cesium atom meaning in Chinese
绝原子
Examples
- The detuning of the trapping laser is 120ghz and laser power near the focus is about 300m w . the dipole trap is characterized via the fluorescence of trapped cesium atoms
俘获光相摘要对艳原子dz线负失谐120ghz ，俘获光功率约300mw ，聚焦腰斑半径约巧脚。 - The system has its own style . the trapping beams can be independently adjustable and three double - passed circularly polarized cooling / trapping beams intersect at the center of mot . about 1 107 cesium atoms with equivalent temperature of ~ 270 k are successfully trapped in our vcmot
在每束冷却俘获光的光强约4 . 9mw cm ~ 2 、失谐量为- 10mhz 、轴向磁场梯度约11 . 6gauss cm的条件下得到的冷原子样品中典型的原子数约1 10 ~ 7个，温度约270 k左右。 - Usually the magneto - optical trap is used to obtain the cold atoms from the vapor . it is reported that experiments for obtaining the ultra - cold cesium atoms by optical molasses directly from the vapor cell without mot . the lowest temperature achieved for the cesium atomic cloud was 3k . the relationship between the temperature and the detuning of cooling laser was measured
报告了采用直接从铯蒸汽气室而不用磁光阱实现了光学粘团的方法。用此办法得到了3的铯的超冷原子团。这是我国目前用激光冷却方法得到的最低温度。 - In the field of fundamental research , such as quantum optics , blue light can be used as a pump source of optical parametric oscillator ( opo ) to generate the neoclassical light fields around wavelength of 860nm , which can be detected with 99 . 9 % of quantum efficiency , the highest efficiency in the measurement of neoclassical light as known yet it is also possible to generate the squeezed vacuum state at 852nm , which is the resonance wavelength of the transition line d2 of cesium atoms and can be supposed to investigate the properties of atomic radiation in the interaction between atoms and quantum state of light fields
在量子光学中，该蓝光作为下转换的泵浦源，可以产生860nm非经典光场，其探测效率可达99 . 9 ，高于目前产生的其他任何波段的非经典光场。同时通过温度调谐，可望产生与铯原子d2线作用的852nm波段的压缩真空态，从而开展非经典光场与冷原子的相互作用等方面的实验研究。本文主要通过knbo _ 3晶体外腔谐振倍频技术来产生蓝色激光光源。