Yazar "FSM Vakıf Üniversitesi, Rektörlük, Alüminyum Test Eğitim ve Araştırma Merkezi (ALUTEAM)" için WOS İndeksli Yayınlar / WOS Indexed Publications listeleme
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Influence of The Phase Balance and Cooling Conditions on The Microstructure and Corrosion Behavior of Solution-treated 1.4462 Duplex Stainless Steel
Yalçıner, Gülüzar; Özer, Gökhan; Kısasöz, Alptekin; Karaaslan, Ahmet (IOP Publishing, 2019)In this study, effect of cooling rate on the microstructure and corrosion behavior of the solutiontreated 1.4462 alloy was investigated. 1.4462 alloy was heat-treated at 1000 °C, 1120 °Cand 1200 °C for different duration ... -
Influence of the Post-Processing Operations on Surface Integrity of Metal Components Produced by Laser Powder Bed Fusion Additive Manufacturing: a Review
Khan, Hamaid Mahmood; Karabulut, Yusuf; Kitay, Özhan; Kaynak, Yusuf; Jawahir, I. S. (Taylor & Francis Group, 2021)As industries are increasingly adopting the laser powder bed fusion (LPBF) additive manufacturing (AM) process, it is crucial to understand the process closely and to find ways to improve the final quality of the finished ... -
Infuence of Post‑processing on Additively Manufactured Lattice Structures
Majeed, Mobin; Khan, Hamaid Mahmood; Wheatley, Greg; Situ, Rong (Springer Science and Business Media Deutschland GmbH, 2022)The rapid evolution in additive manufacturing (AM) technology advocates a periodic assessment of the recent progress in the process and product developments. One such area is lattice structure (LS) fabrication with ... -
Investigation of Direct Metal Laser Sintering Downskin Parameters’ Sagging Effect on Microchannels
Çalışkan, Cemal İrfan; Özer, Gökhan; Coşkun, Mert; Koç, Ebubekir (Springer, 2021)Additive manufacturing technology is an innovative and advantageous production technology in producing microchannels, heat exchangers designed in complex geometries. Process parameters developed to provide production ... -
Investigation of Elemental Distribution in the Sheet Sections After Aluminum Continuous Sheet Casting, Cold Rolling and Heat Treatment Processes
Ulus, Ali; İpek, Sadık Kaan; Ekici, Hamdi; Öter, Zafer Çağatay; Koç, Ebubekir (TMS Annual Meeting & Exhibition, 2018)Aluminum is used in millions of different products in many diverse industries from the aerospace industry to the food industry. Owing to its low density, high strength when alloyed, high elasticity, recyclability, high ... -
Investigation of Inhibitory Effects of Chitosan on Pitting and Electrochemical Corrosion Behavior Caused by Sigma Phase in Duplex Stainless Steels (DSS)
Özer,Gökhan (Pleiades journals, 2021)In this study, as a result of the heat treatment parameters applied to 2205 duplex stainless steel (DSS), the sigma phase formed in the microstructure and changes in the corrosion behavior of DSS due to this sigma phase ... -
Investigation of Manufacturability and Efficiency of Micro Channels with Different Geometries Produced by Direct Metal Laser Sintering
Çalışkan, Cemal İrfan; Coşkun, Mert; Özer, Gökhan; Koç, Ebubekir; Vurkır, Turgut Azer; Yöndem, Gökay (Springer, 2021)Manufacturability without supports in design studies for additive manufacturing (AM) brings many advantages such as time, cost, part surface quality, and design freedom. It is thought that the geometries that can be ... -
Investigation of the Effect of Process Parameters and Geometry-Related Variations on Residual Stress for Aluminum 7050 Alloy Produced via Laser Powder Bed Fusion
Coşkun, Mert; Sağbaş, Binnur; Akyıldız, Yağız; Odabaş, Ömür Can (Springer, 2024)Laser powder bed fusion (L-PBF), one of the additive manufacturing methods, has gained an important place in several fields like aviation, space biomedical, etc., due to its advantages, such as producing complex shaped ... -
Investigation of the Effects of Different Heat Treatment Parameters on the Corrosion and Mechanical Properties of the AlSi10Mg Alloy Produced with Direct Metal Laser Sintering
Özer, Gökhan; Tarakçı, Gürkan; Yılmaz, Mustafa S.; Öter, Zafer Çağatay; Sürmen, Ömer; Akça, Yaşar; Coşkun, Mert; Koç, Ebubekir (Wiley Online Library, 2019)In this study, AlSi10Mg samples produced by the direct metal laser sintering (DMLS) method were applied to heat treatment with different parameters (stress relief and T6). Heat‐treated and as‐built samples were subjected ... -
Investigation of the Effects of Different Retrogression and Re-Aging Parameters Applied to the 7075 Alloy on the Micro-Arc Oxidation Process
Yılmaz, Mustafa Safa; Özer, Gökhan; Şahin, Orhan; Karaaslan, Ahmet (World Scientific, 2021)In this paper, retrogression and re-aging (RRA) heat treatment was applied to 7075 aluminum alloy in T6 condition at di®erent times (30 and 90 min) and temperatures (180 C and 240 C). While RRA heat treatments increase ... -
Investigation of the Microstructure and Mechanical Characteristics of Lattice Structures Produced by Laser Powder Bed Fusion Method
Ertürk, A.Tamer; Bulduk, Mustafa Enes; Tarakçı, Gürkan; Özer, Gökhan; Yarar, Eser (Springer, 2021)This study includes experimental research conducted to produce lattice structures and to examine their mechanical properties by taking advantage of the design freedom provided by additive manufacturing. Much of the existing ... -
Investigation of the Relationship Between Intergranular Corrosion and Retrogression and Reaging in the AA6063
Özer, Gökhan; Kısasöz, Alptekin; Karaaslan, Ahmet (Wiley Online Library, 2019)AA6063 was heat treated with different retrogression temperatures and durations, and the effect of heat treatment conditions on the microstructure, hardness, electrical conductivity, intergranular corrosion (IGC) and ... -
Investigation of the Surface Quality and Dimensional Accuracy of Polymer Patterns Produced by Selective Laser Sintering (SLS) Method for Investment Casting (IC)
Özer, Gökhan; Özbay, Burçin; Tarakçı, Gürkan; Yılmaz, Mustafa Safa; Bulduk, Mustafa Enes; Koç, Ebubekir; Acar, Serhat; Güler, Kerem Altuğ; Öter, Zafer Çağatay (Taylor & Francis Group, 2020)In this study, Polymer (Primecast® 101-EOS)patterns were produced with the EOS Formiga P110 system, and these patterns were compared with conventional wax patterns using their suitability for the investment casting (IC) ... -
Investigation of Wear Behavior of PA 12 Matrix Ceramic Reinforced Composites Produced by Selective Laser Sintering Method
Kısasöz, Burçin Özbay; Tütük, İbrahim; Koç, Ebubekir; Karabeyoğlu, Sencer Süreyya; Kısasöz, Alptekin (Gazi University, 2024)In this study, ceramic-reinforced PA 12 matrix composites were fabricated by using Selective Laser Sintering (SLS) additive manufacturing method with different energy density values. Additionally, dry sliding wear tests ... -
Microarc Oxidation of Pure Aluminium in Alumina Containing Electrolytes
Öter, Z. Çağatay; Azaklı, Yunus; Cengiz, Sezgin; Gencer, Yücel; Tarakçı, Mehmet (Taylor & Francis Ltd, 2020)In this study, oxide coatings produced on commercially pure Al via 40-min microarc oxidation process in electrolytes containing Na2SiO3, KOH and α-Al2O3 powder were characterized by SEM-EDS, profilometry, XRD and ... -
Microstructural, Hardness, and Wear Properties of Mg2Si-reinforced Al Matrix in-situ Composites Produced by Low Superheat Casting
Özkan, Tolga; Tutuk, İbrahim; Acar, Serhat; Gecu, Rıdvan; Güler, Kerem Altuğ (Elsevier, 2024)In this study, Mg2Si-reinforced A356 and A413 aluminum matrix composites were fabricated by low superheat casting using AM50 magnesium alloy as a source for the in-situ formation of Mg2Si particles. AM50 was added to each ... -
Microstructure and Wear Characteristics of Hybrid Reinforced (ex-situ SiC–in-situ Mg2Si) Al Matrix Composites Produced by Vacuum Infiltration Method
Birsen, Dilara; Tütük, İbrahim; Acar, Serhat; Karabeyoğlu, Sencer Süreyya; Özer, Gökhan; Güler, Kerem Altuğ (Elsevier, 2023)Hybrid composite materials combine the advantages of two or more reinforcement materials and may contain unique physical, mechanical and tribological properties that cannot be achieved with any other materials. In ... -
Microstructure Evolution and Surface Quality of Laser-Sintered Maraging Steel Parts Produced on Different Building Platform Positions
Öter, Zafer Çağatay; Gencer, Yücel; Tarakçı, Mehmet (Elsevier, 2020)This study reveals the effects of building platform position on the surface quality and microstructure of maraging steel parts fabricated by Direct Metal Laser Sintering (DMLS). Six identical parts were produced with the ... -
Nanocomposites and Nanohybrids in Additive Manufacturing
Ertürk, A.T.; Özer, G. (De Gruyter, 2023)Additive manufacturing (AM) has undergone significant technological development since its emergence in the 1970s. This development is expected to continue and take an important place in the manufacturing sector. Developing ... -
A Novel 3D Printed Air-Cooled Fuel Cooler Heat Exchanger for Aviation Industry
Koca, Aliihsan; Çalışkan, Cemal İrfan; Koç, Ebubekir; Akbal, Ömer (Taylor & Francis Ltd., 2022)Unmanned aerial vehicles are expected to complete their missions even in adverse weather conditions. Overheating in the engine area may occur, particularly at high speeds due to using the full engine throttle. Another ...