Polycation-Capped CdS Quantum Dots Synthesized in Reverse Microemulsions

Table 1

Experimental values of the band gap (𝐸_𝑔) corresponding to the calculated diameter of the CdS nanoparticles.

System		Wavelength (nm)			𝐸𝑔(eV)			𝑑 (nm) calculated [65]
Microemulsion	PEI	324		348	3.83		3.57	2.2		2.5
SDS based	PDADMAC		420			2.96			3.6
Microemulsion	PEI	330		360	3.76		3.45	2.3		2.6
SB based	PDADMAC		380			3.27			2.9
Redispersion system	PEI	320		350	3.88		3.55	2.2		2.5
SB based	PDADMAC		415			2.99			3.5