Toward Visible-Light Photochemical CO2‑to-CH4 Conversion in Aqueous Solutions Using Sensitized Molecular Catalysis/Cyclic voltammetry in various conditions

analyte	anl conc [mM]	E0/0 [eV]	E0/0 type	E1/2 [eV]	*Ered [eV]	*Eox [eV]	*Redox type	Ered1 [eV]	Ered2 [eV]	Ered3 [eV]	Eox1 [eV]	Eox2 [eV]	Eox3 [eV]	solvent	solvent vol [ml]	electrolyte	electrolyte purity	el conc [M]	int ref comp	scan rate [mV/s]	scan number	potential window	scan dir	gas	T [°C]	condition [nm]	WE	WE SA [mm²]	CE	RE	Details	include
[Ir(ppy)2(bpy)][PF6]	0.5	1.1		-2; 1.4										MeCN		TBAPF6		0.1		100				Argon			glassy carbon	7.07	platinum	SCE		Yes
[Ir(ppy)2(bpy)][PF6]	0.5			-2, -1.4;										MeCN		TBAPF6		0.1		100				CO		dark	glassy carbon	7.07	platinum	SCE		No
[Ir(ppy)2(bpy)][PF6]	0.5			-2, -1.4;										MeCN		TBAPF6		0.1		100				CO		irr. >420, 60 min	glassy carbon	7.07	platinum	SCE		No
[Ir(ppy)2(bpy)][PF6]	0.5			-2, -1.4;										MeCN		TBAPF6		0.1		100				CO		TEA (0.05 mM), irr. >420 nm, 1 min	glassy carbon	7.07	platinum	SCE		No
[Ir(ppy)2(bpy)][PF6]	0.5			-2;										MeCN		TBAPF6		0.1		100				CO		TEA (0.05 mM), irr. >420 nm, 60 min	glassy carbon	7.07	platinum	SCE		No

The results show an increase in current when the solution is irradiated and triethylamine (TEA) is added (see condition column).