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Context: Numerical simulations of stellar convection and photospheres have been developed to the point where detailed shapes of observed spectral lines can be explained. Stellar atmospheres are very complex, and very different physical…

Solar and Stellar Astrophysics · Physics 2015-05-28 Boris V. Gudiksen , Mats Carlsson , Viggo H. Hansteen , Wolfgang Hayek , Jorrit Leenaarts , Juan Martínez-Sykora

The program package SME (Spectroscopy Made Easy), designed to perform an analysis of stellar spectra using spectral fitting techniques, was updated due to adding new functions (isotopic and hyperfine splittins) in VALD and including grids…

Instrumentation and Methods for Astrophysics · Physics 2017-10-31 N. Piskunov , T. Ryabchikova , Yu. Pakhomov , T. Sitnova , S. Alexeeva , L. Mashonkina , T. Nordlander

High-pressure crystal structure prediction (CSP) underpins advances in condensed matter physics, planetary science, and materials discovery. Yet, most large atomistic models are trained on near-ambient, equilibrium data, leading to degraded…

Materials Science · Physics 2025-09-15 Yinan Wang , Xiaoyang Wang , Zhenyu Wang , Jing Wu , Jian Lv , Han Wang

The Space Telescope Imaging Product Simulator (STIPS) is a Python-based package that can be used to simulate scenes from the upcoming \textit{Nancy Grace Roman Space Telescope} (\nancy). STIPS is able to generate post-pipeline astronomical…

In this work, we present a methodology and a corresponding code-base for constructing mock integral field spectrograph (IFS) observations of simulated galaxies in a consistent and reproducible way. Such methods are necessary to improve the…

We present the first public release of ShapePipe, an open-source and modular weak-lensing measurement, analysis, and validation pipeline written in Python. We describe the design of the software and justify the choices made. We provide a…

Instrumentation and Methods for Astrophysics · Physics 2022-08-24 S. Farrens , A. Guinot , M. Kilbinger , T. Liaudat , L. Baumont , X. Jimenez , A. Peel , A. Pujol , M. Schmitz , J. -L. Starck , A. Z. Vitorelli

COPASI is a popular application for simulation and analysis of biochemical networks and their dynamics. While this software is widely used, it works as a standalone application and until now it was not possible for users to interact with…

Molecular Networks · Quantitative Biology 2021-10-11 Abhishekh Gupta , Pedro Mendes

multisphere is an open-source Python package for generating multi-sphere representations of complex particles for use in DEM simulations. It reconstructs triangulated surface meshes and voxelized volumes as sets of intersecting spheres and…

Soft Condensed Matter · Physics 2026-04-23 Felix Buchele , Patric Müller , Thorsten Pöschel

We present a new Python pipeline for processing data from astronomical long-slit spectroscopy observations recorded with CCD detectors. The pipeline is designed to aim for simplicity, manual execution, transparency and robustness. The goal…

Instrumentation and Methods for Astrophysics · Physics 2025-04-02 Kostas Valeckas , Johan Peter Uldall Fynbo , Jens-Kristian Krogager , Kasper Elm Heintz

We present stellar_wind.py, a module that provides multiple methods of simulating stellar winds using smoothed particle hydrodynamics codes (SPH) within the astrophysical multipurpose software environment (AMUSE) framework. With the simple…

Solar and Stellar Astrophysics · Physics 2019-05-22 Edwin van der Helm , Martha I. Saladino , Simon Portegies Zwart , Onno Pols

Consumer grade cyber-physical systems (CPS) are becoming an integral part of our life, automatizing and simplifying everyday tasks. Indeed, due to complex interactions between hardware, networking and software, developing and testing such…

Cryptography and Security · Computer Science 2021-03-24 Dmytro Humeniuk , Giuliano Antoniol , Foutse Khomh

Stellar abundance analysis relies on flexible, high-performance spectral synthesis. To meet these needs, we present PySME v1.0, an updated Python implementation of Spectroscopy Made Easy (SME) designed for precise and survey-scale modelling…

Instrumentation and Methods for Astrophysics · Physics 2026-05-12 Mingjie Jian , Nikolai Piskunov , Jeff Valenti , Ella Xi Wang , Brian Thorsbro , Henrik Jönsson , Ansgar Wehrhahn

Asteroseismology is well-established in astronomy as the gold standard for determining precise and accurate fundamental stellar properties like masses, radii, and ages. Several tools have been developed for asteroseismic analyses but many…

Solar and Stellar Astrophysics · Physics 2021-09-08 Ashley Chontos , Daniel Huber , Maryum Sayeed , Pavadol Yamsiri

Grids of stellar atmosphere models and associated synthetic spectra are numerical products which have a large impact in astronomy due to their ubiquitous application in the interpretation of radiation from individual stars and stellar…

Solar and Stellar Astrophysics · Physics 2009-09-02 H. -G. Ludwig , E. Caffau , M. Steffen , B. Freytag , P. Bonifacio , A. Kucinskas

DSPSR is a high-performance, open-source, object-oriented, digital signal processing software library and application suite for use in radio pulsar astronomy. Written primarily in C++, the library implements an extensive range of modular…

Instrumentation and Methods for Astrophysics · Physics 2015-05-19 W. van Straten , M. Bailes

Cosmic-ray observatories necessarily rely on Monte Carlo simulations for their design, calibration and analysis of their data. Detailed simulations are very demanding computationally. We present a python-based package called ShowerModel to…

Instrumentation and Methods for Astrophysics · Physics 2021-03-02 Daniel Morcuende , Jaime Rosado

Computational models can provide significant insight into the operation mechanisms and deficiencies of photovoltaic solar cells. Solcore is a modular set of computational tools, written in Python 3, for the design and simulation of…

Applied Physics · Physics 2018-04-17 D. Alonso-Álvarez , T. Wilson , P. Pearce , M. Führer , D. Farrell , N. Ekins-Daukes

We present the pulsar_spectra software repository, an open-source pulsar flux density catalogue and automated spectral fitting software that finds the best spectral model and produces publication-quality plots. The Python-based software…

High Energy Astrophysical Phenomena · Physics 2022-11-09 N. A. Swainston , C. P. Lee , S. J. McSweeney , N. D. R. Bhat

Summary: heatmaply is an R package for easily creating interactive cluster heatmaps that can be shared online as a stand-alone HTML file. Interactivity includes a tooltip display of values when hovering over cells, as well as the ability to…

Quantitative Methods · Quantitative Biology 2019-11-07 Tal Galili , Alan OCallaghan , Jonathan Sidi , Carson Sievert

Echosounders are high-frequency sonar systems used to sense fish and zooplankton underwater. Their deployment on a variety of ocean observing platforms is generating vast amounts of data at an unprecedented speed from the oceans. Efficient…

Signal Processing · Electrical Eng. & Systems 2025-05-12 Wu-Jung Lee , Landung Setiawan , Caesar Tuguinay , Emilio Mayorga , Valentina Staneva