Results 11 to 20 of about 680,896 (253)

Global Roadmap for Implementing CO2 Utilization [PDF]

open access: yes, 2019
CO2U’s potential: Profitable markets and mitigated CO2 emissions At full scale, 5 CO2U products (see below) could create a market over US $800 billion by 2030.
Initiative, Global CO2
core   +7 more sources

Frequency Response Analysis of the Unsteady-State CO/CO2 Methanation Reaction: An Experimental Study [PDF]

open access: yes, 2022
The utilization of renewable electricity for power-to-gas (PtG) applications induces fluctuations in the H2 availability from water electrolysis. For subsequent methanation of CO or CO2 the unsteady-state operation of the respective reactor allows to ...
Dominik, Meyer   +3 more
core   +1 more source

CO2 methanation on Ni-Fe based catalysts: Mechanistic and structured reactor study [PDF]

open access: yes, 2021
The clean energy transition towards renewable energy sources has increased the need for large-scale and long-term energy storage systems. Power-to-Gas concept offers the solution to convert surplus electrical power into gaseous energy carriers.
Huynh, Huong Lan
core   +1 more source

Small Cobalt Nanoparticles Favor Reverse Water-Gas Shift Reaction over Methanation Under CO2 Hydrogenation Conditions [PDF]

open access: yes, 2023
Cobalt-based catalysts are well-known to convert syngas into a variety of Fischer-Tropsch (FTS) products depending on the various reaction parameters, in particular particle size.
Christophe , Copéret   +3 more
core   +2 more sources

Methanation of CO/CO2 mixtures: Evaluation of pellet size effect on methane formation rate and reactant selectivity [PDF]

open access: yes, 2023
In the present contribution, numerical experiments are used to interpret results obtained from physical diffusion-influenced experiments for the CO and CO2 co-methanation. Physical and numerical experiments are conducted in the temperature range from 513
Dominik, Meyer   +3 more
core   +1 more source

De-oxygenation of CO2 by using Hydrogen, Carbon and Methane over Alumina-Supported Catalysts [PDF]

open access: yes, 2012
The de-oxygenation of CO2 was explored by using hydrogen, methane, carbon etc., over alumina supported catalysts. The alumina-supported ruthenium, rhodium, platinum, molybdenum, vanadium and magnesium catalysts were first reduced in hydrogen atmosphere ...
Raskar, R.Y.   +5 more
core   +2 more sources

Spray-Dried Ni Catalysts with Tailored Properties for CO2 Methanation [PDF]

open access: yes, 2020
A catalyst production method that enables the independent tailoring of the structural properties of the catalyst, such as pore size, metal particle size, metal loading or surface area, allows to increase the efficiency of a catalytic process.
Thomas Turek   +9 more
core   +1 more source

Efficient CO2 methanation using nickel nanoparticles supported mesoporous carbon nitride catalysts

open access: yesScientific Reports, 2023
The CO2 methanation technique not only gives a solution for mitigating CO2 emissions but can also be used to store and convey low-grade energy. The basic character and large surface area of mesoporous carbon nitride, (MCN), are considered promising ...
Zakaria Refaat   +6 more
doaj   +1 more source

Low temperature CO2 methanation on hydrothermal synthesis of Ni-Ba/Sm2O3 catalysts

open access: yesSustainable Chemistry for Climate Action, 2023
A low temperature CO2 methanation is a thermodynamically favorable route to produce highly selective methane while preventing catalyst deactivation. Ni-Ba/Sm2O3 catalysts synthesized using one-pot hydrothermal method exhibited enhanced reducibility with ...
Athirah Ayub   +3 more
doaj   +1 more source

Boosting CO2 methanation activity on Ru/TiO2 catalysts by exposing (001) facets of anatase TiO2

open access: yes, 2022
S.242-252Catalytic reduction of CO2 to methane has been recognized as one of the most important strategic reactions to produce highly valuable chemicals and for storage of renewable energy (power-to-gas). This study demonstrates a crystal facet-dependent
Kolb, Gunther   +6 more
core   +1 more source

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