Results 41 to 50 of about 81,739 (264)

Curvy Surface Reconstruction

open access: yesAdvanced Science, Volume 13, Issue 7, 3 February 2026.
This review introduces the concept of “general curvy surface reconstruction,” which incorporates both geometric and physical dimensions, representing an upgrade over conventional geometric reconstruction that focuses solely on spatial relationships. Particular emphasis is placed on the emerging opportunities enabled by advanced measurement techniques ...
Chen Shang   +8 more
wiley   +1 more source

High‐Entropy Materials for Electromagnetic Wave Absorption and EMI Shielding

open access: yesMetalMat, Volume 2, Issue 4, December 2025.
This review unravels how compositional design, microstructure, and synthesis of high‐entropy materials converge to govern electromagnetic performance. It outlines critical knowledge gaps and future directions for EM absorption and shielding technologies.
Erdem Tevfik Özdemir   +2 more
wiley   +1 more source

Reynolds Number Effect on Aerodynamic and Starting Characteristics of a Two-Dimensional Hypersonic Inlet

open access: yesAerospace, 2022
The Reynolds number effect induced by model scaling and inflow conditions will affect the aerodynamic and starting characteristics of a two-dimensional hypersonic inlet. This effect is investigated through a numerical simulation method.
Jun Liu, Jingzhe Chen, Huacheng Yuan
doaj   +1 more source

Transition in hypersonic boundary layers

open access: yesAIP Advances, 2015
Transition and turbulence production in a hypersonic boundary layer is investigated in a Mach 6 wind tunnel using Rayleigh-scattering visualization, fast-response pressure measurements, and particle image velocimetry.
Chuanhong Zhang   +7 more
doaj   +1 more source

Nonlinear Conductive Graphene Composites for Pressure Sensing with a Linear Response and Voltage‐Driven Thermal Correction

open access: yesAdvanced Materials, Volume 37, Issue 32, August 14, 2025.
A nonlinear conductive graphene composite (NcGc) layer, incorporating a conductive laser‐reduced graphene oxide layer, is assembled into flexible pressure sensors without microstructural designs, achieving high sensitivity (742.3 kPa−1) and a wide linear sensing range (>800 kPa).
Feng Luo   +2 more
wiley   +1 more source

Graphene‐Based Pressure Sensor Application in Non‐Invasive Pulse Wave Velocity Continuous Estimation

open access: yesAdvanced Materials Technologies, Volume 10, Issue 5, March 4, 2025.
A non‐invasive device prototype for pulse wave velocity (PWV) measurement is presented, based on a piezoelectric graphene pressure sensor incorporating advanced electronic components and data analysis tools. Tests performed within clinical environment, showed statistical similarity to results obtained using the established standard for PWV estimation ...
Irene Buraioli   +9 more
wiley   +1 more source

Design and Applications of Preliminary Evaluation Platform of Aerodynamic Forces for Supersonic/Hypersonic Vehicles [PDF]

open access: yesXibei Gongye Daxue Xuebao, 2018
Rapid evaluation of aerodynamic forces is a key technology in conceptual and preliminary performance assessment and design optimization for supersonic/hypersonic vehicles, which is expected to achieve a balance between accuracy and time.

doaj   +1 more source

Research on the Coupled Bionic Design and Validation of Flying Car Folding Wings Based on Eurasian Eagle‐Owl Wing Shape

open access: yesApplied Bionics and Biomechanics, Volume 2025, Issue 1, 2025.
Objective This study explores the application of Eurasian eagle‐owl wing characteristics to the design of folding wings for flying cars. By analyzing the aerodynamics of the eagle‐owl wing, we aim to innovate folding wing configurations to improve lift, reduce drag, enhance flight stability, and ultimately increase the overall energy efficiency and ...
Zhengjun Li   +3 more
wiley   +1 more source

Wind tunnel experiments of interstage segments used for aerodynamic control of retro-propulsion assisted landing vehicles

open access: yesCEAS Space Journal, 2022
In the RETALT (RETro propulsion Assisted Landing Technologies) project vertical landing launcher configurations are investigated. In the aerodynamic phase of retro propulsion assisted descent and landing, the main devices for control and trim of the ...
A. Marwege   +6 more
semanticscholar   +1 more source

A Review of Research on the Thermo‐Force Characteristics of Scramjet Engine Wall Based on Neural Networks

open access: yesInternational Journal of Energy Research, Volume 2025, Issue 1, 2025.
With the development of high‐performance computing and advanced experimental methods, data‐driven machine learning, especially neural network technology, has shown great potential in fluid mechanics research and has become a fourth paradigm research tool.
Chen Qi   +6 more
wiley   +1 more source

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