On Parametric Down-Conversion in Astrophysical Masers
Abstract
The mechanism of parametric down-conversion proposed by Litvak cannot explain the observed preference for circular polarization in OH maser emission because the nonlinear interaction between oppositely circularly polarized microwaves is too weak.
- Publication:
-
The Astrophysical Journal
- Pub Date:
- September 1972
- DOI:
- 10.1086/151639
- Bibcode:
- 1972ApJ...176..345G