Results 51 to 60 of about 16,789 (199)

Enhanced Anaerobic Digestion Using Conductive Materials through Mediation of Direct Microbial Interspecies Electron Transfer: A Review

open access: yesFermentation, 2023
The anaerobic digestion (AD) of organic matter is susceptible to the challenges posed by low-speed electron transfer between microorganisms and the limitation of low hydrogen partial pressure, resulting in low methane recovery efficiency and poor system ...
Tianqi Kong, Wanli Zhang
doaj   +1 more source

Feshbach spectroscopy and scattering properties of ultracold Li+Na mixtures [PDF]

open access: yes, 2012
We have observed 26 interspecies Feshbach resonances at fields up to 2050 G in ultracold $^6$Li+$^{23}$Na mixtures for different spin-state combinations.
A. Trautmann   +9 more
core   +4 more sources

Direct interspecies electron transfer in anaerobic digestion: Research and technological application [PDF]

open access: yesChinese Science Bulletin, 2020
Anaerobic digestion (AD), an economical and eco-friendly strategy for renewable energy recovery, has been widely investigated and applied in the stabilization of various organic wastes. However, two major factors involved in the slow fermentation rate and low methane conversion efficiency still limit its large-scale applications around the world ...
Zhiqiang Zhao, Yang Li, Yaobin Zhang
openaire   +1 more source

Characterization and modelling of interspecies electron transfer mechanisms and microbial community dynamics of a syntrophic association [PDF]

open access: yes, 2013
Syntrophic associations are central to microbial communities and thus have a fundamental role in the global carbon cycle. Despite biochemical approaches describing the physiological activity of these communities, there has been a lack of a mechanistic ...
Embree, Mallory   +7 more
core   +1 more source

Unravelling the active microbial community in a thermophilic anaerobic digester-microbial electrolysis cell coupled system under different conditions [PDF]

open access: yes, 2017
Thermophilic anaerobic digestion (AD) of pig slurry coupled to a microbial electrolysis cell (MEC) with a recirculation loop was studied at lab-scale as a strategy to increase AD stability when submitted to organic and nitrogen overloads.
Bonmatí Blasi, August   +2 more
core   +2 more sources

Collective Autoionization in Multiply-Excited Systems: A novel ionization process observed in Helium Nanodroplets [PDF]

open access: yes, 2013
Free electron lasers (FELs) offer the unprecedented capability to study reaction dynamics and image the structure of complex systems. When multiple photons are absorbed in complex systems, a plasma-like state is formed where many atoms are ionized on a ...
Brauer, N.   +21 more
core   +2 more sources

Graphene Facilitates Biomethane Production from Protein-Derived Glycine in Anaerobic Digestion

open access: yesiScience, 2018
Summary: Interspecies electron transfer is a fundamental factor determining the efficiency of anaerobic digestion (AD), which involves syntrophy between fermentative bacteria and methanogens.
Richen Lin   +7 more
doaj   +1 more source

CosmoSpec: Fast and detailed computation of the cosmological recombination radiation from hydrogen and helium [PDF]

open access: yes, 2015
We present the first fast and detailed computation of the cosmological recombination radiation released during the hydrogen (redshift z ~ 1300) and helium (z ~ 2500 and z ~ 6000) recombination epochs, introducing the code CosmoSpec.
Ali-Haimoud, Yacine, Chluba, Jens
core   +3 more sources

Effects of foam nickel supplementation on anaerobic digestion: Direct interspecies electron transfer

open access: yesJournal of Hazardous Materials, 2020
Stimulating direct interspecies electron transfer with conductive materials is a promising strategy to overcome the limitation of electron transfer efficiency in syntrophic methanogenesis of industrial wastewater. This paper assessed the impact of conductive foam nickel (FN) supplementation on syntrophic methanogenesis and found that addition of 2.45 g/
Guo, Xiaobo   +7 more
openaire   +3 more sources

Carbon nanotubes accelerate methane production in pure cultures of methanogens and in a syntrophic coculture [PDF]

open access: yes, 2017
Carbon materials have been reported to facilitate direct interspecies electron transfer (DIET) between bacteria and methanogens improving methane production in anaerobic processes. In this work, the effect of increasing concentrations of carbon nanotubes
Baek   +58 more
core   +1 more source

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