Yazar "Yüzüak, Ercüment" için Enerji Sistemleri Mühendisliği Bölümü Koleksiyonu listeleme
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Ag seed layer effects on SnO2 thin films for triboelectric devices
Yüzüak, Ercüment; Yüzüak, Gizem Durak (Elsevier, 2023)Materials with triboelectric properties are critical to boosting the efficiency of triboelectric nanogenerators (TENG) by gathering power from waste force and mechanical movement. In this study, we explored tin-oxide (SnO2) ... -
Anomalous magnetoresistance and Hall effect in amorphous Pt/TbFeCo thin films
Yüzüak, Ercüment; Yüzüak, Gizem Durak; Ennen, Inga; Huetten, Andreas (Elsevier, 2022)Among the magnetic materials in technological usage, amorphous rare-earth transition metal (RE-TM) alloys are of great interest due to their adjustable magnetic properties and favorable perpendicular magnetic anisotropic ... -
The effect of heat treatment on the FeCo phase in Tb-Fe-Co thin films
Yüzüak, Ercüment; Yüzüak, Gizem Durak; Hütten, Andreas (Elsevier, 2021)Investigation of the magnetic behavior of nanostructured Tb-Fe-Co thin films before and after heat treatment below and above Fe-Co phase crystallization temperature has explored by electron microscopy (SEM), X-ray diffraction ... -
The effect of the substitution of Cu for Mn on magnetic and magnetocaloric properties of Ni50Mn34In16
Kaya, Melike; Yıldırım, Sema Koç; Yüzüak, Ercüment; Dinçer, İlker; Ellialtıoğlu, Recai; Elerman, Yalçın (Elsevier Science Bv, 2014)The influence of Cu substitution for Mn on magnetic and magnetocaloric properties has been investigated in Ni50Mn34-xCuxIn16 (x=1.3 and 1.6) Hensler alloys by using calorimetric and magnetic measurements. the temperature ... -
Effects of size reduction on the magnetic and magnetocaloric properties of NdMn2Ge2 nanoparticles prepared by high-energy ball milling
Kaya, Melike; Rezaeivala, Majid; Yüzüak, Ercüment; Aktürk, Selçuk; Dinçer, İlker; Elerman, Yalçın (Wiley-V C H Verlag Gmbh, 2015)A nanostructured NdMn2Ge2 sample is prepared by a high-energy ball-milling technique. the structural and magnetic properties of ball-milled nanopowder have been studied by high-resolution transmission electron microscopy ... -
Enhancement of magnetocaloric effect in CoMn0.9Fe0.1Ge alloy
Yüzüak, Ercüment; Dinçer, İlker; Elerman, Yalçın; Dumkow, I.; Heger, Beate; Emre, Süheyla Yüce (Elsevier Science Sa, 2015)The magnetic and magnetocaloric properties of CoMn0.9Fe0.1GeCoMn0.9Fe0.1Ge alloy has been investigated by using of electron microscopy, X-ray diffraction, calorimetric, heat capacity and magnetic measurements. the substitution ... -
Enhancing the power factor of p-type BiSbTe films via deposited with/without Cr seed layer
Yüzüak, Gizem Durak; Çiçek, Mert Miraç; Elerman, Yalçın; Yüzüak, Ercüment (Elsevier, 2021)The thermoelectric effect is an efficient method to use waste heat as a primary source of electrical energy. Being a room temperature thermoelectric thin film, p-type BiSbTe is one of the best candidates owing to the ... -
Entail the new path for permanent magnets: Free-standing Hf-Co thin films
Yüzüak, Gizem Durak; Yüzüak, Ercüment; Elerman, Yalçın (Elsevier Science Sa, 2016)In this work, as an alternative to permanent magnets containing rare earth, we report a method for the preparation of rare-earth-free (REF) free-standing magnetic thin films have been obtained by using a basis sacrificial ... -
Exploring the sputtering conditions in ZnO thin film for triboelectric nanogenerator electrode
Yüzüak, Gizem Durak; Karagöz, Cansu; Yüzüak, Ercüment (Wiley, 2022)The new field of applications for triboelectric materials is based on the combination of high physical durability and charge properties of ZnO semi-conductor thin films, which have been explored in this work. ZnO films are ... -
Hf2Co11 thin films: Rare-earth-free permanent nanomagnets
Yüzüak, Gizem Durak; Yüzüak, Ercüment; Elerman, Yalçın (Elsevier Science Sa, 2017)Hf2Co11 thin films were deposited on single crystalline Si(100) substrates by using conventional direct current (DC) magnetron sputtering with a Hf2Co11 alloy target. All films were grown at room temperature with 120W ... -
Influence of film thickness and composition on the martensitic transformation in epitaxial Ni-Mn-Sn thin films
Teichert, Niclas; Auge, Alexander; Yüzüak, Ercüment; Dinçer, I.; Elerman, Yalçın; Krumme, Bernhard; Wende, Heiko; Yıldırım, Oğuz; Potzger, Kay; Hutten, Andreas (Pergamon-Elsevier Science Ltd, 2015)Two series of epitaxial Ni-Mn-Sn thin films of different thickness are investigated for the thickness and composition dependence of the martensitic transformation. Thin films ranging in thickness from 20 to 200 nm (series ... -
Introducing the chemical potential of Cu-Mn-Al alloys for structural, electrical and thermal properties
Yüzüak, Ercüment; Yüzüak, Gizem Durak (Springer, 2024)This study investigates the Martensite transition in Cu-Mn-Al alloys (CMAs) via the use of many methods, including scanning electron microscopy, temperature-dependent X-ray diffraction, resistivity and thermal measurements. ... -
Inverse magnetocaloric effect of epitaxial Ni-Mn-Sn thin films
Yüzüak, Ercüment; Dinçer, İlker; Elerman, Yalçın; Auge, A.; Teichert, Niclas; Hutten, Andreas (Amer Inst Physics, 2013)Epitaxial Ni-Mn-Sn thin films of 200 nm thickness were prepared by magnetron sputtering and deposited onto MgO(100) substrate. They reveal an inverse magnetocaloric effect with a martensitic phase transition around 260 K. ... -
Inverse magnetocaloric effect related to the magnetostructural phase transition in quaternary Ni-Co-Mn-Al alloy
Yüzüak, Ercüment; Yüzüak, Gizem Durak; Elerman, Yalçın (Springer, 2021)The inverse magnetocaloric effect of Ni-Co-Mn-Al quaternary alloy with the relatively low material cost is achieved firstly in a theoretical study (V. Sokolovskiy et al.: J. Appl. Phys., 2020, vol. 127, p. 163901). To ... -
Investigation of magneto-impedance effect of bilayer iron films
Yüzüak, Ercüment; Yuzuak, Gizem Durak (2017)Cam zemin üzerinde manyetik çift katmanlı arasında manyetik olmayan bir tabaka kullanılarak (Fe/Cu/Fe) üretilen manyeto-empedans hücre (ME) elektron mikroskobu, X-ışını kırınımı, manyetik ve manyeto-empedans ölçümleri ... -
The magnetic and magnetocaloric properties of CoMnGe1-xGax alloys
Dinçer, İlker; Yüzüak, Ercüment; Yüzüak, Gizem Durak; Elerman, Yalçın (Elsevier Science Sa, 2014)The magnetic and magnetocaloric properties of CoMnGe1 Ga-x(x) (0.02 <= x <= 0.063) alloys have been investigated by using calorimetric, X-ray diffraction and magnetic measurements. Our results show that the structural and ... -
Magnetic energy conversion
Yüzüak, Ercüment; Yüzüak, Gizem Durak; Dinçer, İlker; Elerman, Yalçın (Elsevier Inc., 2018)In this study, magnetic and electromagnetic energy conversion of magnetocaloric materials (MCMs) and magnetic refrigeration, which is based on magnetocaloric effect (MCE), is presented in detail and made apprehensible. The ... -
Magnetic features of boron doping on Hf2Co11 thin films
Yüzüak, Gizem Durak; Yüzüak, Ercüment; Elerman, Yalçın (Springer, 2018)The effect of boron (B) doping on the structural and magnetic properties is studied systematically in the Hf2Co11 thin films. the modified crystal microstructure and annealing process enhanced the coercive field up to 1754 ... -
Magneto-impedance in Co35Fe65/Cu/Co35Fe65 single and Bi-layer thin films
Yüzüak, Gizem Durak; Yüzüak, Ercüment; Nevruzoğlu, Vagif (Korean Inst Metals Materials, 2020)The magneto-impedance response in Co35Fe65/Cu/Co35Fe65 thin film magneto-impedance cells deposited by the thermal evaporation method has been studied with single and bilayer structures at the substrate temperature 300 K ... -
Magnetocaloric effect of ball-milled CoMn0.95V0.05Ge nano-powders
Yıldırım, O.; Yüzüak, Ercüment; Tozkoporan, O.; Dincer, I.; Duman, Eyüp (Elsevier B.V., 2021)We have studied the magnetic properties and magnetocaloric effect of ball milled CoMn0.95V0.05Ge alloy by means of temperature and field dependence of magnetisation measurements. CoMn0.95V0.05Ge nano-powders with different ...