Results 71 to 80 of about 850,653 (178)

Bioprocesses for the treatment and valorisation of gas emissions, odours, volatile compounds and greenhouse gases

open access: yesFrontiers in Environmental Engineering
Different bioprocesses for the treatment as well as the valorisation of waste gases and greenhouse gases are briefly reviewed. Biotreatment technologies are based on the use of bioreactors for waste gas treatment, e.g., biofilter, biotrickling filter ...
Cecilia Naveira-Pazos   +2 more
doaj   +1 more source

Formic Acid Formation by Clostridium ljungdahlii at Elevated Pressures of Carbon Dioxide and Hydrogen

open access: yesFrontiers in Bioengineering and Biotechnology, 2018
Low productivities of bioprocesses using gaseous carbon and energy sources are usually caused by the low solubility of those gases (e.g., H2 and CO).
Florian Oswald   +6 more
doaj   +1 more source

Technobiological Pathways for High‐CO₂ Capture Using Micro‐/Macroalgae: Genetic Engineering, Process Automation, and Value‐Added Bioproducts

open access: yesAsia-Pacific Journal of Chemical Engineering, Volume 21, Issue 3, May/June 2026.
ABSTRACT Greenhouse gas (GHG) emissions have emerged as one of the most critical drivers of climate change; this is primarily due to high concentrations and long atmospheric life of carbon dioxide (CO2). For a significant amount of time, various biological processes such as microalgal cultivation, cyanobacterial systems, photosynthetic microorganisms ...
Sadhana Semwal, Harish Chandra Joshi
wiley   +1 more source

Acetogenic Methane‐Carbon Monoxide Comproportionation: An Exergonic but Unobserved Microbial Metabolism

open access: yesJournal of Geophysical Research: Biogeosciences, Volume 131, Issue 5, May 2026.
Abstract Microbial metabolism relies on redox reactions that exploit chemical disequilibria. While aerobic carbon oxidation, carbon fixation, and fermentation are well studied, the broader space of anaerobic carbon redox reactions remains underexplored.
Heidi S. Aronson   +2 more
wiley   +1 more source

Emerging Technologies for Biobutanol Production via Syngas Fermentation

open access: yesGCB Bioenergy, Volume 18, Issue 5, May 2026.
Biobutanol production from syngas is promising but limited by microbial energy conservation and gas–liquid mass transfer. This review integrates advances in cultivation control and bioreactor engineering with next‐generation biological tools including metabolic rewiring, co‐cultivation and chain elongation, and electro‐fermentation to enable carbon ...
Xuemei Wang   +3 more
wiley   +1 more source

Table_2_Microbiological Surveillance of Biogas Plants: Targeting Acetogenic Community.XLSX

open access: yes, 2021
Acetogens play a very important role in anaerobic digestion and are essential in ensuring process stability. Despite this, targeted studies of the acetogenic community in biogas processes remain limited.
Anna Schnürer (712711)   +3 more
core   +1 more source

Whole-cell biocatalysis for hydrogen storage and syngas conversion to formate using a thermophilic acetogen

open access: yesBiotechnology for Biofuels, 2020
Background In times of global climate change, the conversion and capturing of inorganic CO2 have gained increased attention because of its great potential as sustainable feedstock in the production of biofuels and biochemicals.
Fabian M. Schwarz, Volker Müller
doaj   +1 more source

Advancement in Anaerobic Digestion for Scaling‐Up Biogas Production Through Food Waste Valorization

open access: yesChemBioEng Reviews, Volume 13, Issue 2, April 2026.
The review article begins with an introduction that covers the overview, food waste (FW) classification, and the steps involved in producing biogas through anaerobic digestion (AD). Following that, it describes the process for producing biogas, including single‐, two‐, and multistage systems, mesophilic and thermophilic digestion, and wet and dry ...
Poulami Chatterjee   +2 more
wiley   +1 more source

Sulfate-Reducing ElectroAutotrophs and Their Applications in Bioelectrochemical Systems

open access: yesFrontiers in Energy Research, 2018
Electroautotrophs are microbes able to perform different biocathodic reactions by using CO2 as sole carbon source and electrochemical reducing power as a sole energy source.
Valeria Agostino   +3 more
doaj   +1 more source

Methane Generation Using an Anaerobic Biodigester From Waste Leachate Water

open access: yesAsia-Pacific Journal of Chemical Engineering, Volume 21, Issue 2, March/April 2026.
ABSTRACT Leachate wastewater (LWW) is characterized by slow biodegradation and low biogas production due to resistant materials and limited biological activity. Therefore, applying pretreatments is essential to improving biodegradation potential, which consequently boosts energy recovery.
Khairi R. Kalash   +5 more
wiley   +1 more source

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