Results 41 to 50 of about 237,706 (194)

The effects of CO2 and H2 on CO metabolism by pure and mixed microbial cultures

open access: yesBiotechnology for Biofuels, 2017
Background Syngas fermentation, the bioconversion of CO, CO2, and H2 to biofuels and chemicals, has undergone considerable optimization for industrial applications.
Sofia Esquivel-Elizondo   +3 more
doaj   +1 more source

Comparison of Syngas-Fermenting Clostridia in Stirred-Tank Bioreactors and the Effects of Varying Syngas Impurities

open access: yesMicroorganisms, 2022
In recent years, syngas fermentation has emerged as a promising means for the production of fuels and platform chemicals, with a variety of acetogens efficiently converting CO-rich gases to ethanol.
Luis Oliveira   +5 more
doaj   +1 more source

Syngas obtained by microwave pyrolysis of household wastes as feedstock for polyhydroxyalkanoate production in Rhodospirillum rubrum

open access: yesMicrobial Biotechnology, 2017
Summary The massive production of urban and agricultural wastes has promoted a clear need for alternative processes of disposal and waste management.
Olga Revelles   +5 more
doaj   +1 more source

Modeling a co-culture of Clostridium autoethanogenum and Clostridium kluyveri to increase syngas conversion to medium-chain fatty-acids

open access: yesComputational and Structural Biotechnology Journal, 2020
Microbial fermentation of synthesis gas (syngas) is becoming more attractive for sustainable production of commodity chemicals. To date, syngas fermentation focuses mainly on the use of Clostridium species for the production of small organic molecules ...
Sara Benito-Vaquerizo   +6 more
doaj   +1 more source

Attached-growth bioreactors for syngas fermentation to biofuel [PDF]

open access: yes, 2001
Lignocellulosic biomass is a renewable resource for sustainable production of biofuels and chemicals. Syngas fermentation, a hybrid process integrating the thermochemical (i.e. gasification of feedstock to syngas) and biochemical (i.e.
Shen, Yanwen
core   +1 more source

Design of Low-Cost Ethanol Production Medium from Syngas: An Optimization of Trace Metals for Clostridium ljungdahlii

open access: yesEnergies, 2021
Syngas fermentation via the Wood-Ljungdahl (WL) pathway is a promising approach for converting gaseous pollutants (CO and CO2) into high-value commodities.
Simge Sertkaya   +3 more
doaj   +1 more source

Syngas Fermentation: A Microbial Conversion Process of Gaseous Substrates to Various Products

open access: yes, 2017
Biomass and other carbonaceous materials can be gasified to produce syngas with high concentrations of CO and H2. Feedstock materials include wood, dedicated energy crops, grain wastes, manufacturing or municipal wastes, natural gas, petroleum and ...
John Phillips   +2 more
core   +1 more source

CuO‐CuAl2O4 Catalyst for Synthesis of 1‐Methylindole by Alcohol Amine Method

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Cu‐based catalysts used for the vapor‐phase synthesis of 1‐methylindole from N‐methylaniline and ethylene glycol are prone to Cu sintering and deactivation under the reaction conditions. In this work, CuO‐CuAl2O4 catalysts were prepared by a coprecipitation method and applied to the synthesis of 1‐methylindole via alcohol amine route.
Qian Yue   +3 more
wiley   +1 more source

Perspectives on syngas fermentation [PDF]

open access: yes, 2017
Book of Abstracts of CEB Annual Meeting 2017The replacement of fossil fuels by renewable energy sources is, nowadays, a worldwide priority. Gasification processes and further bioconversion of syngas appears to be a promising alternative compared to the ...
Belo, Isabel   +5 more
core   +1 more source

Biobased Sunflower Stalk Matrix for Lipase Stabilization via Physical Adsorption

open access: yesBiotechnology and Applied Biochemistry, EarlyView.
ABSTRACT The search for sustainable, cost‐effective biocatalytic processes has driven efforts to develop low‐cost supports for enzyme immobilization. Lignocellulosic residues have received particular attention due to their abundance, renewability, and structural properties.
Jaci L. Vilanova Neta   +8 more
wiley   +1 more source

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