Results 41 to 50 of about 5,113,406 (258)

Deduction of temperature fluctuations in transient compression wind tunnels using incompressible turbulent flow data [PDF]

open access: yes, 2009
Wind tunnels and other aero-thermal experimental facilities are likely to make a contribution to the optimisation of energy and propulsion systems for the foreseeable future.
Buttsworth, D. R., Widodo, A.
core   +2 more sources

Survey of flight and numerical data of hypersonic rarefied flows encountered in earth orbit and atmospheric reentry

open access: yes, 2020
The control of the satellites end-of-life including deorbiting and atmospheric entry as well as the investigation of orbital maneuvers for new space missions confer a growing importance to the study of the hypersonic rarefied regime.
M. Schouler   +2 more
semanticscholar   +1 more source

Laser‐Assisted Phase Engineering of 2D MoS2 for Efficient Solution‐Processed Electronics

open access: yesAdvanced Materials, EarlyView.
Here, local laser‐assisted phase transition from solution‐processed phase‐pure 1T′ to 2H MoS2 is shown to critically depend on the irradiation atmosphere. While processing in air leads to damaged insulating regions, inert conditions yield semiconducting 2H domains, enabling direct field‐effect transistor patterning with optimized lateral 1T′‐2H MoS2 ...
Anna Zhuravlova   +10 more
wiley   +1 more source

Strong Lateral Confinement of Hydrophilic Silica Nanoparticles on Mg‐Al Layered Double Hydroxides Nanoflakes for Enhanced Thermal Properties

open access: yesAdvanced Materials Interfaces, EarlyView.
A nanostructured, naturally flame‐retardant, and non‐toxic inorganic composite is introduced, which is laterally associated with silica nanoparticles to induce the restacking of the LDH lamella structure, thereby serving as an efficient thermal insulator.
Gayani Pathiraja   +7 more
wiley   +1 more source

Simulation of hypersonic flows with equilibrium chemical reactions on graphics processor units

open access: yesActa Astronautica, 2019
When hypersonic vehicle travels in the atmosphere with a high speed, the surrounding gas experiences complicated physical and chemical processes producing high-temperature gas effects.
V. Emelyanov, A. Karpenko, K. Volkov
semanticscholar   +1 more source

Multiscale Architecture and Mechanics of the Cell Nucleus: Implications for Disease, Bioengineering and Nanomedicine

open access: yesAdvanced Science, EarlyView.
Nuclear mechanical properties are inherently scale‐dependent, arising from a hierarchical architecture that spans DNA, chromatin, the nuclear envelope, and condensates. Experimental techniques and theoretical models are integrated into a cohesive multiscale framework linking nanoscale structural features to organelle‐level mechanical behavior.
Xinran Liu   +15 more
wiley   +1 more source

Experimental Hypersonic Aerodynamics and Advances in Aerospace Engineering [PDF]

open access: yesفناوری در مهندسی هوافضا, 2017
Most space missions fall in the hypersonic reentry regime. There are several open questions and unknown phenomena in aerothermodynamics around vehicles at flow regimes exceeding Mach 4 due to its inherent complexities.
Shahed Malekipour, Mohammad Ebrahimi
doaj  

Tunable High‐Performance Metamaterial Filters Based on Novel SRR Architectures

open access: yesAdvanced Science, EarlyView.
Based on two novel SRR configurations and two independent SRR integration approaches, four tunable bandpass metamaterial filters were fabricated with an ultra‐thin ceramic substrate. Among them, SM‐2 achieves over 97% electromagnetic wave transmittance, with a minimal 1.15% deviation in its resonant frequency prediction, making them promising ...
Lingxi Qu   +4 more
wiley   +1 more source

Implicit High-Order Flux Reconstruction Solver for High-Speed Compressible Flows

open access: yes, 2018
The present paper addresses the development and implementation of the first high-order Flux Reconstruction (FR) solver for high-speed flows within the open-source COOLFluiD (Computational Object-Oriented Libraries for Fluid Dynamics) platform.
Lani, Andrea, Vandenhoeck, Ray
core   +1 more source

Impact of Cattaneo–Christov Heat and Mass Flux on MHD Hybrid Nanofluid Flow Over an Extending Surface With Convective and Mass Flux Effects

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT This study investigates the flow of a magnetized hybrid nanofluid over a permeable stretching surface. The mass and thermal transport within the system is regulated using the Cattaneo–Christov flux theory. The fluid is additionally subjected to thermophoresis, chemical reaction, Brownian motion, and activation energy effects.
Ebrahem A. Algehyne   +6 more
wiley   +1 more source

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