Results 121 to 130 of about 178,649 (302)

Surface Adhesion Engineering for Armored Metasurfaces and Beyond

open access: yesAdvanced Science, EarlyView.
Targeting primary causes of dysfunctionality in optical systems, an “armored” metasurface is developed based on Persson's model and Hertzian theory, enabling anti‐dust, anti‐scratch, anti‐impact, and anti‐water, heat resistance capabilities, alongside excellent optical antireflection performance.
Lianwei Chen   +10 more
wiley   +1 more source

Discovery and Follow-up of a Quasiperiodically Nulling and Subpulse Drifting Pulsar with the Murchison Widefield Array

open access: yesThe Astrophysical Journal
The phenomenon of pulsar nulling, where pulsars temporarily and stochastically cease their radio emission, is thought to be indicative of a “dying” pulsar, where radio emission ceases entirely.
Garvit Grover   +6 more
doaj   +1 more source

Radio Astronomy [PDF]

open access: yes, 1984
Contains summary of research and reports on nine research projects.National Science Foundation (Grant AST81-21416)National Science Foundation (Grant AST82-14296)National Aeronautics and Space Administration (Grant S-10781-C)National Aeronautics and Space
Ali, Ali D. S.   +20 more
core  

Uncovering the Lipid Interface in Neurotransmission: Single Molecule Measurements of Neurotransmitters Interacting with Membranes Reveal Species Dependent Membrane Binding

open access: yesAdvanced Science, EarlyView.
Using single‐molecule whispering gallery mode sensors, neurotransmitter‐specific membrane binding signatures are measured that reveal intrinsically distinct interaction kinetics and orientations on a lipid membrane. Abstract Neurotransmitters (NTs) have traditionally been understood to act via aqueous‐phase receptor binding, but growing evidence ...
Thomas L. Derrien   +4 more
wiley   +1 more source

Superconducting Sub-THz Receivers for Space and Ground-Based Radio Astronomy [PDF]

open access: bronze, 2021
V. P. Koshelets   +7 more
openalex   +1 more source

d‐Wave Fermi Surface Instability in the Nematic Phase of Two Monolayer FeSe/SrTiO3

open access: yesAdvanced Science, EarlyView.
Angle‐resolved photoemission spectroscopy reveals a d‐wave nematic order in two‐monolayer FeSe/SrTiO3, showing degenerate dxz/dyz bands at Γ but a pronounced splitting at M. This momentum‐dependent anisotropy identifies the nematicity as a d‐wave Fermi surface (Pomeranchuk) instability, highlighting 2D FeSe as a model platform to explore the interplay ...
C. Y. Tang   +14 more
wiley   +1 more source

Radio Astronomy [PDF]

open access: yes, 1966
Contains reports on four research projects.Lincoln Laboratory Purchase Order No. 748National Aeronautics and Space Administration (Contract NSR-22-009-120)National Aeronautics and Space Administration (Grant NsG ...
Allen, R. J.   +4 more
core  

Upgraded antennas for pulsar observations in the Argentine Institute of Radio astronomy [PDF]

open access: bronze, 2019
G. Gancio   +11 more
openalex   +1 more source

Reversible Modification of Rashba States in Topological Insulators at Room Temperature by Edge Functionalization

open access: yesAdvanced Science, EarlyView.
The Rashba edge states at the step edges of Bi2Se3 display switching behavior, according to the functionalization and defunctionalization of step edges with Se atoms that are achieved by annealing in UHV and Se flux conditions, respectively. Abstract Quantum materials with novel spin textures from strong spin‐orbit coupling (SOC) are essential ...
Wonhee Ko   +9 more
wiley   +1 more source

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