EP1815588A4 - METHOD AND SYSTEM FOR OPERATING A SELF-MODULATING LASER WITH ALKALINE METAL ATOM HYPERFINE FREQUENCY - Google Patents

METHOD AND SYSTEM FOR OPERATING A SELF-MODULATING LASER WITH ALKALINE METAL ATOM HYPERFINE FREQUENCY

Info

Publication number
EP1815588A4
EP1815588A4 EP05857002A EP05857002A EP1815588A4 EP 1815588 A4 EP1815588 A4 EP 1815588A4 EP 05857002 A EP05857002 A EP 05857002A EP 05857002 A EP05857002 A EP 05857002A EP 1815588 A4 EP1815588 A4 EP 1815588A4
Authority
EP
European Patent Office
Prior art keywords
self
operating
metal atom
alkaline metal
modulating laser
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP05857002A
Other languages
German (de)
French (fr)
Other versions
EP1815588A2 (en
Inventor
William Happer
Yuan-Yu Jau
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Princeton University
Original Assignee
Princeton University
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.)
Filing date
Publication date
Priority claimed from US11/052,261 external-priority patent/US7102451B2/en
Priority claimed from US11/284,064 external-priority patent/US7323941B1/en
Application filed by Princeton University filed Critical Princeton University
Publication of EP1815588A2 publication Critical patent/EP1815588A2/en
Publication of EP1815588A4 publication Critical patent/EP1815588A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/26—Automatic control of frequency or phase; Synchronisation using energy levels of molecules, atoms, or subatomic particles as a frequency reference
    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
    • G04F5/14—Apparatus for producing preselected time intervals for use as timing standards using atomic clocks
    • G04F5/145—Apparatus for producing preselected time intervals for use as timing standards using atomic clocks using Coherent Population Trapping
    • 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
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/08—Construction or shape of optical resonators or components thereof
    • H01S3/08018—Mode suppression
    • H01S3/08022—Longitudinal modes
    • 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
    • H01S3/106—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling devices placed within the cavity
    • H01S3/1061—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling devices placed within the cavity using a variable absorption device
    • 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
    • H01S3/11—Mode locking; Q-switching; Other giant-pulse techniques, e.g. cavity dumping
    • H01S3/1106—Mode locking
    • H01S3/1112—Passive mode locking
    • H01S3/1115—Passive mode locking using intracavity saturable absorbers
    • 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
    • H01S3/1303—Stabilisation of laser output parameters, e.g. frequency or amplitude by using a passive reference, e.g. absorption cell
    • 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
    • H01S5/00—Semiconductor lasers
    • H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/062—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes
    • H01S5/06226—Modulation at ultra-high frequencies
    • H01S5/0623—Modulation at ultra-high frequencies using the beating between two closely spaced optical frequencies, i.e. heterodyne mixing
    • 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
    • H01S5/00—Semiconductor lasers
    • H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/065—Mode locking; Mode suppression; Mode selection ; Self pulsating
    • 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
    • H01S5/00—Semiconductor lasers
    • H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/068—Stabilisation of laser output parameters
    • H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
    • H01S5/0687—Stabilising the frequency of the laser
    • 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
    • H01S5/00—Semiconductor lasers
    • H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
    • H01S5/14—External cavity lasers
    • H01S5/141—External cavity lasers using a wavelength selective device, e.g. a grating or etalon

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Ecology (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Semiconductor Lasers (AREA)
  • Lasers (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Measuring Magnetic Variables (AREA)
EP05857002A 2004-11-22 2005-11-22 METHOD AND SYSTEM FOR OPERATING A SELF-MODULATING LASER WITH ALKALINE METAL ATOM HYPERFINE FREQUENCY Withdrawn EP1815588A4 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US63002404P 2004-11-22 2004-11-22
US11/052,261 US7102451B2 (en) 2004-02-18 2005-02-07 Method and system for operating an atomic clock with alternating-polarization light
US11/284,064 US7323941B1 (en) 2004-02-18 2005-11-21 Method and system for operating a laser self-modulated at alkali-metal atom hyperfine frequency
PCT/US2005/042396 WO2006073597A2 (en) 2004-11-22 2005-11-22 Method and system for operating a laser self-modulated at alkali-metal atom hyperfine frequence

Publications (2)

Publication Number Publication Date
EP1815588A2 EP1815588A2 (en) 2007-08-08
EP1815588A4 true EP1815588A4 (en) 2010-03-03

Family

ID=36647949

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05857002A Withdrawn EP1815588A4 (en) 2004-11-22 2005-11-22 METHOD AND SYSTEM FOR OPERATING A SELF-MODULATING LASER WITH ALKALINE METAL ATOM HYPERFINE FREQUENCY

Country Status (3)

Country Link
EP (1) EP1815588A4 (en)
JP (1) JP2008522411A (en)
WO (1) WO2006073597A2 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5039452B2 (en) * 2007-06-27 2012-10-03 株式会社日立ハイテクノロジーズ Magnetic field measuring device
JP5532679B2 (en) * 2008-07-03 2014-06-25 セイコーエプソン株式会社 Atomic oscillator optical system and atomic oscillator
JP5381400B2 (en) * 2009-02-06 2014-01-08 セイコーエプソン株式会社 Quantum interferometers, atomic oscillators, and magnetic sensors
US8237514B2 (en) 2009-02-06 2012-08-07 Seiko Epson Corporation Quantum interference device, atomic oscillator, and magnetic sensor
JP6346446B2 (en) * 2013-02-14 2018-06-20 株式会社リコー Atomic oscillator, CPT resonance detection method, and magnetic sensor
KR102060117B1 (en) * 2018-05-24 2020-02-11 국방과학연구소 Method for controlling photogain of alkali vapor laser and system thereof
CN110928174B (en) * 2019-12-17 2022-01-11 中国科学院国家授时中心 Atomic clock frequency discrimination signal detection system
CN114624987B (en) * 2022-02-28 2024-08-30 温州激光与光电子协同创新中心 Laser atomic clock applying coherent filtering and coherent population trapping principles
US11874311B1 (en) * 2022-07-26 2024-01-16 Quantum Valley Ideas Laboratories Detecting radio frequency electromagnetic radiation using vapor cell sensors and comb spectra

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0315779A (en) * 1989-06-14 1991-01-24 Hitachi Ltd magnetic detector
US20040202050A1 (en) * 2003-04-11 2004-10-14 William Happer Method and system for operating an atomic clock with simultaneous locking of field and frequency
EP1473605A2 (en) * 2003-04-28 2004-11-03 Agilent Technologies, Inc. Coherent population trapping detector

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3718868A (en) * 1970-07-20 1973-02-27 Univ Case Western Reserve I{11 {11 {11 {11 INVERTED LAMB DIP STABILIZED He-Ne LASER

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0315779A (en) * 1989-06-14 1991-01-24 Hitachi Ltd magnetic detector
US20040202050A1 (en) * 2003-04-11 2004-10-14 William Happer Method and system for operating an atomic clock with simultaneous locking of field and frequency
EP1473605A2 (en) * 2003-04-28 2004-11-03 Agilent Technologies, Inc. Coherent population trapping detector

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
CUNEO C J ET AL: "OPTICALLY STABILIZED DIODE LASER USING HIGH-CONTRAST SATURATED ABSORPTION", APPLIED PHYSICS LETTERS, AIP, AMERICAN INSTITUTE OF PHYSICS, MELVILLE, NY, US, vol. 64, no. 20, 16 May 1994 (1994-05-16), pages 2625 - 2627, XP000449691, ISSN: 0003-6951 *
HAGIMOTO K ET AL: "Stabilization of a Laser Diode with an Intracavity Cesium Cell", JPN. J. APPL. PHYS., vol. 36, December 1997 (1997-12-01), pages 7212 - 7215, XP009128282 *
VELICHANSKII V L ET AL: "SEMICONDUCTOR LASER WITH 133Cs VAPOR EXTERNAL SELECTIVE MIRROR", SOV J QUANTUM ELECTRON, vol. 8, no. 7, July 1978 (1978-07-01), pages 836 - 839, XP009128332 *

Also Published As

Publication number Publication date
EP1815588A2 (en) 2007-08-08
WO2006073597A3 (en) 2007-04-26
WO2006073597A2 (en) 2006-07-13
JP2008522411A (en) 2008-06-26

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