Results 121 to 130 of about 72,602 (336)

Direct Ink Writing 3D Printing of Recyclable and Thermally Stable Vitrimers

open access: yesAdvanced Materials Technologies, EarlyView.
Vitrimers hold great promise in additive manufacturing as defect‐insensitive, repairable, and recyclable feedstocks. A thin‐film additively manufactured process is developed for a high‐performance vitrimer that is difficult to process traditionally.
Louis O. Vaught   +2 more
wiley   +1 more source

Color–Magnitude Diagram of NGC 205 and Its RR Lyrae Variables

open access: yesThe Astronomical Journal
We present the deepest color–magnitude diagram (CMD) for NGC 205 in the F606W (≈ V ) and F814W (≈ I ) filters. Our archival Hubble Space Telescope/Advanced Camera for Surveys field is centered ∼3 $\mathop{.}\limits^{{\rm{^{\prime} }}}$ 8 northwest of the
Ata Sarajedini
doaj   +1 more source

Multipolar Resonances in Electro‐Optic Metasurfaces with Moderate Refractive Index

open access: yesAdvanced Photonics Research, EarlyView.
Electro‐optic nanoantennas with moderate refractive indices of 2.3 to 3.0 are numerically shown to sustain strong multipolar resonances, enabling efficient light confinement and EO tuning. Multipolar modes of even parity are most sensitive to variations in the refractive index.
Viktoriia E. Babicheva   +1 more
wiley   +1 more source

More Old Dogs, More New Tricks: Photographic Plates of the Globular Cluster M10 (NGC 6254) Digitized with a Commercial Scanner

open access: yesThe Astronomical Journal
Photographic plates of the globular cluster M10 (NGC 6254) that were recorded at the Dominion Astrophysical Observatory between 1931 and 1934 have been digitized with a commercial scanner.
T. J. Davidge
doaj   +1 more source

A survey of hot subdwarf pulsators in ω Cen

open access: yesEPJ Web of Conferences, 2013
We recently discovered an apparently new class of pulsating Extreme Horizontal Branch (EHB) star in ω Cen. Tightly clustered around ∼50,000 K, these H-rich sdO stars exhibit rapid, multi-periodic oscillations on a timescale of 100 s.
Catelan M.   +9 more
doaj   +1 more source

Vision‐Assisted Avocado Harvesting with Aerial Bimanual Manipulation

open access: yesAdvanced Robotics Research, EarlyView.
This work outlines the design and implementation of a bimanual aerial robot that employs visual perception and learning to detect, reach, and harvest avocados. A new gripper and fixer arm assembly is used to harvest avocados, while visual perception enables the detection of avocados and estimation of their position and orientation for determining ...
Zhichao Liu   +3 more
wiley   +1 more source

Impact of Rotation on the Evolution of Low-Mass Stars

open access: yes, 2007
High precision photometry and spectroscopy of low-mass stars reveal a variety of properties standard stellar evolution cannot predict. Rotation, an essential ingredient of stellar evolution, is a step towards resolving the discrepancy between model ...
Brown, D.   +3 more
core  

Flexible Sensor‐Based Human–Machine Interfaces with AI Integration for Medical Robotics

open access: yesAdvanced Robotics Research, EarlyView.
This review explores how flexible sensing technology and artificial intelligence (AI) significantly enhance human–machine interfaces in medical robotics. It highlights key sensing mechanisms, AI‐driven advancements, and applications in prosthetics, exoskeletons, and surgical robotics.
Yuxiao Wang   +5 more
wiley   +1 more source

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