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There is almost universal agreement among astronomers that most of the mass in the Universe and most of the mass in the Galactic halo is dark. Many lines of reasoning suggest that the dark matter consists of some new, as yet undiscovered,…

High Energy Physics - Phenomenology · Physics 2009-10-28 G. Jungman , M. Kamionkowski , K. Griest

In this talk we present data analysis methods for reconstructing the mass and couplings of Weakly Interacting Massive Particles (WIMPs) by using directly future experimental data (i.e., measured recoil energies) from direct Dark Matter…

High Energy Physics - Phenomenology · Physics 2010-12-21 Manuel Drees , Chung-Lin Shan

We present a systematic halo-independent analysis of available Weakly Interacting Massive Particles (WIMP) direct detection data within the framework of Inelastic Dark Matter (IDM). We show that, when the smallest number of assumptions is…

Cosmology and Nongalactic Astrophysics · Physics 2014-09-03 Stefano Scopel , KookHyun Yoon

One of the most interesting mysteries of astrophysics is the puzzle of dark matter. Although numerous techniques have been explored and developed to detect this elusive substance, its nature remains unknown. One such method uses large…

High Energy Physics - Phenomenology · Physics 2008-11-26 Dan Hooper , Joseph Silk

We present preliminary results of the application of a new sophisticated code which allows high precision integration of orbits of stars belonging to a dense stellar system moving in the vicinity of a massive black hole. This mimics the…

Astrophysics of Galaxies · Physics 2011-12-30 R. Capuzzo-Dolcetta , M. Spera

Directional detection of Galactic Dark Matter is a promising search strategy for discriminating genuine WIMP events from background ones. Technical progress on gaseous detectors and read-outs has permitted the design and construction of…

Cosmology and Nongalactic Astrophysics · Physics 2014-11-20 J. Billard , F. Mayet , J. F. Macias-Perez , D. Santos

The evolution of star clusters is studied using N-body simulations in which the evolution of single stars and binaries are taken self-consistently into account. Initial conditions are chosen to represent relatively young Galactic open…

Weakly Interacting Massive Particles (WIMPs) are leading candidates for the dominant part of the mass density of the Universe. Here we will review direct WIMP detection techniques by giving examples of currently running experiments, and…

Astrophysics · Physics 2007-05-23 Laura Baudis , H. V. Klapdor-Kleingrothaus

The recent WMAP data have confirmed that exotic dark matter together with the vacuum energy (cosmological constant) dominate in the flat Universe. The nature of the dark matter constituents cannot be determined till they are directly…

High Energy Physics - Phenomenology · Physics 2010-01-21 J. D. Vergados

The nature of the cosmic dark matter is unknown. The most compelling hypothesis is that dark matter consists of weakly interacting massive particles (WIMPs) in the 100 GeV mass range. Such particles would annihilate in the galactic halo,…

Astrophysics · Physics 2009-11-11 Edward A. Baltz , James E. Taylor , Lawrence L. Wai

Abridged. White dwarf stars are the final evolutionary stage of the vast majority of stars, including our Sun. The study of white dwarfs has potential applications to different fields of astrophysics. In particular, they can be used as…

Solar and Stellar Astrophysics · Physics 2016-08-09 Leandro G. Althaus , Alejandro H. Córsico , Jordi Isern , Enrique García-Berro

Weakly interacting massive particles (WIMPs) are one of the leading candidates for Dark Matter. So far we can use direct Dark Matter detection to estimate the mass of halo WIMPs only by fitting predicted recoil spectra to future…

High Energy Physics - Phenomenology · Physics 2011-11-10 Chung-Lin Shan , Manuel Drees

WASP-33 is one of the few $\delta$ Sct stars with a known planetary companion. By analyzing the stellar oscillations, we search for possible star-planet interactions in the pattern of the pulsation. We made use of the Transit and Light…

Earth and Planetary Astrophysics · Physics 2022-03-30 Szilard Kalman , Andras Bokon , Aliz Derekas , Gyula Szabo M. , Viola Hegedus , Kristof Nagy

We investigate the effects of weakly-interacting massive particle (WIMP) dark matter annihilation on the formation of Population III.1 stars, which are theorized to form from the collapse of gas cores at the centers of dark matter…

Astrophysics · Physics 2011-02-11 Aravind Natarajan , Jonathan C. Tan , Brian W. O'Shea

The purpose of this document is to describe the upgrade of the CRESST dark matter search at LNGS. The proposed strategy will allow to explore a region of the parameter space for spin-independent WIMP-nucleon elastic scattering corresponding…

In this paper, as the third part of the third step of our study on developing data analysis procedures for using 3-dimensional information offered by directional direct Dark Matter detection experiments in the future, we introduce a…

High Energy Astrophysical Phenomena · Physics 2021-03-15 Chung-Lin Shan

Most stars are born in dense stellar environments where the formation and early evolution of planetary systems may be significantly perturbed by encounters with neighbouring stars. To investigate on the fate of circumstellar gas disks and…

Earth and Planetary Astrophysics · Physics 2023-09-14 Francesco Flammini Dotti , Roberto Capuzzo-Dolcetta , M. B. N. Kouwenhoven

We have strong evidence on all cosmic scales, from galaxies to the largest structures ever observed, that there is more matter in the universe than we can see. Galaxies and clusters would fly apart unless they would be held together by…

Astrophysics · Physics 2008-11-26 Laura Baudis

We present a novel approach for classifying stars as binary or exoplanet using deep learning techniques. Our method utilizes feature extraction, wavelet transformation, and a neural network on the light curves of stars to achieve…

Instrumentation and Methods for Astrophysics · Physics 2023-05-22 Aman Kumar , Sarvesh Gharat