1) decay power
衰变功率
2) decay heating power
衰变热功率
1.
Finally,nuclei number of every grade daughters of 239Pu was given and the decay heating power of 239Pu was also calculated.
本工作分3种情况给出通用级联衰变动力学解析解表达式,用矩阵函数对其进行形式简化,使级联衰变动力学计算简单明了,便于应用;对级联衰变公式进行简单讨论,并利用该公式求解了239Pu级联衰变中各级子体的原子数及239Pu的衰变热功率。
3) power attenuation
功率衰减
1.
The resonant frequency and power attenuation can be changed with the length of the cavity,the depth of the probe and the micro-adjustable screw.
微波幅度均衡器由吸收型λ/4同轴谐振腔作为其基本结构单元,多级子结构级联构成,谐振频率和功率衰减主要通过改变腔长、探针插入深度和微调螺钉来调节。
4) decay power
衰减功率
5) decay rate
衰变率
1.
We measured the variation of the decay rate of 7Be implanted in Pd and Au host materials by detecting the 478 keV γ ray emitted from deexcitation of the first excited state of 7Li which is produced by EC decay of 7Be with two HPGe detectors simultaneously,and found that the decay rate of 7Be in Pd is larger than that in Au by(0.
将HI-13串列加速器次级束流线产生的放射性核素7Be分别注入到Pd和Au中,利用两个高纯锗探测器同时测量7Be EC衰变核素7Li第一激发态放出的478 keVγ射线产额随时间的变化,发现7Be在Pd中的衰变率比在Au中大(0。
2.
We measured the variation of the decay rate of 7Be implanted in Pt and Al host materials by detecting the 478 keV γ-ray emitted from the first excited state of 7Li which is produced by EC decay of 7Be with two HPGe detectors simultaneously,and found no difference of 7Be decay rate in Pt from that in Al within our experimental error (<0.
14%)没有发现7Be衰变率在Pt与Al中有明显差别,讨论了这两种材料的电子亲和势及有效电子密度与EC衰变率的关系。
3.
It is suggest that the particle is the molecular state constructed by xc1 and ρ0;the molelular state model is applied to interpret the reason why the decay rate of Y(4260)→π+π-J /ψ is much larger than that of Y(4260)→DD.
对新发现的Y(4260)粒子进行了初步研究,提出该粒子是cχ1和0ρ构造的分子态,并利用分子态模型解释了为什么Y(4260)→π+-πJ/ψ的衰变会比Y(4260)→DD的衰变率大许多,同时预言伴随Y(4260)存在2个同位旋三重态。
6) β-decay rate
β衰变率
1.
Aiming at the low-energy reaction and Gamow-Teller resonant transition, the influence of electron screening on theβ-decay rate in stellar interior is investigated in this paper.
针对低能反应和共振跃迁,分析了在恒星内部电荷屏蔽对β衰变率的影响。
补充资料：衰变热
分子式：
CAS号：
性质：一种放射性核素自发地放出射线转变为另一种核素的现象称为衰变,核素衰变时产生的热量即为衰变热。
CAS号：
性质：一种放射性核素自发地放出射线转变为另一种核素的现象称为衰变,核素衰变时产生的热量即为衰变热。
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