Results 101 to 110 of about 126,777 (291)

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

Transverse structure and energy deposition by a subTW femtosecond laser in air: from single filament to superfilament

open access: yesNew Journal of Physics, 2019
We traced experimentally transition from a single air filament to the superfilament under action of powerful loosely focused (NA ∼ 0.0021) femtosecond beam.
D Pushkarev   +12 more
doaj   +1 more source

Volumetric breast density estimates in overall population (n = 992).

open access: yes, 2015
IQR = inter-quartile rangeVolumetric breast density estimates in overall population (n = 992).
Johanna M. H. Timmers (791933)   +6 more
core   +1 more source

Inverse Identification of Energy‐Dependent Laser Absorptivity in NiTi Laser Powder‐Bed Fusion via Calibrated Melt Pool Simulation

open access: yesAdvanced Engineering Materials, EarlyView.
A combined experimental–computational framework identifies energy‐dependent laser absorptivity for NiTi in laser powder‐bed fusion, applicable to conduction and transition modes. Single‐track experiments and thermofluid smoothed particle hydrodynamics simulations are coupled through inverse analysis of melt pool geometry.
Mohamadreza Afrasiabi   +3 more
wiley   +1 more source

Association between knee osteoarthritis and volumetric bone mineral density

open access: yesOsteoarthritis and Cartilage Open
Objective: Although patients with radiographic knee osteoarthritis (OA) have a higher areal bone mineral density (BMD) than non-OA individuals, their fracture risk was not significantly different.
Duy K. Hoang   +8 more
doaj   +1 more source

Compatibility of Methacrylate Based Resins Controls Interfacial Failure and Toughness in 3D‐Printed Multimaterial Composites

open access: yesAdvanced Engineering Materials, EarlyView.
This work shows that the mechanical performance of multimaterial digital light processing (DLP) printed thermoset composites is governed by resin compatibility and interfacial design rather than spatial patterning alone. Brittle and ductile resin combinations produced premature interfacial failure, while graded interfaces and mechanically compatible ...
Ahmed M. H. Ibrahim   +3 more
wiley   +1 more source

The ESR1 (6q25) locus is associated with calcaneal ultrasound parameters and radial volumetric bone mineral density in European men [PDF]

open access: yes, 2011
<p><b>Purpose:</b> Genome-wide association studies (GWAS) have identified 6q25, which incorporates the oestrogen receptor alpha gene (ESR1), as a quantitative trait locus for areal bone mineral density (BMD(a)) of the hip and lumbar ...
Lean, Michael E. J.   +88 more
core   +1 more source

Microstructure, Thermal Transport, and Dry‐Sliding Tribology of Powder‐Metallurgy Al7075 Composites Reinforced With Sol–Gel‐Derived ZnO–rGO Hybrid Nanoparticles

open access: yesAdvanced Engineering Materials, EarlyView.
Sol–gel‐derived ZnO–rGO hybrid nanoparticles enable Al7075 powder‐metallurgy composites to achieve concurrent gains in hardness and thermal conductivity while markedly lowering friction and wear. The hybrid architecture couples ZnO‐based load support with rGO‐assisted lamellar sliding and heat spreading, revealing a promising route toward lightweight ...
Bunyamin Aksakal   +3 more
wiley   +1 more source

Noncollapsible, Meringue‐Structured Cathodes for a Volumetrically Efficient Li–S Battery

open access: yesSmall Structures
Lithium–sulfur (Li–S) batteries promise exceptional gravimetric energy densities but are hindered by their poor volumetric performance. This is further exacerbated when taking into account the considerable volume expansion of sulfur during cycling ...
Petar Jovanović   +5 more
doaj   +1 more source

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