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Tuesday, July 28, 2020 | History

3 edition of Time-dependent propagation of high-energy laser beams through the atmosphere, IV found in the catalog.

Time-dependent propagation of high-energy laser beams through the atmosphere, IV

J. R. Morris

Time-dependent propagation of high-energy laser beams through the atmosphere, IV

by J. R. Morris

  • 300 Want to read
  • 22 Currently reading

Published by Dept. of Energy, Lawrence Livermore Laboratory, for sale by the National Technical Information Service] in Livermore, Calif, [Springfield, Va .
Written in English

    Subjects:
  • Laser beams -- Atmospheric effects.

  • Edition Notes

    StatementJ. R. Morris and J. A. Fleck, Jr.
    SeriesUCRL ; 52654
    ContributionsFleck, J. A., Lawrence Livermore Laboratory.
    The Physical Object
    Paginationiii, 32 p. :
    Number of Pages32
    ID Numbers
    Open LibraryOL15239176M

    Library of Congress Cataloging-in-Publication Data (Revised for vol. 8) NASA historical data book. (NASA SP- ) Vol. 1 is a republication of NASA historical data book, –/ Jane Van Nimmen and Leonard C. Bruno. Vol. 8 in series: The NASA historical data book series. Includes bibliographical references and indexes.   Perfect/Complete Scattering Experiments. by Hans Kleinpoppen,Bernd Lohmann,Alexei N. Grum-Grzhimailo. Springer Series on Atomic, Optical, and Plasma Physics (Book 75) Thanks for Sharing! You submitted the following rating and review. We'll publish them on our site once we've reviewed : Springer Berlin Heidelberg.

      A high peak intensity laser amplification system and the method therein implemented are provided. In a first aspect of the invention, the laser system includes at least one optical member (27) operably introducing a phase function into a high peak intensity laser pulse (25).A further aspect includes introducing destructive interference in an unchirped laser pulse . () High order WENO and DG methods for time-dependent convection-dominated PDEs: A brief survey of several recent developments. Journal of Computational Physics , () Asymptotically and exactly energy balanced augmented flux-ADER schemes with application to hyperbolic conservation laws with geometric source by:

    P. Messmer and D.L. Bruhwiler, "Simulating laser pulse propagation and low-frequency wave emission in capillary plasma channel systems with a ponderomotive guiding center model," Phys. Rev. ST Accel. Beams 9, (). Increase technology efforts focusing on four keys to high energy: 1) combining laser beams, 2) designing and manufacturing reliable diode pump lasers, 3) thermal control of laser media, and 4) scaling the output power and weight/cost per watt to weapon class systems. COIL or other Iodine-based Lasers. 1.


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Time-dependent propagation of high-energy laser beams through the atmosphere, IV by J. R. Morris Download PDF EPUB FB2

Get this from a library. Time-dependent propagation of high-energy laser beams through the atmosphere, IV. [J R Morris; J A Fleck; Lawrence Livermore Laboratory.]. [16] Fleck J Jr, Morris J and Feit M Time-dependent propagation of high energy laser beams through the atmosphere Appl.

Phys. 10 – 60 [ 17 ]. A new beam-propagation method is presented whereby the exact scalar Helmholtz propagation operator is replaced by any one of a sequence of higher-order (n, n) Padé approximant : Katsunari Okamoto.

Hasegawa, A. () Amplification and reshaping of optical solitons in glass fiber—IV. Opt. Lett. 8, – CrossRef Google Scholar Hasegawa, A. and F. Tappert () Transmission of stationary nonlinear optical pulses in dispersive dielectric by: 2.

Worldwide estimates and uncertainty assessments of laser propagation for diverse geometries for paths in the altitude regime of 3 km and below at wavelengths to µm. KEYWORDS: Ultrafast phenomena, Transmitters, Mid-IR, Short wave infrared radiation, Dispersion, Kerr effect, Turbulence, Infrared radiation, Atmospheric propagation, Plasma Read Abstract + The propagation of high peak-power beams in the atmosphere has been observed in field trials with visible-near infrared (VNIR).

Fleck JA, Morris JR, Feit MD () Time-dependent propagation of high energy laser beams through the atmosphere. Appl Phys – CrossRef Google Scholar by: 1. Peaceful Pathways Shaye Tacker Slate 52 NYSTESOLPodcast's Podcast Environment: journeys through a changing world - for iPad/Mac/PC Lessons with Lara OnTheRoadAgain.

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Cusumano. Retired. SPIE Involvement: Author Simulation of atmospheric turbulence compensation through piston-only phase control of a laser phased array.

Jack McCrae Global system for mobile communications, Laser scattering, Gaussian beams, Statistical analysis, Adaptive optics, Optical engineering, Magnetism. Full text of "Propagation of visible and infrared waves in the atmosphere" See other formats. Analysis of NIR spectroscopy reveals that light propagation through varying media with irregular boundaries is subject to high levels of scatter In addition, review of the neuroimaging literature on TBI has revealed that the most common areas injured in TBI are the orbitofrontal cortex (at the ventral surface of the frontal lobe) and the.

Digital holography, or spatial heterodyne (see Chapter 3), can measure range by using more than one the two or more wavelengths walk off from each other in phase, range can be determined. Usually the two wavelengths are separated by large bandwidths, resulting in very fine range resolution, but also very fine unambiguous range.

Secondly, the laser is a line-of-sight weapon, and is affected by the distance it must travel, both in total and through the atmosphere.

This sets tradeoffs between accuracy and time on station. A laserstars in low orbit will obviously have the smallest spot sizes and best pointing accuracy, but it only sees the target for a few minutes on each. Laser is acronym for light amplification by the stimulated emission of radiation.

Laser is a device that generates a beam of light that is collimated, monochromatic, and coherent. Laser radiation is characterized by its wavelength, power, and pulse- or continuous wave-mode of by: 3.

This special section of Journal of Physics B: Atomic, Molecular and Optical Physics (J. Phys. B) is a compilation of articles originating from the three-day international workshop entitled 'Theory of Quantum Gases and Quantum Coherence', held in June in Levico, workshop follows on from the Salerno workshop held in (see J.

Phys. B vol issue 23). Search the leading research in optics and photonics applied research from SPIE journals, conference proceedings and presentations, and eBooks.

The impact probability, P, for an object of collision cross section, A c, moving through a stationary meteoroid medium of uniform particle density, D, at a constant velocity, υ, during a propagation time interval, Δt, is given by Equation (): () P ≈ υ D A c Δ t where F = υD is the impact flux in units of m −2 s −1 and Φ = FΔt Author: Gerald Griffith, Tateo Goka.

SPAR, High-Energy Muon, Pion, Heavy Ion Stopping-Powers and Ranges: ccc SPARES, Program System for Space Radiation Environment and Shielding System Evaluation: nea SPARK, Time-Dependent 1-D, 2-D, 3-D Diffusion with Heat Transfer and Feedback: iaea SPEC, Neutron and Charged-Particle Reactions by Optical Model, Evaporation Model.

The main advantage of this technique is given by the use of collimated laser beams with extremely small diameters. Laser irradiation can thus enter very small fissures which may not be accessed with any mechanical probe, as shown in figure The possible depth of measurement amounts to –2 mm, depending on the diameter of the particular.

Ultrafast pulsed lasers find application in a range of spectroscopy and sensing techniques including laser induced breakdown spectroscopy (LIBS), coherent Raman spectroscopy, and terahertz (THz) spectroscopy.

Whether based on absorption or emission processes, the characteristics of these techniques are heavily influenced by the use of ultrafast pulses in the Cited by:. Laser, technology,electronics, lights, applications.1.

Introduction. Infrared (IR) light is ubiquitously present to most life on the earth. Of the total amount of solar energy reaching the human skin, 54% is IR and 30% is IR type A—near-infrared—(NIR; with a wavelength range of to nm), 1 which penetrates through the human skin and reaches deeply into tissue, depending on wavelength and energy.

[email protected]{osti_, title = {Promising lines of investigations in the realms of laboratory astrophysics with the aid of powerful lasers}, author = {Belyaev, V. S., E-mail: [email protected] and Batishchev, P. A. and Bolshakov, V. V. and Elkin, K. S. and Karabadzhak, G. F. and Kovkov, D.

V. and Matafonov, A. P. and Raykunov, G. G. and.