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Study of Magnetic Entropy Changes in Gd1-x Tx ( T = Ti, Cr, Fe and Cu) Alloys Du Youwei1,Han Zhida1,Huang Songling1,Zhang Jianrong1,Wang Dunhui1 (1.National Laboratory of Solid State... or below room temperature.In this article, we report the magnetic entropy changes in Gd1 -xTx(T = Ti, Cr, Fe and Cu) alloys.With a small quantity of T atoms introduced in Gd, the Curie temperature......
Large Magnetic Entropy Effect in La2/3Ca1/3MnO3 彭振生1 (1.Department of Physics,Suzhou Advanced Normal College,Suzhou 234000,China) Abstract:The magnetocaloric effect in the colossal magnetoresistance material La2/3Ca1/3MnO3 was studied.From the measurements of temperature dependence of magnetization in various magnetic fields,the large magnetic entropy change associated with the ferromagnetic......
A modified method to calculate reliability index using maximum entropy principleXu Zhi-jun(徐志军)1,2, Zheng Jun-jie(郑俊杰)1, Bian Xiao-ya(边晓亚)1, Liu Yong(刘勇)3(1. School of Civil Engineering &... the performance function is strongly nonlinear. a modified method was proposed to calculate reliability index based on maximum entropy (MaxEnt) principle. To achieve this goal, the complicated......
J. Cent. South Univ. Technol. (2011) 18: 2045-2049 DOI: 10.1007/s11771-011-0940-y Quantitative comparison of similarity measure and entropy for fuzzy sets JUNG Dong-yean1, CHOI Jung-Wook2, PARK...: Comparison and data analysis with the similarity measures and entropy for fuzzy sets were carried out. The distance proportional value between the fuzzy set and the corresponding crisp set was considered......
J. Cent. South Univ. (2020) 27: 1146-1157 DOI: https://doi.org/10.1007/s11771-020-4355-5 Effect of WC grain size on mechanical properties and microstructures of cemented carbide with medium entropy..., and the transverse rupture strength increases. However, the slope values of K in Hall-Petch relationship are higher in WC-CoNiFe than those in WC-Co, indicating the high toughness of medium entropy alloy Co-Ni......
heat transfer and fluid flow in annulus: A review [J]. International Communications in Heat and Mass Transfer, 2015, 62: 45-57. [16] BEJAN A. Entropy generation minimization: The method of thermodynamic optimization of finite-size systems and finite-time processes [M]. CRC press, 1995. [17] BIANCO V, NARDINI S, MANCA O. Enhancement of heat transfer and entropy generation analysis of nanofluids......
Magnetic Phase Transition and Magnetic Entropy Change in La0.8Pr0.2Fe11.4Si1.6 Compound () Abstract:The magnetic properties and the phase transformation of the partial substitution of Pr for La... is stabilized for the compound La0.8Pr0.2Fe11.4Si1.6 and large values of the isothermal magnetic entropy change △SM around the curie temperature Tc~194 K in relative low magnetic fields. The maximum value |△SM......
ARTICLE J. Cent. South Univ. (2019) 26: 1218-1232 DOI: https://doi.org/10.1007/s11771-019-4082-y Entropy optimization in cubic autocatalysis chemical reactive flow of Williamson fluid subjected... disks. Both disks are rotating with different angular velocities and different stretching rates. Viscous dissipation aspect is considered for energy expression formulation. Entropy generation analysis......
J. Cent. South Univ. (2017) 24: 1594-1601 DOI: 10.1007/s11771-017-3564-z System structural analysis of communication networks based on DEMATEL-ISM and entropy FU Kai(付凯)1, XIA Jing-bo(夏靖波)2, ZHANG... with interpretative structural modeling (DEMATEL-ISM) and entropy is proposed to clarify system structure of communication networks and analyze mutual influencing degree between different networks. Mutual influencing......