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		| Paper: | 
		Horizontal-branch evolution with time-dependent convective overshooting | 
	 
	
		| Volume: | 
		13, The Formation and Evolution of Star Clusters | 
	 
	
		| Page: | 
		299 | 
	 
	
		| Authors: | 
		Sweigart, Allen V. | 
	 
	
	
		| Abstract: | 
		Horizontal-branch (HB) sequences have been computed for different rates of convective overshooting at the edge of the convective core. We find that the convective core undergoes a series of 'breathing pulses' during most of the HB phase. The average behavior of these sequences closely mimics the behavior of sequences computed with canonical semiconvection. | 
	 
	
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