Enhancement of the vacuum ultraviolet emission from excimer laser-generated plasmas by ambient

Mehlman, G.; Chrisey, D.B.
November 1993
Applied Physics Letters;11/1/1993, Vol. 63 Issue 18, p2490
Academic Journal
Reports resolved vacuum ultraviolet emission from excimer laser produced plasmas along the axial and radial axis. Significance of the ratio on a radiated line intensities; Presentation of the experimental setup, spectrograph characteristics and laser parameters; Discussion of experimental data obtained from gas ambient plasmas.


Related Articles

  • Vacuum-ultraviolet resonant photoabsorption imaging of laser produced plasmas. Hirsch, J. S.; Meighan, O.; Mosnier, J-P.; van Kampen, P.; Whitty, W. W.; Costello, J. T.; Lewis, C. L. S.; MacPhee, A. G.; Hirst, G. J.; Westhall, J.; Shaikh, W. // Journal of Applied Physics;11/1/2000, Vol. 88 Issue 9, p4953 

    Discusses results from a vacuum-ultraviolet (VUV) photoabsorption imaging technique based on the measurement of the time and space resolved absorption of a quasimonochromatic VUV beam from a laser plasma light source. Direct access to resonance lines of ions and nonresonant continua of atoms...

  • Vacuum-ultraviolet photoabsorption imaging system for laser plasma plume diagnostics. Hirsch, J. S.; Kennedy, E. T.; Neogi, A.; Costello, J. T.; Nicolosi, P.; Poletto, L. // Review of Scientific Instruments;Jun2003, Vol. 74 Issue 6, p2992 

    We describe a recently designed and constructed system based on a 1 m normal incidence vacuum monochromator with corrected (toroidal) optics that produces a wavelength tuneable and collimated vacuum-ultraviolet (VUV) (λ=30–100 nm) beam. The VUV continuum source is a laser-generated...

  • Observation of forward breakdown mechanism in high-pressure argon plasma produced by irradiation... Tsuda, Norio; Yamada, Jun // Journal of Applied Physics;1/15/1997, Vol. 81 Issue 2, p582 

    Examines the forward breakdown mechanism in high-pressure argon plasma produced by irradiation with the use of an excimer laser. Streak images of plasma boundary; Reduction in size of the radius of the forward plasma beyond the focal spot; Dynamic behavior of laser-produced plasma.

  • Mechanism of forward development of a plasma produced by an excimer laser in high-pressure argon gases. Tsuda, Norio; Yamada, Jun // Journal of Applied Physics;3/1/2000, Vol. 87 Issue 5, p2122 

    Proposes a model for the forward development of a plasma produced by an excimer laser in high-pressure argon gases. Properties of plasma; Details on the forward development mechanism; Calculation of forward plasma.

  • Vacuum ultraviolet assessment of ionization temperature by space-resolved emission spectroscopy. Khater, Mohamed A. // Canadian Journal of Physics;Sep2013, Vol. 91 Issue 9, p733 

    In this article, the electron ionization temperature in plasmas generated by 1064 nm laser pulses in the vacuum ultraviolet spectral range is evaluated as a function of the axial distance from a steel target surface using emission spectroscopy. The temperature was determined using the relative...

  • Intense UV excimer radiation from laser-induced plasmas. Onkels, E.D.; Seelig, W. // Applied Physics B: Lasers & Optics;1997, Vol. 65 Issue 2, p299 

    Investigations of laser-induced plasmas have been undertaken with the aim of generating intense excimer fluorescence radiation. Experiments carried out on a KrF[sup *] excimer plasma system had very promising results. Through an unconventional intra-cavity arrangement of the pump laser it is...

  • Mechanisms of absorption in pulsed excimer laser-induced plasma. Song, K.H.; Xu, X. // Applied Physics A: Materials Science & Processing;1997, Vol. 65 Issue 4/5, p477 

    This work investigates the interaction between pulsed excimer laser-induced plasma and an excimer laser beam. The optical transmissivity through the laser-induced plasma and the velocity of the plasma front are measured within the duration of the laser pulse. Based on the measured velocity of...

  • Investigation of electron density and velocity distribution in high-pressure discharges for excimer laser pumping using laser Thomson scattering. Uchino, K.; Kubo, Y.; Muraoka, K.; Sakoda, T.; Yamakoshi, H.; Kato, M.; Takahashi, A.; Maeda, M. // Journal of Applied Physics;7/1/1991, Vol. 70 Issue 1, p41 

    Observes the Thomson scattering from plasmas in high-pressure discharges for rare-gas halide excimer laser pumping using an yttrium-aluminum-garnet laser with a second harmonic generator, combined with a double-monochromator to reject large signal from Rayleigh scattering. Details on the...

  • Laser–plume dynamics during excimer laser nitriding of iron. Han, M.; Lieb, K.-P.; Carpene, E.; Schaaf, P. // Journal of Applied Physics;5/1/2003, Vol. 93 Issue 9, p5742 

    On the time scale of tens to hundreds of nanoseconds, high intensity pulsed excimer laser irradiation of iron in nitrogen atmosphere produces thin iron nitride layers with high nitrogen concentration. The laser plasma, or laser plume, which plays a crucial role in the complicated interactions...


Read the Article


Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics