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Photocatalytic Conversion of Cellulosic Biomass into Gaseous Fuels

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Photocatalytic Conversion of Cellulosic Biomass into Gaseous Fuels. Frank E. Osterloh, Department of Chemistry, University of California, Davis, CA 95616.

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Photocatalytic Conversion of Cellulosic Biomass into Gaseous Fuels

Frank E. Osterloh, Department of Chemistry, University of California, Davis, CA 95616

VO2 Nanoribbons are a Photocatalyst for Conversion of Glucose into Hydrogen Fuel. At 440 nm, the Quantum Efficiency of the Process is 1.00-1.69 %.

Atomic Structure of VO2 ribbon

Electron Micrograph of Pt-modified VO2

Photocatalytic Hydrogen Evolution

Photocurrent from Pt-VO2

Energy Diagram of Catalytic Process

-

0.5

-

0.18

0.0

-

0.12

2 H

+

H

0.30

2

0.5

ox

C

H

O

1.0

E [V, NHE]

2.55

eV

6

12

6

1.5

2.0

2.43

2.5