Simultaneous second-harmonic generation, third-harmonic generation, and four-wave mixing microscopy with single sub-8 fs laser pulses
1986 ◽
Vol 60
(4)
◽
pp. 251-256
◽
1991 ◽
Vol 8
(10)
◽
pp. 2132
◽
2007 ◽
pp. 291-304
2003 ◽
pp. 219-232