Results 31 to 40 of about 69,525 (303)

Biogas upgrading to biomethane

open access: yes, 2022
S.342-377Compared with other utilization paths of biogas, upgrading of biogas to biomethane offers several advantages and has thus become of increased relevance in the last decade.
Beyrich, W., Beil, M.
core   +1 more source

Energy Recovery Efficiency of Poultry Slaughterhouse Sludge Cake by Hydrothermal Carbonization

open access: yesEnergies, 2017
Hydrothermal carbonization (HTC) is a promising technology used for bioenergy conversion from bio-wastes such as sewage sludge, livestock manure, and food waste.
Seung-Yong Oh, Young-Man Yoon
doaj   +1 more source

Magnetic field‐assisted concentration swing adsorption for CO2 capture over Fe3O4/fibrous nanosilica‐PEI adsorbent

open access: yesAIChE Journal, EarlyView.
Abstract Magnetic field‐assisted concentration swing adsorption (CSA) provides an electrification‐compatible alternative to conventional temperature swing adsorption (TSA) by enabling rapid heating/cooling and energy‐efficient regeneration under near‐isothermal conditions, thereby eliminating the need for sensible heat input.
Xiaohao Jia, Fateme Rezaei
wiley   +1 more source

Metabolic engineering of Methylobacterium extorquens AM1 for the production of butadiene precursor

open access: yesMicrobial Cell Factories, 2018
Background Butadiene is a platform chemical used as an industrial feedstock for the manufacture of automobile tires, synthetic resins, latex and engineering plastics. Currently, butadiene is predominantly synthesized as a byproduct of ethylene production
Jing Yang   +10 more
doaj   +1 more source

Isolation and characterization of new strains KOR-3, -4, -5, and -6 from an anaerobic digester using pig slurry [PDF]

open access: yesAsian-Australasian Journal of Animal Sciences, 2017
Objective An experiment was conducted to isolate and identify new methanogens in Korea from an anaerobic digester that uses pig slurry. Methods An anaerobic digestate sample was collected from an anaerobic digester using pig slurry.
Urantulkhuur Battumur   +3 more
doaj   +1 more source

Uncovering renewable energy policy impact channels on land values, the local farm structure, and farmland heterogeneity

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Germany's Renewable Energy Sources Act (REA), enacted in 2000 and subsequently amended, subsidized national renewable energy production with fixed feed‐in tariffs for renewable energy sources (RE) from wind, solar, and biogas. Empirical studies suggest that the policy was creating windfall effects for landowners and attribute farmland use ...
Lars Isenhardt   +6 more
wiley   +1 more source

BIOGAS PRODUCTION USING ANAEROBIC BIODIGESTER FROM CASSAVA STARCH EFFLUENT WITH RUMINANT BACTERIA AS BIOCATALYST [PDF]

open access: yes, 2010
IKMs’ factory activity in Margoyoso produces liquid and solid wastes. The possible alternative was to use the liquid effluent as biogas raw material.
Ayu O., Audra, Dyan Aryati, Vincensia
core  

Production of 3-hydroxypropionic acid in engineered Methylobacterium extorquens AM1 and its reassimilation through a reductive route

open access: yesMicrobial Cell Factories, 2017
Background 3-Hydroxypropionic acid (3-HP) is an important platform chemical, serving as a precursor for a wide range of industrial applications such as the production of acrylic acid and 1,3-propanediol.
Yi-Ming Yang   +8 more
doaj   +1 more source

Low-Temperature Biochar Replacing Peat Enables Halving Nutrient Solution in Dwarf Tomato Soilless Culture

open access: yesHorticulturae
Horticultural reliance on non-renewable peat faces critical sustainability challenges. Low-temperature biochar (LTB) presents a promising alternative, offering higher biochar yields and lower energy inputs compared to conventional high-temperature ...
Yuanyuan Li   +10 more
doaj   +1 more source

Ensemble Methods with Voting Protocols Exhibit Superior Performance for Predicting Cancer Clinical Endpoints and Providing More Complete Coverage of Disease-Related Genes

open access: yesInternational Journal of Genomics, 2018
In genetic data modeling, the use of a limited number of samples for modeling and predicting, especially well below the attribute number, is difficult due to the enormous number of genes detected by a sequencing platform.
Runyu Jing   +5 more
doaj   +1 more source

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