1) volume relaxation

体积弛豫
2) thermal relaxation accumulating

热弛豫积累
1.
It is found that thermal relaxation accumulating time and the thermal homeostasis temperature also increase with the increasing of the injecting current pulse temperat.
利用有限元方法模拟计算得到了两有源区隧道再生半导体激光器在不同占空比下工作时的热弛豫积累过程。
3) relaxor ferroelectrics

弛豫铁电体
1.
Structure and relaxation of relaxor ferroelectrics;

弛豫铁电体的弛豫性结构研究
2.
This paper outlines and reviews the theory and its progress in order disorder transformation for relaxor ferroelectrics , and also prospects the future of the theory briefl
简要介绍了弛豫铁电体的有序-无序转变理论的发展过程及新进展,并对该理论进行了评述。
3.
The activation energy \%Q \%of four typical relaxor ferroelectrics: disordered (\%S=0 35)\%Pb(Sc\-\{0 5\}Ta\-\{0 5\})O\-3 (PST) single crystal, disordered (\%S\%=0 40)PST ceramic, 0 85Pb(Zn\-\{1/3\}Nb\-\{2/3\})O\-3\|0 15BaTiO\-3(PZN\|BT) ceramic,and 0 93Pb(Mg.
从德拜弛豫理论出发 ,通过介电温度谱得到弛豫时间温度谱 ,由此计算弛豫铁电体的弛豫激活能Q和指数前因子τ0 。
4) relaxor ferroelectric

弛豫铁电体
1.
Based on the crystal structures of NBT and the theories of the B-site-complex relaxor ferroelectrics,this paper also probes into the relaxor mechanism of the A-site-complex relaxor ferroelectrics,especially Na_(0.
5))TiO_3,NBT)是一种典型的 A 位复合钙钛矿结构弛豫铁电体,具有复杂的相变序列,介电温度峰呈现明显的弛豫性。
2.
Novel relaxor ferroelectric crystal (1-x)PbZn_ 1/3 Nb_ 2/3 O_ 3-x PbTiO_ 3 (PZNT)is a solid solution which is formed between relaxor ferroelectric crystal PbZn_ 1/3 Nb_ 2/3 O_ 3 (PZN) and general ferroelectric crystal PbTiO_ 3 (PT) in the range 0≤x≤0.
(1-x)PbZn1/3Nb2/3O3-xPbTi O3(PZNT)晶体是弛豫铁电体PbZn1/3Nb2/3O3(PZN)与普通铁电体PbTi O3(PT)在0≤x≤0。
3.
The dielectric response of PMN-PZN-PT relaxor ferroelectric ceramics was measured under various external fields.
结果表明:直流偏压场与交流测试场对弛豫铁电体的作用相反,增大偏压场导致介电常数的降低,而增大测试场则使介电常数升高。
6) relaxation semiconductor

弛豫半导体
1.
Semi insulating GaAs is relaxation semiconductor(that is to say that its relaxation time is larger than its minority carrier lifetime).
半绝缘GaAs是弛豫半导体 ,其电传输特性和通常的寿命半导体有所不同。
补充资料:“质子-电子偶极-偶极”质子弛豫增强
“质子-电子偶极-偶极”质子弛豫增强
物理学术语。原子核外层中不成对的电子质量小,但磁动性很强,可使局部磁场波动增强,促使氢质子弛豫加快,从而使T1和T2缩短,这种效应即为PEDDPRE。过渡元素和镧系元素大部分在d和f轨道有多个不成对电子,所以其离子往往具有PEDDPRE,可用来作顺磁性对比剂,如钆(Gd)。Gd在外层有7个不成对电子,具有很强的顺磁性。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条