|   | 
				
					
	
		  | 
	 
	
		| Paper: | 
		Shock Origin of High-Velocity Maser Emission from Circumnuclear Disks | 
	 
	
		| Volume: | 
		144, Radio Emission from Galactic and Extragalactic Compact Sources, IAU Colloquium 164 | 
	 
	
		| Page: | 
		217 | 
	 
	
		| Authors: | 
		Maoz, E.; McKee, C. F. | 
	 
	
	
		| Abstract: | 
		We propose that the observed high-velocity maser emission from circumnuclear disks arises in spiral shocks, which can naturally account for several peculiar findings in the spectrum and spatial distribution of the maser emission. | 
	 
	
		| 
			
			
		 | 
	 
	
		  | 
	 
 
					 
				 | 
				  |