DocumentCode
1767863
Title
Far-Field Focusing Effect of an Inverse Thermal Lens Inside High-Power Lasers
Author
Piprek, Joachim
Author_Institution
NUSOD Inst. LLC, Newark, DE, USA
fYear
2014
fDate
7-10 Sept. 2014
Firstpage
15
Lastpage
16
Abstract
Far-field widening in high-power lasers is mainly caused by lateral thermal lens formation. Pedestal heat sinking is shown to generate an inverse thermal lens leading to beam narrowing by destabilizing higher order lateral modes.
Keywords
laser beams; laser modes; optical focusing; quantum well lasers; thermal lensing; beam narrowing; far-field focusing effect; far-field widening; high-power lasers; higher order lateral mode destabilization; inverse thermal lens; lateral thermal lens formation; pedestal heat sinking; Heat sinks; Laser modes; Lenses; Semiconductor lasers; Thermal lensing; Waveguide lasers;
fLanguage
English
Publisher
ieee
Conference_Titel
Semiconductor Laser Conference (ISLC), 2014 International
Conference_Location
Palma de Mallorca
Print_ISBN
978-1-4799-5721-7
Type
conf
DOI
10.1109/ISLC.2014.140
Filename
6987427
Link To Document