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Presentation by Dr. V. C. Sahni, Director, RRCAT - Raja Ramanna ...

Presentation by Dr. V. C. Sahni, Director, RRCAT - Raja Ramanna ...

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Conversion efficiency 62% without<br />

accounting for Fresnel losses.<br />

KTP crystals<br />

Single crystals of<br />

potassium titanyl<br />

phosphate (KTP), grown<br />

<strong>by</strong> TSSG technique<br />

SHG elements<br />

Laser used: electro-optically Q-switched pulsed<br />

Nd:YAG laser in an extra-cavity configuration, with<br />

a pulse duration of 8-9 ns.<br />

The maximum intensity incident on the KTP<br />

element of 6 mm interaction length was<br />

approximately 207 MW/cm 2 .

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