Results 91 to 100 of about 29,751 (218)

A study of roughness in turbulent hypersonic boundary-layers [PDF]

open access: yes, 1993
The influence of large scale regular roughness on a Mach 5 turbulent boundary layer and a compression corner was investigated on axisymmetric wind tunnel models.
Babinsky, Holger
core   +3 more sources

Ramjet Compression System for a Hypersonic Air Transportation Vehicle Combined Cycle Engine

open access: yesEnergies, 2018
This report assesses the performance characteristics of a ramjet compression system in the application of a hypersonic vehicle. The vehicle is required to be self-powered and perform a complete flight profile using a combination of turbojet, ramjet and ...
Sasha Veeran   +2 more
doaj   +1 more source

Synthesis of Dual Phase High Entropy Ultra‐High Temperature Ceramics From Different Carbon Sources

open access: yesInternational Journal of Applied Ceramic Technology, Volume 23, Issue 5, October 2026.
ABSTRACT Dual phase (Hf,Nb,Ta,Ti,Zr)C‐(Hf,Nb,Ta,Ti,Zr)B2 ceramics were synthesized by boro‐carbothermal reduction of oxides with different carbon black powders. The starting materials reacted differently based on the particle size, surface area, and additives in the carbon powder.
Rubia Hassan   +2 more
wiley   +1 more source

First‐Principles Investigation of the Transition‐Metal Carbide Crystal Morphology Control Through Alloying

open access: yesJournal of the American Ceramic Society, Volume 109, Issue 10, October 2026.
Using computational methods, we tested a common, experimentally inspired hypothesis that some secondary metals induce cubic crystal growth in Group IVB and VB transition‐metal carbides (TMCs) by becoming surface alloys that change surface energetics.
Yuchen Huang   +3 more
wiley   +1 more source

Data files for the article "Engineering nanoscale hypersonic phonon transport"

open access: yes, 2022
Data files for the article "Engineering nanoscale hypersonic phonon transport".
J. Gomis-Bresco   +15 more
core   +1 more source

Quasiclassical trajectory computations of elementary processes in air hypersonic flows

open access: yes, 2017
Collision processes of heavy particles: Quasiclassical trajectory computations of elementary processes in air hypersonic ...
Esposito, Fabrizio
core  

Transpiration Cooling Tests of Porous CMC in Hypersonic Flow [PDF]

open access: yes, 2011
During hypersonic flight the temperatures on the vehicle can reach very high values in certain locations. A hypersonic flight vehicle needs to be designed aerodynamically efficient. That results in rather small nose and leading edge radii which drives up
Ali Gülhan   +11 more
core   +1 more source

Analysis of Aerothermal Environment Characteristics of Hypersonic Rudder Shaft Gaps

open access: yes气体物理
Rudder shaft gaps of hypersonic vehicles affect the flow structure and corresponding aerodynamic heating characteristics, resulting in local peak heating near the rudder shaft, which poses a safety risk to the local thermal protection system.
Zhiyi REN   +4 more
doaj   +1 more source

TUSQ hypersonic wind tunnel storage

open access: yes
The hypersonic wind tunnel facility at the University of Southern Queensland 'TUSQ' is used in a wide variety of national and international research projects on the aerodynamics and heat transfer on aerospace ...
Buttsworth, David
core   +1 more source

A surrogate-based flow-field prediction and optimization strategy for hypersonic thrust nozzle

open access: yesAIP Advances
The thrust nozzle is a component that directly generates thrust, which is of great importance in the design of a hypersonic propulsion system. In this study, a surrogate-based flow-field prediction and optimization strategy for hypersonic thrust nozzles ...
Helin Huang, Qiancheng Wang, Zeping Wu
doaj   +1 more source

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