Yazar "Irmak, Ali Ekber" için listeleme
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HEAT CAPACITY OF 13-AND 19-ATOM PD-CO BINARY CLUSTERS: PARALLEL TEMPERING MONTE CARLO STUDY
Arslan, Haydar; Irmak, Ali Ekber (World Scientific Publ Co Pte Ltd, 2009)Alloy nanoclusters are of interest because of their novel properties compared to bulk alloys. In this study, the thermal behavior of 13- and 19-atom Pd-Co binary clusters has been investigated by parallel tempering Monte ... -
High magnetic entropy change in La0.70Ca0.21Ag0.09MnO3 compound
Coşkun, Atilla; Taşarkuyu, Ergün; Irmak, Ali Ekber; Aktürk, Selçuk (Elsevier Science Sa, 2016)In this work, the structural, electrical, magnetic and magneto-caloric properties of the La0.70Ca0.21Ag0.09MnO3 compound were investigated. The compound was prepared by the sol gel method and sintered at 1000 degrees C for ... -
The influence of the sintering temperature on the structural and the magnetic properties of doped manganites: La0.95Ag0.05MnO3 and La0.75Ag0.25MnO3
Irmak, Ali Ekber; Coskun, Atilla; Tasarkuyu, Ergun; Akturk, Selcuk; Unlu, Gokhan; Samancioglu, Yusuf; Yucel, Atila (Elsevier, 2010)La1-xAgxMnO3 samples were synthesized by standard sol-gel method with Ag concentrations of x = 0.05 and 0.25. The samples from each concentration were pressed and sintered at 1000, 1200 and 1400 degrees C for 24 h in air ... -
Structural and Electrical Properties of Ca2+ Doped LaFeO3: The Effect of A-site Cation Size Mismatch
Irmak, Ali Ekber (Eos Assoc, 2020)In this study, nanosized La1-xCaxFeO3 (0.00 <= x <= 0.40) compounds prepared via sol-gel method followed by heat treatment at 1100 degrees C for 24 hours are studied. Crystal structure, microstructure, surface morphology ... -
Structural, Electrical, and Magnetic Properties of High-Temperature-Sintered La1-xNaxMnO3 (0.05 <= x <= 0.35) Compounds
Irmak, Ali Ekber; Taşarkuyu, Ergün; Coşkun, Atilla; Aktürk, Selçuk; Dikmen, Z.; Orhun, O. (Springer, 2015)The structural, electric, and magnetic properties of La1-xNaxMnO3 (0.05 <= x <= 0.35) compounds have been investigated. The compounds were prepared by a standard sol-gel method then sintered at 1400 degrees C for 24 h. The ... -
The Structural, Magnetic, and Magnetocaloric Properties of La1-x Ag (x) MnO (3) (0.05 a parts per thousand currency sign x a parts per thousand currency sign 0.25)
Coşkun, Atilla; Taşarkuyu, Ergün; Irmak, Ali Ekber; Aktürk, Selçuk; Ekicibil, A. (Springer, 2016)We have investigated structural, magnetic, and magnetocaloric properties of monovalent Ag-doped La1-x Ag (x) MnO3 (0.05 a parts per thousand currency sign x a parts per thousand currency sign 0.25) compounds. The materials ... -
Tuning the magnetic and magnetocaloric properties of a compound via mixing (1–x).La0.67Ca0.33MnO3 +x.La0.67Sr0.33MnO3 (x = 0, 0.25, 0.50, 0.75, 1): Composite materials or composite compounds?
Coşkun, Atilla; Irmak, Ali Ekber; Altan, Barış; Ak, Yavuz Selim; Coşkun, Arıçtan Tulga (Elsevier B.V., 2023)This study aims to optimize the magnetic and magnetocaloric properties of composite materials (or compounds) produced by mixing different ratios of two manganite compounds having different structural, magnetic, and ...
