MOBILITY OF HE+-IONS IN HE

被引:25
作者
SINHA, S [1 ]
LIN, SL [1 ]
BARDSLEY, JN [1 ]
机构
[1] BROWN UNIV,DEPT CHEM,PROVIDENCE,RI 02912
关键词
D O I
10.1088/0022-3700/12/9/013
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Differential and integrated cross sections for He+-He collisions at low energies are computed quantum mechanically and compared with observed differential cross sections and predissociation data for He2 +. The mobility of He+ ions in He is calculated for temperatures of 77K and 294K. The results agree within 1.5% with the measurements of Helm. The equilibrium dissociation energy of He2 + is estimated to be 2.48 eV.
引用
收藏
页码:1613 / 1622
页数:10
相关论文
共 23 条
[1]   CALCULATIONS OF ION-ATOM INTERACTIONS RELATING TO RESONANT CHARGE-TRANSFER COLLISIONS [J].
BARDSLEY, JN ;
HOLSTEIN, T ;
JUNKER, BR ;
SINHA, S .
PHYSICAL REVIEW A, 1975, 11 (06) :1911-1920
[2]   EXCHANGE AND NUCLEAR SYMMETRY INTERFERENCE IN HE+-HE SCATTERING [J].
BOYLE, JF ;
KENNEDY, M ;
SMITH, FJ .
MOLECULAR PHYSICS, 1975, 29 (03) :681-691
[3]   MOBILITY OF HE+ IONS IN HE [J].
DICKINSON, AS .
JOURNAL OF PHYSICS PART B ATOMIC AND MOLECULAR PHYSICS, 1968, 1 (03) :387-+
[4]   MOBILITIES AND EQUILIBRIUM REACTIONS OF HELIUM IONS IN HELIUM AT 77-K [J].
HELM, H .
JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS, 1976, 9 (07) :1171-1189
[5]   CROSS-SECTION FOR SYMMETRIC CHARGE-EXCHANGE OF HE+ IN HE AT ENERGIES BETWEEN 0.3 AND 8-EV [J].
HELM, H .
JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS, 1977, 10 (18) :3683-3697
[6]   PRECISE RESONANT CHARGE-TRANSFER CROSS-SECTIONS FOR HE-HE+ BETWEEN 2 AND 100 EV [J].
HINDS, EA ;
NOVICK, R .
JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS, 1978, 11 (12) :2201-2207
[7]   RESONANT CHARGE-EXCHANGE AT LOW VELOCITIES [J].
HODGKINSON, DP ;
BRIGGS, JS .
JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS, 1976, 9 (02) :255-267
[8]   NULL-EVENT METHOD IN COMPUTER-SIMULATION [J].
LIN, SL ;
BARDSLEY, JN .
COMPUTER PHYSICS COMMUNICATIONS, 1978, 15 (3-4) :161-163
[9]   MONTE-CARLO SIMULATION OF ION MOTION IN DRIFT TUBES [J].
LIN, SL ;
BARDSLEY, JN .
JOURNAL OF CHEMICAL PHYSICS, 1977, 66 (02) :435-445
[10]  
LIN SL, 1979, J PHYS B, V12