Browsing by Keywords "Optical parametric oscillators"
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Advances in femtosecond singlecrystal sumfrequency generating optical parametric oscillators
(IEEE, 1998)The effect of compensating the group velocity mismatch between the orthogonal pump components on the conversion efficiency of the optical parametric oscillators (OPOs) was investigated. A femtosecond singlecrystal ... 
Femtosecond selfdoubling optical parametric oscillator based on KTiOAsO4
(IEEE, 2003)We report a femtosecond intracavityfrequencydoubled optical parametric oscillator that employs a single KTiOAsO4 crystal for both parametric generation and frequency doubling. This device generates a yellow output beam ... 
Highly efficient wavelength conversion of Qswitched Nd: YAG lasers into a red wavelength
(Institute of Electrical and Electronics Engineers, 2006)We report a nanosecond upconversion optical parametric oscillator which can convert the output of a Nd:YAG laser at 1064nm wavelength into 627 nm with high efficiency. This device is based on a single KTiOAsO4 crystal ... 
Idlerefficiencyenhanced longwave infrared beam generation using aperiodic orientationpatterned GaAs gratings
(Optical Society of America, 2016)In this paper, we design aperiodic gratings based on orientationpatterned gallium arsenide (OPGaAs) for converting 2.1 μm pump laser radiation into longwave infrared (812 μm) in an idlerefficiencyenhanced scheme. ... 
Laser wavelength upconversion with optical parametric oscillators using simultaneously phasematched crystals
(Bilkent University, 2002)In this thesis, we present our work on optical parametric oscillators that employ a single nonlinear crystal that is simultaneouslyphasematched for secondharmonic or sumfrequency generation in order to obtain frequency ... 
Nanosecond sumfrequency generating optical parametric oscillator using simultaneous phase matching
(Optical Society of American (OSA), 2005)We report a nanosecond sumfrequency generating optical parametric oscillator based on a single KTiOAsO4 crystal that is simultaneously phase matched for optical parametric generation and sumfrequency generation. Pumped ... 
Nanosecond upconversion optical parametric oscillators
(Bilkent University, 2005)In this thesis, we demonstrate a technique for highly efficient red beam generation using nanosecond upconversion optical parametric oscillators based on KTiOAsO4 crystals that are simultaneously phase matched for optical ... 
Phasematched selfdoubling optical parametric oscillator
(IEEE, 1996)A new selfdoubling optical parametric oscillator (OPO) uses a single nonlinear crystal for both parametric generation and frequency doubling. It is based on a KTiOPO4 (KTP) crystal pumped by a Ti:Sapphire laser operating ... 
Planewave dynamics of optical parametric oscillation with simultaneous sumfrequency generation
(Institute of Electrical and Electronics Engineers, 199906)This paper presents a theoretical analysis of sumfrequency generating optical parametric oscillators where a single nonlinear crystal is used for both parametric generation and sumfrequency generation. In these devices, ... 
Planewave dynamics of optical parametric oscillation with simultaneous sumfrequency generation
(IEEE, 1998)The plane wave dynamics of a singlecrystal upconversion optical parametric oscillators (OPO) with simultaneous sumfrequency generation (SFG) was studied. It was presumed that simultaneous phasematching of the SFG and ... 
Planewave theory of selfdoubling optical parametric oscillators
(Institute of Electrical and Electronics Engineers, 199803)This paper presents a theoretical analysis of selfdoubling optical parametric oscillators (OPO's) where a single nonlinear crystal is used for both parametric generation and frequency doubling. In these devices, the ... 
Planewave theory of singlecrystal upconversion optical parametric oscillators
(Bilkent University, 1998)'rhis thesis pi'('s('nts a theoi'etical analysis of singlecrystal upconversion optical parametric oscillators (OPO’s) where a single nonlinear crystal is used for both the OPO and sumfrequency generation (SPG) or ... 
A selfdoubling optical parametric oscillator based on aperiodicallypoled lithium niobate
(IEEE, 2001)A selfdoubling optical parametric oscillator (SDOPO) having onedimensional aperiodic grating structure based on a LiNbO3 crystal was constructed. The structure was designed to quasiphasematch both second harmonic ... 
Simultaneous optical parametric oscillation and sumfrequency generation within a single crystal for converting 1064 nm into 627 nm
(IEEE, 200507)We report a 1064nm pumped optical parametric oscillator based on a single KTiOAsO4 crystal that simultaneously generates the sum frequency of the pump and signal wavelengths, providing a 627 nm output with a high conversion ... 
Singlecrystal sumfrequencygenerating optical parametric oscillator
(Optical Society of America, 199909)We report a synchronously pumped optical parametric oscillator that generates the sum frequency of the pump and the signal wavelengths. A single KTiOPO4 (KTP) crystal is used for both parametric generation and sumfrequency ...