THRESHOLD PHOTODETACHMENT OF H-

被引:229
作者
LYKKE, KR
MURRAY, KK
LINEBERGER, WC
机构
[1] UNIV COLORADO, NIST, JOINT INST LAB ASTROPHYS, BOULDER, CO 80309 USA
[2] UNIV COLORADO, DEPT CHEM & BIOCHEM, BOULDER, CO 80309 USA
来源
PHYSICAL REVIEW A | 1991年 / 43卷 / 11期
关键词
D O I
10.1103/PhysRevA.43.6104
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The electron affinities of atomic hydrogen and deuterium have been determined by tunable-laser threshold-photodetachment spectroscopy: the electron affinities of H (F = 0) and D (F = 1/2) are 6082.99 +/- 0.15 and 6086.2 +/- 0.6 cm-1, respectively. The value for H is a 20-fold improvement over previous experimental determinations.
引用
收藏
页码:6104 / 6107
页数:4
相关论文
共 22 条
[1]  
Aashamar K., 1970, Nuclear Instruments and Methods, V90, P263, DOI 10.1016/0029-554X(70)90679-8
[2]   EXPERIMENTAL CROSS SECTION FOR PHOTODETACHMENT OF ELECTRONS FROM H- AND D- [J].
BRANSCOMB, LM ;
SMITH, SJ .
PHYSICAL REVIEW, 1955, 98 (04) :1028-1034
[3]  
BRANSCOMB LM, 1954, PHYS REV, V93, P651
[4]   HIGH-RESOLUTION PHOTOIONIZATION STUDY OF ION-PAIR FORMATION IN H2, HD, AND D2 [J].
CHUPKA, WA ;
DEHMER, PM ;
JIVERY, WT .
JOURNAL OF CHEMICAL PHYSICS, 1975, 63 (09) :3929-3944
[5]   THE 1986 CODATA RECOMMENDED VALUES OF THE FUNDAMENTAL PHYSICAL CONSTANTS [J].
COHEN, ER ;
TAYLOR, BN .
JOURNAL OF PHYSICAL AND CHEMICAL REFERENCE DATA, 1988, 17 (04) :1795-1803
[6]   THE CONTINUOUS SPECTRUM OF THE SUN [J].
DEUTSCH, AJ .
REVIEWS OF MODERN PHYSICS, 1948, 20 (02) :388-398
[7]   PHOTODETACHMENT MEASUREMENTS OF H- NEAR THRESHOLD [J].
FELDMANN, D .
PHYSICS LETTERS A, 1975, A 53 (01) :82-82
[8]   OPTICAL-PROPERTIES AND FORMATION OF OXYGEN-PERTURBED F2+ COLOR CENTER IN NACL [J].
GEORGIOU, E ;
PINTO, JF ;
POLLOCK, CR .
PHYSICAL REVIEW B, 1987, 35 (14) :7636-7645
[9]   INTERFEROMETRIC REAL-TIME DISPLAY OF CW DYE-LASER WAVELENGTH WITH SUB-DOPPLER ACCURACY [J].
HALL, JL ;
LEE, SA .
APPLIED PHYSICS LETTERS, 1976, 29 (06) :367-369
[10]   ULTRAHIGH-RESOLUTION STUDY OF AUTODETACHMENT IN C-2- [J].
HEFTER, U ;
MEAD, RD ;
SCHULZ, PA ;
LINEBERGER, WC .
PHYSICAL REVIEW A, 1983, 28 (03) :1429-1439