PHYSICS

Ion exchange in phosphate glasses for the gradient optics

G. O. Karapetyan, G. T. Petrovskiĭ, N. V. Remizov, V. V. Rusan, R. G. Khorenyan

Leningrad Polytechnical Institute

UDC: 666.1:546.175.57:535.417

Received: 13.04.1987