supported by the National Natural Science Foundation of China (No. 10874145);the China Postdoctoral Science Foundation(Nos. 20080440014 and 200902046);the Specialized Research Fund for the Doctoral Program of Higher Education (No. 20091333110010);the Natural Science Foundation of Hebei Province (No. F2009000481)
The propagation of femtosecond laser pulses with wavelengths of 1550 nm, 1064 nm, 800 nm and 700 nm, respectively, which are in the normal dispersion region of the nano-structured photonic crystal fiber (N-PCF) with i...