A Shock-excited OH Maser in a Post-asymptotic Giant Branch Envelope?
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Authors
Sevenster, Maartje N
Chapman, J M
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IOP Publishing
Abstract
We have observed a sample of OH 1612 MHz masing objects in all four OH ground-state transitions with the Australia Telescope Compact Array. One likely post-asymptotic giant branch (AGB) object is found to emit in the 1612, 1665, and 1720 MHz transitions.
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Astrophysical Journal, The