Third-Order Nonlinear Optical Behavior of Novel Polythiophene Derivatives Functionalized with Disperse Red 19 Chromophore

Table 2

Comparative analysis of value obtained by THG and or values obtained by -scan technique.

Polymers	measured through THG	or by -scan	Reference
Poly(thiophene azines)	5.4 × 10^−11 esu at 1550 nm; (5 ns pulses)		[42]
Polythiophene derivative	2 × 10^−11 esu at 2100 nm; (4 ns pulses)		[43]
Push-pull azobenzene polymers	1.7 × 10^−11 esu at 1064 nm; (30 ps pulses)		[36]
Regioregular P3HT		= 300 GM; (per repeated unit) at 800 nm; (fs pulses)	[32]
Azopolymer derived RD1		= −60.1 cm/GW at 532 nm; (ps pulses)	[37]
Polyoxadiazoles		= −19.96 cm/GW at 532 nm; (ps pulses)	[44]
P1	6.7 × 10^−12 esu at 1300 nm; (8 ns pulses)	= −0.63 cm/GW, = 233 GM; (per repeated unit) at 800 nm; (fs pulses)	This work
P2	3.1 × 10^−12 esu at 1300 nm; (8 ns pulses)	= −0.54 cm/GW, = 194 GM; (per repeated unit) at 800 nm; (fs pulses)	This work