Title : 
Efficient gigahertz femtosecond Yb:KGW laser with 2.2-W average power generates octave-spanning supercontinuum
         
        
            Author : 
Pekarek, S. ; Fiebig, C. ; Paschke, K. ; Erbert, G. ; Südmeyer, T. ; Keller, U.
         
        
            Author_Institution : 
Dept. of Phys., ETH Zurich, Zurich, Switzerland
         
        
        
        
        
        
            Abstract : 
We present a 1-GHz Yb:KGW laser with 2.2-W average power and 38% optical-to-optical efficiency. The 290-fs pulses with 6.7-kW peak power generate an octave-spanning supercontinuum in a photonic-crystal-fiber.
         
        
            Keywords : 
gadolinium compounds; holey fibres; optical pulse generation; photonic crystals; potassium compounds; solid lasers; supercontinuum generation; ytterbium; KGdWO4:Yb; efficiency 38 percent; frequency 1 GHz; gigahertz femtosecond Yb:KGW laser; octave-spanning supercontinuum; optical pulse generation; optical-to-optical efficiency; photonic-crystal-fiber; power 2.2 W; power 6.7 kW; time 290 fs; Mirrors; Nonlinear optics; Optical interferometry; Optical pulse compression; Optical pumping; Power lasers; Ultrafast optics;
         
        
        
        
            Conference_Titel : 
Lasers and Electro-Optics (CLEO), 2011 Conference on
         
        
            Conference_Location : 
Baltimore, MD
         
        
            Print_ISBN : 
978-1-4577-1223-4