Large current nanosecond pulse generating circuit for driving semiconductor laser diode
Sign Up to like & getrecommendations! Published in 2019 at "Microwave and Optical Technology Letters"
DOI: 10.1002/mop.31654
Abstract: The semiconductor laser diode SPL LL90_3, which integrates the RC charge-discharge circuit and a MOSFET switching device, is usually used for pulsing laser in the light detection and ranging system with a rated peak power… read more here.
Keywords: laser; semiconductor laser; pulse; laser diode ... See more keywords
Laser-diode-pumped Nd:YVO4/Nd:YAG MOPA burst-mode laser
Sign Up to like & getrecommendations! Published in 2017 at "Optical Review"
DOI: 10.1007/s10043-017-0354-7
Abstract: We report a high-repetition-rate, high-peak-power laser diode (LD) pumped burst-mode 1064 nm laser from a Nd:YVO4/Nd:YAG master oscillator power amplifier. 10–100 kHz pulse burst in a duration up to 2 ms is achieved in LD end-pumped Nd:YVO4 acousto-optically… read more here.
Keywords: laser; diode pumped; burst mode; laser diode ... See more keywords
Dual wavelength single waveguide laser diode fabricated using selective area quantum well intermixing
Sign Up to like & getrecommendations! Published in 2017 at "Optik"
DOI: 10.1016/j.ijleo.2017.04.092
Abstract: Abstract A two-section single stripe laser diode has been fabricated from a strained InGaAs/GaAs single quantum well heterostructure grown on GaAs substrate. The two sections have different band gap energies owing to selective area intermixing… read more here.
Keywords: laser; diode fabricated; selective area; laser diode ... See more keywords
Fabrication and optical properties of laser diodes based on composite phosphors film packaging
Sign Up to like & getrecommendations! Published in 2019 at "Optik"
DOI: 10.1016/j.ijleo.2018.09.083
Abstract: Abstract In this paper, we show that white light generation is possible using blue laser diode in combination with phosphor film. The phosphor film was prepared by mixing the green phosphor powder Y3Al5O12: Ce3+ and… read more here.
Keywords: light emitting; laser diode; diode light; diode ... See more keywords
Laser-diode-heated floating-zone crystal growth of ErVO3
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Crystal Growth"
DOI: 10.1016/j.jcrysgro.2018.12.002
Abstract: Abstract The laser-diode-heated floating-zone (LDFZ) is a new variant of the floating-zone (FZ) technique where the molten-zone is established using a set of horizontal laser beams. Unlike a conventional mirror-type FZ, the non-divergent property of… read more here.
Keywords: diode heated; growth; laser diode; laser ... See more keywords
Optical temperature sensing with CaWO4:Yb3+/Er3+ phosphors driven by a 405 nm laser diode
Sign Up to like & getrecommendations! Published in 2019 at "Optics Communications"
DOI: 10.1016/j.optcom.2019.07.077
Abstract: Abstract Traditionally, the 980 nm laser is used as the excitation source for Yb 3 + /Er 3 + codoped phosphors. Different from this conventional way, it is shown here that the as-prepared CaWO4:Yb 3 +… read more here.
Keywords: laser diode; temperature; 405 laser; laser ... See more keywords
Free space broad-bandwidth tunable laser diode based on Littman configuration for 3D profile measurement
Sign Up to like & getrecommendations! Published in 2018 at "Optics and Laser Technology"
DOI: 10.1016/j.optlastec.2017.11.035
Abstract: Abstract We developed a tunable laser diode for an optical coherence tomography system that can perform three-dimensional profile measurement using an area scanning technique. The tunable laser diode is designed using an Eagleyard tunable laser… read more here.
Keywords: laser; laser diode; profile measurement; free space ... See more keywords
Bismuth nanosheets Q-switched Nd:BGO laser operating at 1065 nm with 880 nm laser-diode pumping
Sign Up to like & getrecommendations! Published in 2020 at "Optics and Laser Technology"
DOI: 10.1016/j.optlastec.2020.106152
Abstract: Abstract We report a passively Q-switched Nd:BGO laser at 1065 nm based on a Bismuth nanosheets saturable absorber. The Nd:BGO crystal was successfully grown by the micro-pulling-down method, and first obtained the continuous-wave laser operation with… read more here.
Keywords: laser; switched bgo; 880 laser; bgo laser ... See more keywords
Performance improvement of an optoelectronic oscillator by modifying the optical characteristics of a multimode laser diode
Sign Up to like & getrecommendations! Published in 2020 at "Optics and Laser Technology"
DOI: 10.1016/j.optlastec.2020.106263
Abstract: Abstract This paper presents a substantial improvement on the electrical performance of a microwave optoelectronic oscillator (OEO) by modifying the intermodal separation of a multimode laser diode (MLD). The Free Spectral Range (FSR) of the… read more here.
Keywords: improvement; optoelectronic oscillator; laser diode; multimode laser ... See more keywords
Review of the technology of a single mode fiber coupling to a laser diode
Sign Up to like & getrecommendations! Published in 2020 at "Optical Fiber Technology"
DOI: 10.1016/j.yofte.2019.102097
Abstract: Abstract In this paper, the technology of a single mode fiber coupling to a semiconductor laser diode has been summarized and the latest developments in the bulk optics coupling scheme and the microlens fiber coupling… read more here.
Keywords: fiber coupling; laser diode; single mode; technology ... See more keywords
Highly efficient saturated visible up-conversion photoluminescent Y2O3:Er3+ microspheres pumped with a 1.55 μm laser diode
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Materials Chemistry C"
DOI: 10.1039/c7tc00757d
Abstract: Highly efficient saturation up-conversion (UC) luminescent Y2O3:Er3+ microspheres have been successfully prepared via a hydrothermal-homogeneous precipitation method. Bright visible luminescence can be clearly seen with a 1.55 μm laser diode excitation power as low as… read more here.
Keywords: er3; y2o3 er3; conversion; laser diode ... See more keywords