METHOD OF LASER ANNEALING OF NON-METALLIC MATERIALS Russian patent published in 2017 - IPC B23K26/402 B23K26/53 C03B25/00 

Abstract RU 2633860 C1

FIELD: electricity.

SUBSTANCE: irradiation of the surface with a laser pulse of rectangular shape with the required energy density is performed. The initial laser pulse is divided into two pulses of equal power by means of dielectric mirror with reflection factor of 50% and time delay of the second pulse is performed during operation of the first pulse.

EFFECT: increased yield of useful products in the process of laser annealing of non-metallic materials due to reduction of thermo-elastic stresses and area of possible break-out of material.

3 dwg

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RU 2 633 860 C1

Authors

Kovalenko Aleksandr Fedorovich

Dates

2017-10-18Published

2016-06-24Filed