未掺杂的 meaning in English
unallayed
unalloyed
unmixed
virgin
Examples
- It is showed that after doping s the bn thin films of n - type conductivity are obtained
研究表明，未掺杂的氮化硼薄膜电阻率为为1 - One of the typical solutions to this problem is to set buffers on both sides of the base
解决这个问题的典型方法就是在基区两侧引入一个未掺杂的sige缓冲层。 - 2 for the first time , rf sputtering method and vapor doping method have been combined to prepare n type bn films . bn films doped with s are n type conductivity
掺s后的氮化硼薄膜表现出n型导电，未掺杂的氮化硼薄膜的电阻率1 . 8 1011 cm ，掺杂后的氮化硼薄膜的电阻率为7 . 3 107 cm 。 - In both of the two doped models , the calculation results show that their conductivity is higher than that of the non - doped model , while the seebeck coefficient and thermal conductivity are lower than the non - doped on e
两种掺杂模型的电导率都高于未掺杂的ca _ 3co _ 2o _ 6 ，而seebeck系数和热导率都降低。 - 2 、 in order to solve the phenomenon of the outdiffusion of the base dopant , two solutions are suggested : 1 ) the sige : c base can effectively solve the outdiffusion problem ; 2 ) the undoped buffer layer can constrict the outdiffusion phenomenon
2 、为了解决基区杂质外扩现象,提出了两种方案: 1 )采用掺碳的sige : c基区层,能够有效消除外扩问题; 2 )采用未掺杂的缓冲层i - sige ,能够有效抑制外扩现象。