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Modern materials science generates vast and diverse datasets from both experiments and computations, yet these multi-source, heterogeneous data often remain disconnected in isolated "silos". Here, we introduce MaterialsGalaxy, a…

Materials Science · Physics 2025-11-03 Tiannian Zhu , Zhong Fang , Quansheng Wu , Hongming Weng

In this work we introduce a new method to perform the identification of groups of galaxies and present results of the identification of galaxy groups in the Seventh Data Release of the Sloan Digital Sky Survey (SDSS-DR7). Our methodology…

Cosmology and Nongalactic Astrophysics · Physics 2012-03-23 J. C. Muñoz-Cuartas , Volker Mueller

We describe the public release of $>2.3$ petabytes of data from the FLAMINGO cosmological simulations. The suite consists of hydrodynamical simulations that include radiative cooling, star formation, stellar mass loss and the resulting…

This work introduces SwarmRL, a Python package designed to study intelligent active particles. SwarmRL provides an easy-to-use interface for developing models to control microscopic colloids using classical control and deep reinforcement…

SUPERBOX-10 is the successor of SUPERBOX, a particle-mesh code where additional grids and sub-grids are applied to regions of high particle density. Previous limitations have been solved. For instance, the vertical resolution is improved…

Astrophysics of Galaxies · Physics 2015-06-11 Reinhold Bien , Tobias Brandt , Andreas Just

Using GADGET2, we performed an SPH+N-body simulation of a galactic disk with stellar and gas particles. This simulation allows to compare the spiral structure in the different disk components. Also, we performed a simulation without gaseous…

Astrophysics of Galaxies · Physics 2013-10-22 Mata-Chavez , M. Dolores , Gomez Gilberto C. , Puerari , Ivanio

We develop an extension of subhalo abundance matching (SHAM) capable of accurately reproducing the real and redshift-space clustering of galaxies in a state-of-the-art hydrodynamical simulation. Our method uses a low-resolution gravity-only…

Cosmology and Nongalactic Astrophysics · Physics 2021-09-22 Sergio Contreras , Raul Angulo , Matteo Zennaro

The advent of large cosmological sky surveys - ushering in the era of precision cosmology - has been accompanied by ever larger cosmological simulations. The analysis of these simulations, which currently encompass tens of billions of…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-20 Jonathan Woodring , Katrin Heitmann , James Ahrens , Patricia Fasel , Chung-Hsing Hsu , Salman Habib , Adrian Pope

We introduce cosmocnc, a Python package for computing the number count likelihood of galaxy cluster catalogues in a fast, flexible and accurate way. cosmocnc offers three types of likelihoods: an unbinned, a binned, and an extreme value…

Cosmology and Nongalactic Astrophysics · Physics 2024-03-15 Íñigo Zubeldia , Boris Bolliet

\textsc{Pykat} is a Python package which extends the popular optical interferometer modelling software \textsc{Finesse}. It provides a more modern and efficient user interface for conducting complex numerical simulations, as well as…

Instrumentation and Methods for Astrophysics · Physics 2020-04-16 Daniel D. Brown , Philip Jones , Samuel Rowlinson , Andreas Freise , Sean Leavey , Anna C. Green , Daniel Toyra

We present the CosmoBolognaLib, a large set of Open Source C++ numerical libraries for cosmological calculations. CosmoBolognaLib is a living project aimed at defining a common numerical environment for cosmological investigations of the…

Cosmology and Nongalactic Astrophysics · Physics 2016-02-24 Federico Marulli , Alfonso Veropalumbo , Michele Moresco

High-resolution optical integral field units (IFUs) are rapidly expanding our knowledge of extragalactic emission nebulae in galaxies and galaxy clusters. By studying the spectra of these objects -- which include classic HII regions,…

Instrumentation and Methods for Astrophysics · Physics 2021-08-31 Carter Lee Rhea , Julie Hlavacek-Larrondo , Laurie Rousseau-Nepton , Benjamin Vigneron , Louis-Simon Guité

Galaxy and halo scaling relations, connecting a broad range of parameters, are well established from observations. The origin of many of these relations and their scatter is still a matter of debate. It remains a sizable challenge for…

While the spectrum of the light emitted by a star can be calculated by simulating the flow of radiation through each layer of the star's atmosphere, this process is computationally expensive. Therefore, it is often far more efficient to…

Instrumentation and Methods for Astrophysics · Physics 2023-01-31 Rich Townsend , Aaron Lopez

Subhalo abundance matching (SHAM) inserts galaxies into dark matter only simulations of the growth of cosmic structure in a way that requires minimal assumptions about galaxy formation. A galaxy is placed at the potential minimum of each…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-15 Qi Guo , Simon White

We present a library of the major spiral arm models (and maps) of the Galaxy. The package is written in Python, and allows the user to both extract the 2D trace and overplot the spiral arms in Cartesian/Polar coordinates in both…

Instrumentation and Methods for Astrophysics · Physics 2026-03-03 Abhay Kumar Prusty , Shourya Khanna

Clusters of galaxies are important laboratories for understanding both galaxy evolution and constraining cosmological quantities. Any analysis of clusters, however, is best done when one can reliably determine which galaxies are members of…

Astrophysics · Physics 2009-10-31 R. J. Brunner , L. M. Lubin

We present a new-generation tool to model and interpret spectral energy distributions (SEDs) of galaxies, which incorporates in a consistent way the production of radiation and its transfer through the interstellar and intergalactic media.…

Astrophysics of Galaxies · Physics 2016-10-06 Jacopo Chevallard , Stéphane Charlot

Exoplanet science often involves using the system parameters of real exoplanets for tasks such as simulations, fitting routines, and target selection for proposals. Several exoplanet catalogues are already well established but often lack a…

Earth and Planetary Astrophysics · Physics 2016-09-21 Ryan Varley