Table 4.

Calculated $E_{L-H}$, $E_{\mathit{opt}}$ and $E_b$ of investigated chromophores (DTPR and DTPD1-DTPD6).

Molecules	$E_{\mathrm{L}-\mathrm{H}}$(eV)	$E_{\mathrm{opt}}$(eV)	$E_{\mathrm{b}}$(eV)
DTPR	2.717	2.118	0.599
DTPD1	2.441	1.887	0.554
DTPD2	2.167	1.747	0.420
DTPD3	2.408	1.863	0.545
DTPD4	2.634	1.836	0.798
DTPD5	2.706	2.072	0.634
DTPD6	2.634	2.043	0.591