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Conversion of carbohydrate into hydrogen fuel by a photocatalytic process

Abstract

The conversion of carbohydrates into H by a photocatalytic process is described. Powders of RuO/sub 2/, TiO/sub 2/, and Pt (weight ratio 10:100:5) were dissolved in H/sub 2/O containing sugar, starch, or cellulose and irradiated with UV. The cellulose reaction was also performed in 6M NaOH. The RuO/sub 2/-TiO/sub 2/-Pt powder acts as an electrochemical microcell; light of energy larger than the band gap of TiO/sub 2/ produces electron-hole pairs which separate and produce redox reactions at the particle-solution interface. The gases evolved using H/sub 2/O were mainly H and CO/sub 2/. H and Na/sub 2/CO/sub 3/ or NaHCO/sub 3/ were produced on irradiation of the NaOH solution at increased rates with respect to reactions in water.
Authors:
Publication Date:
Jan 01, 1980
Product Type:
Journal Article
Reference Number:
EDB-83-002405
Resource Relation:
Journal Name: Shizen; (Japan); Journal Volume: 286:5772
Subject:
08 HYDROGEN; 09 BIOMASS FUELS; CARBOHYDRATES; CONVERSION; HYDROGEN PRODUCTION; PHOTOLYSIS; CATALYSIS; CATALYSTS; HYDROGEN; PHOTOCHEMISTRY; ULTRAVIOLET RADIATION; CHEMICAL REACTIONS; CHEMISTRY; DECOMPOSITION; ELECTROMAGNETIC RADIATION; ELEMENTS; NONMETALS; ORGANIC COMPOUNDS; PHOTOCHEMICAL REACTIONS; RADIATIONS; 080106* - Hydrogen- Production- Biosynthesis & Photochemical Processes; 140504 - Solar Energy Conversion- Biomass Production & Conversion- (-1989)
OSTI ID:
7013537
Research Organizations:
Inst Mol Sci, Okazaki, Japan 444
Country of Origin:
Japan
Language:
English
Other Identifying Numbers:
Journal ID: CODEN: SHIZA
Submitting Site:
HEDB
Size:
Pages: 474-476
Announcement Date:
Oct 01, 1982

Citation Formats

Kawai, T, and Sakata, T. Conversion of carbohydrate into hydrogen fuel by a photocatalytic process. Japan: N. p., 1980. Web.
Kawai, T, & Sakata, T. Conversion of carbohydrate into hydrogen fuel by a photocatalytic process. Japan.
Kawai, T, and Sakata, T. 1980. "Conversion of carbohydrate into hydrogen fuel by a photocatalytic process." Japan.
@misc{etde_7013537,
title = {Conversion of carbohydrate into hydrogen fuel by a photocatalytic process}
author = {Kawai, T, and Sakata, T}
abstractNote = {The conversion of carbohydrates into H by a photocatalytic process is described. Powders of RuO/sub 2/, TiO/sub 2/, and Pt (weight ratio 10:100:5) were dissolved in H/sub 2/O containing sugar, starch, or cellulose and irradiated with UV. The cellulose reaction was also performed in 6M NaOH. The RuO/sub 2/-TiO/sub 2/-Pt powder acts as an electrochemical microcell; light of energy larger than the band gap of TiO/sub 2/ produces electron-hole pairs which separate and produce redox reactions at the particle-solution interface. The gases evolved using H/sub 2/O were mainly H and CO/sub 2/. H and Na/sub 2/CO/sub 3/ or NaHCO/sub 3/ were produced on irradiation of the NaOH solution at increased rates with respect to reactions in water.}
journal = []
volume = {286:5772}
journal type = {AC}
place = {Japan}
year = {1980}
month = {Jan}
}