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正电子湮没 的英文

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"正电子湮没"怎么读用"正电子湮没"造句
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  • positron annihilation
例句与用法
  • Study of fatigue by pat and ultrasonic decay method
    正电子湮没和超声衰减方法研究金属疲劳
  • Study on properties of blended pvc by positron annihilation
    聚氯乙烯共混改性的正电子湮没研究
  • Pal positron annihilation life time
    正电子湮没寿命
  • Study on positron annihilation spectra of baf2 crystals by proton radiation
    氟化钡晶体质子辐照的正电子湮没寿命谱研究
  • The research on synthesis of zirconolite and sphene using simulated radioactive incineration ashes
    采用正电子湮没技术研究了端羟基液体丁腈
  • Damage evolution law study by micro - parameter of dislocation cell and positron annihilation life
    用位错胞及正电子湮没寿命为参量的损伤演变律
  • It shows that the technique of annihilation of slow positron is a good method in monitoring the defect in sio2
    同时也说明慢正电子湮没技术在研究sic上的sio _ 2中缺陷的变化是可行的实验方法。
  • In czochralski silicon crystals ( czsi ) through fast neutron irradiation , formation and conversion of defects were investigated using fourier transform infrared spectroscopy ( ftir ) , positron annihilation technology ( pat ) and scanning electron microscope ( sem ) . the results showed that fast neutron irradiation induced large quantity of metastable defects which can be the capture centers of positron , positron annihilation average lifetime of samples increased with increasing of irradiation dosage . positron annihilation average lifetime of irradiation samples through dosage up to 1 1018 n . cm - 2 tended to constant
    本文对直拉硅样品进行了不同剂量的快中子辐照,在硅中引入大量的亚稳态缺陷,研究这些亚稳态缺陷的形成,并在较宽的温度范围内对辐照样品进行了退火处理,研究退火后亚稳态缺陷的转化及同硅中氧的相互作用,应用傅立叶变换红外光谱技术( ftir ) 、正电子湮没技术( pat )和扫描电镜( sem )进行了测试。
  • The as - grown crystals were characterization by cutting and directional , x - ray diffraction , high resolution ohmmeter , ir transmission spectroscopy , visible light absorption spectroscopy , scan electronic microscopy ( sem ) and positron annihilate time technique ( pat ) . the ir transmittance of czt single crystals grown with cd - riched is about 53 % , while 23 % with no cd riched
    采用解理实验、 x射线衍射、电学性能测试、红外透过谱测试、可见光吸收谱测试、 sem蚀坑分析、探测器的试制等分析测试方法,并首次采用正电子湮没寿命谱分析方法来研究czt单晶体的空位缺陷,综合表征了所生长的晶体的质量和性能。
  • Radiation effects have been investigated up to - 30 dpa by the heavy ion irradiation simulation and positron annihilation lifetime techniques in the home - made modified 316l stainless steel and the commercially available stainless steel and tungsten , which are used as the beam window materials for the spallation neutron source in accelerator driven radioactive clean nuclear power system ( ads ) . their radiation resistance properties are compared
    本工作采用重离子辐照模拟和正电子湮没寿命测量技术研究了加速器驱动洁净能源系统( ads )散裂中子源束窗材料钨、普通不锈钢和国产改进型316l奥氏体不锈钢在0 30dpa辐照剂量范围的辐照效应,并对它们的抗辐照性能作了比较。
  • 更多例句:  1  2
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