Results 11 to 20 of about 481,445 (303)

Stannites – a new promising class of durable electrocatalysts for efficient water oxidation [PDF]

open access: yes, 2020
The oxygen evolution reaction (OER) through water oxidation is a key process for multiple energy storage technologies required for a sustainable energy economy such as the formation of the fuel hydrogen from water and electricity, or metal‐air batteries.
Beltrán-Suito, Rodrigo   +7 more
core   +1 more source

LIBS depth profiling of Be-containing samples with different gaseous impurity concentrations

open access: yesNuclear Materials and Energy, 2023
Understanding the interaction between the fusion plasma and the plasma-facing materials (PFMs) is crucial for achieving the optimal performance, safety, and lifetime of the fusion devices.
P.G. Bhat   +17 more
doaj   +1 more source

Mechanical properties of concrete containing palm oil fuel ash and modified expanded polystyrene beads as replacement materials using finite element method [PDF]

open access: yes, 2020
Nowadays, so much waste material was dumped and produced by the industrial sector. In this research, the Palm Oil Fuel Ash (POFA) and Modified Expanded Polystyrene beads (EPS) were used as replacement material.
A Rahman, Noor Khazanah   +6 more
core   +1 more source

Chemical state mapping of simulant Chernobyl lava-like fuel containing material using micro-focused synchrotron X-ray spectroscopy [PDF]

open access: yesJournal of Synchrotron Radiation, 2021
Uranium speciation and redox behaviour is of critical importance in the nuclear fuel cycle. X-ray absorption near-edge spectroscopy (XANES) is commonly used to probe the oxidation state and speciation of uranium, and other elements, at the macroscopic and microscopic scale, within nuclear materials.
Hao Ding   +9 more
openaire   +5 more sources

Co-Pyrolysis of Lignite and Oil Plant Cake Blends [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2022
Although today’s fossil fuel reserves have been still considered a long-term energy supply, biomass has received worldwide attention as a cheap and renewable energy source due to the known global environmental impact of fossil fuel usage.
Melek Yılgın
doaj   +1 more source

Effects of oxygen-containing functional groups on carbon materials in supercapacitors: A review

open access: yesMaterials & Design, 2023
Carbon materials play an indispensable role in supercapacitor devices. However, carbon materials based on the electric double-layer energy storage mechanisms limit the energy density improvement of supercapacitors.
Chunjuan Qiu   +3 more
doaj   +1 more source

Investigating the Microstructure and Mechanical Behavior of Simulant ‘Lava-Like’ Fuel Containing Materials From the Chernobyl Reactor Unit 4 Meltdown [PDF]

open access: yesSSRN Electronic Journal, 2021
Decommissioning of the damaged Chernobyl nuclear reactor Unit 4 is a top priority for the global community. Before such operations begin, it is crucial to understand the behaviour of the hazardous materials formed during the accident. Since those materials formed under extreme and mostly unquantified conditions, modelling alone is insufficient to ...
Paraskevoulakos, C.   +11 more
openaire   +6 more sources

Resolving hydrogen atoms at metal-metal hydride interfaces [PDF]

open access: yes, 2019
Hydrogen as a fuel can be stored safely with high volumetric density in metals. It can, however, also be detrimental to metals causing embrittlement. Understanding fundamental behavior of hydrogen at atomic scale is key to improve the properties of metal-
de Graaf, Sytze   +4 more
core   +2 more sources

Results of analysis of temperature monitoring data around the nuclearly hazardous cluster of fuel-containing materials in the sub-reactor room 305/2 of the "Shelter" object, inside and outside the new safe confinement [PDF]

open access: yesЯдерна фізика та енергетика
The results of the analysis of temperature monitoring data were obtained using the information and measuring system (IMS) "Finish" (1991 - 2015) and expert research system, new safe confinement (NSC) integrated control system in the main volume (MV ...
O. V. Mykhailov   +2 more
doaj   +1 more source

Evaluation of physicochemical variability of sustainable aviation fuels

open access: yesFrontiers in Energy Research, 2022
This study outlines an effort to report on the physicochemical variability of Sustainable Aviation Fuels (SAF), leveraging data from the FAA Alternative Jet Fuels Test Database (AJFTD).
Anna L. Oldani   +2 more
doaj   +1 more source

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