cut-off energy

基本解释

The problems on diagnostic to flare models, energetic particles propagation, and the low energy cut-off of the non-thermal electrons are discussed.
对耀斑的诊断，高能粒子的传播，以及对非热电子谱的低能截止等问题进行了讨论。
With MCNP/4B code, the influence of cut-off energy, flux tallies, nuclear databases and perturbation on the reaction rates calculation with neutron-activation method are analysed.
用MCNP／4B程序，对核活化法反应计算中的截断能量、通量计数方式、数据库、阈探测器之间的扰动等因素的影响作了分析。
The effects of initial different crystal lattice of simulated system on balance temperature and cut-off radius on total balance energy were discussed in NVE ensemble by molecular dynamics simulation.
本文应用分子动力学模拟方法，讨论了NVE系综中不同初始晶格类型对模拟系统平衡温度和截断半径对模拟系统平衡总能的影响。

So z equals 7 -- this is the cut-off where, in fact, the sigma orbital is going to be higher in energy than the pi 2 p orbitals.
所以z等于7-这是分界点，实际上，sigma轨道能量,要比π2p轨道高。
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z And what you need to remember is if the z 8 is equal to eight or greater, such as oxygen being the cut-off point, this sigma 2 p orbital is actually lower in energy than the pi 2 p orbitals, the molecular orbitals.
你们要记住如果,等于或者大于，就像O是分界点，这时sigma2p轨道,比π2p轨道能量更低。
麻省理工公开课 - 化学原理课程节选

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