Results 231 to 240 of about 438,680 (418)

Acoustic characteristics of externally blown flap systems with mixer nozzles [PDF]

open access: yes
Noise tests were conducted on a large scale, cold flow model of an engine-under-the-wing externally blown flap lift augmentation system employing a mixer nozzle.
Dorsch, R. G.   +2 more
core   +1 more source

Single‐Layer Spin‐Orbit‐Torque Magnetization Switching Due to Spin Berry Curvature Generated by Minute Spontaneous Atomic Displacement in a Weyl Oxide

open access: yesAdvanced Materials, EarlyView.
Single‐layer magnetization switching with a small critical current density of ≈106 A cm−2 is demonstrated. The strong intrinsic spin Hall effect, causing the switching, is induced by the synergy of the inherent spin‐orbit coupling and the spontaneous oxygen octahedral rotation in SrRuO3.The findings highlight the immense potential for realizing ...
Hiroto Horiuchi   +11 more
wiley   +1 more source

Spray‐Assisted Fabrication of Cellulose Photonic Pigments on Superhydrophobic Surfaces

open access: yesAdvanced Materials, EarlyView.
A method to directly produce structurally colored microparticles by drying cholesteric cellulose nanocrystal microdroplets on a superhydrophobic surface is reported. This approach has several key advantages that can unlock large‐scale fabrication of sustainable photonic pigments, including exploiting existing industrial techniques (e.g. aerosolization),
Jianing Song   +7 more
wiley   +1 more source

Experimental Investigation of Shock-Cell Noise Reduction for Single Stream Nozzles in Simulated Flight [PDF]

open access: yes
Seven single stream model nozzles were tested in the Anechoic Free-Jet Acoustic Test Facility to evaluate the effectiveness of convergent divergent (C-D) flowpaths in the reduction of shock-cell noise under both static and mulated flight conditions.
Balsa, T. F.   +4 more
core   +1 more source

A Highly Adaptable Hydrogen Bond Re‐Orientation (HyBRO) Strategy for Multiscale Vasculature Fabrication

open access: yesAdvanced Materials, EarlyView.
A novel hydrogen bond re‐orientation (HyBRO) strategy enables three‐dimensional (3D) printing of vascular microchannel networks with high accuracy. By switching sacrificial material interactions with nonsolvents, HyBRO prevents swelling and deformation, enabling accurate hierarchical channels spanning a tenfold size range.
Zhencheng Liao   +5 more
wiley   +1 more source

3D-Printed PLA Mechanical and Viscoelastic Behavior Dependence on the Nozzle Temperature and Printing Orientation. [PDF]

open access: yesPolymers (Basel)
Kontaxis LC   +5 more
europepmc   +1 more source

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