bijeenkomen-elektro-optische q-switching werkmateriaal energieopslag
Oxide crystals for electro-optic Q-switching of lasers
： A new generation of oxide crystals is emerging for electro-optic Q -switching or control of high-power pulsed lasers. Unlike the acousto-optic Q -switches in which the total turn-off time is limited by the duration of sound wave propagation (110–220 ns/mm ...
leer meerElectro-optically Q-switching of dual-diode-pumped Ho-doped …
The electro-optical (EO) Q-switching technology is an excellent way to generate high peak power laser pulse owing to its fast switching speed and high extinction ratio. RbTiOPO 4 (RTP), LiNbO 3 (LN), and La 3 Ga 5 SiO 14 (LGS) crystals have been employed as EO Q-switches in Tm or Ho lasers operating at 2 μm [33], [34], [35].
leer meerFerroelectric crystals with giant electro-optic property …
The pulse-to-pulse energy stability of the pulse train is also an important feature for evaluating Q-switch performance. We recorded the energy profile of 100 sequential output pulses produced by the PIN-PMN-32PT Q …
leer meerHochwertiges electro optische q schalter laser
Alibaba bietet unterschiedliche electro optical q switch laser für verschiedene kosmetische Eingriffe. Diese electro optical q switch laser sind zertifiziert, um die ästhetische Schönheit zu verbessern. Electro Optische Q …
leer meerExperimental study of electro-optical Q -switched pulsed Nd:YAG …
According to the experimental results in the Q-switched operation, the laser output energy is nearly constant around 70 mJ with an FWHM pulse width of 7 ns at 100 Hz. The optical …
leer meerDouble Q-switched 946 nm laser with MgO:LN electro-optic …
We report a double Q-switched 946 nm laser with a magnesium-oxide-doped LiNbO3 (MgO:LN) electro-optic (EO) crystal and a monolayer molybdenum diselenide (MoSe2) saturable absorber (SA). A pulsed laser diode side-pumped long neodymium-doped yttrium aluminum garnet rod (φ3×65 mm) is used as the gain medium. Large pulse energy up to …
leer meerQ-Switching
Active Q-Switching: An active component like an acousto-optic or electro-optic modulator controls the Q-factor. By switching the modulator, the laser medium''s Q-factor transitions from low to high, leading to the release of a laser pulse.
leer meerElectro-Optically Q-Switched Er: YLF Laser at 2.8 μm
An active electro-optical approach allows precise timing with high repetition rates up to tens of kHz, which is main benefit of this type of Q-switching in comparison with, for example, SESAM [3]. The uniaxial Er:YLF crystal can generate a naturally polarized laser radiation, which is benefit for using polarization-dependent Pockels cell with $text{LiNbO}_{3}$ …
leer meerSpontaneous Self-Pulsing and Cavity Dumping in a CO 2 Laser with Electron-Optic Q-Switching
Spontaneous self-pulsing has been observed in a 10.6-μ CO<SUB>2</SUB> laser, Q-switched in ≈10 nsec by an internal GaAs electro-optic cell, with no saturable absorber present. Each Q-switched event consists of a train of ten or more 20-nsec pulses with a total duration of ≈400 nsec in a single P(20) line. Electro-optic dumping of the cavity …
leer meerOxide crystals for electro-optic Q -switching of lasers
The performance characteristics of Q-switching for traditional electro-optic materials [deuterated potassium dihydrogen phosphate (DKDP), lithium niobate (LNB)] and other …
leer meerOnderzoeksvoortgang van elektro-optische Q-geschakelde …
Lasers met een hoog piekvermogen hebben belangrijke toepassingen in wetenschappelijk onderzoek en in de militaire industrie, zoals laserverwerking en foto-elektrische metingen. De eerste laser ter wereld werd geboren in de jaren 60. In 1962 gebruikte McClung nitrobenzeen Kerr-cellen om energieopslag en snelle afgifte te bereiken ...
leer meerQ-switching the Erbium-YAG Laser | Semantic Scholar
Abstract An erbium-YAG laser has been Q-switched by two methods; a mechanical technique employing a rotating output coupler and electro-optically utilizing a LiNbO3 crystal. The performances of each technique are assessed and compared. Pulse durations of 150 to 850 ns have been produced, with pulse energies of 1 to 16 mJ depending on the …
leer meerGeneration of optical frequency combs by Q-switching integrated …
An electro-absorption modulator is introduced into the laser cavity to control the total losses and perform Q-switching. The simulations are done using a rate equation model. Q-switching operation produces very short and high power pulses.
leer meerQ-Switching | SpringerLink
A mode of laser operation extensively employed for the generation of high pulse power is known as Q-spoiling or Q-switching. It has been so designated because the optical Q of the resonant cavity is altered when this technique is used [8.1, 2]. As was discussed
leer meerObservation of transition between multimode Q …
We report experimental observation of multimode Q-switching and spatiotemporal mode locking in a multimode fiber laser. A typical steady Q-switching state is achieved with a 1.88 μs pulse …
leer meerElectro-optic Q-switched dual-wavelength coaxial alternating output laser …
Voltage-increased and voltage-decreased EO Q-switched technologies are applied in combination. • The coaxial alternating 1064 and 1319 nm pulses was obtained. • It provides an effective way to obtain high repetition rate laser. • It breaks through the limitation ...
leer meerAn electro-optic Q-switched Ho: YLF oscillator with adjustable …
In 2022, Tooski et al. [15] built an electro-optical Q-switched Ho: YLF laser with double-pass configurations. The laser produced an output energy of 60 mJ at 10 Hz, with a pulse …
leer meerElectrooptic Active Q switching at the 2 μm Wavelength Range …
An actively Q switched Tm:YLF laser operating at 1880 nm, generating 5 mJ, 34 nsec pulse duration is presented. Q switching was done by an electrooptic 2 mm long KLTN crystal driven at 3.6 kV/cm.
leer meerEnergieopslag
Energieopslag is essentieel voor de integratie van hernieuwbare energiebronnen, omdat het energie kan opslaan wanneer de prijzen laag zijn en het aanbod hoog is, en deze energie kan vrijgeven wanneer de prijzen hoog zijn en het aanbod beperkt is. Verschillende technologieën, zoals batterijen en pompaccumulatie, worden gebruikt voor …
leer meerElectro-optically Q-switching performance of diode-pumped …
We proposed a Ho:GdVO<SUB>4</SUB> laser operating at 2.05 μm which was directly in-band dual-end-pumped by a pair of 1.94 μm fiber-coupled laser diodes (LD). A Ho:GdVO<SUB>4</SUB> crystal with doping of 1.0 at.% was used as the gain medium. In continuous-wave (CW) mode, we obtained the maximum output power of 6.5 W at 2047.9 …
leer meerElectro-optic Q-switched dual-wavelength coaxial alternating output laser …
In this study, by combining the voltage-increased and voltage-decreased electro-optic (EO) Q-switched technologies, a dual-wavelength coaxial alternating output solid-state laser operating at 1064 and 1319 nm is demonstrated. Two wavelengths are generated from ...
leer meerElectro-optically Q-switching performance of diode-pumped …
To the best of our knowledge, this is the first demonstration of high peak power electro-optically Q-switched Ho:GdVO 4 laser directly pumped by the 1.94 μm laser diode. We proposed a Ho:GdVO<SUB>4</SUB> laser operating at 2.05 μm in-band directly pumped by the 1.94 μm fiber-coupled laser diode, which electro-optically Q-switched by an …
leer meerElectro-optical Q-switched laser array with one lamp pumping six …
The laser array has a total output energy of 1.53 J at an electrical input of 93.3 J, corresponding to an overall electro-optical conversion efficiency of 1.64 % and an …
leer meerQ switching of a diode-pumped Nd:YVO4 laser using a quadrupole electro …
The increasing demand for cheap and compact pulsed solid-state lasers has led to a number of recent developments in actively and passively Q-switched miniature lasers. This website uses cookies to deliver some of our products and services as well as for ...
leer meerQ-Switching
Our emphasis in this chapter is on short picosecond pulse generation with Q-switching. The pulse duration in Q-switching scales with the photon cavity lifetime, which becomes …
leer meerElectro-optic Q-switch driver design specifics
Different schematic designs of Q-Switch Drivers for Pockels Cell based optical arrangement are considered. Schematic solutions of Q-Switch driver design are analyzed. Marx Bank based Generator and High Voltage Switch Schematics are compared. Parameters of constructed Q-Switch Drivers are presented.
leer meerLGS (La3Ga5SiO14) Electro-Optical Q-Switch Crystal
Nanjing Crylink Photonics Co.,Ltd - LGS(La3Ga5SiO14) Electro-Optical Q-Switch Crystal Description LGS(La3Ga5SiO14 )is a multifunctional intraocular crystal that can be used as an electro-optic crystal after considering and studying the interaction between electro-optic effect and optical rotation in functional crystals. ...
leer meerHigh efficiency sub-nanosecond electro-optical Q -switched laser …
High efficiency sub-nanosecond electro-optical Q-switched laser operating at kilohertz repetition frequency Xin Zhao() 1, Zheng Song() 1, Yuan-Ji Li() 1,2, Jin-Xia Feng() 1,2, Kuan-Shou Zhang() 1,2 1 State Key Laboratory of Quantum ...
leer meer(PDF) Efficient high repetition rate electro-optic Q …
This work represents the highest repetition rate achieved so far in a LGS Q-switched laser and it can provide a practical Q-switched laser with a tunable high repetition rates for many...
leer meerElectro-optically Q-switching performance of diode-pumped …
We proposed a Ho:GdVO4 laser operating at 2.05 μm which was directly in-band dual-end-pumped by a pair of 1.94 μm fiber-coupled laser diodes (LD). A Ho:GdVO4 crystal with doping of 1.0 at.% was used as the gain medium. In continuous-wave (CW) mode, we obtained the maximum output power of 6.5 W at 2047.9 nm with the absorbed pump …
leer meerLa3Ga5SiQ14 single-crystal Q switch used as an electro-optic …
A new kind of electro-optic Q switch is designed by use of a La3Ga5SiQ14 (LGS) crystal. Because the LGS crystal is optically active, the Q switch is based on the consideration that the total rotation angle of the polarization plane is zero, whereas the polarized wave propagates through the Pockels c …
leer meerStudy on thermal effect and electro-optically Q-switching of Cr, …
Semantic Scholar extracted view of "Study on thermal effect and electro-optically Q-switching of Cr, Tm, Ho: YAG laser" by Juntao Li et al. DOI: 10.1016/j.optcom.2023.130009 Corpus ID: 263713476 Study on thermal effect and electro-optically Q-switching of Cr
leer meerHigh energy and high frequency electro-optic Q …
In this paper, we have investigated the high energy and high frequency electro-optic Q-switching laser with alternating output of energy amplitude by the temporal delay of …
leer meerElectro-optical Q-switched laser array with one lamp pumping six …
The laser array has a total output energy of 1.53 J at an electrical input of 93.3 J, corresponding to an overall electro-optical conversion efficiency of 1.64 % and an electro-optical slope efficiency of 3.17 %. Finally, laser array output pulses coded modulation in the
leer meerLaser-diode dual-end-pumped electro-optic Q-switched slab …
DOI: 10.1016/j frared.2020.103215 Corpus ID: 213438883 Laser-diode dual-end-pumped electro-optic Q-switched slab Tm:YAP laser @article{Wen2020LaserdiodeDE, title={Laser-diode dual-end-pumped electro-optic Q-switched slab Tm:YAP laser}, author={Ya Wen and Taiwen Li and Qing He and Hongliang Zhang and Chao Wang and Chunting Wu and …
leer meerEfficient electro-optically Q-switched Ho:GdTaO4 laser recycle …
DOI: 10.1016/j.optlastec.2021.107601 Corpus ID: 239533522 Efficient electro-optically Q-switched Ho:GdTaO4 laser recycle-pumped by a wavelength-narrowed laser diode @article{Zhang2022EfficientEQ, title={Efficient electro-optically Q-switched Ho:GdTaO4 laser recycle-pumped by a wavelength-narrowed laser diode}, author={Wensheng Zhang …
leer meerTheBattery
Alfen''s energieopslagoplossingen zijn gebaseerd op twee hoofdproducten: TheBattery Elements en TheBattery Mobile accu containers zijn op maat gemaakt voor verschillende markten en toepassingen, maar gebaseerd op dezelfde ontwerpprincipes om optimale prestaties, flexibiliteit, modulariteit en een lange levensduur te garanderen.
leer meerEfficient high repetition rate electro-optic Q-switched …
Compared with the AO mode, the EO Q-switching mode has the advantages of faster switching, better hold-off ability 7, larger …
leer meerDiode laser pumped solid state laser using magneto-optical Q switch …
A magneto-optical Q switched laser was demonstrated using diode-laser pumped solid state laser cavity with a rare-earth substituted ferromagnetic garnet film. The Q factor of the cavity was rapidly controlled with the change of interference condition due to the magnetic domain motions in the ferromagnetic garnet. The pulse repetition was actively controlled …
leer meerEfficient electro-optically Q-switched Ho:GdTaO4 laser recycle …
DOI: 10.1016/j.optlastec.2021.107601 Corpus ID: 239533522 Efficient electro-optically Q-switched Ho:GdTaO4 laser recycle-pumped by a wavelength-narrowed laser diode @article{Zhang2022EfficientEQ, title={Efficient electro-optically Q …
leer meerHigh-energy LDA side-pumped electro-optical Q-switched …
By employing a uniformly compact side-pumping system, a high-energy electro-optical Q-switched Nd:YAG ceramic laser has been demonstrated. With 420 W quasi-cw laser …
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