EFFICIENCY MEASUREMENTS FOR A LOW CHARGE-STATE IONIC INJECTION INTO AN ELECTRON-BEAM ION-SOURCE

被引:27
|
作者
VISENTIN, B [1 ]
VANDUPPEN, P [1 ]
LEROY, PA [1 ]
HARRAULT, F [1 ]
GOBIN, R [1 ]
机构
[1] CERN,ISOLDE,CH-1211 GENEVA 23,SWITZERLAND
关键词
D O I
10.1016/0168-583X(95)00498-X
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
We report injection efficiency measurements when an external primary low charge ion beam is injected into Dione EBIS. These measurements have been performed using nitrogen and argon ion beams. The total efficiencies reach 59 and 52% respectively. The partial efficiencies, related to the main ionic charge state, reaches 30% for N7+ and 9.4% for Ar14+. These results correspond to an injection before the confinement period (fast injection mode). The other method (injection during the confinement time) has been also performed using nitrogen ions. The results are less spectacular: only a 0.4 parts per thousand total efficiency has been measured.
引用
收藏
页码:275 / 279
页数:5
相关论文
共 50 条
  • [21] ELECTRON-BEAM ION-SOURCE AND SOME POSSIBILITIES FOR IMPROVEMENT
    BECKER, R
    SCHMIDT, W
    KLEIN, H
    IEEE TRANSACTIONS ON NUCLEAR SCIENCE, 1972, NS19 (02) : 125 - &
  • [22] A HOLLOW-CATHODE ION-SOURCE AS AN ELECTRON-BEAM ION-SOURCE INJECTOR FOR METALLIC ELEMENTS
    VISENTIN, B
    HARRAULT, F
    GOBIN, R
    LEROY, PA
    REVIEW OF SCIENTIFIC INSTRUMENTS, 1994, 65 (04): : 1129 - 1131
  • [23] INCREASED ION INTENSITY AND RELIABILITY OF THE STOCKHOLM ELECTRON-BEAM ION-SOURCE
    BEEBE, E
    LILJEBY, L
    PIKIN, A
    BJORKHAGE, M
    ENGSTROM, A
    PAAL, A
    REVIEW OF SCIENTIFIC INSTRUMENTS, 1994, 65 (05): : 1718 - 1722
  • [24] MODELING THE ION-SOURCE PERFORMANCE OF AN ELECTRON-BEAM ION TRAP (INVITED)
    PENETRANTE, BM
    SCHNEIDER, D
    MARRS, RE
    BARDSLEY, JN
    REVIEW OF SCIENTIFIC INSTRUMENTS, 1992, 63 (04): : 2806 - 2811
  • [25] A WIRE PROBE AS AN ION-SOURCE FOR AN ELECTRON-BEAM ION-TRAP
    ELLIOTT, SR
    MARRS, RE
    NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS, 1995, 100 (04): : 529 - 535
  • [26] MASS MICROANALYZER USING ELECTRON-BEAM GUIDING ION-SOURCE
    TAKAGI, T
    YAMADA, I
    KISHI, T
    JOURNAL OF VACUUM SCIENCE & TECHNOLOGY, 1975, 12 (06): : 1363 - 1363
  • [27] PROPERTIES OF TEXAS A+M ELECTRON-BEAM ION-SOURCE
    HAMM, RW
    KENEFICK, RA
    BULLETIN OF THE AMERICAN PHYSICAL SOCIETY, 1975, 20 (02): : 201 - 202
  • [28] PROPERTIES OF TEXAS-A-AND-M ELECTRON-BEAM ION-SOURCE
    HAMM, RW
    KENEFICK, RA
    IEEE TRANSACTIONS ON NUCLEAR SCIENCE, 1975, NS22 (03) : 1637 - 1639
  • [29] ATOMIC PHYSICS EXPERIMENTS WITH THE CORNELL ELECTRON-BEAM ION-SOURCE
    KOSTROUN, VO
    JANSON, SW
    NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 1987, 262 (01): : 110 - 113
  • [30] A CRYOGENIC ELECTRON-BEAM ION-SOURCE FOR ATOMIC PHYSICS EXPERIMENTS
    KOSTROUN, VO
    NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS, 1985, 10-1 (MAY): : 771 - 774