An integrated Re(I) photocatalyst and sensitizer that activates the formation of formic acid from reduction of CO2/Time profile in DMF: Difference between revisions

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investigation
Molecular process, Photocatalytic CO2 conversion experiments
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Line 4: Line 4:
|cat conc=0.2
|cat conc=0.2
|PS=Molecule:100808
|PS=Molecule:100808
|PS conc=0.2
|PS conc=0.0002
|e-D=Molecule:100507
|e-D=Molecule:100507
|solvent A=Molecule:100529
|solvent A=Molecule:100529
Line 18: Line 18:
|cat conc=0.2
|cat conc=0.2
|PS=Molecule:100808
|PS=Molecule:100808
|PS conc=0.2
|PS conc=0.0002
|e-D=Molecule:100507
|e-D=Molecule:100507
|solvent A=Molecule:100529
|solvent A=Molecule:100529
Line 32: Line 32:
|cat conc=0.2
|cat conc=0.2
|PS=Molecule:100808
|PS=Molecule:100808
|PS conc=0.2
|PS conc=0.0002
|e-D=Molecule:100507
|e-D=Molecule:100507
|solvent A=Molecule:100529
|solvent A=Molecule:100529
Line 46: Line 46:
|cat conc=0.2
|cat conc=0.2
|PS=Molecule:100808
|PS=Molecule:100808
|PS conc=0.2
|PS conc=0.0002
|e-D=Molecule:100507
|e-D=Molecule:100507
|solvent A=Molecule:100529
|solvent A=Molecule:100529
Line 60: Line 60:
|cat conc=0.2
|cat conc=0.2
|PS=Molecule:100808
|PS=Molecule:100808
|PS conc=0.2
|PS conc=0.0002
|e-D=Molecule:100507
|e-D=Molecule:100507
|solvent A=Molecule:100529
|solvent A=Molecule:100529
Line 74: Line 74:
|cat conc=0.2
|cat conc=0.2
|PS=Molecule:100808
|PS=Molecule:100808
|PS conc=0.2
|PS conc=0.0002
|e-D=Molecule:100507
|e-D=Molecule:100507
|solvent A=Molecule:100529
|solvent A=Molecule:100529

Latest revision as of 18:50, 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

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

0.2

[Ru(bpy)3][PF6]

0.0002

TEOA


DMF

TEOA


4:1 405 nm 0 0 0 n/a


No

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

0.2

[Ru(bpy)3][PF6]

0.0002

TEOA


DMF

TEOA


4:1 405 nm 8 1 12.5 0%; 0%; 7.4%; 92.6%; 0%


No

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

0.2

[Ru(bpy)3][PF6]

0.0002

TEOA


DMF

TEOA


4:1 405 nm 12 2.5 19.5 0%; 0%; 11.4%; 88.6%; 0%


No

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

0.2

[Ru(bpy)3][PF6]

0.0002

TEOA


DMF

TEOA


4:1 405 nm 24 4.5 50.5 0%; 0%; 8.2%; 91.8%; 0%


No

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

0.2

[Ru(bpy)3][PF6]

0.0002

TEOA


DMF

TEOA


4:1 405 nm 48 6 59.5 0%; 0%; 9.2%; 90.8%; 0%


No

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

0.2

[Ru(bpy)3][PF6]

0.0002

TEOA


DMF

TEOA


4:1 405 nm 72 8.5 69.25 0%; 0%; 10.9%; 89.1%; 0%


No