Journal ArticleDOI
Generation of tunable picosecond pulses in the ultraviolet region down to 197 nm
TLDR
In this paper, the sum frequency mixing of fourth or third harmonic pulses of a mode-locked YAG laser with tunable pulses produced by a LiNbO 3 parametric oscillator was used.About:
This article is published in Optics Communications.The article was published on 1982-05-15. It has received 13 citations till now. The article focuses on the topics: Picosecond & Parametric oscillator.read more
Citations
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Patent
Ophthalmic surgery method using non-contact scanning laser
TL;DR: In this paper, a refractive laser surgery process is disclosed for using compact, low-cost ophthalmic laser systems which have computer-controlled scanning with a non-contact delivery device for both photo-ablation and photo-coagulation in corneal reshaping.
Patent
Smooth and uniform laser ablation apparatus and method
TL;DR: In this article, a plurality of scan lines in an ablation zone on the tissue and defining the laser beam ablation points along each of the scan lines are defined, and the tissue is intermittently ablated at non-adjacent ones of the laser beacon points on each scan line.
Journal ArticleDOI
Ultrashort light pulses
TL;DR: In this paper, the authors present a review of the generation and amplification of ultrashort laser light pulses, τp≤10−12 s. Devices based on mode-locking techniques, as well as various novel sources for ultrashedort light pulses are examined.
Patent
Method and apparatus for controlling scanning of an ablating laser beam
Fuqian Tang,Ming-Yi Hwang +1 more
TL;DR: In this article, a laser beam delivery system for reshaping a cornea of an eye is presented, where the laser beam (18) is incrementally scanned to subsequent laser beam ablation points or spots in the ablation zone (28, 32, 38) in an arranged order.
Book ChapterDOI
Optical nonlinearities with ultrashort pulses
TL;DR: In this paper, a basic solution of this problem is offered by quantum optics which can convert pulse frequencies with the help of nonlinear optical effects, which is an inherent and fundamental part of the generation, analysis and application of ultrashort laser pulses.
References
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Journal ArticleDOI
Frequency doubling in KB5O8⋅4H2O and NH4B5O8⋅4H2O to 217.3 nm
TL;DR: In this paper, a tunable phase matched secondharmonic radiation in a KB5O8⋅4H2O crystal between 2173 and 2345 nm was achieved by crystal rotation.
Journal ArticleDOI
Picosecond Time of Flight Measurements of Excitonic Polariton in CuCl
TL;DR: In this paper, the group velocity of excitonic polariton in CuCl has been measured at 4.2 K using picosecond light pulses, which is derived by measuring both the time delay of light pulses and the thickness of samples.
Journal ArticleDOI
Second-harmonic generation in KB 5 O 8 · 4H 2 O from 217.1 to 315.0 nm
TL;DR: In this article, a second-harmonic generation (SHG) was observed in KB 5 O 8 ċ 4H 2 O (KB5) between 217.1 and 315.0 nm by angle tuning in a single crystal using a single cut.
Journal ArticleDOI
Generation of tunable coherent vacuum uv radiation in KB5.
R. E. Stickel,F. B. Dunning +1 more
Journal ArticleDOI
Tunable uv generation in KB5O8⋅4H2O to 1966 Å
TL;DR: In this article, the authors achieved a peak power as high as 40 kW with an average power of 2 mW by mixing the outputs of the fourth harmonic of a YAG laser and a near-infrared dye laser pumped by the second harmonic of the same Nd':'YAG laser.