Photocatalytic CO2 Reduction under Visible-Light Irradiation by Ruthenium CNC Pincer Complexes/Conditions optimizations for photocatalytic reduction of CO2: Difference between revisions

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< Photocatalytic CO2 Reduction under Visible-Light Irradiation by Ruthenium CNC Pincer Complexes
investigation
Molecular process, Photocatalytic CO2 conversion experiments
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|solvent B=Molecule:100507
|solvent B=Molecule:100507
|solvent-ratio=4:1
|solvent-ratio=4:1
|λexc=450 W HG lamp, K2CrO4 filter
|λexc=450 W Hg lamp, K2CrO4 filter
|irr time=24
|irr time=24
|TON CO=129
|TON CO=129
Line 26: Line 26:
|solvent B=Molecule:100507
|solvent B=Molecule:100507
|solvent-ratio=4:1
|solvent-ratio=4:1
|λexc=450 W HG lamp, K2CrO4 filter
|λexc=450 W Hg lamp, K2CrO4 filter
|irr time=24
|irr time=24
|TON CO=224
|TON CO=224
Line 42: Line 42:
|solvent B=Molecule:100507
|solvent B=Molecule:100507
|solvent-ratio=4:1
|solvent-ratio=4:1
|λexc=450 W HG lamp, K2CrO4 filter
|λexc=450 W Hg lamp, K2CrO4 filter
|irr time=24
|irr time=24
|TON CO=129
|TON CO=129
Line 58: Line 58:
|solvent B=Molecule:100507
|solvent B=Molecule:100507
|solvent-ratio=4:1
|solvent-ratio=4:1
|λexc=450 W HG lamp, K2CrO4 filter
|λexc=450 W Hg lamp, K2CrO4 filter
|irr time=24
|irr time=24
|TON CO=300
|TON CO=300
Line 72: Line 72:
|solvent B=Molecule:100507
|solvent B=Molecule:100507
|solvent-ratio=4:1
|solvent-ratio=4:1
|λexc=450 W HG lamp, K2CrO4 filter
|λexc=450 W Hg lamp, K2CrO4 filter
|irr time=24
|irr time=24
|include=No
|include=No
Line 83: Line 83:
|solvent B=Molecule:100507
|solvent B=Molecule:100507
|solvent-ratio=4:1
|solvent-ratio=4:1
|λexc=450 W HG lamp, K2CrO4 filter
|λexc=450 W Hg lamp, K2CrO4 filter
|irr time=24
|irr time=24
|TON CO=8.9
|TON CO=8.9
Line 96: Line 96:
|solvent B=Molecule:100507
|solvent B=Molecule:100507
|solvent-ratio=4:1
|solvent-ratio=4:1
|λexc=450 W HG lamp, K2CrO4 filter
|λexc=450 W Hg lamp, K2CrO4 filter
|irr time=24
|irr time=24
|TON H2=20
|TON H2=20
Line 110: Line 110:
|solvent B=Molecule:100507
|solvent B=Molecule:100507
|solvent-ratio=4:1
|solvent-ratio=4:1
|λexc=450 W HG lamp, K2CrO4 filter
|λexc=450 W Hg lamp, K2CrO4 filter
|irr time=24
|irr time=24
|TON H2=307
|TON H2=307

Revision as of 16:42, 13 February 2024

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

[Ru(bpy)(py)-(tBuNHC)2(MeCN)][PF6]2

0.01

[Ru(dmb)3][PF6]2

0.05

BI(OH)H

0.1


DMA

TEOA


4:1 450 W Hg lamp, K2CrO4 filter 24 129 556 3296 3.2%; 0%; 14.0%; 82.8%; 0%


Yes

Molecule:100656

0.01

[Ru(dmb)3][PF6]2

0.05

BI(OH)H

0.1


DMA

TEOA


4:1 450 W Hg lamp, K2CrO4 filter 24 224 1438 4593 3.6%; 0%; 23.0%; 73.4%; 0%


Yes

Molecule:100657

0.01

[Ru(dmb)3][PF6]2

0.05

BI(OH)H

0.1


DMA

TEOA


4:1 450 W Hg lamp, K2CrO4 filter 24 129 505 3792 2.9%; 0%; 11.4%; 85.7%; 0%


Yes

Molecule:100658

0.01

[Ru(dmb)3][PF6]2

0.05

BI(OH)H

0.1


DMA

TEOA


4:1 450 W Hg lamp, K2CrO4 filter 24 300 1897 5634 3.8%; 0%; 24.2%; 71.9%; 0%


Yes


[Ru(dmb)3][PF6]2

0.05

BI(OH)H

0.1


DMA

TEOA


4:1 450 W Hg lamp, K2CrO4 filter 24 n/a


No

Molecule:100658

0.01


BI(OH)H

0.1


DMA

TEOA


4:1 450 W Hg lamp, K2CrO4 filter 24 8.9 87 9.3%; 0%; 90.7%; 0%; 0%


No

Molecule:100658

0.01

[Ru(dmb)3][PF6]2

0.05



DMA

TEOA


4:1 450 W Hg lamp, K2CrO4 filter 24 20 n/a


No

Molecule:100658

0.01

[Ru(dmb)3][PF6]2

0.05

BI(OH)H

0.1


DMA

TEOA


4:1 450 W Hg lamp, K2CrO4 filter 24 307 n/a


No

Molecule:100658

0.01

[Ru(dmb)3][PF6]2

0.05

BI(OH)H

0.1


DMA

TEOA


4:1 dark n/a


No