Results 11 to 20 of about 390,184 (317)

Investigating the Effect of Ni Loading on the Performance of Yttria-Stabilised Zirconia Supported Ni Catalyst during CO2 Methanation

open access: yesMethane, 2023
CO2 methanation was studied on Ni-based yttria-stabilised zirconia (Ni/YSZ) catalysts. The catalysts were prepared by the wet impregnation method, where the amount of Ni content was varied from 5% to 75%.
Osaze Omoregbe   +3 more
doaj   +1 more source

Metal‐organic framework‐derived Cu@Co4N nanoparticles anchored on N-doped carbon nanotubes for efficient and stable ORR activity [PDF]

open access: yesHydrogen, Fuel Cell & Energy Storage, 2023
Developing highly efficient, durable, and low-cost electrocatalysts for oxygen reduction reaction (ORR) is very important for energy conversion technologies.
Parisa Akbarian, Mehdi Kheirmand
doaj   +1 more source

Chemical kinetics analysis of a zinc-air fuel cell [PDF]

open access: yesHydrogen, Fuel Cell & Energy Storage, 2023
Zinc-air batteries and zinc-air fuel cells (ZAFC) are types of metal-air batteries that use zinc and oxygen from the air to generate power. They have high energy densities and are cost-effective to manufacture.
Parisa Akbarian, Mehdi Kheirmand
doaj   +1 more source

Screening of important factors affecting the process of ammonia synthesis by Plackett-Burman method and process optimization with RSMScreening the Important Factors Affecting the Process of Ammonia Synthesized by the Plackett-Burman Method and the Process Optimization with RSM [PDF]

open access: yesIranian Journal of Chemical Engineering, 2022
The optimization of the ammonia synthesis plant to increase the production of ammonia is studied in this line of research. In this paper, the steady-state ammonia synthesis is simulated using the Aspen HysysV.11 software.
A. H. Oudi, A. Irankhah
doaj   +1 more source

Ethanol internal reforming in solid oxide fuel cells: A path toward high performance metal-supported cells for vehicular applications [PDF]

open access: yes, 2020
Internal reforming of ethanol fuel was investigated on high-performance metal-supported solid oxide fuel cells (MS-SOFCs) with infiltrated catalysts. The hydrogen concentration and internal reforming effects were evaluated systematically with different ...
Dogdibegovic, E, Fukuyama, Y, Tucker, MC
core   +1 more source

Metallic Hydrides I: Hydrogen Storage and Other Gas-Phase Applications [PDF]

open access: yes, 2002
A brief survey is given of the various classes of metal alloys and compounds that are suitable for hydrogen-storage and energy-conversion applications.
Bowman, Robert C., Jr., Fultz, Brent
core   +1 more source

The Development of Current Collection in Micro-Tubular Solid Oxide Fuel Cells—A Review

open access: yesApplied Sciences, 2021
Micro-tubular solid oxide fuel cells (µT-SOFCs) are suited to a broad range of applications with power demands ranging from a few watts to several hundred watts. µT-SOFCs possess inherently favourable characteristics over alternate configurations such as
Oujen Hodjati-Pugh   +2 more
doaj   +1 more source

Reduced complexity models for water management and anode purge scheduling in DEA operation of PEMFCs [PDF]

open access: yes, 2010
In this work, the dynamic behavior of Fuel Cell operation under Dead-Ended Anode conditions is shown. A DEA can be fed with dry hydrogen, since water crossing through the membrane is sufficient to humidify the fuel.
Siegel, Jason B.   +3 more
core   +1 more source

Copper Catalysts Supported on CeMnO2 for CO Oxidation in Hydrogen-Rich Gas Streams [PDF]

open access: yesIranian Journal of Chemical Engineering, 2015
e"> The CeMnO2 supports were prepared via co-precipitation method by ammonia as precipitating agent. The CuO/CeO2 and CuO/Ce(1-x)MnxO2 (x=0.1, 0.3 and 0.5) catalysts were synthesized by wet impregnation method.
N. Hoshyar   +2 more
doaj  

Determination of the Activation Energy for Hydride Decomposition Using a Sieverts-Type Apparatus and the Kissinger Equation

open access: yesMetals, 2022
We developed a method to determine the activation energy for hydride decomposition using a Sieverts-type apparatus and the Kissinger equation, not using thermal analysis methods.
Myoung-Youp Song, Young-Jun Kwak
doaj   +1 more source

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