Title :
Defect density dependence of thermal conductivity and temperature control of quasi-phase matching devices
Author :
Kitamura, K. ; Takekawa, S. ; Nakamura, M. ; Kurimura, S. ; Louchev, O.
Author_Institution :
Adv. Mater. Lab., Nat. Inst. for Mater. Sci., Ibaraki, Japan
Abstract :
The thermal conductivities of LN and LT crystals were measured. They strongly depended on the nonstoichiometric defect density. Near-stoichiometric LT exhibited the largest thermal conductivity, which is promising a great advantage in QPM frequency conversion.
Keywords :
crystal defects; ferroelectric materials; lithium compounds; optical frequency conversion; optical materials; optical phase matching; stoichiometry; temperature control; thermal conductivity measurement; LN crystal; LT crystal; LiNbO3; LiTaO3; QPM frequency conversion; lithium niobate; lithium tantalate; nonlinear optical material; nonstoichiometric defect density; quasiphasematching device; temperature control; thermal conductivity; Conducting materials; Conductivity measurement; Crystalline materials; Crystals; Ferroelectric materials; Frequency conversion; Nonlinear optics; Optical pumping; Temperature control; Thermal conductivity;
Conference_Titel :
Quantum Electronics and Laser Science Conference, 2005. QELS '05
Print_ISBN :
1-55752-796-2
DOI :
10.1109/QELS.2005.1548976
