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This paper develops a new 2D/3D stochastic closed-loop geothermal system with a random hydraulic conductivity tensor. We use the finite element method (FEM) and the Monte Carlo method (MCM) to discrete physical and probability spaces,…

Numerical Analysis · Mathematics 2024-10-14 Yi Qin , Xinyue Gao , Lele Chen , Liangliang Jiang , Zhangxin Chen , Jian Li

Using the N-body simulations of the AEMULUS Project, we construct an emulator for the non-linear clustering of galaxies in real and redshift space. We construct our model of galaxy bias using the halo occupation framework, accounting for…

Cosmology and Nongalactic Astrophysics · Physics 2019-04-03 Zhongxu Zhai , Jeremy L. Tinker , Matthew R. Becker , Joseph DeRose , Yao-Yuan Mao , Thomas McClintock , Sean McLaughlin , Eduardo Rozo , Risa H. Wechsler

We have performed numerical simulations of the interaction between "hot Jupiter" planet and gas of the stellar wind using numerical code developed for investigations of binary stars. With this code we have modeled the structure of the…

Earth and Planetary Astrophysics · Physics 2012-10-30 D. E. Ionov , D. V. Bisikalo , P. V. Kaygorodov , V. I. Shematovich

Line intensity mapping (LIM) is a novel observational technique in astrophysics that utilizes the integrated emission from multiple atomic and molecular transition lines from galaxies to probe the complex physics of galaxy formation and…

Astrophysics of Galaxies · Physics 2024-06-13 Anirban Roy , Nicholas Battaglia , Anthony R. Pullen

We present an analysis of the temperature, density, and velocity of the molecular gas in the star-forming core around W51 e2. A previous paper (Ho and Young 1996) describes the kinematic evidence which implies that the core around e2 is…

Astrophysics · Physics 2009-10-30 Lisa M. Young , Eric Keto , Paul T. P. Ho

The Cosmology Data Management system (CosmoDM) is an automated and flexible data management system for the processing and calibration of data from optical photometric surveys. It is designed to run on supercomputers and to minimize disk I/O…

Instrumentation and Methods for Astrophysics · Physics 2015-07-01 S. Desai , J. J. Mohr , R. Henderson , M. Kummel , K. Paech , M. Wetzstein

The circumgalactic medium (CGM) is a key component needed to understand the physical processes governing the flows of gas around galaxies. Quantifying its evolution and its dependence on galaxy properties is particularly important for our…

The UKIDSS Galactic Plane Survey (GPS) is one of the five near infrared Public Legacy Surveys that are being undertaken by the UKIDSS consortium, using the Wide Field Camera on the United Kingdom Infrared Telescope. It is surveying 1868…

We study the effect of stellar feedback (photodissociation/ionization, radiation pressure and winds) on the evolution of a Giant Molecular Cloud (GMC), by means of a 3D radiative transfer, hydro-simulation implementing a complex chemical…

Astrophysics of Galaxies · Physics 2022-07-11 D. Decataldo , A. Lupi , A. Ferrara , A. Pallottini , M. Fumagalli

This is to announce a recent release of version 1.0.1a9 of parallel load balanced adaptive P3M cosmological N-body code named GRACOS. The code has been under development over years and is available for the download at http://www.gracos.org.…

Astrophysics · Physics 2007-11-30 Alexander Shirokov

Energy-Based Models (EBMs) offer a versatile framework for modeling complex data distributions. However, training and sampling from EBMs continue to pose significant challenges. The widely-used Denoising Score Matching (DSM) method for…

Machine Learning · Statistics 2024-03-20 Mingtian Zhang , Alex Hawkins-Hooker , Brooks Paige , David Barber

The DEEP2/DEIMOS redshift survey, which will begin observing in the Spring of 2002, will gather high quality spectra on ~60000 galaxies in order to study the evolution of the properties and large scale clustering of galaxies at z~1. The…

Astrophysics · Physics 2007-05-23 Christian Marinoni , Marc Davis , Alison L. Coil , Douglas Finkbeiner

We are entering the era of high-precision and high-resolution spectroscopy of exoplanets. Such observations herald the need for robust self-consistent spectral models of exoplanetary atmospheres to investigate intricate atmospheric…

Earth and Planetary Astrophysics · Physics 2017-10-13 Siddharth Gandhi , Nikku Madhusudhan

We introduce a self-calibration method that can be applied to the intrinsic ellipticity--intrinsic ellipticity (II) and gravitational shear -- intrinsic ellipticity (GI) types of intrinsic alignment of galaxies. The method combines previous…

Cosmology and Nongalactic Astrophysics · Physics 2018-12-05 Ji Yao , Mustapha Ishak , M. A. Troxel

We present a Bayesian approach to the problem of determining parameters for coalescing binary systems observed with laser interferometric detectors. By applying a Markov Chain Monte Carlo (MCMC) algorithm, specifically the Gibbs sampler, we…

General Relativity and Quantum Cosmology · Physics 2009-11-07 Nelson Christensen , Renate Meyer

We describe the construction of an N-body simulation that mimics the true velocity and mass-density fields in a box of side 256\hmpc about the Local Group , and the production of mock catalogs that mimic in detail current catalogs of…

Astrophysics · Physics 2009-10-28 Tsafrir Kolatt , Avishai Dekel , Galit Ganon , Jeffrey Willick

We used 1627 faint (15.5< R<23) stars in five fields of the Calar Alto Deep Imaging Survey (CADIS) to estimate the structure parameters of the Galaxy. The results were derived by applying two complementary methods: first by fitting the…

Astrophysics · Physics 2009-11-11 S. Phleps , S. Drepper , K. Meisenheimer , B. Fuchs

We present a comprehensive analysis of the multi-phase structure of the interstellar medium (ISM) and the stellar kinematics in the edge-on nearby galaxy UGC 10205 using integral field spectroscopy (IFS) data taken with MEGARA at the GTC.…

Based on the CMS Upgrade R&D Proposal RD10.02, we describe the motivation and main features of the CMS GEM Project for LS2 and propose the addition of a full GE1/12 detector station comprising Gas Electron Multiplier (GEM) chambers to the…

Instrumentation and Detectors · Physics 2012-12-03 D. Abbaneo , M. Abbrescia , P. Aspell , S. Bianco , K. Hoepfner , M. Hohlmann , M. Maggi , G. De Lentdecker , A. Safonov , A. Sharma , M. Tytgat

The ESA's JUICE mission will provide a thorough investigation of the Jupiter system and the Galilean moons during its nominal tour, comprising flybys of Europa and Callisto, and an orbital phase about Ganymede at the end of the mission. The…

Earth and Planetary Astrophysics · Physics 2021-01-12 Mauro Di Benedetto , Paolo Cappuccio , Serena Molli , Lorenzo Federici , Alessandro Zavoli