Accession Number : AD0683567

Title :   LOW-TEMPERATURE THERMODYNAMIC EFFECTS OF THE SPIN-LATTICE COUPLING IN SOLID ORTHO-HYDROGEN.

Descriptive Note : Research Communication no. 89,

Corporate Author : DOUGLAS AIRCRAFT CO INC HUNTINGTON BEACH CALIF ADVANCED RESEARCH LABS

Personal Author(s) : Bartel,L. C. ; Etters,R. D. ; Raich,J. C.

Report Date : DEC 1968

Pagination or Media Count : 20

Abstract : A model of the coupled spin-phonon system in solid ortho-hydrogen at very low temperatures is given. This model is solved exactly. The results are found to be in qualitative agreement with experiment. (Author)

Descriptors :   (*HYDROGEN, *SOLIDIFIED GASES), (*CRYSTAL LATTICES, HYDROGEN), SPINNING(MOTION), QUADRUPOLE MOMENT, THERMODYNAMICS, PHONONS, WAVE FUNCTIONS, CRYOGENICS

Subject Categories : Physical Chemistry
      Crystallography

Distribution Statement : APPROVED FOR PUBLIC RELEASE