IT201700051935A1 - Dispositivo laser - Google Patents

Dispositivo laser

Info

Publication number
IT201700051935A1
IT201700051935A1 IT102017000051935A IT201700051935A IT201700051935A1 IT 201700051935 A1 IT201700051935 A1 IT 201700051935A1 IT 102017000051935 A IT102017000051935 A IT 102017000051935A IT 201700051935 A IT201700051935 A IT 201700051935A IT 201700051935 A1 IT201700051935 A1 IT 201700051935A1
Authority
IT
Italy
Prior art keywords
laser device
laser
Prior art date
Application number
IT102017000051935A
Other languages
English (en)
Inventor
Daniel Popa
Giulio Cerullo
Tullio Scopigno
Dario Polli
Original Assignee
Cambridge Entpr Ltd
Fondazione St Italiano Tecnologia
Milano Politecnico
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 Cambridge Entpr Ltd, Fondazione St Italiano Tecnologia, Milano Politecnico filed Critical Cambridge Entpr Ltd
Priority to IT102017000051935A priority Critical patent/IT201700051935A1/it
Priority to US16/612,613 priority patent/US11936157B2/en
Priority to EP18723374.7A priority patent/EP3622591B1/en
Priority to JP2019561780A priority patent/JP7194121B2/ja
Priority to CN201880046105.7A priority patent/CN110870149A/zh
Priority to KR1020197036725A priority patent/KR102478187B1/ko
Priority to PCT/GB2018/051283 priority patent/WO2018206980A1/en
Publication of IT201700051935A1 publication Critical patent/IT201700051935A1/it

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
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06791—Fibre ring lasers
    • 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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/65—Raman scattering
    • 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
    • H01S3/081—Construction or shape of optical resonators or components thereof comprising three or more reflectors
    • H01S3/082—Construction or shape of optical resonators or components thereof comprising three or more reflectors defining a plurality of resonators, e.g. for mode selection or suppression
    • 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
    • H01S3/10053—Phase control
    • 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
    • H01S3/105—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling the mutual position or the reflecting properties of the reflectors of the cavity, e.g. by controlling the cavity length
    • 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
    • H01S3/108—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 non-linear optical devices, e.g. exhibiting Brillouin or Raman scattering
    • 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
    • H01S3/1118—Semiconductor saturable absorbers, e.g. semiconductor saturable absorber mirrors [SESAMs]; Solid-state saturable absorbers, e.g. carbon nanotube [CNT] based
    • 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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/65—Raman scattering
    • G01N2021/653—Coherent methods [CARS]
    • 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
    • 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
    • H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
    • H01S3/16—Solid materials
    • H01S3/1601—Solid materials characterised by an active (lasing) ion
    • H01S3/1603—Solid materials characterised by an active (lasing) ion rare earth
    • H01S3/1608—Solid materials characterised by an active (lasing) ion rare earth erbium
    • 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
    • H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
    • H01S3/16—Solid materials
    • H01S3/1601—Solid materials characterised by an active (lasing) ion
    • H01S3/1603—Solid materials characterised by an active (lasing) ion rare earth
    • H01S3/1618—Solid materials characterised by an active (lasing) ion rare earth ytterbium
    • 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
    • H01S3/23—Arrangements of two or more lasers not provided for in groups H01S3/02 - H01S3/22, e.g. tandem arrangements of separate active media
    • H01S3/2383—Parallel arrangements
    • H01S3/2391—Parallel arrangements emitting at different wavelengths
IT102017000051935A 2017-05-12 2017-05-12 Dispositivo laser IT201700051935A1 (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT102017000051935A IT201700051935A1 (it) 2017-05-12 2017-05-12 Dispositivo laser
US16/612,613 US11936157B2 (en) 2017-05-12 2018-05-11 Laser device
EP18723374.7A EP3622591B1 (en) 2017-05-12 2018-05-11 A laser device
JP2019561780A JP7194121B2 (ja) 2017-05-12 2018-05-11 レーザ装置、光学装置及び方法
CN201880046105.7A CN110870149A (zh) 2017-05-12 2018-05-11 激光器件
KR1020197036725A KR102478187B1 (ko) 2017-05-12 2018-05-11 레이저 디바이스
PCT/GB2018/051283 WO2018206980A1 (en) 2017-05-12 2018-05-11 A laser device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102017000051935A IT201700051935A1 (it) 2017-05-12 2017-05-12 Dispositivo laser

Publications (1)

Publication Number Publication Date
IT201700051935A1 true IT201700051935A1 (it) 2018-11-12

Family

ID=59812038

Family Applications (1)

Application Number Title Priority Date Filing Date
IT102017000051935A IT201700051935A1 (it) 2017-05-12 2017-05-12 Dispositivo laser

Country Status (7)

Country Link
US (1) US11936157B2 (it)
EP (1) EP3622591B1 (it)
JP (1) JP7194121B2 (it)
KR (1) KR102478187B1 (it)
CN (1) CN110870149A (it)
IT (1) IT201700051935A1 (it)
WO (1) WO2018206980A1 (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109698459A (zh) * 2019-02-11 2019-04-30 上海应用技术大学 三色同步调q光纤激光器
JP7364840B2 (ja) 2019-09-02 2023-10-19 国立大学法人埼玉大学 波長可変レーザー装置
US11372309B2 (en) * 2020-03-04 2022-06-28 Raytheon Company Optical system architecture
US11747282B2 (en) * 2020-09-11 2023-09-05 Atonarp Inc. System including a fiber laser module
GB2621150A (en) * 2022-08-03 2024-02-07 Cambridge Raman Imaging Ltd An optical circuit arrangement
CN116914543B (zh) * 2023-09-12 2023-11-28 武汉中科锐择光电科技有限公司 产生宽带连续可调谐激光系统

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105826801A (zh) * 2016-05-06 2016-08-03 重庆邮电大学 一种双波长可调谐短脉冲光纤激光器

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6807342B2 (en) 2002-03-12 2004-10-19 Opticnet, Inc. Fiber optic tunable filter using a fabry-perot resonator
WO2004054050A1 (ja) 2002-12-10 2004-06-24 Nikon Corporation 紫外光源、紫外光源を用いた光治療装置、および紫外光源を用いた露光装置
WO2004059806A2 (en) 2002-12-20 2004-07-15 Alnaire Laboratories Corporation Optical pulse lasers
US7602825B1 (en) 2004-10-20 2009-10-13 Calmar Optcom, Inc. Tunable passively mode-locked lasers with phase-lock feedback for low timing jitters
JP2008177484A (ja) * 2007-01-22 2008-07-31 Central Glass Co Ltd 可視光発光材料および可視光発光装置
WO2010039310A1 (en) 2008-06-26 2010-04-08 Cornell University Skin securable drug delivery device with a shock absorbing protective shield
JP2010026027A (ja) * 2008-07-16 2010-02-04 Central Glass Co Ltd 紫外レーザ装置
US20100296527A1 (en) * 2008-09-25 2010-11-25 Ofs Fitel Llc Passively modelocked fiber laser using carbon nanotubes
US8787410B2 (en) 2011-02-14 2014-07-22 Imra America, Inc. Compact, coherent, high brightness light sources for the mid and far IR
JP2014512019A (ja) 2011-03-14 2014-05-19 イムラ アメリカ インコーポレイテッド 光ファイバを用いた中赤外コヒーレント・コンティニュームの広帯域発生
CN102623874B (zh) 2012-04-05 2014-12-24 清华大学 相干拉曼散射显微系统的激光光源装置与产生方法
US20160178439A1 (en) * 2013-06-17 2016-06-23 Invenio Imaging Inc. Methods and systems for coherent raman scattering
JP2015158482A (ja) * 2014-01-23 2015-09-03 キヤノン株式会社 誘導ラマン散乱計測装置
JP2017108017A (ja) * 2015-12-10 2017-06-15 キヤノン株式会社 レーザ装置、及びこれを用いた計測装置
JP6736874B2 (ja) * 2015-12-16 2020-08-05 凸版印刷株式会社 生体情報測定システム及び生体情報測定方法
CN106299987B (zh) * 2016-11-01 2019-08-16 深圳大学 一种基于稀土离子共掺光纤的双波长同步脉冲光纤激光器
CN209200364U (zh) * 2019-01-29 2019-08-02 上海应用技术大学 三色同步锁模光纤激光器
CN111404007A (zh) * 2020-03-27 2020-07-10 西北大学 一种同步锁模双波长光纤激光器

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105826801A (zh) * 2016-05-06 2016-08-03 重庆邮电大学 一种双波长可调谐短脉冲光纤激光器

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
SOTOR JAROSLAW ET AL: "Passive synchronization of erbium and thulium doped fiber mode-locked lasers enhanced by common graphene saturable absorber.", OPTICS EXPRESS, vol. 22, no. 5, 10 March 2014 (2014-03-10), pages 5536 - 5543, XP002777461, ISSN: 1094-4087, DOI: 10.1364/OE.22.005536 *
ZHANG M ET AL: "Passive synchronization of all-fiber lasers through a common saturable absorber", OPTICS LETTERS, vol. 36, no. 20, 15 October 2011 (2011-10-15), OPTICAL SOCIETY OF AMERICA, pages 3984 - 3986, XP001570539, ISSN: 0146-9592, [retrieved on 20111005], DOI: 10.1364/OL.36.003984 *

Also Published As

Publication number Publication date
EP3622591B1 (en) 2023-09-06
CN110870149A (zh) 2020-03-06
US20200203911A1 (en) 2020-06-25
JP7194121B2 (ja) 2022-12-21
KR20200014783A (ko) 2020-02-11
EP3622591A1 (en) 2020-03-18
WO2018206980A1 (en) 2018-11-15
EP3622591C0 (en) 2023-09-06
US11936157B2 (en) 2024-03-19
JP2020520107A (ja) 2020-07-02
KR102478187B1 (ko) 2022-12-15

Similar Documents

Publication Publication Date Title
DK3305266T3 (da) Stiftformig stimulationsindretning
DK3404169T3 (da) Gondolanordning
DE202018003363U8 (de) Handgelenkssphygmomanometer
CL2018000524S1 (es) Golilla
DK3351526T3 (da) Diisopentylterephthalat
DK3426850T3 (da) Kabellægnings-indretning
DK3568655T3 (da) Rekuperator
DK3403138T3 (da) Optisk anordning
IT201700051935A1 (it) Dispositivo laser
DK3290073T3 (da) Forbindelsesanordning
DK3571580T3 (da) Load-logical-and-shift-guarded-instruktion
ITUB20152114A1 (it) Dispositivo insetticida
IT201700105423A1 (it) Dispositivo nebbiogeno
DK3568506T3 (da) Offeranode
DK3460553T3 (da) Optisk antenneindretning
DE112018002080A5 (de) Halbleiterlaser
DE112017000574A5 (de) Leuchtvorrichtung
DK3316222T3 (da) Prævisualiseringsindretning
ITUA20161802A1 (it) Dispositivo reggipensile
ITUA20162791A1 (it) Dispositivo di fissaggio
DK3673180T3 (da) Fastgørelsesenhed
DK3510051T3 (da) Carboxylalkylchitosan
DK3395159T3 (da) Ballepresse
IT201700082267A1 (it) Dispositivo faldatore
IT201700079561A1 (it) Dispositivo di telesoccorso