Photocatalytic CO2 reduction using a Mn complex as a catalyst/Photocatalytic CO2 reduction: conditions optimization: Difference between revisions

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< Photocatalytic CO2 reduction using a Mn complex as a catalyst
investigation
Molecular process, Photocatalytic CO2 conversion experiments
 
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Latest revision as of 17:49, 14 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

Mn(bpy)(CO)3Br

0.05

[Ru(dmb)3][PF6]2

0.05

BNAH

0.1


DMF

TEOA


4:1 480 0.17 2 4 33.3%; 0%; 0%; 66.7%; 0%


No

Mn(bpy)(CO)3Br

0.05

[Ru(dmb)3][PF6]2

0.05

BNAH

0.1


DMF

TEOA


4:1 480 2 8 1 67 10.5%; 0%; 1.3%; 88.2%; 0%


Yes

Mn(bpy)(CO)3Br

0.05

[Ru(dmb)3][PF6]2

0.05

BNAH

0.1


DMF

TEOA


4:1 480 12 12 14 149 6.9%; 0%; 8.0%; 85.1%; 0%


Yes

Mn(bpy)(CO)3Br

0.05

[Ru(dmb)3][PF6]2

0.05

BNAH

0.1


DMF

TEOA


4:1 Argon gas 480 12 2 49 4 3.6%; 0%; 89.1%; 7.3%; 0%


Yes


[Ru(dmb)3][PF6]2

0.05

BNAH

0.1


DMF

TEOA


4:1 480 2 1 4 8 7.7%; 0%; 30.8%; 61.5%; 0%


Yes


[Ru(dmb)3][PF6]2

0.05

BNAH

0.1


DMF

TEOA


4:1 480 12 3 11 25 7.7%; 0%; 28.2%; 64.1%; 0%


Yes

Mn(bpy)(CO)3Br

0.05


BNAH

0.1


DMF

TEOA


4:1 480 12 3 1 75.0%; 0%; 0%; 25.0%; 0%


No

Mn(bpy)(CO)3Br

0.05

[Ru(dmb)3][PF6]2

0.05

BNAH

0.1


DMA

TEOA


4:1 480 720 9 14 98 7.4%; 0%; 11.6%; 81.0%; 0%


Yes


[Ru(dmb)3][PF6]2

0.05

BNAH

0.1


DMA

TEOA


4:1 480 12 3 7 19 10.3%; 0%; 24.1%; 65.5%; 0%


Yes

Mn(bpy)(CO)3Br

0.05

[Ru(dmb)3][PF6]2

0.05

BNAH

0.1


MeCN

TEOA


4:1 480 12 40 17 78 29.6%; 0%; 12.6%; 57.8%; 0%


Yes


[Ru(dmb)3][PF6]2

0.05

BNAH

0.1


MeCN

TEOA


4:1 480 12 2 12 14 7.1%; 0%; 42.9%; 50.0%; 0%


Yes

Mn(bpy)(CO)3Br

0.05

Ru(bpy)3

0.05

BNAH

0.1


DMF

TEOA


4:1 480 12 12 8 157 6.8%; 0%; 4.5%; 88.7%; 0%


Yes