Enhancement effect of silver nanoparticles on fermentative biohydrogen production using mixed bacteria

• Published in: Bioresource technology Vol. 142; pp. 240 - 245
• Main Authors: Zhao, Wei, Zhang, Yongfang, Du, Bin, Wei, Dong, Wei, Qin, Zhao, Yanfang
• Format: Journal Article
• Language: English
• Published: Kidlington Elsevier Ltd 01.08.2013; Elsevier
• Subjects: acetic acid; Alkaline pretreatment; Bacteria; Bacteria - metabolism; Biofuel production; Biohydrogen; Biological and medical sciences; Biomass; biomass production; Biotechnology; Blanks; cell growth; Clostridium butyricum; Culture; Energy; ethanol; Ethyl alcohol; Fermentation; Fundamental and applied biological sciences. Psychology; Glucose - metabolism; hydrogen; Hydrogen - metabolism; Hydrogen production; Industrial applications and implications. Economical aspects; inoculum; Lag phase; Metal Nanoparticles; Methods. Procedures. Technologies; Microbial engineering. Fermentation and microbial culture technology; Microscopy, Electron, Transmission; Nanoparticles; nanosilver; nitrogen content; Silver; Silver - chemistry; Silver nanoparticles; Spectrophotometry, Ultraviolet; Biohydrogen; Alkaline pretreatment; Silver nanoparticles; Lag phase; Silver; Hydrogen; Bacteria; Basic medium; Chemical pretreatment; Bioenergy; Fermentation

•Appropriate concentration of silver nanoparticles favors high H2 yield.•Presence of silver nanoparticles reduces the lag phase for biogas production.•Presence of silver nanoparticles increases the H2 percentage in the biogas.•Presence of silver nanoparticles reduces alcohols yield but increase acet...