BE624177A - - Google Patents

Info

Publication number
BE624177A
BE624177A BE624177DA BE624177A BE 624177 A BE624177 A BE 624177A BE 624177D A BE624177D A BE 624177DA BE 624177 A BE624177 A BE 624177A
Authority
BE
Belgium
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of BE624177A publication Critical patent/BE624177A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/13—Stabilisation of laser output parameters, e.g. frequency or amplitude
    • H01S3/139—Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the mutual position or the reflecting properties of the reflectors of the cavity, e.g. by controlling the cavity length
    • H01S3/1396—Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the mutual position or the reflecting properties of the reflectors of the cavity, e.g. by controlling the cavity length by using two modes present, e.g. Zeeman splitting

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
BE624177D 1961-10-30 BE624177A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US148338A US3170122A (en) 1961-10-30 1961-10-30 Frequency stabilized optical maser

Publications (1)

Publication Number Publication Date
BE624177A true BE624177A (da)

Family

ID=22525336

Family Applications (1)

Application Number Title Priority Date Filing Date
BE624177D BE624177A (da) 1961-10-30

Country Status (6)

Country Link
US (1) US3170122A (da)
BE (1) BE624177A (da)
DE (1) DE1160542B (da)
GB (1) GB1019295A (da)
NL (1) NL281335A (da)
SE (1) SE310528B (da)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3213281A (en) * 1962-05-24 1965-10-19 Gen Dynamics Corp Inhomogeneous magnetic field controlled laser device
US4764982A (en) * 1962-07-02 1988-08-16 Pfund Charles E Secure communication system
US3252110A (en) * 1962-12-27 1966-05-17 Honeywell Inc Laser end mirror alignment apparatus
US3316800A (en) * 1963-03-19 1967-05-02 Bell Telephone Labor Inc Light communication alignment system
GB1082961A (en) * 1963-05-07 1967-09-13 Nat Res Dev Improvements in or relating to the control of the output wavelength of an optical maser or laser
US3229224A (en) * 1963-07-03 1966-01-11 Gen Time Corp Apparatus for maintaining parallelism and distance between two objects
US3395606A (en) * 1964-01-17 1968-08-06 Cooper Ind Inc Method for measuring the distance between two reflectors forming a laser cavity by metering best frequencies
US3370253A (en) * 1964-03-31 1968-02-20 Navy Usa Integral mirror-photodetector structure
US3412251A (en) * 1964-04-24 1968-11-19 Bell Telephone Labor Inc Mode locking in a synchronously modulated maser
US3426207A (en) * 1964-06-17 1969-02-04 North American Rockwell Focused optical heterodyne system
US3437955A (en) * 1964-12-29 1969-04-08 Bell Telephone Labor Inc Phase locked laser oscillator
GB1116368A (en) * 1965-03-25 1968-06-06 Nippon Electric Co A low-noise optical maser device of the internal modulation type
US3411849A (en) * 1965-05-13 1968-11-19 Honeywell Inc Frequency stabilized laser
US3482099A (en) * 1965-08-16 1969-12-02 Hughes Aircraft Co Tuned stable laser in a communication system
NL144785B (nl) * 1965-10-07 1975-01-15 Philips Nv Gaslaser met een elektrostrictief verstemmingselement.
NL144786C (da) * 1965-10-08
GB1148222A (en) * 1965-12-20 1969-04-10 Spectra Physics Improvements in or relating to lasers
GB1166909A (en) * 1966-09-15 1969-10-15 Canadian Patents Dev Method and Apparatus for the Stabilization or Control of Lasers, Etalons, and Similar Devices
US3523735A (en) * 1966-10-07 1970-08-11 Gen Dynamics Corp Interferometer system for distance measurement
US3517330A (en) * 1966-11-09 1970-06-23 Philco Ford Corp Frequency stabilization of laser system which compares the amplitudes of two beat note signals
US3463924A (en) * 1966-12-16 1969-08-26 Lockheed Aircraft Corp Opposite circularly-polarized optical heterodyne detection system
US3494698A (en) * 1967-02-21 1970-02-10 Us Air Force Feedback control device for stabilization of interference fringes
US3568089A (en) * 1967-07-11 1971-03-02 Agency Ind Science Techn Internal mirror gas laser distancing apparatus, low voltage stable discharge device, and frequency modulation means
US3534292A (en) * 1967-08-02 1970-10-13 Hewlett Packard Co Frequency stabilized laser system
FR1552030A (da) * 1967-10-31 1969-01-03
US3573463A (en) * 1967-11-01 1971-04-06 Hughes Aircraft Co Laser heterodyne transceiver communication system with afc
US3534288A (en) * 1967-12-15 1970-10-13 Hughes Aircraft Co Stabilized laser system
US3468080A (en) * 1967-12-19 1969-09-23 Hughes Aircraft Co Dimension regulated structural strut
US3431514A (en) * 1967-12-29 1969-03-04 Sylvania Electric Prod Laser frequency stabilization
US3635562A (en) * 1968-11-12 1972-01-18 Comp Generale Electricite Optical interferometer for detection of small displacements
US4687331A (en) * 1982-05-19 1987-08-18 Raytheon Company Ring laser gyroscope
US4937833A (en) * 1985-03-25 1990-06-26 The United States Of America As Represented By The Secretary Of The Navy Analog frequency modulated laser using magnetostriction
NL2003913C2 (en) * 2009-10-01 2011-11-07 Univ Delft Tech Frequency stabilized laser and method for stabilizing a three mode laser.
CN103532002B (zh) * 2013-10-22 2015-11-25 华北电力大学（保定） 一种固体或气体激光器快速稳频方法
US10925515B2 (en) 2014-05-22 2021-02-23 Picomole Inc. Alveolar breath collection apparatus
CA2998026A1 (en) 2017-03-13 2018-09-13 Picomole Inc. Apparatus and method of optimizing laser system
US11035789B2 (en) 2019-04-03 2021-06-15 Picomole Inc. Cavity ring-down spectroscopy system and method of modulating a light beam therein
US11957450B2 (en) 2020-02-28 2024-04-16 Picomole Inc. Apparatus and method for collecting a breath sample using an air circulation system
US11782049B2 (en) 2020-02-28 2023-10-10 Picomole Inc. Apparatus and method for collecting a breath sample using a container with controllable volume

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2312888A (en) * 1941-05-31 1943-03-02 Gen Electric Magnetostriction measuring apparatus
US3035492A (en) * 1952-05-23 1962-05-22 Blythe Richard Electronic control of optical and near optical radiation

Also Published As

Publication number Publication date
GB1019295A (en) 1966-02-02
SE310528B (da) 1969-05-05
NL281335A (da)
DE1160542B (de) 1964-01-02
US3170122A (en) 1965-02-16

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