Results 21 to 30 of about 26,343 (216)

Reversible Molten Catalytic Methane Cracking Applied to Commercial Solar-Thermal Receivers

open access: yesEnergies, 2020
When driven by sunlight, molten catalytic methane cracking can produce clean hydrogen fuel from natural gas without greenhouse emissions. To design solar methane crackers, a canonical plug flow reactor model was developed that spanned industrially ...
Scott C. Rowe   +4 more
doaj   +1 more source

Spatiotemporal Patterns and Influencing Factors of Agriculture Methane Emissions in China

open access: yesAgriculture, 2022
Explaining the methane emission pattern of Chinese agriculture and the influencing factors of its spatiotemporal differentiation is of great theoretical and practical significance for carbon neutrality.
Guofeng Wang   +3 more
doaj   +1 more source

Development of a Microbial Fuel Cell Using Methylococcus Chroococcus Bacteria as a Biocatalyst

open access: yesCrystals, 2021
Methane is an extensively accessible green energy that can be obtained organically just by way of through natural gases. However, using methane in fuel at ambient temperature conditions is quite challenging, due to its high thermodynamically stability ...
Hany S. Abdo   +5 more
doaj   +1 more source

Evaluation of fiber optic methane sensor using a smoke chamber

open access: yesInternational Journal of Mining Science and Technology, 2018
This report presents the results of experiments to evaluate a prototype fiber optic methane monitor exposed to smoke using a smoke chamber to simulate atmospheric conditions in an underground coal mine after a fire or explosion.
Mingming Li   +3 more
doaj   +1 more source

Effects of intermittent power-on and electrode inversion on anaerobic co-digestion of sludge and food waste in MEC-CSTR system

open access: yes能源环境保护, 2023
The rapid urbanization has led to the discharge and generation of large amounts of organic solid waste, such as sewage sludge (SS) and food waste (FW). The introduction of a microbial electrolysis cell (MEC) into the anaerobic digestion (AD) process can ...
ZHI Zhongxiang   +4 more
doaj   +1 more source

Development of a kinetic model for CO2 methanation over a commercial Ni/SiO 2 catalyst in a differential reactor

open access: yesEnergy Reports, 2022
Development of a kinetic model for CO2 methanation over a commercial nickel catalyst was performed to consider pathways of CO2 conversion via Sabatier and RWGS reactions.
Angkana Khuenpetch   +3 more
doaj   +1 more source

Geological storage capacity for green excess energy readily available in Germany [PDF]

open access: yesAdvances in Geosciences, 2020
Energy supply in Germany is subject to a profound change. The present paper addresses the German potential of storing excess energy from renewable power sources in the geological subsurface.
M. Kühn   +4 more
doaj   +1 more source

Chitin‐Derived Carbon‐Metal Functional Materials

open access: yesAdvanced Functional Materials, EarlyView.
Functional carbon materials are synthesized from combination of biopolymer (chitin) and iron precursors. The resultant material exhibits superior surface area and adsorptive properties compared to carbon materials synthesized directly from pure chitin.
Herry Fang   +7 more
wiley   +1 more source

Hydrogen Mass Transfer in Anaerobic Biomethanation: A Comparative Study of Injection Strategies and Practical Limitations of Silicone Diffusion

open access: yesEnergies
Biological methanation of carbon dioxide (CO2) using hydrogen (H2) offers a promising route for upgrading biogas and storing renewable energy within existing gas infrastructures.
Gert Hofstede   +6 more
doaj   +1 more source

Physics‐Grounded Materials Artificial Intelligence for Reliable Materials Discovery

open access: yesAdvanced Functional Materials, EarlyView.
Physics‐Grounded Materials AI (PhysMat AI) integrates physical priors, descriptors, constraints, verification, and data infrastructure into a unified full‐stack framework, enabling reliable, interpretable, and autonomous AI‐driven materials discovery.
Yuhang Wang   +3 more
wiley   +1 more source

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