unstable cavity中文是什么意思

• 不稳定谐振器

• "unstable"中文翻译    adj. 1.不稳定的，不牢固的。 2.不坚定的，动摇的 ...
• "cavity"中文翻译    n. 1.【解剖学】穴，窝，盂，腔，空腔；【医学】(空) ...
• ") unstable" 中文翻译 :    不稳定
• "unstable" 中文翻译 :    adj. 1.不稳定的，不牢固的。 2.不坚定的，动摇的，易变的，反复无常的。
• "cavity" 中文翻译 :    n. 1.【解剖学】穴，窝，盂，腔，空腔；【医学】(空)洞。 2.【物理学】模槽；气蚀区；空腔谐振器；【原子能】(反应堆中的)小室，暗盒。 the abdominal [mouth] cavity腹[口]腔。 the cavity in a tooth 齿窝。
• "in-cavity" 中文翻译 :    内共振
• "as unstable as water" 中文翻译 :    象水一样不稳定, 变化无常
• "become unstable" 中文翻译 :    牵出
• "conditionally unstable" 中文翻译 :    条件性不稳定
• "course unstable" 中文翻译 :    航向传感器
• "directionally unstable" 中文翻译 :    航向不稳的
• "dynamically unstable" 中文翻译 :    动不稳定; 动力不稳定的
• "equilibrium, unstable" 中文翻译 :    不稳定平衡
• "externally unstable" 中文翻译 :    外力作用下不稳定的
• "hydross the unstable" 中文翻译 :    不稳定的海度斯
• "longitudinally unstable" 中文翻译 :    纵向不稳定的
• "motion unstable" 中文翻译 :    动不稳定
• "periodically unstable" 中文翻译 :    周期性不稳定的
• "phase-unstable" 中文翻译 :    相位不稳定的
• "potentially unstable" 中文翻译 :    可能不稳定；潜在的不稳定; 潜在的不稳定
• "shaky and unstable" 中文翻译 :    动荡不稳
• "statically unstable" 中文翻译 :    静不稳定的
• "structural unstable" 中文翻译 :    结构不稳定的
• "the formation is unstable" 中文翻译 :    地层不稳定
• "the returns are unstable" 中文翻译 :    返出泥浆量忽大忽小

• Based on these foundations , we give a perfect scheme of the bbo opos : single pass amplification coefficient of the opg under different pump intensity is calculated ; collinear type - i and type - ii phase matching tuning curve pumped by the q switch nd : yag various harmonics as well as noncollinear type - i tuning curve are calculated in details ; the effect of the walkoff for the nonlinear effect coefficient and the group velocity matching are analyzed ; the acceptance angle in parametric process is calculated ; the numerical threshold of the bbo opo is calculated ; the process of the saturation and depletion of the pump beam are analyzed ; the relationship of the conversion efficiency and reflectance of output mirror are discussed ; various linewidth controlling methods are discussed ; the improvement of the beam quality applying the unstable cavity is discussed ; and the crystal bbo design is considered
  在此基础上，给出了一整套bbo - opo激光参数设计方案：计算了不同泵浦强度下的参量放大倍数；详细计算了在nd : yag调q激光器各次谐波泵浦条件下的共线类和类相位匹配的调谐曲线，以及非共线类相位匹配调谐曲线；分析了走离角对非线性系数和群速匹配的影响；计算了参量过程的允许角；计算了bbo - opo的理论阈值条件；分析了饱和与泵浦光束的消耗过程；给出了转换效率与超过泵浦阈值的倍数的关系；讨论了转换效率与输出镜反射率的关系；讨论了线宽控制的各种方法；研究了利用非稳腔改善光束质量的方法；考虑了bbo晶体的设计。
• In the part of the experimental designs , a experimental configuration of an unstable cavity by use of two bbo crystals compensating the walkoff effect and pumped by reflection is presented , and two set of controlling systems designs of open and closed loop are also presented ; we realized closed loop controlling system of bbo optical parametric oscillator tuning system , by using american general scanning inc . ' s controller to control bbo crystal ' s rotation , and scaled the output wavelength with charge coupled device
  在实验设计上给出了利用两块bbo晶体补偿走离效应返回式泵浦非稳腔的实验设计，设计了开环和闭环两套控制系统。通过使用美国通用扫描公司的扫描头控制bbo晶体的转动，用ccd对bbo - opo输出波长进行标定，实现了bbo - opo调谐系统的闭环控制，相对波长调谐误差小于0 . 04 ，并给出了354 . 7nm泵浦的类相位匹配bbo - opo输出波长随晶体转角变化的理论和实验曲线。
• The tuning curve of type - i phase matching of bbo opo are measured with accuracy ; the maximum conversation in total of the system is about 31 % at 615 . 6 nm , and it is fitted well with the gtp formula ; in the end we compared the output linewidth and unstable cavity far field beam qua lity of the bbo opo under the condition of type - i phase matching and type - ii phase matching , it is proved that we can obtain the parametric output of linewidth less than 0 . 3 nm and the beam divergence angle approaching diffraction limits by take the advantages of type - ii phase matching and unstable cavity designs
  测量了该系统的转换效率最大为31 ，并能与理论公式极好地吻合，最后比较了在类相位匹配条件下和类相位匹配条件下的bbo - opo的输出线宽，以及非稳腔的远场光束质量，实验结果表明，利用类相位匹配以及非摘要稳腔设计可以获得线宽小于0 3nlm 、光束发散角接近衍射极限的参量光输出。

• unstable cavity перевод