共搜索到25723条信息，每页显示10条信息，共2573页。用时：0小时0分0秒189毫秒
at 116 °C and a high Curie temperature of 320 °C[2], and BNT single crystal shows 2Pr value of 20 μC/cm2 under 70 kV/cm[3]. BNT modified with Bi0.5K0.5TiO3 (BKT) shows higher 2Pr value (39.8 μC/cm2 under... Effects of annealing temperature on microstructure and ferroelectric properties of Bi0.5(Na0.85K0.15)0.5TiO3 thin films GONG Yue-qiu(龚跃球)1, ZHENG Xue-jun(郑学军)1, 2, GONG Lun-jun(龚伦军)1, MA Yin(马 颖)1......
temperature at low magnetic field. The compounds (Gd1-xTbx)3Al2 with x=0, 0.1, 0.2 and 0.3 exhibit a second-order magnetic transition. Curie temperature varies from 255 K for x=0.3 to 280 K for x=0...Magnetocaloric Properties of (Gd1-xTbx)3Al2 Compounds Near Room Temperature 龙毅1,万发荣1,陈艳平1 (1.School of Materials Science and Engineering, University of Science and Technology Beijing, Beijing......
Numerical Simulation of Temperature and Stress Fields of Ti-Alloy Thin-well Barrel during Quenching Process LI Yan-zeng1,WU Kun1,YAN Mu-fu1 (1.School of Materials Science and Engineering, Harbin Institute of Technology, Harbin, China) 摘要:The mathematical models have been established to describe the temperature and stress profiles in Ti6Al4V cylinder during quenching. The residual stress......
the shifts of the Curie temperature and metal-insulator temperature to near room temperature. The drop ofthe room temperature magnetoresistance at large Tb doping-contents may be due to its lower TC...The Tb Doping Effect on the Room Temperature Magnetoresistance in(La1-xTbx)0.67Sr0.33MnO3(x≤0.4)Hongwei QIN;Jifan HU;Juan CHEN;Hongdong NIU;Luming ZHU;Zhuo WANG Department of Physics,Shandong......
......
= 1073,1273, and 1473 K, respectively. Magnetization versus temperature curves show that the magnetic transition temperatures, including the Curie temperature, are influenced by both B-site vacancies...Effect of calcination temperature on B-site vacancy content of La0.75Sr0.25Mn0.92△0.08O3-δ perovskiteDenghui Ji1,2,Shuling Wang3,Xingze Ge4,Xinju Xiao1,2,Liwei Wang1,2,Zhiwei Zeng1,2,Congmin......
= 1073,1273, and 1473 K, respectively. Magnetization versus temperature curves show that the magnetic transition temperatures, including the Curie temperature, are influenced by both B-site vacancies...Effect of calcination temperature on B-site vacancy content of La0.75Sr0.25Mn0.92△0.08O3-δ perovskiteDenghui Ji1,2,Shuling Wang3,Xingze Ge4,Xinju Xiao1,2,Liwei Wang1,2,Zhiwei Zeng1,2,Congmin......
on the data of static magnetic measurements recorded around the Curie temperature TC. The values of critical exponents(β and γ) estimated were found to lie between those predicted for a 3D-Ising model...Critical parameters near the phase transition temperature in La0.67–xDyxPb0.33MnO3N.Zaidi1,S.Mnefgui1,A.Dhahri1,E.K.Hlil2,J.Dhahri11. Laboratory of Condensed Matter and Nanosciences, University......
on the data of static magnetic measurements recorded around the Curie temperature TC. The values of critical exponents(β and γ) estimated were found to lie between those predicted for a 3D-Ising model...Critical parameters near the phase transition temperature in La0.67–xDyxPb0.33MnO3N.Zaidi1,S.Mnefgui1,A.Dhahri1,E.K.Hlil2,J.Dhahri11. Laboratory of Condensed Matter and Nanosciences, University......
, and their sintering behavior was chiefly investigated, including the crystal structure, saturation magnetization Ms, magnetic anisotropy field H a, intrinsic coercivity H ci, and Curie temperature T C. Experiment...Low temperature sintering behavior of La-Co substituted M-type strontium hexaferrites for use in microwave LTCC technology黄太星,彭龙,李乐中,王瑞,胡云,涂小强Sichuan Province Key Laboratory of Information Materials......
