Results 51 to 60 of about 173,637 (267)

Updated Results on the Galaxy-Halo Connection from Satellite Kinematics in SDSS

open access: yes, 2018
We present new results on the relationship between central galaxies and dark matter haloes inferred from observations of satellite kinematics in the Sloan Digital Sky Survey (SDSS) DR7.
Bosch, Frank C. van den   +4 more
core   +1 more source

The Distribution of Dark Matter in a Ringed Galaxy [PDF]

open access: yes, 1996
Outer rings are located at the greatest distance from the galaxy center of any feature resonant with a bar. Because of their large scale, their morphology is sensitive to the distribution of the dark matter in the galaxy.
A. C. Quillen   +5 more
core   +3 more sources

Dark Matter Halos around Galaxies

open access: yes, 1997
27 pages, latex, 18 figures. Review to appear in "Dark and Visible Matter in Galaxies". Proceedings of the Sesto DM1996 Conference Eds M. Persic & P. Salucci. ASP Proceedings Conference Series 1997 also available at ftp://galileo.sissa.it/users/ftp/pub/psrot/persucci ...
Salucci, Paolo, Persic M.
openaire   +3 more sources

On the Possible Asymmetry in Gamma Rays from Andromeda Due to Inverse Compton Scattering of Star Light on Electrons from Dark Matter Annihilation

open access: yesGalaxies, 2023
Dark matter is a popular candidate to a new source of primary-charged particles, especially positrons in cosmic rays, which are proposed to account for observable anomalies.
Konstantin Belotsky, Maxim Solovyov
doaj   +1 more source

Higher signal harmonics, LISA's angular resolution, and dark energy [PDF]

open access: yes, 2007
It is generally believed that the angular resolution of the Laser Interferometer Space Antenna (LISA) for binary supermassive black holes (SMBH) will not be good enough to identify the host galaxy or galaxy cluster.
Arun, K. G.   +4 more
core   +4 more sources

Is Self-Interacting Dark Matter Undergoing Dark Fusion?

open access: yes, 2017
We suggest that two-to-two dark matter fusion may be the relaxation process that resolves the small-scale structure problems of the cold collisionless dark matter paradigm.
McDermott, Samuel D.
core   +1 more source

The origin of galaxy scaling laws in LCDM

open access: yes, 2018
It has long been recognized that tight relations link the mass, size, and characteristic velocity of galaxies. These scaling laws reflect the way in which baryons populate, cool, and settle at the center of their host dark matter halos; the angular ...
C Li   +14 more
core   +1 more source

End‐to‐End Sensing Systems for Breast Cancer: From Wearables for Early Detection to Lab‐Based Diagnosis Chips

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores advances in wearable and lab‐on‐chip technologies for breast cancer detection. Covering tactile, thermal, ultrasound, microwave, electrical impedance tomography, electrochemical, microelectromechanical, and optical systems, it highlights innovations in flexible electronics, nanomaterials, and machine learning.
Neshika Wijewardhane   +4 more
wiley   +1 more source

Versatile Gasochromic Hydrogen Detection via Supraparticle‐Based Applied Composite Materials

open access: yesAdvanced Optical Materials, EarlyView.
Silica‐platinum‐resazurin supraparticles are embedded into PMMA to form suprabeads and thin films. The thereby obtained indicators change color from purple to pink to colorless on hydrogen exposure. The indicator systems are tested under various environmental conditions, and their performance is related to their microscopically visualized structure ...
Sarah Wenderoth   +7 more
wiley   +1 more source

Disturbed isolated galaxies: indicators of a dark galaxy population? [PDF]

open access: yesAstronomy & Astrophysics, 2006
5 pages, 1 figure.
Karachentsev, I. D.   +2 more
openaire   +2 more sources

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