Continuous xylose fermentation by Clostridium acetobutylicum - Kinetics and energetics issues under acidogenesis conditions (Articolo in rivista)

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  • Continuous xylose fermentation by Clostridium acetobutylicum - Kinetics and energetics issues under acidogenesis conditions (Articolo in rivista) (literal)
Anno
  • 2014-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1016/j.biortech.2014.04.054 (literal)
Alternative label
  • Procentese A.; Raganati F.; Olivieri G.; Russo M.E.; Salatino P.; Marzocchella A. (2014)
    Continuous xylose fermentation by Clostridium acetobutylicum - Kinetics and energetics issues under acidogenesis conditions
    in Bioresource technology
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Procentese A.; Raganati F.; Olivieri G.; Russo M.E.; Salatino P.; Marzocchella A. (literal)
Pagina inizio
  • 155 (literal)
Pagina fine
  • 161 (literal)
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  • http://www.scopus.com/inward/record.url?eid=2-s2.0-84901245883&partnerID=q2rCbXpz (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 164 (literal)
Rivista
Note
  • Scopu (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Dipartimento di Ingegneria Chimica, Dei Materiali e della Produzione Industriale, Università degli Studi di Napoli Federico II, P.le V. Tecchio 80, 80125 Napoli, Italy; Bioprocess Engineering, Wageningen University, PO Box 8129, 6700EV Wageningen, Netherlands; Istituto di Ricerche sulla Combustione, Consiglio Nazionale delle Ricerche, P.le V. Tecchio 80, 80125 Napoli, Italy (literal)
Titolo
  • Continuous xylose fermentation by Clostridium acetobutylicum - Kinetics and energetics issues under acidogenesis conditions (literal)
Abstract
  • The paper reports the assessment of the growth kinetics of Clostridium acetobutylicum DSM 792 adopting xylose as carbon source. Xylose is the fundamental component of hemicellulose hydrolysis, a relevant fraction of lignocellulosic feedstocks for biofuel production. Tests were carried out in a CSTR operated under controlled pH. The effects of acids (acetic and butyric) and solvents (acetone, ethanol and butanol) on the fermentation were investigated. The conversion process was characterized under steady-state conditions in terms of concentration of xylose, cells, acids, and pH. The growth kinetics was expressed by means of a multiple product inhibition and it was able to predict microorganism growth rate under a broad interval of operating conditions, even those typical of solvents production. The mass fractional yield of biomass and products were expressed as a function of the specific growth rate taking into account the Pirt model. © 2014 Elsevier Ltd. (literal)
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