An  approximation for the positron green's function and the positron annihilation probablity in electron gas.
Series: Annales academiae scientarium Fennicae, series A, VI: Physica 337
Publisher: Suomalainen Tiedeakatemia
Published: 1970
Place of publication: Helsinki
Language: eng
Number of pages: 12
Subjects: Approximation theory.; Green's functions.; Positron annihilation.; Electron gas.
Notes: Includes bibliographical references.