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[1]杨培辉,李超荣,吴艳,等.强激光场中氢分子非次序双电离电子关联性的研究[J].浙江理工大学学报,2017,37-38(自科4):598-603.
 YANG Peihui,LI Chaorong,WU Yan,et al.Investigation on Electron Correlation of Nonsequential Double  Ionization of Hydrogen Molecules in Strong Laser Fields[J].Journal of Zhejiang Sci-Tech University,2017,37-38(自科4):598-603.
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强激光场中氢分子非次序双电离电子关联性的研究()
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浙江理工大学学报[ISSN:1673-3851/CN:33-1338/TS]

卷:
第37-38卷
期数:
2017年自科4期
页码:
598-603
栏目:
出版日期:
2017-07-10

文章信息/Info

Title:
Investigation on Electron Correlation of Nonsequential Double  Ionization of Hydrogen Molecules in Strong Laser Fields
文章编号:
1673-3851 (2017) 04-0598-06
作者:
杨培辉李超荣吴艳张自龙
1.浙江理工大学理学院,杭州 310018;2.上海大学理学院,上海 200234
Author(s):
YANG Peihui LI ChaorongWU YanZHAGN Zilong
1. School of Sciences, Zhejiang Sci-Tech University, Hangzhou 310018, China; 2.College of Sciences, Shanghai University, Shanghai 200234, China
关键词:
非次序双电离重碰撞库伦斥力关联电子
分类号:
TS195.644
文献标志码:
A
摘要:
采用经典系综方法对关联电子动量分布进行研究,计算结果表明:在直接碰撞电离机制下电子对的关联动量主要分布在一、三象限内,两电子出射方向相同,呈现正相关联特征,在碰撞激发电离机制下电子对的关联动量均匀分布在四个象限内;通过轨道反演分析发现,库伦斥力在碰撞激发电离机制中起主要作用。该研究为强场中氢分子电子对的重碰撞机制研究提供了简单的模型,可显示电子对的运动过程,进而揭示其关联特征。

参考文献/References:

[1] ZHANG Z, ZHANG J, BAI L, et al. Transition of correlatedelectron emission in nonsequential double ionization of Ar atoms.[J]. Optics Express,2015,23(6):7044-52.
[2] YE D F, LIU X, LIU J. Classical trajectory diagnosis of a fingerlike pattern in the correlated electron momentum distribution in strong field double ionization of helium[J]. Physical Review Letters,2008,101(23):275-278.
[3] HUANG C, GUO W, ZHOU Y, et al. Role of Coulomb repulsion in correlatedelectron emission from a doubly excited state in nonsequential double ionization of molecules[J]. Physical Review Letters,2016,93(1):013416.
[4] CORKUM P B. Plasma perspective on strong field multiphoton ionization[J]. Physical Review Letters,1993,71(13):1994-1997.
[5] WANG X, EBERLY J H. Effects of elliptical polarization on strongfield shortpulse double ionization.[J]. Physical Review Letters,2009,103(10):103007-103010.
[6] LIU Y, FU L, YE D, et al. Strongfield double ionization through sequential release from double excitation with subsequent Coulomb scattering.[J]. Physical Review Letters,2014,112(1):013003.
[7] HAAN S L, BREEN L, KARIM A, et al. Variable time lag and backward ejection in fulldimensional analysis of strongfield double ionization[J]. Physical Review Letters,2006,97(10):103008.

备注/Memo

备注/Memo:
收稿日期: 2016-10-19
网络出版日期:2017-01-03
基金项目:国家自然科学基金项目(11247014);浙江省自然科学基金项目(LQ13A04006);浙江理工大学科研启动项目(1206832-Y)
作者简介: 杨培辉(1989-),男,安徽颍上人,硕士研究生,主要从事原子、分子非次序双电离方面的研究
通信作者: 吴艳,E-mail:phywy@163.com
更新日期/Last Update: 2017-09-25