[go: up one dir, main page]

Kamba et al., 2013 - Google Patents

75kW peak power 50ps pulsed fiber laser system

Kamba et al., 2013

Document ID
8343421528602576694
Author
Kamba Y
Tei K
Yamaguchi S
Enokidani J
Sumida S
Publication year
Publication venue
2013 Conference on Lasers & Electro-Optics Europe & International Quantum Electronics Conference CLEO EUROPE/IQEC

External Links

Snippet

High power pulsed lasers are used for industrial applications. The pulse width extends over from the range of μs regime to fs regime, and the maximum repetition rate is around 100 MHz. A function in which pulse width and repetition rate can be changed independently is …
Continue reading at ieeexplore.ieee.org (other versions)

Classifications

    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01S—DEVICES USING STIMULATED EMISSION
    • H01S3/00—Lasers, i.e. devices for generation, amplification, modulation, demodulation, or frequency-changing, using stimulated emission, of infra-red, visible, or ultra-violet waves
    • H01S3/05—Construction or shape of optical resonators; Accomodation 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
    • H01S3/06754—Fibre amplifiers
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01S—DEVICES USING STIMULATED EMISSION
    • H01S3/00—Lasers, i.e. devices for generation, amplification, modulation, demodulation, or frequency-changing, using stimulated emission, of infra-red, visible, or ultra-violet waves
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/11—Pulse generation, e.g. Q-switching, mode locking
    • H01S3/117—Q-switching using acousto-optical devices
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01S—DEVICES USING STIMULATED EMISSION
    • H01S3/00—Lasers, i.e. devices for generation, amplification, modulation, demodulation, or frequency-changing, using stimulated emission, of infra-red, visible, or ultra-violet waves
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
    • H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
    • H01S3/0941—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01S—DEVICES USING STIMULATED EMISSION
    • H01S3/00—Lasers, i.e. devices for generation, amplification, modulation, demodulation, or frequency-changing, using stimulated emission, of infra-red, visible, or ultra-violet waves
    • 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, amplitude
    • H01S3/1305—Feedback control systems
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01S—DEVICES USING STIMULATED EMISSION
    • H01S3/00—Lasers, i.e. devices for generation, amplification, modulation, demodulation, or frequency-changing, using stimulated emission, of infra-red, visible, or ultra-violet waves
    • H01S3/05—Construction or shape of optical resonators; Accomodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/07—Construction or shape of active medium consisting of a plurality of parts, e.g. segments
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01S—DEVICES USING STIMULATED EMISSION
    • H01S3/00—Lasers, i.e. devices for generation, amplification, modulation, demodulation, or frequency-changing, using stimulated emission, of infra-red, visible, or ultra-violet waves
    • H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping
    • H01S3/0057—Temporal shaping, e.g. pulse compression, frequency chirping

Similar Documents

Publication Publication Date Title
US7557977B2 (en) Laser pulse generator
US9461436B2 (en) Pulse laser device and burst mode using same, and method for controlling a variable burst mode
US20190229487A1 (en) Divided pulse lasers
US20200343682A1 (en) Laser system and method for generating laser pulses with very high repetition rate
KR20150145803A (en) Apparatus and method for generating pulse laser
WO2012044374A2 (en) High peak power optical amplifier
CN106058621A (en) Adjustable picosecond laser
US20130188660A1 (en) SHORT PULSED IR FIBER LASER AT WAVELENGTH > 2 um
Kamba et al. 75kW peak power 50ps pulsed fiber laser system
Lian et al. High repetition rate, high peak power, pulsed single-longitudinal-mode Nd: YAG laser by self-injection-seeding
KR101262346B1 (en) Method of flexible burst mode operation of pulse laser system with multiple seed　and laser system with flexible burst mode operation
WO2017222022A1 (en) Fiber laser circuit
CN105896262A (en) Adjustable picosecond optical fibre laser system
US8774239B2 (en) Ultrafast laser generating system and method thereof
Romano et al. kW class nanosecond polarization-maintaining holmium MOPA at 2050 nm and 2090 nm
McKay et al. Non-collinear beam combining of kilowatt beams in a diamond Raman amplifier
Li et al. Generation of stable nanosecond dual-pulse in an erbium-doped fiber laser with normal dispersion
McNaught et al. Coherent combining of a 1.26-kW fiber amplifier
Togashi et al. All polarization maintaining optical frequency comb based on Er-doped fiber laser with carbon nanotube
Romano et al. kW-class nanosecond pulsed polarized MOPA laser at 2050 and 2090 nm
Tan et al. Investigation of Q-switching characteristics in single-and double-spacing multi-wavelength Brillouin erbium fiber laser
Oreshkov et al. 52-mJ, kHz-Nd: YAG laser with diffraction limited output
Babushkin et al. Pulsed fiber lasers with over 12-kW peak power, bandwidth-limited spectrum, and M2< 1.1 beam for the 1064nm and 1550nm wavelength ranges
Underwood et al. Synthesis of coherent optical pulses using a field-programmable gate array (FPGA)-based gradient descent phase-locking algorithm with three semiconductor lasers
Chen et al. Tunable Pulse Delay Demonstration using Four-Wave Mixing in Semiconductor Optical Amplifiers