Results 1 to 10 of about 110 (69)

Production of Bio-hydrogen by Microorganisms and Extracellular Enzymes: Clean Energy [PDF]

open access: yesBiological Journal of Microorganism, 2022
Introduction: Hydrogen gas has great potential as a renewable energy source. Although hydrogen gas is obtained from fossil fuels, there is a demand for its production by chemical methods and electrolysis of water, and its extraction from oil sands is ...
Mahla Bagheri   +2 more
doaj   +1 more source

Effect of Photo Irradiation on the Anaerobic Digestion of Waste Sewage Sludge-Reduced Methane and Hydrogen Sulfide Productions

open access: yesFermentation, 2023
Since a large amount of sewage sludge (WSS) is generated daily, exploring effective methods for utilizing WSS is necessary. Although a photo-fermentation system sometimes alters the characteristics of microbial functions, there have been no attempts to ...
Shotaro Toya   +3 more
doaj   +1 more source

Management of Dark Fermentation Broth via Bio Refining and Photo Fermentation

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   +1 more source

Recent progress on rational design of catalysts for fermentative hydrogen production

open access: yesSusMat, 2022
The increasingly severe energy crisis has strengthened the determination to develop environmentally friendly energy. And hydrogen has emerged as a candidate for clean energy.
Yifan Chai   +10 more
doaj   +1 more source

Bio-Hydrogen Production from Wastewater: A Comparative Study of Low Energy Intensive Production Processes

open access: yesClean Technologies, 2021
Billions of litres of wastewater are produced daily from domestic and industrial areas, and whilst wastewater is often perceived as a problem, it has the potential to be viewed as a rich source for resources and energy.
A K M Khabirul Islam   +4 more
doaj   +1 more source

Effects of Different Hydrolysis Methods on the Hydrolysate Characteristics and Photo-Fermentative Hydrogen Production Performance of Corn and Sorghum Straw

open access: yesEnergies, 2022
The effects of hydrolysis methods (hydrothermal, acid, alkali, hydrothermal-enzyme, acid-enzyme, and alkali-enzyme) on hydrolysate characteristics and photo fermentative hydrogen production (PFHP) of corn straw (CS) and sorghum straw (SS) were ...
Qing Li   +7 more
doaj   +1 more source

Enhanced Biohydrogen Production from Food Waste via Separate Hydrolysis and Fermentation: A Sustainable Approach

open access: yesBiology and Life Sciences Forum, 2023
Biohydrogen production from renewable resources holds promise for sustainable energy generation. This study explores the potential of utilizing food waste, a prevalent global environmental issue, as a substrate for efficient biohydrogen production.
Radu Tamaian
doaj   +1 more source

From Microalgae to Bioenergy: Recent Advances in Biochemical Conversion Processes

open access: yesFermentation, 2023
Concerns about rising energy demand, fossil fuel depletion, and global warming have increased interest in developing and utilizing alternate renewable energy sources.
Sheetal Kishor Parakh   +3 more
doaj   +1 more source

Processing of Biomass Prior to Hydrogen Fermentation and Post-Fermentative Broth Management

open access: yesMolecules, 2022
Using bioconversion and simultaneous value-added product generation requires purification of the gaseous and the liquid streams before, during, and after the bioconversion process.
Zhila Honarmandrad   +2 more
doaj   +1 more source

Waste to Sustainable Biohydrogen Production Via Photo-Fermentation and Biophotolysis − A Systematic Review

open access: yesRenewable Energy and Environmental Sustainability, 2021
Considering the environmental challenges humanity faces in the 21st century, it is obvious that there is an enormous need for change of the global energy map.
Melitos George   +2 more
doaj   +1 more source

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