Examination of potassium diode pumped alkali laser using He, Ar, CH_4 and C_2H_6 as buffer gas Zhdanov, Boris V. ; Rotondaro, Matthew D. ; Shaffer, Michael K. ; Knize, Randall J. Abstract Publication: Optics Express Pub Date: November 2017 DOI: 10.1364/OE.25.030793 Bibcode: 2017OExpr..2530793Z