Monte-Carlo simulation of secondary electron emission from carbon induced by H-2(+)
文献类型:期刊论文
作者 | Lu, QL; Zhao, GQ; Zhou, ZY |
刊名 | JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS
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出版日期 | 2002-09-01 |
卷号 | 41页码:5841-5844 |
关键词 | secondary electron emission Monte-Carlo simulation effective charge contribution fraction molecular effect |
ISSN号 | 0021-4922 |
DOI | 10.1143/JJAP.41.5841 |
英文摘要 | A Monte-Carlo code for calculating secondary electron emission from carbon induced by H-2(+) ion has been developed. The projectile H-2(+) splits into cluster H+ ion and e(-) at a certain depth in the solid. H-2(+), cluster H+ + H+ and e(-) make different contributions to the total backward electron yield, and the contribution fractions are calculated using the code. The calculated molecular effect [R(Y-b)] in the backward electron emission is from 0.85 to 1.09 in the energy range from 400 keV to 3000 keV. The calculated ratios of forward to backward electron yield increase with energy and decease with target thickness. The molecular effect [R(Y-f)] in the forward electron emission decreases with target thickness for a given energy. When the projectile energy is greater than 3700 keV, ratio R(Y-f) in the forward electron emission will be greater than one [R(Y-f) > I] for the target thickness of 1000 Angstrom. |
WOS关键词 | STOPPING POWER ; FOILS ; H-0 ; H+ ; PROJECTILES ; CLUSTERS ; SOLIDS ; YIELDS |
WOS研究方向 | Physics |
语种 | 英语 |
WOS记录号 | WOS:000180071900077 |
出版者 | INST PURE APPLIED PHYSICS |
源URL | [http://119.78.100.186/handle/113462/38040] ![]() |
专题 | 中国科学院近代物理研究所 |
通讯作者 | Zhou, ZY |
作者单位 | Fudan Univ, Inst Modern Phys, Applied Ion Beam Phys Lab, Shanghai 200433, Peoples R China |
推荐引用方式 GB/T 7714 | Lu, QL,Zhao, GQ,Zhou, ZY. Monte-Carlo simulation of secondary electron emission from carbon induced by H-2(+)[J]. JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS,2002,41:5841-5844. |
APA | Lu, QL,Zhao, GQ,&Zhou, ZY.(2002).Monte-Carlo simulation of secondary electron emission from carbon induced by H-2(+).JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS,41,5841-5844. |
MLA | Lu, QL,et al."Monte-Carlo simulation of secondary electron emission from carbon induced by H-2(+)".JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS 41(2002):5841-5844. |
入库方式: OAI收割
来源:近代物理研究所
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