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Related papers: GGCHEMPY: A pure Python-based gas-grain chemical c…

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We present a publicly available, open source version of the time dependent gas-grain chemical code UCLCHEM. UCLCHEM propagates the abundances of chemical species through a large network of chemical reactions in a variety of physical…

Astrophysics of Galaxies · Physics 2017-07-25 Jonathan Holdship , Serena Viti , Izaskun Jiménez-Serra , Antonios Makrymallis , Felix Priestley

Containers are an emerging technology that hold promise for improving productivity and code portability in scientific computing. We examine Linux container technology for the distribution of a non-trivial scientific computing software stack…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-06-19 Jack S. Hale , Lizao Li , Chris N. Richardson , Garth N. Wells

In this work, we introduce new batching algorithms to effectively handle large contractions encountered in coupled-cluster singles and doubles (CCSD) implementations in Python on the Video Random Access Memory (VRAM) of graphical processing…

Earth system models (ESMs) are vital for understanding past, present, and future climate, but they suffer from legacy technical infrastructure. ESMs are primarily implemented in Fortran, a language that poses a high barrier of entry for…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-05-02 Anthony Zhou , Linnia Hawkins , Pierre Gentine

SkyPy is an open-source Python package for simulating the astrophysical sky. It comprises a library of physical and empirical models across a range of observables and a command-line script to run end-to-end simulations. The library provides…

We use the spectral synthesis code Cloudy to tabulate the properties of gas for an extensive range in redshift (z=0 to 9), temperature (log T [K] = 1 to 9.5), metallicity (log Z/$\mathrm{Z}_{\odot}$ = -4 to +0.5, Z=0), and density (log…

Astrophysics of Galaxies · Physics 2020-08-05 Sylvia Ploeckinger , Joop Schaye

We present simulations of star forming filaments incorporating on of the largest chemical network used to date on-the-fly in a 3D-MHD simulation. The network contains 37 chemical species and about 300 selected reaction rates. For this we…

Astrophysics of Galaxies · Physics 2016-03-23 D. Seifried , S. Walch

We announce ChromaStarPy, an integrated general stellar atmospheric modeling and spectrum synthesis code written entirely in python V. 3. ChromaStarPy is a direct port of the ChromaStarServer (CSServ) Java modeling code described in earlier…

Instrumentation and Methods for Astrophysics · Physics 2018-02-28 C. Ian Short , Jason H. T. Bayer , Lindsey M. Burns

To execute scientific computing programs such as deep learning at high speed, GPU acceleration is a powerful option. With the recent advancements in web technologies, interfaces like WebGL and WebGPU, which utilize GPUs on the client side…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-03-04 Masatoshi Hidaka , Tatsuya Harada

Analysis of emission lines in gaseous nebulae yields direct measures of physical conditions and chemical abundances and is the cornerstone of nebular astrophysics. Although the physical problem is conceptually simple, its practical…

Instrumentation and Methods for Astrophysics · Physics 2014-12-17 Valentina Luridiana , Christophe Morisset , Richard A. Shaw

Chemical composition of a molecular cloud is highly sensitive to the physical properties of the cloud. In order to obtain the chemical composition around a star forming region, we carry out a two dimensional hydrodynamical simulation of the…

Astrophysics of Galaxies · Physics 2013-06-04 Ankan Das , Liton Majumdar , Sandip K. Chakrabarti , Sonali Chakrabarti

We discuss models that astrochemists have developed to study the chemical composition of the interstellar medium. These models aim at computing the evolution of the chemical composition of a mixture of gas and dust under as- trophysical…

Astrophysics of Galaxies · Physics 2013-10-01 Valentine Wakelam , Herma M. Cuppen , Eric Herbst

NEMESISPY is a Python package developed to perform parametric atmospheric modelling and radiative transfer calculation for the retrievals of exoplanetary spectra. It is a recent development of the well-established Fortran NEMESIS library…

Earth and Planetary Astrophysics · Physics 2024-07-10 Jingxuan Yang , Juan Alday , Patrick Irwin

The characterization of interstellar chemical inventories provides valuable insight into the chemical and physical processes in astrophysical sources. The discovery of new interstellar molecules becomes increasingly difficult as the number…

partycls is a Python framework for cluster analysis of systems of interacting particles. By grouping particles that share similar structural or dynamical properties, partycls enables rapid and unsupervised exploration of the system's…

Computational Physics · Physics 2021-11-22 Joris Paret , Daniele Coslovich

Gas-phase processes were long thought to be the key formation mechanisms for complex organic molecules in star-forming regions. However, recent experimental and theoretical evidence has cast doubt on the efficiency of such processes.…

Astrophysics · Physics 2009-11-13 Robin T. Garrod , Susanna L. Widicus Weaver , Eric Herbst

We present an open-source and validated chemical kinetics code for studying hot exoplanetary atmospheres, which we name VULCAN. It is constructed for gaseous chemistry from 500 to 2500 K using a reduced C-H-O chemical network with about 300…

Earth and Planetary Astrophysics · Physics 2017-02-22 Shang-Min Tsai , James R. Lyons , Luc Grosheintz , Paul B. Rimmer , Daniel Kitzmann , Kevin Heng

We present "torchGDM", a numerical framework for nano-optical simulations based on the Green's Dyadic Method (GDM). This toolkit combines a hybrid approach, allowing for both fully discretized nano-structures and structures approximated by…

We present MADLens a python package for producing non-Gaussian lensing convergence maps at arbitrary source redshifts with unprecedented precision. MADLens is designed to achieve high accuracy while keeping computational costs as low as…

Cosmology and Nongalactic Astrophysics · Physics 2020-12-18 Vanessa Böhm , Yu Feng , Max E. Lee , Biwei Dai

Code sharing and reuse is a widespread use practice in software engineering. Although a vast amount of open-source Python code is accessible on many online platforms, programmers often find it difficult to restore a successful runtime…

Software Engineering · Computer Science 2022-01-19 Wei Cheng , Xiangrong Zhu , Wei Hu
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