Results 21 to 30 of about 1,032,640 (291)

Thermophilic Dark Fermentation for Simultaneous Mixed Volatile Fatty Acids and Biohydrogen Production from Food Waste

open access: yesFermentation, 2023
Food waste is categorized as organic solid waste, which has a negative impact on environmental sustainability. Food waste was simultaneously used for the feasible generation of mixed volatile fatty acids (VFAs) and bio-hydrogen by deploying dark ...
Rattana Jariyaboon   +6 more
doaj   +2 more sources

Study on the Functional, Physiological, and Sensory Properties of Coffee Leaf Dark Tea Processed Using the Pile Fermentation Method of Pu-Erh Tea [PDF]

open access: yesFoods
Coffee leaves are a promising raw material for functional beverages due to their distinctive phytochemical profile. In this study, sun-dried Arabica coffee leaves were processed into coffee leaf dark tea using Pu-erh-style pile fermentation with three ...
Yanbing Wang   +7 more
doaj   +2 more sources

Characterizing and decoding the effects of co-culture fermentation on dark tea infusion flavor development: elucidating microbial succession and metabolic dynamics mediated by Eurotium cristatum and water kefir

open access: yesFood Chemistry: X
Water kefir (a probiotic-rich culture) and Eurotium cristatum (a key fungus in Fu brick tea) were co-fermented with dark tea infusion to investigate dynamic changes in volatile organic compounds (VOCs), microbial communities, and biochemical components ...
Yao Gao   +13 more
doaj   +2 more sources

Iron (Magnetite) Nanoparticle-Assisted Dark Fermentation Process for Continuous Hydrogen Production from Rice Straw Hydrolysate

open access: yesApplied Sciences
The use of metal nanoparticles (NPs) to enhance hydrogen production in dark fermentation (DF) has become a pioneering field of interest. In particular, iron-based nanoparticles (FeNPs) play a pivotal role in enhancing the activity of metalloenzymes and ...
Jacobo Pérez-Barragán   +7 more
doaj   +2 more sources

Management of Dark Fermentation Broth via Bio Refining and Photo Fermentation [PDF]

open access: yesEnergies, 2021
Lignocellulose and starch-based raw materials are often applied in the investigations regarding biohydrogen generation using dark fermentation. Management of the arising post-fermentation broth becomes a problem. The Authors proposed sequential processes,
Karolina Kucharska   +3 more
doaj   +2 more sources

Reduced use of phosphorus and water in sequential dark fermentation and anaerobic digestion of wheat straw and the application of ensiled steam-pretreated lucerne as a macronutrient provider in anaerobic digestion [PDF]

open access: yesBiotechnology for Biofuels, 2018
Background Current EU directives demand increased use of renewable fuels in the transportation sector but restrict governmental support for production of biofuels produced from crops.
Eoin Byrne   +5 more
doaj   +2 more sources

Modelling of dark fermentation of glucose and sour cabbage. [PDF]

open access: yesHeliyon, 2021
In the article, modified Anaerobic Digestion Models 1 (ADM-1) was tested for modelling dark fermentation for hydrogen production. The model refitting was done with the Euler method. The new model was based on sets of differential equations. The model was checked for hydrogen production from sour cabbage in batch and semi-batch in 5 g VSS (volatile ...
Sołowski G, Pastuszak K.
europepmc   +5 more sources

A shift from anaerobic digestion to dark fermentation in glycol ethylene fermentation. [PDF]

open access: yesEnviron Sci Pollut Res Int, 2021
AbstractAnaerobic digestion of aqueous glycol ethylene was tested. The process lasted two cycles of 7 days, but after the second cycle, high hydrogen production occurred shift to dark fermentation. The biogas production lasted 14 days, obtaining peak values of hydrogen, and then rapidly stopped. In investigations, the following were checked: dependence
Sołowski G, Ziminski T, Cenian A.
europepmc   +4 more sources

Influences of Fermentation Temperature on Volatile and Non-Volatile Compound Formation in Dark Tea: Mechanistic Insights Using Aspergillus niger as a Model Organism [PDF]

open access: yesFoods
The mechanism of the quality formation of dark tea is not fully clear, particularly under variable fermentation temperatures. In this study, the tea fermented with Aspergillus niger (AN) at 25 (AN25) and 37 °C (AN37) exhibited the highest quality ...
Rida Niaz   +9 more
doaj   +2 more sources

A Review of Application of Experimental Design Techniques Related to Dark Fermentative Hydrogen Production [PDF]

open access: yesJournal of Renewable Energy and Environment, 2020
The current review purpose is to present a general overview of different experimental design methods that are applied to investigate the effect of key factors on dark fermentation and are efficient in predicting the experimental data for biological ...
Fatemeh Boshagh, Khosrow Rostami
doaj   +1 more source

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