diffraction grating

英 [dəˈfrækʃən ˈɡreɪtɪŋ]

美 [dəˈfrækʃən ˈɡreɪtɪŋ]

衍射光栅；绕射光栅

医学化学

英英释义

noun

• optical device consisting of a surface with many parallel grooves in it
  Synonym:grating

双语例句

• X-rays are used because they have the same wavelength as the atomic separations so the crystal acts as a molecular diffraction grating to diffract a beam of X-rays, producing a diffraction pattern that can be captured and analyzed.
  之所以使用X射线是因为其波长和原子裂解时的波长一样，所以晶体作为分子衍射光栅衍射X射线，产生一种可以获取并分析的衍射图形。
• Calculation Methods for the SNR of Diffraction Grating Efficiency Measurement System
  红外光栅衍射效率测量系统信噪比计算方法的研究
• In the optoelectronic devices on the principle of measurement of spectral characteristics used to compare three scenarios: a diffraction grating, Fabry-Perot interferometer and the Michelson-type interferometer-type proceed.
  在光电器件光谱特性测量的原理上采用了三种方案进行比较：即衍射光栅型、Fabry-Perot干涉仪型和Michelson干涉仪型进行了对比。
• Holographic diffraction grating of low spatial frequency is employed, and the simple off-axis holographic recording system and the method of eliminating zero-order image are presented, and experiments have been completed.
  将低频全息衍射光栅引入数字全息系统中，提出一种简单的数字离轴全息光路系统和零级像消除的实验方法，同时进行了相应的实验研究。
• As one of the important technical specifications of diffraction grating, diffraction wave front aberration directly affects the grating resolution.
  波前像差是衍射光栅的重要技术指标，它直接影响光栅的分辨率。
• By means of trigonometric calculation, the intensity distribution of diffraction grating is obtained.
  通过三角函数的计算，得到衍射光栅强度分布；
• OSEE ( Optically Stimulated Exoelectron Emission) The light is emitted by the laser diode and enters a diffraction grating.
  光激发外逸电子发射激光束从激光二极管中发出，射入衍射光栅。
• When the laser beam goes through the diffraction grating, it is split up into a central bright beam plus a number of side beams.
  当激光束射入衍射光栅后，被分成一个中间的明亮光束和一些处于旁边的光束。
• Finally adopted a diffraction grating monochromator spectral characteristics of optoelectronic devices as measuring equipment.
  最终采用衍射光栅单色仪作为测量光电器件光谱特性的设备。
• The spectrograph uses a concave diffraction grating that provides a wavelength dispersion of 4. 2A °/ mm in the first order.
  光谱仪用了一块凹面衍射光栅，第一级光谱的色散度为4.2埃／毫米。