An integrated Re(I) photocatalyst and sensitizer that activates the formation of formic acid from reduction of CO2/Solvent effect study between DMA DMF and acetonitrile: Difference between revisions

From ChemWiki
investigation
Molecular process, Photocatalytic CO2 conversion experiments
No edit summary
No edit summary
Line 2: Line 2:
|experiments={{Photocatalytic CO2 conversion
|experiments={{Photocatalytic CO2 conversion
|PS=Molecule:100808
|PS=Molecule:100808
|PS conc=0.8
|PS conc=0.004
|e-D=Molecule:100507
|e-D=Molecule:100507
|solvent A=Molecule:100531
|solvent A=Molecule:100531
Line 14: Line 14:
}}{{Photocatalytic CO2 conversion
}}{{Photocatalytic CO2 conversion
|PS=Molecule:100808
|PS=Molecule:100808
|PS conc=0.8
|PS conc=0.004
|e-D=Molecule:100507
|e-D=Molecule:100507
|solvent A=Molecule:100529
|solvent A=Molecule:100529
Line 26: Line 26:
}}{{Photocatalytic CO2 conversion
}}{{Photocatalytic CO2 conversion
|PS=Molecule:100808
|PS=Molecule:100808
|PS conc=0.8
|PS conc=0.004
|e-D=Molecule:100507
|e-D=Molecule:100507
|solvent A=Molecule:100530
|solvent A=Molecule:100530
Line 38: Line 38:
}}{{Photocatalytic CO2 conversion
}}{{Photocatalytic CO2 conversion
|catalyst=Molecule:100760
|catalyst=Molecule:100760
|cat conc=0.8
|cat conc=4
|e-D=Molecule:100507
|e-D=Molecule:100507
|solvent A=Molecule:100531
|solvent A=Molecule:100531
Line 49: Line 49:
}}{{Photocatalytic CO2 conversion
}}{{Photocatalytic CO2 conversion
|catalyst=Molecule:100760
|catalyst=Molecule:100760
|cat conc=0.8
|cat conc=4
|PS=Molecule:100808
|PS=Molecule:100808
|PS conc=0.8
|PS conc=0.004
|e-D=Molecule:100507
|e-D=Molecule:100507
|solvent A=Molecule:100531
|solvent A=Molecule:100531
Line 63: Line 63:
}}{{Photocatalytic CO2 conversion
}}{{Photocatalytic CO2 conversion
|catalyst=Molecule:100760
|catalyst=Molecule:100760
|cat conc=0.8
|cat conc=4
|e-D=Molecule:100507
|e-D=Molecule:100507
|solvent A=Molecule:100529
|solvent A=Molecule:100529
Line 75: Line 75:
}}{{Photocatalytic CO2 conversion
}}{{Photocatalytic CO2 conversion
|catalyst=Molecule:100760
|catalyst=Molecule:100760
|cat conc=0.8
|cat conc=4
|PS=Molecule:100808
|PS=Molecule:100808
|PS conc=0.8
|PS conc=0.004
|e-D=Molecule:100507
|e-D=Molecule:100507
|solvent A=Molecule:100529
|solvent A=Molecule:100529
Line 89: Line 89:
}}{{Photocatalytic CO2 conversion
}}{{Photocatalytic CO2 conversion
|catalyst=Molecule:100760
|catalyst=Molecule:100760
|cat conc=0.8
|cat conc=4
|PS=Molecule:100808
|PS=Molecule:100808
|PS conc=0.8
|PS conc=0.004
|e-D=Molecule:100507
|e-D=Molecule:100507
|solvent A=Molecule:100530
|solvent A=Molecule:100530
Line 101: Line 101:
}}{{Photocatalytic CO2 conversion
}}{{Photocatalytic CO2 conversion
|catalyst=Molecule:100760
|catalyst=Molecule:100760
|cat conc=0.8
|cat conc=4
|PS=Molecule:100808
|PS=Molecule:100808
|PS conc=0.8
|PS conc=0.004
|e-D=Molecule:100507
|e-D=Molecule:100507
|solvent A=Molecule:100530
|solvent A=Molecule:100530

Revision as of 18:39, 15 March 2025

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 [mL] intensity [kW/m²] pH T [°C] λexc [nm] t [h] TON CO TOF CO [TOF/min] Φ CO [%] TON CH4 TOF CH4 [TOF/min] Φ CH4 [%] TON H2 TOF H2 [TOF/min] Φ H2 [%] TON HCOOH TOF HCOOH [TOF/min] Φ HCOOH [%] TON MeOH TOF MeOH [TOF/min] Φ MeOH [%] selectivity [%] [CO;CH4;H2;HCOOH;MeOH] Φ all [%] Details include


[Ru(bpy)3][PF6]

0.004

TEOA


DMA

TEOA


4:1 405 nm 24 1.75 12.5 0%; 0%; 12.3%; 87.7%; 0%


No


[Ru(bpy)3][PF6]

0.004

TEOA


DMF

TEOA


4:1 405 nm 24 2 15 0%; 0%; 11.8%; 88.2%; 0%


No


[Ru(bpy)3][PF6]

0.004

TEOA


MeCN

TEOA


4:1 405 nm 24 1.5 2.5 0%; 0%; 37.5%; 62.5%; 0%


No

[Re(bpy)2(CO)2][OTf]

4


TEOA


DMA

TEOA


4:1 405 nm 24 10.3 n/a


No

[Re(bpy)2(CO)2][OTf]

4

[Ru(bpy)3][PF6]

0.004

TEOA


DMA

TEOA


4:1 405 nm 24 1.5 52 0%; 0%; 2.8%; 97.2%; 0%


No

[Re(bpy)2(CO)2][OTf]

4


TEOA


DMF

TEOA


4:1 405 nm 24 0.8 10.8 0%; 0%; 6.9%; 93.1%; 0%


No

[Re(bpy)2(CO)2][OTf]

4

[Ru(bpy)3][PF6]

0.004

TEOA


DMF

TEOA


4:1 405 nm 24 2.8 66 0%; 0%; 4.1%; 95.9%; 0%


No

[Re(bpy)2(CO)2][OTf]

4

[Ru(bpy)3][PF6]

0.004

TEOA


MeCN

TEOA


4:1 405 nm 24 n/a


No

[Re(bpy)2(CO)2][OTf]

4

[Ru(bpy)3][PF6]

0.004

TEOA


MeCN

TEOA


4:1 405 nm 24 2.8 11.5 0%; 0%; 19.6%; 80.4%; 0%


No