A method of i n c l u d i n g e l e c t r o n c o r r e l a t i o n s i n t h e r e l a x a t i o n theory f o r s p e c t r a l l i n e broadening plasmas is presented. The e f f e c t of t h e s e c o r r e l a t i o n s i n t h e r e l a x a t i o n t h e o r y i s compared w i t h the analogous r e s u l t s i n t h e impact t h e o r y ; s p e c i f i c a l l y , i t i s shown t h a t t h e impact parameter c u t o f f used i n t h e impact theory c o n s t i t u t e s a v e r y good

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... imation t o t h e e f f e c t of t h e s e c o r r e l at i o n s . S t a n d a r d s , Boulder, Colorado. https://ntrs.nasa.gov/search.