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GB2373096B - A wavelength stabilised laser source - Google Patents

A wavelength stabilised laser source

Info

Publication number
GB2373096B
GB2373096B GB0124426A GB0124426A GB2373096B GB 2373096 B GB2373096 B GB 2373096B GB 0124426 A GB0124426 A GB 0124426A GB 0124426 A GB0124426 A GB 0124426A GB 2373096 B GB2373096 B GB 2373096B
Authority
GB
United Kingdom
Prior art keywords
laser source
stabilised laser
wavelength
wavelength stabilised
source
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.)
Expired - Fee Related
Application number
GB0124426A
Other versions
GB2373096A (en
GB0124426D0 (en
Inventor
Nigel Keith Hedges
Rainer Strzoda
Stephen Sutton
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.)
Siemens PLC
Original Assignee
Siemens PLC
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
Application filed by Siemens PLC filed Critical Siemens PLC
Publication of GB0124426D0 publication Critical patent/GB0124426D0/en
Priority to EP02701436A priority Critical patent/EP1368872A2/en
Priority to AU2002234766A priority patent/AU2002234766A1/en
Priority to PCT/GB2002/000870 priority patent/WO2002073757A2/en
Priority to CA002477247A priority patent/CA2477247A1/en
Priority to JP2002572689A priority patent/JP2004521500A/en
Priority to US10/469,796 priority patent/US20040190571A1/en
Priority to CNA028093801A priority patent/CN1507683A/en
Publication of GB2373096A publication Critical patent/GB2373096A/en
Application granted granted Critical
Publication of GB2373096B publication Critical patent/GB2373096B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/39—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using tunable lasers
    • 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
    • H01S5/02—Structural details or components not essential to laser action
    • H01S5/022—Mountings; Housings
    • H01S5/0225—Out-coupling of light
    • H01S5/02251—Out-coupling of light using optical fibres
    • 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
    • H01S5/02—Structural details or components not essential to laser action
    • H01S5/024—Arrangements for thermal management
    • H01S5/02407—Active cooling, e.g. the laser temperature is controlled by a thermo-electric cooler or water cooling
    • H01S5/02415—Active cooling, e.g. the laser temperature is controlled by a thermo-electric cooler or water cooling by using a thermo-electric cooler [TEC], e.g. Peltier element
    • 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
    • H01S5/06837—Stabilising otherwise than by an applied electric field or current, e.g. by controlling the temperature
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Optics & Photonics (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Semiconductor Lasers (AREA)
GB0124426A 2001-03-08 2001-10-11 A wavelength stabilised laser source Expired - Fee Related GB2373096B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
AU2002234766A AU2002234766A1 (en) 2001-03-08 2002-02-27 A wavelength stablilised laser source
EP02701436A EP1368872A2 (en) 2001-03-08 2002-02-27 A wavelength stablilised laser source
PCT/GB2002/000870 WO2002073757A2 (en) 2001-03-08 2002-02-27 A wavelength stablilised laser source
CA002477247A CA2477247A1 (en) 2001-03-08 2002-02-27 A wavelength stabilised laser source
JP2002572689A JP2004521500A (en) 2001-03-08 2002-02-27 Wavelength stabilized laser light source
US10/469,796 US20040190571A1 (en) 2001-03-08 2002-02-27 Wavelength stabilised laser source
CNA028093801A CN1507683A (en) 2001-03-08 2002-02-27 Wavelength stabilized laser source

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0105651.4A GB0105651D0 (en) 2001-03-08 2001-03-08 Temperature stabilised laser diode and gas reference package

Publications (3)

Publication Number Publication Date
GB0124426D0 GB0124426D0 (en) 2001-12-05
GB2373096A GB2373096A (en) 2002-09-11
GB2373096B true GB2373096B (en) 2005-08-03

Family

ID=9910181

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB0105651.4A Ceased GB0105651D0 (en) 2001-03-08 2001-03-08 Temperature stabilised laser diode and gas reference package
GB0124426A Expired - Fee Related GB2373096B (en) 2001-03-08 2001-10-11 A wavelength stabilised laser source

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB0105651.4A Ceased GB0105651D0 (en) 2001-03-08 2001-03-08 Temperature stabilised laser diode and gas reference package

Country Status (1)

Country Link
GB (2) GB0105651D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE441101T1 (en) 2005-12-01 2009-09-15 Pergam Suisse Ag MOBILE REMOTE DETECTION OF FLUID USING LASER
DE102006004605B4 (en) * 2006-02-01 2008-10-02 Siemens Ag Arrangement for concentration measurement for exhaust gas components in the exhaust gas area of a furnace

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4403243A (en) * 1978-01-10 1983-09-06 Canon Kabushiki Kaisha Semi-conductor laser apparatus with support and soldering means for light-transmitting member
EP0259888A2 (en) * 1986-09-12 1988-03-16 Nec Corporation Semiconductor laser module
US5233622A (en) * 1991-02-26 1993-08-03 Sony Corporation Structure of semiconductor laser package
GB2292479A (en) * 1994-08-19 1996-02-21 Draegerwerk Ag Spectroscopic system using surface emission laser
JPH08247939A (en) * 1995-03-15 1996-09-27 Anritsu Corp Gas concentration measuring device
EP0786837A2 (en) * 1996-01-25 1997-07-30 Hewlett-Packard Company Integrated laser-based light source
US5680410A (en) * 1992-10-24 1997-10-21 Kim; Yoon-Ok Modified semiconductor laser diode having an integrated temperature control element
EP0818857A1 (en) * 1996-07-11 1998-01-14 Nec Corporation Semiconductor laser unit having a function of stabilizing an optical output and a wavelength
EP0874233A2 (en) * 1997-04-23 1998-10-28 Siemens Aktiengesellschaft Selective gas detection method and sensor for its application
US6002702A (en) * 1997-06-21 1999-12-14 Dragerwerk Ag Radiation source for laser spectroscopy

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4403243A (en) * 1978-01-10 1983-09-06 Canon Kabushiki Kaisha Semi-conductor laser apparatus with support and soldering means for light-transmitting member
EP0259888A2 (en) * 1986-09-12 1988-03-16 Nec Corporation Semiconductor laser module
US5233622A (en) * 1991-02-26 1993-08-03 Sony Corporation Structure of semiconductor laser package
US5680410A (en) * 1992-10-24 1997-10-21 Kim; Yoon-Ok Modified semiconductor laser diode having an integrated temperature control element
GB2292479A (en) * 1994-08-19 1996-02-21 Draegerwerk Ag Spectroscopic system using surface emission laser
JPH08247939A (en) * 1995-03-15 1996-09-27 Anritsu Corp Gas concentration measuring device
EP0786837A2 (en) * 1996-01-25 1997-07-30 Hewlett-Packard Company Integrated laser-based light source
EP0818857A1 (en) * 1996-07-11 1998-01-14 Nec Corporation Semiconductor laser unit having a function of stabilizing an optical output and a wavelength
EP0874233A2 (en) * 1997-04-23 1998-10-28 Siemens Aktiengesellschaft Selective gas detection method and sensor for its application
US6002702A (en) * 1997-06-21 1999-12-14 Dragerwerk Ag Radiation source for laser spectroscopy

Also Published As

Publication number Publication date
GB0105651D0 (en) 2001-04-25
GB2373096A (en) 2002-09-11
GB0124426D0 (en) 2001-12-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20061011