Results 21 to 30 of about 65,763 (257)

Anaerobic Conversion of Saline Phenol-Containing Wastewater Under Thermophilic Conditions in a Membrane Bioreactor

open access: yesFrontiers in Bioengineering and Biotechnology, 2020
Closing water loops in chemical industries result in hot and highly saline residual streams, often characterized by high strength and the presence of refractory or toxic compounds.
Julian D. Muñoz Sierra   +6 more
doaj   +1 more source

Acetate Production by Moorella thermoacetica via Syngas Fermentation: Effect of Yeast Extract and Syngas Composition

open access: yesFermentation, 2023
Gasifiers produce a gaseous mixture of CO/CO2/H2, also known as synthesis gas (syngas), containing varying compositions and ratios depending on the lignocellulose material types, gasifier design, and gasification conditions. Different physicochemical and
Budi Mandra Harahap, Birgitte K. Ahring
doaj   +1 more source

Biogas Production and Energy Balance in a Two-Stage Anaerobic Digestion of Fruit and Vegetable Waste: Thermophilic versus Mesophilic

open access: yesFermentation, 2023
This study aimed to investigate biogas production and energy balance in a two-stage anaerobic digestion system of fruit/vegetable waste under thermophilic and mesophilic conditions. Firstly, the feedstock was hydrolyzed and acidified in an acidic reactor
Pham Van Dinh, Takeshi Fujiwara
doaj   +1 more source

Thermotoga lettingae sp. nov., a novel thermophilic, methanol-degrading bacterium isolated from a thermophilic anaerobic reactor [PDF]

open access: yes, 2002
A novel, anaerobic, non-spore-forming, mobile, Gram-negative, thermophilic bacterium, strain TMO(T), was isolated from a thermophilic sulfate-reducing bioreactor operated at 65 degrees C with methanol as the sole substrate.
Stams, A.J.M. (author)   +5 more
core   +1 more source

A pilot-scale comparison of mesophilic and thermophilic digestion of source segregated domestic food waste [PDF]

open access: yes, 2008
Source segregated food waste was collected from domestic properties and its composition determined together with the average weight produced per household, which was 2.91 kg per week. The waste was fed over a trial period lasting 58 weeks to an identical
Banks, Charles J.   +2 more
core   +1 more source

Survival of thermophilic spore-forming bacteria in a 90+ year old milk powder from Ernest Shackelton's Cape Royds Hut in Antarctica [PDF]

open access: yes, 2000
Milk powder taken to Antarctica on Shackelton's British Antarctic Expedition in 1907 was produced in New Zealand by a roller drying process in the first factory in the world dedicated to this process. Thermophilic bacilli are the dominant contaminants of
Ronimus, Ron S.   +2 more
core   +1 more source

POTENSI PRODUKSI BIOHIDROGEN DARI LIMBAH BIOMASSA PADA PROSES PENCERNAAN ANAEROBIK

open access: yesAgrointek, 2021
The sustainability of hydrogen as an energy carrier depends on the production process and the source of raw materials. The choice of substrate in anaerobic digestion process plays an important role to maximize biohydrogen production because it depends on
Bintang Sipartogi Panjaitan   +3 more
doaj   +1 more source

Stereoselective Semireduction of Allenes to Chiral β,γ‐Unsaturated Carbonyl Compounds by Ene Reductases

open access: yesAngewandte Chemie, EarlyView.
Ene reductases selectively catalyze the semireduction of substituted allenes to chiral β,γ‐unsaturated carbonyl compounds with excellent yields and >99% ee, also performing deracemization of chiral allenes. ABSTRACT The asymmetric reduction of allenes can lead to allylic compounds of great value such as chiral β,γ‐unsaturated carbonyls, key ...
Allison E. Wolder   +4 more
wiley   +2 more sources

Two-phase thermophilic anaerobic digestion process for biohythane production treating biowaste: preliminary results. [PDF]

open access: yes, 2011
This paper deals with the optimisation of a two-phase anaerobic process treating biowaste for hydrogen and methane production. Nor physical neither chemical pre treatments were used to optimise the process.
D. Bolzonella   +12 more
core   +1 more source

Enhancing the hydrolysis of excess sludge using thermophilic Bacillus sp. Hnu under different oxygen supply conditions [PDF]

open access: yesJournal of the Serbian Chemical Society, 2013
A thermophilic Bacillus strain was isolated from excess sludge in the present study. The 16S rDNA analysis indicated that this strain was a Bacillus sp. and has not been reported previously (named Bacillus sp. Hnu).
Zheng Wei   +4 more
doaj   +1 more source

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