Search Results - "Seong Cho Yu"

Review of the magnetocaloric effect in manganite materials by Phan, Manh-Huong, Yu, Seong-Cho

“…A thorough understanding of the magnetocaloric properties of existing magnetic refrigerant materials has been an important issue in magnetic refrigeration…”
Get full text

The Shape of Electron Paramagnetic Resonance Lines of Pr0.7Ca0.15Ba0.15MnO3 Manganite by Ulyanov, A. N., Yu, Seong-Cho, Xia, Hui, Savilov, S. V.

“…In Pr 0.7 Ca 0.15 Ba 0.15 MnO 3 manganite, the spin dynamics is studied by the method of electron paramagnetic resonance (EPR). The analysis showed that at the…”
Get full text

Anomalous frequency behavior of temperature dependent impedance spectra of the LuFe2O4 multiferroic by Gamzatov, A. G., Gajiev, G. M., Aliev, R. A., Emiraslanova, L. L., Kaul, A. R., Markelova, M., Yu, Seong-Cho

“…We have measured temperature dependent impedance spectra of LuFe2O4 multiferroic polycrystalline samples in the temperature range of 100–400 K, in a wide…”
Get full text

Magnetic and magnetocaloric properties in Ba-doped La0.7Ca0.3MnO3 nanoparticles by Thanh, Tran Dang, Linh, Dinh Chi, Uyen Tuyen, Ngo Thi, Phan, The-Long, Yu, Seong-Cho

“…La0.7Ca0.3−xBaxMnO3 nanoparticles with the crystalline size d = 38 and 39 nm for x = 0.025, and 0.05, respectively, were synthesized by utilizing the…”
Get full text

Magnetocaloric effect and the change from first- to second-order magnetic phase transition in Pr0.7CaxSr0.3-xMnO3 polycrystalline compounds by Pham, Yen, Thanh, T. D., Manh, T. V., Dung, N. T., Shon, W. H., Rhyee, J. S., Kim, Dong-Hyun, Yu, Seong-Cho

“…The work presents the magnetocaloric effect and critical behavior of monoclinic polycrystalline Pr0.7CaxSr0.3-xMnO3 prepared by solid state reaction. The…”
Get full text

Structure, Magnetic, and Electrical Properties of La2NiO Compounds by Tran Dang Thanh, Van, H. T., Thu, D. T. A., Bau, L. V., Nguyen Van Dang, Nam, D. N. H., Hong, L. V., Seong-Cho Yu

“…We have investigated the structure, magnetic, and electrical properties, and the resistance switching effect (RSE) of La 2 NiO 4+δ compounds with different…”
Get full text

Tuning the magnetic phase transition and the magnetocaloric properties of La0.7Ca0.3MnO3 compounds through Sm-doping by Thanh, Tran Dang, Dung, Nguyen Thi, Van Dang, Nguyen, Bau, Le Viet, Piao, Hong-Guang, Phan, The Long, Huyen Yen, Pham Duc, Hau, Kieu Xuan, Kim, Dong-Hyun, Yu, Seong-Cho

“…In this work, we point out that the width and the nature of the magnetic phase transition, T C value, and as well as magnetocaloric effect in…”
Get full text

Critical Behavior and Magnetocaloric Effect in La2NiMnO6 Nanocrystals by Manh, T. V., Ho, T. A., Thanh, Tran Dang, Phan, T. L., Phan, M. H., Seong-Cho Yu

“…In this paper, we present a detailed study on the magnetocaloric effect (MCE) and the critical behavior of La 2 NiMnO 6 (LNMO) nanocrystals. Cubic-structured…”
Get full text

Critical exponent analysis of lightly germanium-doped La0.7Ca0.3Mn1-xGexO3 (x = 0.05 and x = 0.07) by Nanto Dwi, Kurniawan Budhy, Soegijono Bambang, Ghosh Nilotpal, Jong-Soon, Hwang, Seong-Cho, Yu

“…We have used a critical behavior study of La0.7Ca0.3MnO3 (LCMO) manganite perovskites whose Mn sites have been doped with Ge to explore magnetic interactions…”
Get full text

Large Magnetocaloric Effect Around Room Temperature in Double-Exchange Ferromagnets Pr1-xSrxMnO3 With Short-Range Interactions by Tran Dang Thanh, Thi Anh Ho, Manh, T. V., Phan, T. L., Seong-Cho Yu

“…We present a detailed study on a large magnetocaloric effect at room temperature in polycrystalline ceramic samples of Pr 1-x Sr x MnO 3 (x = 0.3, 0.4, and…”
Get full text

Magnetic Properties and Large Magnetocaloric Effect in Amorphous Fe-Ag-Ni-Zr for Room-Temperature Magnetic Refrigeration by Thanh, Tran Dang, Yen, Nguyen Hai, Dan, Nguyen Huy, Phan, The-Long, Yu, Seong-Cho

“…This paper reveals that a partial replacement of Fe by Ni (5%) and/or Ag (2%) in amorphous Fe 85-x Ag x Ni 5 Zr 10 (x = 0 and 2) alloys leads to the shift of T…”
Get full text

Influence of Crystallite Size on Magnetocaloric Effect and Critical Behavior La0.7Sr0.3Mn0.92Co0.08O3 Nanoparticles by Thanh, Tran Dang, Linh, Dinh Chi, Bau, Le Viet, Ho, Thi Anh, Van Manh, Tien, Phan, The-Long, Yu, Seong-Cho

“…Four samples of La 0.7 Sr 0.3 Mn 0.92 Co 0.08 O 3 (LSMCO) with different crystallite sizes were prepared by the combination of solid-state reaction and…”
Get full text

Virtual magnetic domain wall motion in discrete magnetic nanodot chains by Yang, Minmin, Piao, Hong-Guang, Ma, Xiao-Ping, Kim, Dong-Hyun, Pan, Liqing, Yu, Seong-Cho

“…Dynamic behavior of a magnetization state transfer is investigated in L-type arrayed discrete ferromagnetic nanodot chains by means of micromagnetic…”
Get full text

Characterization of (Mn, Co)-Codoped ZnO Nanorods Prepared by Thermal Diffusion by The-Long Phan, Vincent, R., Cherns, D., Nguyen Huy Dan, Seong-Cho Yu

“…We prepared (Mn, Co)-codoped ZnO nanorods by thermal diffusion using pure ZnO nanorods, Mn and Co fragments as precursors. Detailed investigations of X-ray…”
Get full text

Local Ordering Study of Nanostructure FeMnAl Alloys by Tarigan, K., Yong-Goo Yoo, Dong-Seok Yang, Greneche, J.M., Seong-Cho Yu

“…Fe 55 Mn 10 Al 35 alloys were prepared by mechanical alloying. Local ordering around the central atom was examined with milling time by using extended X-ray…”
Get full text

Dielectric resonance effect with negative permittivity in a La1.5Sr0.5NiO4+δ ceramic by Thanh, Tran Dang, Van Dang, Nguyen, Van Hong, Le, Phan, The-Long, Yu, Seong-Cho

“…A polycrystalline sample of La 1.5 Sr 0.5 NiO 4+ δ was prepared by using a solid-state reaction. X-ray diffraction proved the sample to be a single phase with…”
Get full text

Magnetocaloric manganites: Progress and challenges by Phan, Manh-Huong, Yu, Seong-Cho

“…Magnetic refrigeration based on the magnetocaloric effect (MCE) becomes a topic of internationally current interest. This enabling technology provides several…”
Get full text

Magnetic and magnetocaloric properties of the first-order phase transition in Sm0.5+xSr0.5−xMnO3 compounds by Thanh, Tran Dang, Linh, Dinh Chi, Manh, Tien Van, Nan, Wen-Zhe, Yu, Seong-Cho, Piao, Hong-Guang, Pan, Liqing

“…In this work, we present a detailed study on the magnetic and the magnetocaloric properties of Sm 0.5+ x Sr 0.5− x MnO 3 compounds with x = 0 − 0.1, which were…”
Get full text

Magnetocaloric effect and critical behavior in Fe-La-Zr rapidly quenched ribbons by Hau, Kieu Xuan, Ha, Nguyen Hoang, Le Thi, Nguyen, Yen, Nguyen Hai, Thanh, Pham Thi, Huyen Yen, Pham Duc, Ngoc, Nguyen Huy, Thanh, Tran Dang, Koledov, Victor V., Kim, Dong Hyun, Yu, Seong-Cho, Dan, Nguyen Huy

“…Fe90-xLaxZr10 (x = 1 and 2) rapidly quenched ribbons with thickness of about 15 μm were prepared by the melt-spinning method. X-ray diffraction analysis shows…”
Get full text

Dependency of Critical Behaviors on Different Order Parameters for Antiferromagnetic Heisenberg Model on Three-Dimensional Regular Lattice by Yang, J.-S., Yeon, K.-H., Yu, S C, Kwak, W

“…Magnetization is measured in experiments for both ferromagnetic and antiferromagnetic materials to investigate the magnetic properties of materials, and the…”
Get full text