photocatalytic reduction of CO2 to CO

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< Merging an organic TADF photosensitizer and a simple terpyridine–Fe(iii) complex for photocatalytic CO2 reduction
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investigation
Molecular process, Photocatalytic CO2 conversion experiments
cat cat conc [µM] PS PS conc [mM] e-D e-D conc [M] H-D H-D conc [M] solvent A solvent B solvent C solv A/B/C additives additives conc [M] feedstock gas feedstock volume intensity pH T [°C] λexc [nm] t [h] TON CO TOF CO Φ CO [%] TON CH4 TOF CH4 Φ CH4 [%] TON H2 TOF H2 Φ H2 [%] TON HCOOH TOF HCOOH Φ HCOOH [%] TON MeOH TOF MeOH Φ MeOH [%] selectivity [%] [CO;CH4;H2;HCOOH;MeOH] Φ all [%] Details include

Fe(tpy-tol)Cl3

0.01

4CzIPN

0.05

TEA

0.28


DMF

H2O


3:2 CO2 420-650 3 2250 99.3 n/a

99.3

Yes

Fe(tpy-tol)Cl3

0.01

4CzIPN

0.01

TEA

0.28


DMF



CO2 420-650 3 133 n/a


No

Fe(tpy-tol)Cl3

0.01

4CzIPN

0.05

TEA

0.28


DMF



CO2 420-650 3 244 n/a


No

Fe(tpy-tol)Cl3

0.01

4CzIPN

0.1

TEA

0.28


DMF



CO2 420-650 3 246 n/a


No

Fe(tpy-tol)Cl3

0.01

FeCl3

0.05

TEA

0.28


DMF



CO2 420-650 3 6 n/a


No

Ru(bpy)3

0.01

4CzIPN

0.05

TEA

0.28


DMF



CO2 420-650 3 17 n/a


No

Eosin Y

0.01

4CzIPN

0.05

TEA

0.28


DMF



CO2 420-650 3 17 n/a


No