Yazar "Mühendislik ve Doğa Bilimleri Fakültesi -- Metalurji ve Malzeme Mühendisliği Bölümü" için Araştırma Çıktıları | Web of Science İndeksli Yayınlar Koleksiyonu listeleme
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Alkali activation of electric arc furnace slag: Mechanical properties and micro analyzes
Öztürk, Murat; Bankir, Müzeyyen Balçıkanlı; Bölükbaşı, Ömer Saltuk; Sevim, Umur Korkut (Elsevier, 2019)Research on sustainable concrete has drawn scientist's attentions on industrial by-products and wastes. Thus, consumption of raw materials would be diminished. In this study alkali activation of electric arc furnace slag ... -
Application of thermo-chemical electrolytic plasma technology in AISI 316-L stainless steel surface treatment
Kumruoğlu, Levent Cenk; Özel, Ahmet (Gazi Üniversitesi, 2022)Electrolytic Plasma Technology has been used to improve the surface properties of AISI-316L Steel. Electrolytes were selected from water-soluble inorganic salts containing interstitial elements such as N and C. High ... -
Aromatic thermosetting copolyester foam core and aluminum foam face three-layer sandwich composite for impact energy absorption
Bakır, Mete; Bahçeci, Ersin; Meyer, Jacob L.; Economy, James; Jasiuk, Iwona (Elsevier, 2017)In this work, we introduce a three-layer sandwich composite structure having an aromatic thermosetting copolyester (ATSP) foam core with two aluminum foam face layers joined together by an in situ generated foaming mechanism. ... -
Boride Layer Growth Kinetics Of Aisi H13 Steel Borided With Nano-Sized Powders
Karakaş, Mustafa Serdar; Günen, Ali; Kanca, Erdoğan; Yılmaz, Emre (Polish Academy Sciences, Institute Metallurgy & Materials Sciences, 2018)Growth kinetics of boride layers in AISI H13 steel was investigated using the pack bonding method at temperatures of 1073, 1173 and 1273 K (800 degrees C, 900 degrees C and 1000 degrees C) for periods of 2, 4 and 6 h with ... -
Boron nitride nanosheet-reinforced WNiCoFeCr high-entropy alloys: the role of B4C on the structural, physical, mechanical, and radiological shielding properties
Kavaz, Esra; Gül, Ali Oktay; Başgöz, Öyküm; Güler, Ömer; ALMisned, Ghada; Bahçeci, Ersin; Güler, Seval Hale; Tekin, Hüseyin Ozan (Springer, 2022)The synthesis and extensive characterization of newly developed boron nitride nanosheet (BNNSs)-reinforced WNiCoFeCr high-entropy alloys (HEAs) are presented. The influence of B4C on the structural, physical, mechanical, ... -
Characteristics, high temperature wear and oxidation behavior of boride layer grown on nimonic 80A Ni-based superalloy
Günen, Ali; Döleker, Kadir Mert; Korkmaz, Mehmet Erdi; Gök, Mustafa Sabri; Erdoğan, Azmi (Elsevier, 2021)Nickel-based superalloy Nimonic 80A was pack-borided in a solid medium at temperatures of 850 degrees C and 950 degrees C for 2 h and 4 h using silicon-free boriding powders. To investigate the effects of the boriding ... -
Characteristics, high temperature wear and oxidation behavior of boride layer grown on nimonic 80A Ni-based superalloy
Günen, Ali; Döleker, Kadir Mert; Korkmaz, Mehmet Erdi; Gök, Mustafa Sabri; Erdoğan, Azmi (Elsevier, 2021)Nickel-based superalloy Nimonic 80A was pack-borided in a solid medium at temperatures of 850 degrees C and 950 degrees C for 2 h and 4 h using silicon-free boriding powders. To investigate the effects of the boriding ... -
Characterization and wear behavior of TiBC coatings formed by thermoreactive diffusion technique on AISI D6 steel
Kurt, Bülent; Özdoğan, Lütfullah; Güney, Bekir; Bölükbaşı, Ömer Saltuk; Günen, Ali (Elsevier, 2020)A two-step Thermo reactive diffusion processes (including an initial titatinizing step followed by boronizing) is proposed in order to obtain superhard complex TiBC coating layer on AISI D6 steel. Microstructural ... -
Characterization of atomic layer deposition coated cutting tools by X-ray photoelectron spectroscopy and examination of cutting performance
Bahçeci, Ersin (Taylor & Francis Inc, 2019)The performance of cutting tools was examined, involving synthesis of a 10 nm thin film of Aluminum oxide using atomic layer deposition. Characterization of coated and uncoated cutting tools was done by several methods. ... -
Chemiresistive CuO sensors for label-free C-reactive protein detection
Bayansal, Fatih; Çetinkara, Hacı Ali (Elsevier, 2022)In this study, we developed fast and highly sensitive, label-free Ca-doped cupric oxide (CuO) based che-miresistive biosensors to detect C-reactive protein (CRP). The Successive Ionic Layer Adsorption and Reaction (SILAR) ... -
A Comparative Study on Characterization and High-Temperature Wear Behaviors of Thermochemical Coatings Applied to Cobalt-Based Haynes 25 Superalloys
Günen, Ali; Ergin, Ömer (MDPI, 2023)This study investigated the characteristic properties of aluminizing, boronizing, and boro-aluminizing coatings grown on Haynes 25 superalloys and their effects on the high-temperature wear behavior. The coating processes ... -
A comparative study on drillability of Inconel 625 alloy fabricated by wire arc additive manufacturing
Ceritbinmez, Ferhat; Günen, Ali; Gürol, Uğur; Çam, Gürel (Elsevier, 2023)In recent years, the cost-effective wire arc additive manufacturing (WAAM) method is increasingly replacing traditional production methods for Ni-based superalloys. However, the effect of high heat input and elemental ... -
A Comparative Study on Metallographic and Mechanical Properties of Armox 500T Armor Steel Plates Joined Using Different Arc Welding Methods
Bölükbaşı, Ömer Saltuk; Yüksel, Cihan (Springer, 2022)This study comparatively investigated how the metallographic and mechanical properties of Armox 500T armor steel plates joined with Hybrid Plasma Arc Welding (HPAW), Gas Metal Arc Welding (GMAW), and Cold Metal Transfer ... -
A Comparative Study on the Effects of Different Thermochemical Coating Techniques on Corrosion Resistance of STKM-13A Steel
Günen, Ali; Kanca, Yusuf; Karahan, İsmail Hakkı; Karakaş, Mustafa Serdar; Gök, Mustafa Sabri; Kanca, Erdoğan; Çürük, Ahmet (Springer, 2018)The corrosion resistances of three different thermochemical coatings (grown using titanizing, boriding, and borotitanizing treatments) applied to STKM-13A steel surfaces were investigated. The coatings were characterized ... -
The controllable deposition of large area roll-to-roll sputtered ito thin films for photovoltaic applications
Demirhan, Yasemin; Köseoğlu, Hasan; Türkoğlu, Fulya; Uyanık, Zemzem; Özdemir, Mehtap; Aygün, Gülnur; Özyüzer, Lütfi (Pergamon-Elsevier Science, 2020)In the present study, using a large area roll-to-roll DC magnetron sputtering system deposition of ITO thin films on polyethylene terephthalate (PET) substrates were achieved. In order to investigate the effect of growth ... -
The cooling rate effect on structure and flux pinning force of FeTeSe single crystal deposited by self-flux method
Farisoğullari, Derya; Güler, Nilay Kantarcı; Yakıncı, Kübra; Ekicibil, Ahmet; Karadağ, Faruk; Yakıncı, Mehmet Eyyuphan; Özçelik, Bekir (Springer, 2018)Synthesis and characterization of FeTe0.5Se0.5 single crystals prepared by self-flux technique with two different cooling rates of 1.45 and 5.83 a"integral/h have been investigated. The XRD results show that the samples ... -
Detail investigation of thermoelectric performance and magnetic properties of Cs-doped Bi2Sr2Co2Oy ceramic materials
Özçelik, Bekir; Gürsul, Mehmet; Çetin, Gizem; Özçelik, Can; Torres, M. A.; Madre, María Antonieta; Sotelo, Andrés E. (Springer, 2021)Bi2Sr2-xCsxCo2Oy materials with 0 <= x <= 0.15, have been fabricated via the classical ceramic technique. XRD results have indicated that undoped and Cs-substituted samples are composed of Bi2Sr2Co2Oy phase as the major ... -
Determination of Barreling of Aluminum Solid Cylinders During Cold Upsetting Using Genetic Algorithm
Kanca, Erdoğan; Eyercioğlu, Ömer; Günen, Ali; Demir, Mehmet (UNIV FED RIO DE JANEIRO, LAB HIDROGENIO, 2019)This study presents Genetic Programming models for the formulation of barreling of aluminum solid cylinders during cold upsetting based on experimental results. The maximum and minimum radii of the barreled cylinders having ... -
Determination of natural line widths of Kα X-ray lines for some elements in the atomic range 50≤Z≤65 at 59.5 keV
Kündeyi, Kadriye; Aylıkçı, Nuray Küp; Tıraşoğlu, Engin; Kahoul, Abdelhalim; Aylıkçı, Volkan (American Institute of Physics Inc., 2017)The semi-empirical determination of natural widths of K alpha X-ray lines (K alpha 1 and K alpha 2) were performed for Si), Sb, Te, I, Ba, La, Ce, Pr, Nd, Sm, Eu, Gd and Tb. For the semi-empirical determination of the line ... -
Development of novel inhibitive water-based drilling muds for oil and gas field applications
Yalman, Emine; Federer-Kovacs, Gabriella; Depci, Tolga; Al Khalaf, Hani; Aylıkçı, Volkan; Aydın, Mustafa Göktan (Elsevier, 2022)The aim of this study is to develop inhibitive drilling fluid systems generated from waste materials that can contribute to the reduction of potential well instability problems caused by drilling fluid based on rheological ...