http://www.cnr.it/ontology/cnr/individuo/prodotto/ID287980
Nanotechnology makes biomass electrolysis more energy efficient than water electrolysis (Articolo in rivista)
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- Nanotechnology makes biomass electrolysis more energy efficient than water electrolysis (Articolo in rivista) (literal)
- Anno
- 2014-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1038/ncomms5036 (literal)
- Alternative label
Chen, Yan Xin; Lavacchi, Alessandro; Miller, Hamish A.; Bevilacqua, Manuela; Filippi, Jonathan; Innocenti, Massimo; Marchionni, Andrea; Oberhauser, Werner; Wang, L.; Vizza, Francesco (2014)
Nanotechnology makes biomass electrolysis more energy efficient than water electrolysis
in Nature communications; Nature Publishing Group, London (Regno Unito)
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- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Chen, Yan Xin; Lavacchi, Alessandro; Miller, Hamish A.; Bevilacqua, Manuela; Filippi, Jonathan; Innocenti, Massimo; Marchionni, Andrea; Oberhauser, Werner; Wang, L.; Vizza, Francesco (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
- http://www.scopus.com/record/display.url?eid=2-s2.0-84901914942&origin=inward (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
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- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- Istituto Di Chimica Dei Composti Organometallici, Sesto Fiorentino; Universita degli Studi di Trieste; Universita degli Studi di Firenze (literal)
- Titolo
- Nanotechnology makes biomass electrolysis more energy efficient than water electrolysis (literal)
- Abstract
- The energetic convenience of electrolytic water splitting is limited by thermodynamics. Consequently, significant levels of hydrogen production can only be obtained with an electrical energy consumption exceeding 45 kWh kg-1H2. Electrochemical reforming allows the overcoming of such thermodynamic limitations by replacing oxygen evolution with the oxidation of biomass-derived alcohols. Here we show that the use of an original anode material consisting of palladium nanoparticles deposited on to a three-dimensional architecture of titania nanotubes allows electrical energy savings up to 26.5 kWh kg-1H2 as compared with proton electrolyte membrane water electrolysis. A net energy analysis shows that for bio-ethanol with energy return of the invested energy larger than 5.1 (for example, cellulose), the electrochemical reforming energy balance is advantageous over proton electrolyte membrane water electrolysis. (literal)
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