Results 81 to 90 of about 59,392 (298)

Carbon phenolic heat shields for Jupiter/Saturn/Uranus entry probes [PDF]

open access: yes, 1974
Carbon phenolic heat shield technology is reviewed. Heat shield results from the outer planetary probe mission studies are summarized along with results of plasma jet testing of carbon phenolic conducted in a ten megawatt facility. Missile flight data is
Mezines, S.
core   +1 more source

AI‐Guided Co‐Optimization of Advanced Field‐Effect Transistors: Bridging Material, Device, and Fabrication Design

open access: yesAdvanced Intelligent Discovery, EarlyView.
This article outlines how artificial intelligence could reshape the design of next‐generation transistors as traditional scaling reaches its limits. It discusses emerging roles of machine learning across materials selection, device modeling, and fabrication processes, and highlights hierarchical reinforcement learning as a promising framework for ...
Shoubhanik Nath   +4 more
wiley   +1 more source

π-π stacking vs. C–H/π interaction: Excimer formation and charge resonance stabilization in van der Waals clusters of 9,9′-dimethylfluorene [PDF]

open access: yes, 2018
Studies of exciton and hole stabilization in multichromophoric systems underpin our understanding of electron transfer and transport in materials and biomolecules.
Cai, Sheng   +7 more
core   +1 more source

Metal oxide candidates for thermochemical water splitting obtained with a generative diffusion model

open access: yesJPhys Energy
Generative diffusion models (DMs) for inorganic crystalline materials are being actively investigated for their potential to expand the chemical and structural design spaces for known functional materials.
Matthew D Witman   +3 more
doaj   +1 more source

Simulating the Martian Chemical Enivronment [PDF]

open access: yes, 2018
We report on new analogue materials to simulate Martian rocks and soils, especially under realistic redox ...
Olsson-Francis, K.   +3 more
core  

Thermochemical ablation of rocket nozzle insert materials Final report [PDF]

open access: yes
Resistance of rocket nozzle throat insert materials to corrosion and ...
Clark, K. J.   +3 more
core   +1 more source

Recent Progress on Redox Materials for High‐Temperature Thermochemical Heat Storage

open access: yesAdvanced Energy & Sustainability Research
Thermal energy storage based on gas–solid reversible chemical reactions offers higher‐energy storage densities than commercially implemented sensible heat‐storage systems.
Alfonso J. Carrillo, José Manuel Serra
doaj   +1 more source

Direct Solar Thermal Water-Splitting Using Iron and Iron Oxides at High Temperatures: A Review

open access: yesApplied Sciences
Green hydrogen is poised to play a crucial role in the energy-transition process in developed countries over the coming years, particularly in those countries aiming to achieve net-zero emissions.
Manuel Fuentes   +6 more
doaj   +1 more source

Status of the DOE (STOR)-sponsored national program on hydrogen production from water via thermochemical cycles [PDF]

open access: yes
The program structure is presented. The activities of the thermochemical cycles program are grouped according to the following categories: (1) specific cycle development, (2) support research and technology, (3) cycle evaluation. Specific objectives and
Baker, C. E.
core   +1 more source

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