Results 131 to 140 of about 319,516 (295)

Ammonium Salts as Curing Agents to Obtain Ionic Epoxy Resins With a Thermoplastic‐to‐Thermoset Transition

open access: yesAdvanced Materials, EarlyView.
Ionic epoxy networks are prepared using ammonium salts as hardeners, leading to a two‐stage curing process with a thermoplastic‐like intermediate. This uncommon behavior enables extrusion and fabrication of thermoplastic prepregs that can be cured into thermoset composites.
Izabela Kurowska   +10 more
wiley   +1 more source

Numerical Investigation of Low-Reynolds-Number Flow in Double Schwarz-D TPMS Structure

open access: yesProceedings
This study presents a comprehensive computational fluid dynamics (CFD) analysis of airflow in double Schwarz-D Triply Periodic Minimal Surface (TPMS) structures under laminar steady-flow conditions.
Kasimhussen Vhora   +3 more
doaj   +1 more source

Diathermy and bone sawing are high aerosol yield procedures. [PDF]

open access: yesBone Joint Res, 2023
Hamilton V   +7 more
europepmc   +1 more source

Soft Ionic and Electronic Triboelectric Nanogenerators: Toward Attachable and Implantable Biomedical Applications

open access: yesAdvanced Materials, EarlyView.
This review provides an overview of triboelectric nanogenerator (TENG)–based biomedical applications by classifying studies into electronic and ionic systems across attachable and implantable platforms. It summarizes key material choices, device structures, and working mechanisms that characterize current TENG‐based research, and outlines six future ...
Kyongtae Choi   +12 more
wiley   +1 more source

Endothelial activation and fibrotic changes are impeded by laminar flow-induced CHK1-SENP2 activity through mechanisms distinct from endothelial-to-mesenchymal cell transition. [PDF]

open access: yesFront Cardiovasc Med, 2023
Nguyen MTH   +24 more
europepmc   +1 more source

Self‐Powered Flexible Triboelectric‐Gated Ion‐Gel Transistor for Neuromorphic Tactile Sensing and Human Activity Recognition

open access: yesAdvanced Materials, EarlyView.
A fully flexible ion‐gel‐gated graphene‐channel transistor driven by a triboelectric nanogenerator enables self‐powered tactile sensing and synaptic learning. Mimicking spike‐rate‐dependent plasticity, the device exhibits frequency‐selective potentiation and depression, supporting rate‐coded neuromorphic computation even under flex.
Hanseong Cho   +3 more
wiley   +1 more source

Investigation of fluid flow and heat transfer in annulus conical tubes

open access: yesDiscover Applied Sciences
In this study, the heat transfer and pressure drop characteristics of an annulus conical-tube heat exchanger were investigated numerically under both laminar and turbulent flow regimes.
Mahmoud Abdelmagied
doaj   +1 more source

Laminar Flow on Endothelial Cells Suppresses eNOS O-GlcNAcylation to Promote eNOS Activity. [PDF]

open access: yesCirc Res, 2021
Basehore SE   +7 more
europepmc   +1 more source

Performance of laminar-flow leading-edge test articles in cloud encounters [PDF]

open access: yes
An extensive data bank of concurrent measurements of laminar flow (LF), particle concentration, and aircraft charging state was gathered for the first time.
Davis, Richard E.   +2 more
core   +1 more source

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