Results 161 to 170 of about 3,219,487 (379)

Exploring outputs from concatenated stochastic heat engines [PDF]

open access: green, 2023
Aradhana Kumari   +2 more
openalex   +1 more source

Liquid Crystal Elastomers Under Confinement: A Review of Template‐Based Fabrication and Applications

open access: yesAdvanced Engineering Materials, EarlyView.
Template‐assisted confinement offers powerful ways to control the alignment, structure, and function of liquid crystal elastomers. This review highlights several templating strategies and details how geometry and interfaces shape material responses.
Meng Zhang   +7 more
wiley   +1 more source

Low heat transfer oxidizer heat exchanger design and analysis [PDF]

open access: yes
The RL10-IIB engine, a derivative of the RLIO, is capable of multi-mode thrust operation. This engine operates at two low thrust levels: tank head idle (THI), which is approximately 1 to 2 percent of full thrust, and pumped idle (PI), which is 10 percent
Kanic, P. G.   +2 more
core   +1 more source

Enabling Digital Continuity in Virtual Manufacturing for Eco‐Efficiency Assessment of Lightweight Structures by Means of a Domain‐Specific Structural Mechanics Language: Requirements, Idea and Proof of Concept

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents a solver‐agnostic domain‐specific language (DSL) for computational structural mechanics that strengthens interoperability in virtual product development. Using a hierarchical data model, the DSL enables seamless exchange between diverse simulation tools and numerical methods.
Martin Rädel   +3 more
wiley   +1 more source

A simple quantum heat engine [PDF]

open access: yes, 2002
Quantum heat engines employ as working agents multi-level systems instead of gas-filled cylinders. We consider particularly two-level agents such as electrons immersed in a magnetic field.
Arnaud, Jacques   +2 more
core   +2 more sources

Towards a more powerful hydrogen engine

open access: yesRevue des Énergies Renouvelables
This research examines the operational efficiency of a single-cylinder hydrogen engine through simulations conducted in OpenModelica. The research focuses on analyzing the combustion characteristics, heat release, temperature, and pressure at varying ...
Hassina Ghodbane   +2 more
doaj   +1 more source

Production of Metallic Foam Precursors Using Current‐Activated Pressure‐Assisted Densification

open access: yesAdvanced Engineering Materials, EarlyView.
A powder compaction metallurgical method, known as current‐activated pressure‐assisted densification, is applied to enhance the compaction of metal foam precursors. This method improves precursor quality by achieving higher density, lower electrical resistivity, and more uniform pore nucleation in the resulting foams, reducing energy consumption and ...
Tillmann Robert Neu   +2 more
wiley   +1 more source

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