Published May 1996 | Version v1
Journal article

Radiative pumping generated by a hot electron Kα x-ray source in femtosecond laser-produced plasma experiments

  • 1. Institute for Physical and Chemical Research (RIKEN), Hirosawa 2-1, Wako-shi, Saitama 351-01 (Japan)
  • 2. Laboratoire pour l'Utilisation des Lasers Intenses, Ecole Polytechnique, 91128 Palaiseau (France)
  • 3. Laboratoire d'Optique Appliquee, Ecole Nationale des Sciences et Techniques Avancee, 91120 Palaiseau (France)

Description

We demonstrate the first observation of X-ray fluorescence resulting from inner-shell photoionization by a subpicosecond laser-produced plasma x-ray source. 8 keV electrons produced by a 100 fs laser at 3 1016 Wcm-2 intensity create K-shell vacancies in a Ti layer. This generates a 4.51 keV Kα x-ray pulse which is used to photoionize a Ca sample. Fluorescence of Ca at 3.69 keV (Kα) and 4.01 keV (Kβ) is observed as a result of Ti Kα photoionization. copyright 1996 American Institute of Physics

Additional details

Publishing Information

Journal Title
AIP Conference Proceedings
Journal Volume
369
Journal Issue
1
Journal Page Range
p. 584-589.
ISSN
0094-243X
CODEN
APCPCS

Conference

Title
12. international conference on laser interaction and related plasma phenomena.
Dates
24-28 Apr 1995.
Place
Osaka (Japan).

INIS

Country of Publication
United States
Country of Input or Organization
United States
INIS RN
28016583
Subject category
S70: PLASMA PHYSICS AND FUSION TECHNOLOGY;
Resource subtype / Literary indicator
Conference
Descriptors DEI
CALCIUM; KEV RANGE 01-10; LASER-PRODUCED PLASMA; PHOTOIONIZATION; PHOTOLUMINESCENCE; PULSES; X RADIATION
Descriptors DEC
ALKALINE EARTH METALS; ELECTROMAGNETIC RADIATION; ELEMENTS; EMISSION; ENERGY RANGE; IONIZATION; IONIZING RADIATIONS; KEV RANGE; LUMINESCENCE; METALS; PHOTON EMISSION; PLASMA; RADIATIONS

Optional Information

Secondary number(s)
CONF-950476--.