decay constant

The decay time constant is a helpful morphological parameter in vascular disease assessment, such as atherosclerosis.

衰减时间常数作为常用的形态学参数，可用来评估动脉粥样硬化等心血管疾病。

互联网摘选

The decay time constant is larger than that of hot electron ring. This is conformed with results measured by use X-ray detector.

谱的发射，而在热电子环破裂之后，冷等离子体的衰减时间常数比热电子环的衰减时间常数大，这与X射线方法测量的结果是一致的。

互联网摘选

The decay rate constant of chloramines was an order of magnitude smaller than that of free chlorine, which indicated chloramines decayed far more slowly than free chlorine did.

氯胺的衰减速率常数比游离氯小一个数量级，说明衰减速度远远小于游离氯。

互联网摘选

Non-iterative methods for resolution of radioactive decay curves(ⅰ) resolution of three-component decay curve with a decay constant being known

放射性衰变曲线分解的非迭代方法（Ⅰ）&已知一组份衰变常数的三组份衰变曲线的分解

互联网摘选

Measurement of Prompt Neutron Decay Constant for Deep Subcritical Assembly Using~ ( 252) Cf as Randomly Pulsed Neutron Source

~（252）Cf随机脉冲源法测量深次临界瞬发中子衰减常数

互联网摘选

~ ( 252) C_f-source-driven neutron noise analysis method is a way of measuring and analyzing the reactivity of reactor or subcritical reactor, which detects subcritical neutron multiplication factor, prompt neutron decay constant, and so on.

~（252）C f源驱动噪声分析法是一种测量、分析反应堆和次临界系统的快速反应性的方法，可作为临界安全的瞬时检测方法。

互联网摘选

Developments of High Temperature Inorganic Scintillation Single Crystals with High Light Output and Fast Decay Time Constant

高光输出快衰减高温无机闪烁晶体的研究与发展

互联网摘选

The measurement result is agree with the design value. The signal-to-noise ratio ( 9 ∶ 1) of the neutron decay constant is similar to the numerical calculation ( 7.5 ∶ 1).

测量结果与系统设计值相符，测量数据的信噪比与理论计算结果相吻合。

互联网摘选

Prompt neutron decay constant measurement on zrh_ ( 1.7) zero power reactor from nuclear noise analysis

用核噪声方法测量氢化锆零功率堆的瞬发中子衰减常数

互联网摘选

The effect of passive decay rate constant? gain coefficient and space surround constant were analyzed.

分析衰减常数、益系数和空间常数对图像增强处理的影响。

互联网摘选

The calculated results using different parameters show that the decay time constant of wall charges is much larger than an order of 100 μ s.

不同放电参量取值情况下的计算结果表明，介质阻挡放电中，壁电荷电场的衰减时间常数远大于100μs量级。

互联网摘选

By using the valon model, the electric form factor of the proton in the nucleusG_E~ P ( Q~ 2), and π decay constant f_ π are discussed.

借助价子模型，讨论了原子核中的质子电形状因子G E~P（Q~2）和π衰变常数fπ。

互联网摘选

Measurement of prompt neutron decay constant α of a fast critical facility by Rossi-α technique

用Rossi-α法测量快临界装置瞬发中子衰减常数α

互联网摘选

The periodic current subtransient attenuation of generator is taken into consideration, when calculating the short-circuit of generators, and the decay time constant is corrected in view of the line impedance when the short-circuit point is away from the bus-bar. 2.

在计算发电机短路电流时，考虑周期分量的超瞬态衰减，考虑短路发生在远离汇流排位置时线路阻抗对短路电流的影响，并对周期分量衰减时间常数进行修正。

互联网摘选

Prompt neutron decay constant a is measured with different loading by Rossi-α method.

利用Rossi－α方法测量不同装载下的瞬发中子衰减常数α，求得装载量与α的数学表达式。

互联网摘选

In theory, the influence of the exponential DC component on the fundamental wave component with random decay time constant can be completely eliminated with the algorithm.

理论上新算法可以消除任意衰减时间常数的直流分量对所求各次谐波分量的影响。

互联网摘选

A method without iterative procedure is presented for resolution of a three-component decay curve with a decay constant being known.

本文提出了一个不用迭代程序分解已知一组份衰变常数的三组份衰变曲线的方法。

互联网摘选

Neutron Decay Constant Test of Boron-doping Polyethylene

含硼聚乙烯材料中子衰减系数的实验测量

互联网摘选

The dependences of the light-induced absorption, the decay time constant, and the stretching factor on the pumping intensity were presented.

实验测量了光致吸收、衰减时间常数和扩展因子对泵浦光光强的依赖关系。

互联网摘选

The film opens in an un-named city of near-constant rain and urban decay.

电影开场展现了一座无名的城市，在雨色的映衬下，城市一片狼藉。

互联网摘选

Relationship of prompt neutron decay constant with reactivity in Subcritical System

次临界系统中瞬发中子衰减常数与反应性的关系

互联网摘选

A design is given about fast and high detection efficiency fission chamber for prompt neutron decay constant measurements.

介绍了一支用于瞬发中子衰减常数测量的高效率快裂变室的设计方案。

互联网摘选

Consequently, high temperature inorganic scintillators with high light output and fast decay time constant attract great attentions recently.

因此，近年来，寻求具有高光输出快衰减等综合性能优良的无机闪烁晶体引起了人们的极大兴趣。

互联网摘选

An exponential decay of the cluster number density n with time t is observed and the corresponding time constant is O f ≈ 1 1 × 10-4 s-1;

基底表面的团簇数密度n随时间t指数衰减，衰减时间常量Of≈11×10-4s-1；

互联网摘选

A similar change appears while we increase the decay constant of the noise.

当增大噪声的衰减常数时,平均电流峰会有类似上述变化.

互联网摘选

The results show that the influence of the cavity decay constant on different kinds of Bell states is completely different, and the state Ψ〉-12 is a robust entangled state against the decoherence while the state Φ〉-12 is a fragile entangled state.

研究结果表明：腔场的衰变常数对不同类型的Bell纠缠态的影响完全不同，其中Ψ〉12态具有强烈的抗消纠缠的能力，而Φ〉12态是一个脆弱的纠缠态。

互联网摘选

It is necessary to shield the background neutron during the measurements of neutron decay constant on the zero power assembly.

在零功率堆中子衰变常数（α常数）瞬态测量实验时，必须进行本底中子的屏蔽。

互联网摘选

From the band structure, we can see the frequency scope of photonic band gaps, but we know nothing about the evanescent modes in the band gap, such as the decay constant of an evanescent mode.

通过光子晶体的能带结构，我们可以知道光子带隙的频率范围，但不知道光子带隙中消散模的任何信息，如衰减系数等。

互联网摘选

Measurement of decay time constant of ground and metastable states of U atoms in a HCD lamp

HCD中铀基态原子衰变时间常数和亚稳态原子寿命测量

互联网摘选