Results 211 to 220 of about 164,103 (387)

Fluorinated Graphene‐Coated N95 Respirators for Enhanced Protection against Viral Accumulation and Transmission

open access: yesAdvanced Engineering Materials, EarlyView.
We develop a one‐step spray coating approach to coat the fluorinated graphene (FG) nanosheet onto the N95 respirators. The spray‐coated superhydrophobic N95 respirators can effectively repel respiratory droplets off instantaneously and prevent SARS‐CoV‐2 virus accumulation on the surface.
Fengjie He   +4 more
wiley   +1 more source

Finite element appendange equations for hybrid coordinate dynamic analysis [PDF]

open access: yes
Development of hybrid coordinate equations of motion for finite element model of flexible appendage attached to rigid base undergoing unrestricted ...
Likins, P. W.
core   +1 more source

Femtosecond Single‐ and Double‐Pulse Fabrication of Periodic Nanostructures on Stainless Steel for Surface‐Enhanced Raman Spectroscopy

open access: yesAdvanced Engineering Materials, EarlyView.
Periodic submicron features are fabricated on 304 stainless steel using single and double femtosecond laser pulses. By adjusting polarization, fluence, and inter‐pulse delay, 1D and 2D nanostructures are formed. Enhanced hydrophobicity and dense surface‐enhanced Raman spectroscopy hotspots enable analyte detection down to 10−10 M with good ...
Balaji Baskar   +3 more
wiley   +1 more source

Left atrial appendage inversion: First computational study to shed light on the phenomenon

open access: yesHeliyon
Inversion of the left atrial appendage is a rare phenomenon, which may occur during the de-airing maneuvers associated to routinely performed surgery procedures, such as cardiopulmonary bypass or left ventricular assist device implantation. In this case,
Danila Vella   +4 more
doaj  

Left atrial appendage function by strain and structure is associated with thromboembolic risk in patients with cryptogenic stroke and TIA. [PDF]

open access: yesOpen Heart
Skrebelyte-Strøm L   +5 more
europepmc   +1 more source

Recent Progress on 2D‐Material‐Based Smart Textiles: Materials, Methods, and Multifunctionality

open access: yesAdvanced Engineering Materials, EarlyView.
Advancements in 2D‐material‐integrated smart textiles are reviewed, with a focus on materials, fabrication methods, and multifunctional applications, including energy harvesting, monitoring, EMI shielding, energy storage, and thermal management. The discussion addresses key challenges and provides insights into the future development of next‐generation
Yong Choi   +5 more
wiley   +1 more source

Left Atrial Appendage Membrane in a Patient Presenting With Atrial Fibrillation. [PDF]

open access: yesJACC Case Rep
Lee R   +5 more
europepmc   +1 more source

Space station rotational equations of motion [PDF]

open access: yes
Dynamic equations of motion are developed which describe the rotational motion for a large space structure having rotating appendages. The presence of the appendages produce torque coupling terms which are dependent on the inertia properties of the ...
Carroll, S. N., Rheinfurth, M. H.
core   +1 more source

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