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

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Line 35: Line 35:
|scan rate=100
|scan rate=100
|gas=CO
|gas=CO
|cond=420, 60 min
|cond=irr. >420, 60 min
|WE=glassy carbon
|WE=glassy carbon
|WE area=7.07
|WE area=7.07
Line 49: Line 49:
|scan rate=100
|scan rate=100
|gas=CO
|gas=CO
|cond=420, 1 min
|cond=TEA (0.05 mM), irr. >420 nm, 1 min
|WE=glassy carbon
|WE=glassy carbon
|WE area=7.07
|WE area=7.07
Line 63: Line 63:
|scan rate=100
|scan rate=100
|gas=CO
|gas=CO
|cond=420, 60 min
|cond=TEA (0.05 mM), irr. >420 nm, 60 min
|WE=glassy carbon
|WE=glassy carbon
|WE area=7.07
|WE area=7.07

Revision as of 16:12, 16 February 2024

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 ;

MeCN

TBA(PF6)

0.1


100 argon glassy carbon 7.07 platinum SCE Yes

[Ir(ppy)2(bpy)][PF6]

0.5 ;

MeCN

TBA(PF6)

0.1


100 CO dark glassy carbon 7.07 platinum SCE Yes

[Ir(ppy)2(bpy)][PF6]

0.5 ;

MeCN

TBA(PF6)

0.1


100 CO irr. >420, 60 min glassy carbon 7.07 platinum SCE Yes

[Ir(ppy)2(bpy)][PF6]

0.5 ;

MeCN

TBA(PF6)

0.1


100 CO TEA (0.05 mM), irr. >420 nm, 1 min glassy carbon 7.07 platinum SCE Yes

[Ir(ppy)2(bpy)][PF6]

0.5 ;

MeCN

TBA(PF6)

0.1


100 CO TEA (0.05 mM), irr. >420 nm, 60 min glassy carbon 7.07 platinum SCE Yes

The results show an increase in current when the solution is irradiated and triethylamine is added.