Results 131 to 140 of about 8,540,888 (310)

Conceptual design of an annular-fueled superheat boiling water reactor [PDF]

open access: yes, 2011
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Nuclear Science and Engineering, February 2011."September 2010." Cataloged from PDF version of thesis.Includes bibliographical references (p.
Ko, Yu-Chih, Ph. D. Massachusetts Institute of Technology
core  

Investigation of Turbulence and Turbulent Prandtl Number Models for He-Xe Thermal Hydraulics in Quasi-Triangular Channel

open access: yesEnergies
Compact nuclear reactor systems usually use helium–xenon (He-Xe) mixtures as coolants. Tight-lattice rod-bundled channels, serving as primary core configurations in compact nuclear reactor designs, exhibit quasi-triangular cross-sections where fluid ...
Yue Xie   +4 more
doaj   +1 more source

Atomic Tuning of Metal‐Support Interactions for Pathway‐Selective CO2 Photoreduction on TiO2

open access: yesAdvanced Science, EarlyView.
Single‐atom Fe and Cu catalysts anchored on TiO2 steer photocatalytic CO2 reduction toward distinct pathways. Fe sites favor rapid *CO desorption and selective CO formation, whereas Cu sites stabilize *CHO intermediates, enabling deep reduction and C─C coupling. Combined spectroscopy and DFT calculations reveal how metal–support interactions and oxygen
Dongyun Kim   +13 more
wiley   +1 more source

Gas reactor international cooperative program interim report: German Pebble Bed Reactor design and technology review

open access: yes, 1978
This report describes and evaluates several gas-cooled reactor plant concepts under development within the Federal Republic of Germany (FRG). The concepts, based upon the use of a proven Pebble Bed Reactor (PBR) fuel element design, include nuclear heat ...

core   +1 more source

Analysis of the physical properties of a boron meter based on He-3 neutron detector

open access: yesAlexandria Engineering Journal
Boron meter is commonly used for real-time monitoring of boron concentration in the primary circuit water of pressurized water reactors to ensure the safe operation of the reactor.
Qi-Dong Dai   +5 more
doaj   +1 more source

Vacuum technologies for fusion reactor.

open access: yesKakuyūgō kenkyū, 1986
Vacuum technologies for fusion reactor are described from the stand point of the particle balance. At first, general view of the reactor vacuum system, and then the Rtokamak as a near term fusion device for D+ T reacting plasma are discussed. The efforts of development of the vacuum components and materials for vacuum systems are also described.
openaire   +2 more sources

ML Workflows for Screening Degradation‐Relevant Properties of Forever Chemicals

open access: yesAdvanced Science, EarlyView.
The environmental persistence of per‐ and polyfluoroalkyl substances (PFAS) necessitates efficient remediation strategies. This study presents physics‐informed machine learning workflows that accurately predict critical degradation properties, including bond dissociation energies and polarizability.
Pranoy Ray   +3 more
wiley   +1 more source

Synergy of Pd Clusters and TiO2 {101} for Photocatalytic Nonoxidative Coupling of Methane

open access: yesAdvanced Science, EarlyView.
This study presents photocatalytic nonoxidative coupling of methane over cal‐Pd0.05/TiO2{101}, achieving near 100% selectivity and long‐term stability under mild flow conditions through synergistic single atoms and clusters catalysis. ABSTRACT Photocatalytic nonoxidative coupling of methane (NOCM) offers a sustainable route to valorize CH4 into C2 ...
Jianlong Yang   +2 more
wiley   +1 more source

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