Far-infrared hydrogen lasers in the peculiar star MWC 349A

Cover of: Far-infrared hydrogen lasers in the peculiar star MWC 349A |

Published by American Association for the Advancement of Science, [National Aeronautics and Space Administration, National Technical Information Service, distributor in [Washington, DC?], Springfield, Va .

Written in English

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  • Amplification.,
  • Far infrared radiation.,
  • Hydrogen masers.,
  • Hydrogen recombinations.,
  • Lasers.,
  • Peculiar stars.,
  • Kuiper Airborne Observatory.

Edition Notes

Book details

Other titlesFar infrared hydrogen lasers in the peculiar star MWC 349A.
StatementVladimir Strelnitski ... [et al.].
Series[NASA contractor report] -- 207127., NASA contractor report -- NASA CR-207127.
ContributionsStrelnitski, Vladimir., United States. National Aeronautics and Space Administration.
The Physical Object
Pagination1 v.
ID Numbers
Open LibraryOL18133236M

Download Far-infrared hydrogen lasers in the peculiar star MWC 349A

Far-Infrared Hydrogen Lasers in the Peculiar Star MWC A Vladimir Strelnitski,* Michael R. Haas, Howard A. Smith, Edwin F. Erickson, Sean W.

Colgan, David J. Hollenbach Far-infrared hydrogen recombination lines H15c_ ( micrometers), H12_ ( mi-crometers), and H10¢_ ( micrometers) were detected in the peculiar luminous star. Get this from a library. Far-infrared hydrogen lasers in the peculiar star MWC A.

[Vladimir Strelnitski; United States. National Aeronautics and Space Administration.;]. Halpha microwave laser Spectral line profile of the Halpha maser transition in MWC (Strelnitski et al., ) The shape of this microwave laser line ( GHz) is similar to the Halpha infrared laser line at microns ( GHz).These velocity profiles are typical of microwave laser emissions in many other sources and probably indicate high velocity outflows towards and away.

Far-Infrared Hydrogen Lasers in the Peculiar Star MWC A By Vladimir Strelnitski, Michael R. Haas, Howard A. Smith, Edwin F. Erickson, Sean W. Colgan, David J.

Hollenbach Science 07 Jun Full Access Restricted Access. Here are 6 companies that sell Far-Infrared Lasers A far-infrared laser is a laser with output over a wide range of wavelengths spanning the far-infrared region of the spectrum (30 to µm); typically, it consists of a metal or dielectric waveguide one to two meters long, filled with an organic vapor that is excited by optical pumping.

Far-infrared laser or terahertz laser (FIR laser, THz laser) is a laser with output wavelength in between µm (frequency THz), in the far infrared or terahertz frequency band of the electromagnetic spectrum.

FIR lasers have application in terahertz spectroscopy, terahertz imaging as well in fusion plasma physics diagnostics. They can be used to detect explosives and chemical. CO Lasers from Lab to Fab of CO lasers, and shows how these lead to significant benefits in the specific example of glass processing.

Mid-IR wavelength advantages CO lasers output mid-infrared light (approximately µm), as opposed to the far infrared output ( µm) of the widely used CO 2 laser. This shorter Related Products: Co2 Lens | Mid-ir Laser | Acousto Optic Modulator | Mid. Far-infrared hydrogen recombination lines H15 alpha ( micrometers), H12 alpha ( micrometers), and H10 alpha ( micrometers) were detected in the peculiar luminous star MWC A from.

Vol.No.Jun. 7, Published by: Far-Infrared Hydrogen Lasers in the Peculiar Star MWC A. Far-Infrared Hydrogen Lasers in the Peculiar Star MWC A (pp. ) Vladimir Strelnitski, Michael R.

Haas, Howard A. Smith, Edwin F. Erickson, Sean. Strelnitski V, Haas MR, Smith HA, Erickson EF, Colgan SWJ, Hollenbach DJ (a) Far-infrared hydrogen lasers in the peculiar star MWC Far-infrared hydrogen lasers in the peculiar star MWC 349A book.

Science Cited by: Edinburgh Instruments Ltd. 2 Bain Square, Kirkton Campus, Livingston, EH54 7DQ. Registered in England and Wales No: VAT No: GB Kramers, Hendrik A., “Intensities of Spectral Lines. On the Application of the Quantum Theory to the Problem of Relative Intensities of the Components of the Fine Structure and of the Stark Effect of the Lines of the Hydrogen Spectrum”, p.

Academia Real Danesa, Author: Armando Martínez Téllez. : Reviews of Infrared and Millimeter Waves: Volume 2 Optically Pumped Far-Infrared Lasers (): Kenneth J. Button Button: Books. The CO 2 section provides 80 lines between μm and μm and features a flowing gas single discharge tube giving more than 50 W on the strongest lines.

Mode performance (M 2. Far-infrared instrument to map star formation in the universe by NASA Close-up of a Schottky diode, showing the air-bridge that connects the anode.

Far infrared waves, which are thermal waves, are not visible to the eye, and make up the heat we feel when we're near a fire or standing in the sunlight. In the electromagnetic spectrum, far infrared waves lie closest to the microwave region, and the longest of these waves are close to the size of a pinhead and invisible to the naked eye.

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That’s 25 times the power of. SCIENCE OF FAR INFRARED ENERGY & HEATING PRINCIPLES WHAT IS "FAR INFRARED" (FIR). Solar energy from the sun covers a broad energy ban including infrared, visible light, ultra-violet, x-rays and gamma rays.

Only a small amount of these solar rays are visible as colors. The great amount of the sun's energy output is in the infrared segment of the. High speed frequency modulation of far infrared lasers using the Stark effect S.

Stein, Ailan S. Risley, H. Van de Stadt, and F. Strumia Electronic frequency tuning of an optically pumped far infrared waveguide laser has been achieved by using the Stark effect. Gas discharge pumped lasers, such as the HCN and H,O systems, and the more recently developed CO, opti- cally pumped molecular gas lasers, have been used for quite some time to produce intense line tunable radiation throughout the far infrared.

Some efforts have been made. Biophoton technology produces high quality, long wave infrared heat to maximize absorption of far infrared light at the same frequency of the human body of microns.

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Steyert,a) Matthew J. Elrod, and Richard J. Saykally Department of Chemistry, University of California, Berkeley, California (Received 17 March ; accepted 3 August ). The measurement of far-infrared laser frequencies was first performed by Hocker and co-workers in They measured the frequencies for the and μm emissions from the direct-discharge hydrogen cyanide laser by mixing them with high order harmonics of a microwave signal in a silicon diode measure higher frequencies, a chain of lasers and harmonic mixing devices were used to.

Far infrared lightFar infrared light is in the 15μm-1mm region of the electromagnetic spectrum. Unlike near infrared, which can only detect reflected infrared light, far infrared can 'see' sources of heat. This makes it useful for thermal imaging. An example use of this would be for fire fighters to seek out bodies in smoky, dark conditions.

Everyday infrared photography does not use far. Most lasers, for example Nd:YAG lasers, many fiber lasers and the most powerful laser diodes, emit near-infrared are comparatively few laser sources for the mid- and far-infrared spectral regions.

CO 2 lasers can emit at μm and some other wavelengths in that region. Typical problems with laser crystals for solid-state mid-IR lasers are the limited transparency range of the. nm laser is available in common type of nm laser diode. nm projects invisible beam to naked eyes, is a far infrared laser.

Items 1 to 12 of 18 total Show: 12 24   The Herschel Space Observatory is a meter, cryogenically cooled orbiting telescope, launched last year, with cameras and spectrometers that cover the full far infrared electromagnetic band.

Cite this chapter as: Aggarwal R.L., Lax B. () Optical mixing of CO 2 lasers in the far-infrared. In: Shen Y.R. (eds) Nonlinear Infrared Generation. Topics in Applied Physics, vol Cited by: Our infrared laser modules comprise an aluminum, or a brass housing, a laser diode, a driver circuit, a collimating lens.

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FAR INFRARED: In the far-infrared, the stars have all vanished. Instead we now see very cold matter ( Kelvin or less). Huge, cold clouds of gas and dust in our own galaxy, as well as in nearby galaxies, glow in far-infrared light. In some of these clouds, new stars are just beginning to form.

Vol Issue 4, AprilPages Hybrid output mirror for optically pumped far infrared lasers ☆ ☆Cited by: wavelength infrared (LWIR) region, also known as far -infrared [8 - 15 µm], is the thermal imaging region. (iii) Far -infrared (FIR) [15 - 1,µm] where FIR laser presently used.

Far Infra-Red Sources. In principle, any object that absorbs light or other Fundamentals of Far-infrared.

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5— In the far infrared spectrum ofH79Br, there is a series of lines separated by cm- the values Of the moment of inertia and the internuclear separation in Br.

Assuming that H79Br can be treated as a rigid rotator, l. Calculate () ()File Size: KB. Far-infrared Free-Electron Lasers and their output characteristics The technology of 4 th generation light sources, or free-electron lasers (FELs), pumped by radio- frequency linear accelerators (r.f.

linacs) is mature enough to have enabled well established user. has been on the discovery of far-infrared laser emissions below m, as in Ref. [13]. To fully conduct some spectroscopic investigations, far-infrared radiation both below and above m will be necessary.

As a result, a far-infrared (FIR) laser cavity using a transverse or zig-zag pumping geometry M. Jackson H. Alves R. Holman R. Minton.

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Back to main death ray page. A new optically pumped far-infrared (FIR) laser with separate pump beam reflector and FIR output coupler has been developed. The new design greatly simplifies the tuning of the laser and enables the optimization of the pump beam absorption without affecting the laser alignment.

Working with formic acid (HCOOH) vapor pumped by a 30 W CO2 laser at the 9R20 line, a high laser gain of 3&#x;&# Cited by: 2. Mid-infrared gas filled photonic crystal fiber laser based on population inversion Andrew M. Jones,1 A. Vasudevan Nampoothiri,2 Amarin Ratanavis,2 Tobias Fiedler,2 Natalie V.

Wheeler,3 François Couny,3 Rajesh Kadel,1 Fetah Benabid,3 Brian R. Washburn,1 Kristan L. Corwin1* and Wolfgang Rudolph2 1Department of Physics, Kansas State University, Manhattan, KSUSACited by:.

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