) Two-dimensional materials draw considerable interest for energy storage. Semimetallic phases of transition metal dichalcogenides (TMDs), notably titanium disulfide (TiS2), are extensively studied for their distinctive elec...
Finite element analysis of damage in hot forging of bearing rings Ozgeneci, Zeren; Music, Omer; Şimşir, Caner (2025-03-01) Hot forging process plays a key role in the manufacturing of aerospace bearings. As the materials used in bearing production typically undergo substantial deformation during hot forging, this leads to the evolution of dama...
ALD grown undoped ZnO and Al-doped-ZnO thin-film heaters Tugrul, Deniz; Doğanay, Doğa; Ünalan, Hüsnü Emrah; İmer, Muhsine Bilge (2025-03-01) TTFHs require conductive thin-film materials with high transparency in the visible spectrum. Although, ITO is considered as the common material, and alternative materials, such as networks of carbon nanotubes, graphene, si...
Textile energy storage: Utilizing binary nickel cobalt metal-organic frameworks and polypyrrole-derived nitrogen-enriched carbons Hekmat, Farzaneh; Ünalan, Hüsnü Emrah (2025-02-28) Developed as electrode-active materials, nickel‑cobalt bimetallic metal organic frameworks (MOFs) demonstrate impressive capacitive performance. In this study, highly porous Ni–Co MOFs were directly grown onto commercial c...
Manganese-doped iron sulfide nanoplatelets on carbon cloth: A negative electrode material for flexible and wearable supercapacitors Gözütok, Almila Nur; Durukan, Mete Batuhan; Kocak, Yusuf; Ozensoy, Emrah; Ünalan, Hüsnü Emrah; Nalbant Esentürk, Emren (2025-02-15) Herein, we report the direct growth of manganese-doped iron sulfide (pyrrhotite) nanoplatelets on the carbon cloth (CC) fibers by a one-step hydrothermal method without the need for organic binders. Manganese-doped iron su...
Achieving superior strength and ductility in oxide dispersion strengthened IN625 alloy produced by laser powder bed fusion Demirci, K.T.; Özalp, Ali; Gurbuz, S.N.; Bukulmez, I.; Aksu, E.; Aydoğan Güngör, Eda (2025-02-01) In this study, a new grade of oxide dispersion strengthened (ODS) Inconel 625 (IN625) alloy having the composition of 0.3 wt% Y2O3 – 0.4 wt% Hf – IN625 has been developed and produced by laser powder bed fusion (L-PBF). Pr...
Modeling and design for metal hydride-based hydrogen storage systems in underwater PEMFC applications Sezgin, Berna; Öztürk, Tayfur; Eroğlu, İnci (2025-02-01) Utilizing metal hydride materials presents a promising avenue for establishing a highly concentrated hydrogen medium suitable for onboard vehicle applications, including underwater contexts. This paper introduces a design ...
Effect of morphology on the optical limiting of BiVO4 films Tekin, Sezen; Tutel, Yusuf; KARATAY, AHMET; Emrah Unalan, Husnu; ELMALI, AYHAN (2025-02-01) Precise control over the morphology and crystal structure of semiconductor-based optical materials is essential for optimizing their nonlinear optical properties. Morphological factors significantly affect the material's i...
Doped NaMnOx cathodes for Zn-MnO2 batteries for improved capacity and rechargeability Akbas, Yigit; Darıcıoğlu, Necdet Özgür; Öztürk, Tayfur (2025-02-01) Zn-MnO2 batteries are safe, low cost, and have a high energy density comparable to Li-ion batteries. This study focuses on finding a new MnO2-based cathode composition for rechargeable mildly acidic Zn-MnO2 battery. For th...
Influence of the heat treatment on the microstructure, mechanical and high-temperature oxidation behavior of Hastelloy X alloy fabricated via laser powder bed fusion Ozer, Seren; Yalçın, Mustafa Alp; Bilgin, Güney Mert; Davut, Kemal; Esen, Ziya; Dericioğlu, Arcan Fehmi (2025-01-25) The effect of building direction and heat treatment on the microstructure, mechanical properties, and high-temperature oxidation behavior of Hastelloy X (HX) alloy fabricated by the laser powder bed fusion (L-PBF) method w...
Two-Dimensional Titanium Disulfide Nanosheets for Enhanced Capacity of Zinc-Ion Capacitors Baglicakoglu, Sumeyye Kandur; Öz, Sena; Ucar, Ali Deniz; Kocak, Yusuf; Durukan, Mete Batuhan; Ozensoy, Emrah; Ünalan, Hüsnü Emrah (2025-01-01) Capacitors offer high power density, superior cycle stability, and fast charging, making them highly promising for energy storage. However, their energy density needs to be improved. Due to zinc’ s abundance, low cost, hig...

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