1) MRI relaxation time
纵向驰豫时间
2) transverse relaxation time T_2
纵向驰豫
3) transverse relaxation time
横向驰豫时间
1.
Objective To study the change of transverse relaxation time of the lumbral vertebraes as age increases and its relationship to lumbar disc degeneration used by MRI.
目的应用磁共振成像技术研究腰椎体的横向驰豫时间随年龄变化规律,及其与椎间盘退变的关系。
4) Relaxation time
驰豫时间
1.
Effects of memory kernel on relaxation time of a bistable system driven by cross-correlated noises;
记忆核对关联噪声驱动的双稳系统驰豫时间的影响
2.
The results shows, scattering light relaxation times of young red cell membranes are shorter than those of old red cell membranes; relaxation times of scattered light from cortex cell membranes of mice become longer after adding β/A4 amyloid peptide.
较新生红细胞膜的散射光驰豫时间比老红细胞短。
3.
, the first-order moments, the second-order moments, the cross-correlation functions and the self-correlation functions as well as the relaxation time have been calculated.
在绝热近似下获得了q的含时解;计算了q,p的一阶矩、二阶矩、交叉关联函数、自关联函数及其驰豫时间;求出了布朗束缚振子的平均第一通过时间。
5) relaxation spectra
驰豫时间谱
1.
Research on determining permeability with induced polarization relaxation spectra;
利用激发极化驰豫时间谱确定渗透率的实验研究
6) longitudinal relaxation time
纵向弛豫时间
1.
Objective To study longitudinal relaxation time of lung in MRI for normal adult.
目的 对正常成人肺脏MRI纵向弛豫时间进行测量研究。
2.
Strong radiation damping effects in highly polarized system often make the common methods of longitudinal relaxation time determination invalid.
在高极化自旋体系中由于强辐射阻尼效应的影响,常规的纵向弛豫时间(T1)测量方法不再适用或需修改。
补充资料：辐射驰豫（radiationrelaxation）
辐射驰豫（radiationrelaxation）
分子从能量较高的激发态通过弛豫过程回到基态并发射光子的衰变过程。辐射弛豫包括二种过程：荧光（fluorescence）和磷光（phosphorescence）。当一个分子从其最低单线激发（S1）自发地发射光子回到基态（S0），即S1→S0，此辐射弛豫称荧光，它常发生在激发后的10-8～10-9s；若一个分子从最低三重态（T1）自发的发射光子回到基态，即T1→S0，此辐射弛豫过程称磷光。磷光的波长比荧光的要长。
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