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- nitrogen ion injection 氮离子注入
- Using sintered B4C as target material, ternary BCN thin films were synthesized by means of pulsed laser deposition assisted by nitrogen ion beam. 以烧结B4C为靶材料、在氮离子束辅助下用脉冲激光沉积方法制备了三元化合物硼碳氮(BCN)薄膜。
- nitrogen ion beam injection technique 氮离子束注入
- The application of metal ion injection technology for improving metal fatigue resistance and erosion resistance are discussed. 论述金属离子注入技术在改善材料的疲劳、耐磨性、氧化等性能方面的应用。
- An ion injection mask layer is formed that exposes a device isolation region on a low concentration first conductive type semiconductor substrate. 离子注入掩模层被形成，其暴露低浓度的第一传导类型半导体基片上的装置隔离区。
- In this paper three methods of anti-corrosion, including ion injection, coating on uranium surface and alloying are mainly discussed and described. 从离子注入、离子镀以及表面合金化处理3方面综述了铀及铂合金的防腐涂层方法的研究。
- The characteristics,development and application of as well as the reinforcement mechanism of ion injection for material surface modification is described. 叙述了离子注入材料表面改性的特点和发展应用,阐述了离子注入材料表面改性的强化机理。
- AISI304 stainless steel samples were treated with nitrogen ions by high-frequen cy low-voltage plasma immersion ion implantation (HLPIII) technique. 采用高频低电压等离子体浸没离子注入(HLPIII)技术对AISI304不锈钢表面进行了氮离子注入处理;
- However, excessive nitrogen ions irradiating reduced the activities of SOD, POD and CAT. 剂量过大时，SOD、POD和CAT活性下降；
- electric discharge-pumped nitrogen ion laser 放电泵浦氮离子激光器
- The activities of superoxide dismutase (SOD), peroxidase (POD) and catalase(CAT) were enhanced with the increase of nitrogen ions. 超氧化物歧化酶(SOD)活性增加、过氧化物酶(POD)、和过氧化氢酶(CAT)活性逐渐升高。
- Low-energy nitrogen ion irradiation can efficiently induce single-, double- strand breaks with the ratio of 6 to 1(DSB/SSB), indicating that DSB may be the main production induced by low-energy heavy ions. 能量为30keV N~+照射干燥的质粒DNA能有效的产生单链断裂(SSB)和双链断裂(DSB)，有趣的是两种断裂的产额比，即DSB/SSB为6：1，说明双链断裂是低能离子引发DNA链断裂的主要形式。
- Metal Ion Injection Technology and Application 金属离子注入技术及应用
- Air consists chiefly of nitrogen. 空气主要由氮气组成。
- Studies on Wheat Mutants Induced by Nitrogen Ion Beam Implantation 氮离子束注入诱变小麦的研究
- Selection of high oxytetracyline producing strain by nitrogen ion beam injection technique 氮离子注入土霉素产生菌诱变高产菌株的研究
- Application of Tungsten Carbide Ion Injection in Soot Pipe 离子注渗碳化钨技术在烟尘管道中的应用
- Study on the selection of high-producing daunorubicin strain by nitrogen ion beam injection technique 氮离子注入柔红霉素产生菌诱变高产菌株的研究
- Nitrogen forms most of the Earth's air. 地球上空气的大部分成分是氮气。
