Results 91 to 100 of about 345,322 (316)

A Thoracic Mechanism of Mild Traumatic Brain Injury Due to Blast Pressure Waves

open access: yes, 2008
The mechanisms by which blast pressure waves cause mild to moderate traumatic brain injury (mTBI) are an open question. Possibilities include acceleration of the head, direct passage of the blast wave via the cranium, and propagation of the blast wave to
Michael Courtney, Amy Courtney
core  

Numerical modelling of pressure rise combustion for reducing emissions of future civil aircraft [PDF]

open access: yes, 2014
This work assesses the feasibility of designing and implementing the wave rotor (WR), the pulse detonation engine (PDE) and the internal combustion wave rotor (ICWR) as part of novel Brayton cycles able to reduce emissions of future aircraft.
Materano Blanco, Gilberto Ignacio
core  

Encyclopedia of 2D β′‐In2Se3 Growth Using Chemical Vapor Deposition: The Effects of Synthesis Parameters Onto Material Quality

open access: yesAdvanced Engineering Materials, EarlyView.
A distinct semi‐confined inner‐tube chemical vapor deposition geometry enables reproducible, large‐area growth of phase‐pure 2D β′‐In2Se3 from InI + Se precursors. Engineering local vapor transport and optimizing precursor delivery and temperature–time conditions yield uniform continuous films.
Dasun P. W. Guruge   +8 more
wiley   +1 more source

Pressure measurements on real high-speed trains travelling through tunnels

open access: yes, 2008
From November, 2006 to March, 2008 a series of tests were performed onboard a wide variety of trains in order to check their response to pressure waves generated while passing through tunnels.
Martínez Muelas, Alejandro   +3 more
core  

Microstructure Reconstruction in Battery Electrodes Using Machine Learning Based on Low‐Voltage Focused Ion Beam–Scanning Electron Microscopy Tomography Images

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐voltage FIB‐SEM tomography combined with a image preprocessing pipeline improves phase contrast and enables reliable machine‐learning segmentation of conductive networks in lithium‐ion battery electrodes. Structural descriptors are extracted from segmented images, done semimanually and automated, and compared.
Lisa Beran   +6 more
wiley   +1 more source

A hybrid boundary for the prediction of intake wave dynamics in IC engines [PDF]

open access: yes, 2004
This paper concerns the calculation of wave dynamics in the intake systems of naturally aspirated internal combustion (I.C.) engines. In particular it presents a method for improving the boundary conditions required to solve the one-dimensional Euler ...
Perez Arenas, R., Harrison, M. F.
core   +1 more source

From Shear to Sound: Mechanics–Acoustics Mapping of TPMS Lattices

open access: yesAdvanced Engineering Materials, EarlyView.
Triply periodic minimal surface (TPMS) lattices are mapped across mechanical and acoustic performance, revealing that descriptors validated in compression fail under shear. First‐time comparison with trusses included. A transition from porous to resonance‐driven absorption emerges at 25% density.
Lucía Doyle   +3 more
wiley   +1 more source

Surface profile prediction from bottom pressure measurements with application to marine current generators [PDF]

open access: yes, 2021
A knowledge of wave kinematics is requisite for most aspects of marine engineering, yet still relatively little is known in the context of wave-current interactions.
Compelli, Alan   +2 more
core  

Study on the pressure wave and interior pressure fluctuation of the intercity EMU passing through the tunnel

open access: yes机车电传动, 2022
The demand for large passenger capacity of intercity EMU leads to a shorter streamlined train head, the demand for small cross section of the intercity/suburban line tunnel leads to a larger blockage ration of the train passing through the tunnel.
SONG Junhao   +3 more
doaj  

Designing Polymer Nanocomposites for X‐Ray Shielding: Mechanisms, Architectures, and Scalable Processing

open access: yesAdvanced Engineering Materials, EarlyView.
This review highlights advances in lightweight, lead‐free polymer nanocomposites for diagnostic X‐ray shielding. By linking filler chemistry, dispersion, architecture, and photon interaction mechanisms, it establishes structure–performance relationships guiding material design.
Aklilu G. Messele   +2 more
wiley   +1 more source

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