Accession Number : AD0749055

Title :   Investigations of the Long Term Frequency Stability of Stable Laser Structures.

Descriptive Note : Semi annual progress rept.,

Corporate Author : MARYLAND UNIV COLLEGE PARK DEPT OF ELECTRICAL ENGINEERING

Personal Author(s) : Hochuli,U.

Report Date : JAN 1972

Pagination or Media Count : 10

Abstract : The authors try to isolate the different sources that may be responsible for the long term drift of He-Ne laser structures. This drift, amounting to several MHz per day is most likely due to fundamental material instabilities and changes in the refractive index of the gaseous medium.

Descriptors :   (*GAS LASERS, STABILITY), OPTICAL MATERIALS, OPTICAL EQUIPMENT, HELIUM, NEON, REFRACTIVE INDEX, IONIZATION POTENTIALS, FREQUENCY SHIFT

Subject Categories : Lasers and Masers

Distribution Statement : APPROVED FOR PUBLIC RELEASE