Table 1. Optical properties of SC_nP/AuCs and free SC_nP in DMF.

Compounds	λ max (nm)	ε a (× 105 M–1 cm–1)	FWHM b (nm)
SC1P	420	3.9	13
SC1P/AuCs	425	1.1	21
SC2P	418	3.9	12
SC2P/AuCs	422	2.1	19

^aMolar absorption coefficient of Soret band of SC_nP.

^bFull width half maximum at Soret band.