An electron-photon coincidence method for measuring atomic and molecular lifetimes

被引：23

作者：

Imhof, R. E. ^{[1
]}

Read, F. H. ^{[1
]}

机构：

[1] Univ Manchester, Schuster Lab, Dept Phys, Manchester M13 9PL, Lancs, England

来源：

CHEMICAL PHYSICS LETTERS | 1969年 / 3卷 / 08期

关键词：

D O I：

10.1016/0009-2614(69)85134-1

中图分类号：

O64 [物理化学（理论化学）、化学物理学];

学科分类号：

070304 ; 081704 ;

摘要：

A new method is described for determining neutral atomic and molecular lifetimes by measuring delayed coincidences between inelastically scattered electrons and the subsequent decay photons. The lifetime of the 4(1)S state of helium. as measured by this method, is 73 +/- 2 nsec.

引用

页码：652 / 654

页数：3

共 17 条

[1] BELL RE, 1966, ALPHA BETA GAMMA RAY, P905
[2] Bennett Jr W. R., 1965, APPL OPT S, V2, P34
[3] HYPERFINE STRUCTURE BY COINCIDENCE TECHNIQUES
BRADLEY, LC
[J]. PHYSICAL REVIEW, 1956, 102 (01): : 293 - 293
[4] APPLICATION OF NUCLEAR COINCIDENCE METHODS TO ATOMIC TRANSITIONS IN THE WAVE-LENGTH RANGE LAMBDA-LAMBDA-2000-6000 A
BRANNEN, E
HUNT, FR
ADLINGTON, RH
NICHOLLS, RW
[J]. NATURE, 1955, 175 (4462) : 810 - 811
[5] DIRECT DETERMINATION OF EXCITED-STATE LIFETIMES BY ELECTRON IMPACT EXCITATION AND SINGLE-PHOTON COUNTING TECHNIQUES
BRIDGETT, KA
KING, TA
[J]. PROCEEDINGS OF THE PHYSICAL SOCIETY OF LONDON, 1967, 92 (575P): : 75 - +
[6] CAMHY C, 1965, ANN ASTROPHYS, V28, P113
[7] LOW ENERGY CHARGED-PARTICLE DETECTION USING CONTINUOUS-CHANNEL ELECTRON MULTIPLIER
EVANS, DS
[J]. REVIEW OF SCIENTIFIC INSTRUMENTS, 1965, 36 (03) : 375 - +
[8] THE MEASUREMENT OF OSCILLATOR STRENGTHS IN ATOMIC SPECTRA
FOSTER, EW
[J]. REPORTS ON PROGRESS IN PHYSICS, 1964, 27 : 469 - 551
[9] LIFETIMES OF FIRST EXCITED STATES OF B10, O17 AND F17 .2. ANALYSIS OF DELAYED COINCIDENCE LIFETIME MEASUREMENTS
GALE, NH
[J]. NUCLEAR PHYSICS, 1962, 38 (02): : 252 - &
[10] KAUL RD, 1966, J OPT SOC AM, V56, P1262

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