Results 21 to 30 of about 242,972 (318)

Gravitino Dark Matter [PDF]

open access: yesAIP Conference Proceedings, 2010
10 pages, 6 figures, Talk at SUSY09 ...
Wilfried Buchmüller   +3 more
openaire   +9 more sources

The Possibility of Mirror Planet as Planet Nine in the Solar System

open access: yesUniverse, 2022
A series of dynamical anomalies in the orbits of distant trans-Neptunian objects points to a new celestial body (usually named Planet Nine) in the solar system.
Pei Wang   +4 more
doaj   +1 more source

A real triplet-singlet extended Standard Model: dark matter and collider phenomenology

open access: yesJournal of High Energy Physics, 2021
We examine the collider and dark matter phenomenology of the Standard Model extended by a hypercharge-zero SU(2) triplet scalar and gauge singlet scalar.
Nicole F. Bell   +4 more
doaj   +1 more source

DARK MATTER [PDF]

open access: yesFundamental Interactions, 2007
The nature of the main constituents of the mass of the universe is one of the outstanding riddles of cosmology and astro-particle physics. Current models explaining the evolution of the universe, and measurements of the various components of its mass, all have in common that an appreciable contribution to that mass is non-luminous and non-baryonic, and
openaire   +3 more sources

Energy-releasing Process for the 2013 May 13 X1.7 Limb Flare: A Continued Study

open access: yesThe Astrophysical Journal, 2023
In this paper, we reanalyze the X1.7 class limb flare that occurred on 2013 May 13 (SOL2013-05-13T01:56 UT), concentrating on the energy-releasing process using microwave observations mainly made by Nobeyama and X-ray observations made by RHESSI.
Jinhua Shen   +5 more
doaj   +1 more source

Colored dark matter [PDF]

open access: yesPhysical Review D, 2018
We explore the possibility that Dark Matter is the lightest hadron made of two stable color octet Dirac fermions ${\cal Q}$. The cosmological DM abundance is reproduced for $M_{\cal Q}\approx 12.5$ TeV, compatibly with direct searches (the Rayleigh cross section, suppressed by $1/M_{\cal Q}^6$, is close to present bounds), indirect searches (enhanced ...
Andrea Mitridate   +5 more
openaire   +5 more sources

One-Minute Quasi-Periodic Pulsations during an M-Class Solar Flare

open access: yesUniverse, 2022
We study the Quasi-Periodic Pulsations (QPPs) of an M4.4 class solar flare, which occurred in active region NOAA 11165 on 8 March 2011. With the Fast Fourier Transform (FFT) method, we decompose the flare light curve into fast- and slowly-varying ...
Fanpeng Shi, Dong Li, Zongjun Ning
doaj   +1 more source

Dark Matter and Dark Energy

open access: yes, 2023
I have been working on the fundamental laws of physics for a long time. During this time, I realized that gravity does not work like Newtonian and this misleads us into Dark Matter. The relationship between distance and gravitational force varies with distance.
openaire   +1 more source

Dark energy and dark matter [PDF]

open access: yesPhysics Letters B, 2003
4 pages latex, 2 ...
COMELLI, DANIELE   +2 more
openaire   +4 more sources

Dark matter as dark energy

open access: yesPhysics Letters B, 2003
Velocity-dependent interactions in a fundamental-string dominated universe lead quite naturally, with reasonable assumptions on initial conditions, to an accelerating expanding universe without assuming the existence of a cosmological constant. This result also holds generically for a universe dominated by moving extremal black holes, owing to a ...
Ramzi R. Khuri, Ramzi R. Khuri
openaire   +3 more sources

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