Results 111 to 120 of about 185,159 (346)

Magnetoelastic Sensing: A Study of Flexible Magnetoelastic Strain Sensors for Highly Deformed Posture Perception

open access: yesAdvanced Materials Technologies, EarlyView.
This study proposes a magnetoelastic strain sensor for highly deformed posture perception. The sensor can maintain stable sensing signal output under significant strain (200%) and at varying stretch rates (ranging from 1000 to 8000 mm min−1). The sensor design is simple and can be applied to soft robots and wearable devices.
Jing Shu   +12 more
wiley   +1 more source

Metallicity-dependendent kinematics and morphology of the Milky Way bulge [PDF]

open access: yes, 2016
We use N-body chemo-dynamic simulations to study the coupling between morphology, kinematics and metallicity of the bar/bulge region of our Galaxy. We make qualitative comparisons of our results with available observations and find very good agreement ...
Athanassoula, E.   +2 more
core   +4 more sources

Peculiarity of stellar kinematics in the solar vicinity [PDF]

open access: yesAstronomische Nachrichten, 2013
AbstractThe peculiar velocities of nearby stars are studied. We determine the solar velocity components from the radial velocities and proper motions of stars and open clusters. We show that nearby stars are not very suitable for the determination of the solar motion components because of peculiarities in their velocity distribution.
openaire   +3 more sources

Massive Hypervelocity Runaway Stars in the Large Magellanic Cloud

open access: yesThe Astrophysical Journal, 2023
Since the hypervelocity stars were discovered in the Milky Way, various mechanisms have been proposed to explain these runaway stars. Up to now, however, the dominant ejected mechanism of hypervelocity stars is still unclear.
Zehao Lin   +5 more
doaj   +1 more source

Sensor‐enabled Orthopedic Implants for Musculoskeletal Monitoring

open access: yesAdvanced Sensor Research, EarlyView.
Smart orthopedic implants can self‐monitor, assess bone tissue health, and enable personalized treatment customization, going beyond the provision of essential mechanical and physiological functions. This article introduces the trend of sensor‐enabled orthopedic implants, which represents one of the future directions for the development of smart ...
Jincai Huang   +7 more
wiley   +1 more source

Maximum likelihood estimation of local stellar kinematics [PDF]

open access: yes, 2012
Context. Kinematical data such as the mean velocities and velocity dispersions of stellar samples are useful tools to study galactic structure and evolution.
Aghajani, Toktam, Lindegren, Lennart
core   +1 more source

Kinematics and Dynamics of the Galactic Stellar Halo [PDF]

open access: yes, 1999
The structure, kinematics and dynamics of the Galactic stellar halo are reviewed including evidence of substructure in the spatial distribution and kinematics of halo stars. Implications for galaxy formation theory are subsequently discussed; in particular it is argued that the observed kinematics of stars in the outer Galactic halo can be used as an ...
openaire   +3 more sources

Kinematics and simulations of the stellar stream in the halo of the Umbrella Galaxy [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2014
23 pages, 10 figures, 7 tables, accepted for publication in MNRAS 3D animated gif N-body model: http://sages.ucolick.org/downloads/Umbrella_3d ...
Aaron J. Romanowsky   +14 more
openaire   +4 more sources

Gas and stellar 2D kinematics in early-type galaxies [PDF]

open access: yesarXiv, 1999
We have obtained integral field spectroscopy of a small sample of early-type galaxies to study the kinematical coupling between the stellar and gaseous components in their central regions.
arxiv  

The Frequency‐Domain Lattice Boltzmann Method (FreqD‐LBM): A Versatile Tool to Predict the QCM Response Induced by Structured Samples

open access: yesAdvanced Theory and Simulations, EarlyView.
FreqD‐LBM simulates the oscillatory flow at the surface of a QCM‐D resonator in the presence of structured adsorbates. It derives shifts of frequency and bandwidth (equivalent to dissipation) on different overtones. Applications include rough surfaces, adsorbed rigid particles, adsorbed viscoelastic particles, spheres floating freely above the surface,
Diethelm Johannsmann   +5 more
wiley   +1 more source

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