Title : 
Fiber-amplifier based THz source using difference-frequency generation in a DAST crystal
         
        
            Author : 
Willer, Ulrike ; Bohling, Christian ; Hohmann, Konrad ; Schade, Wolfgang ; Kleine-Ostmann, Thomas ; Koch, Martin
         
        
            Author_Institution : 
Inst. fur Phys. und Phys. Technologien, Technische Univ. Clausthal, Germany
         
        
        
        
        
        
            Abstract : 
A passively Q-switched Cr4+:Nd3+:YAG microchiplaser is amplified in an Yb-fiber. The occurring sidemodes are used for THz-generation in a DAST crystal. These first investigations show quasi cw output powers in the order of 0.2 nW.
         
        
            Keywords : 
Q-switching; light sources; microchip lasers; optical fibre amplifiers; optical frequency conversion; optical materials; submillimetre wave generation; 0.2 nW; DAST crystal; THz-generation; YAG:Cr4+; YAG:Nd3+; YAl5O12:Cr; YAl5O12:Nd; Yb-fiber; difference-frequency generation; fiber-amplifier based THz source; laser amplification; passively Q-switched Cr4+:Nd3+:YAG microchiplaser; Fiber lasers; Fiber nonlinear optics; Frequency conversion; Laser modes; Nonlinear optics; Optical fiber amplifiers; Optical sensors; Power amplifiers; Power generation; Stimulated emission;
         
        
        
        
            Conference_Titel : 
Quantum Electronics and Laser Science Conference, 2005. QELS '05
         
        
            Print_ISBN : 
1-55752-796-2
         
        
        
            DOI : 
10.1109/QELS.2005.1548941