Cesium-lithium-borate crystal and its application to frequency conversion of laser light
OwnerTakatomo Sasaki, Akio Hiraki +2inventors
InventorsTakatomo Sasaki, Akio Hiraki, Yusuke Mori, Sadao Nakai
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Abstract
The present invention provides a cesium-lithium-borate crystal, which can be used as a high-performance wavelength converting crystal, having a chemical composition expressed as CsLiB6O10, and substituted cesium-lithium-borate crystals expressed by the following formula: Cs1−xLi1−yMx+yB6O10 or Cs2(1−z)Li2LzB12O20 (where, M is an alkali metal element, and L is an alkali earth metal element); a method for manufacturing same by heating and melting; and an optical apparatus using such crystals.
Claims11
A cesium-lithium-borate crystal having a chemical composition expressed as CsLiB6O10.
A substituted cesium-lithium-borate crystal having a chemical composition expressed by the following formula:
- Cs1−xLi1−yMx+yB6O10
- (where, M is at least one alkali metal element other than Cs and Li, and x and y satisfy the relationship of 0≦x≦1 and 0≦y≦1, and x and y never take simultaneously a value of 0 or 1).
A substituted cesium-lithium-borate crystal having a chemical composition expressed by the following formula:
- Cs2(1−z)Li2LzB12O20
- (where, L is at least one alkali earth metal element, and 0<z<1).
A crystal as claimed in 1, at least one alkali earth metal ion is added for improving of optical and mechanical properties.
Dependencies are inferred from the claim text.