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Related papers: The CHIANTI atomic database

200 papers

Emission and absorption features from C-like ions serve as temperature and density diagnostics of astrophysical plasmas. $R$-matrix electron-impact excitation data sets for C-like ions in the literature merely cover a few ions, and often…

Solar and Stellar Astrophysics · Physics 2020-01-29 Junjie Mao , N. R. Badnell , G. Del Zanna

We have developed the new Berkeley Evaluated Alpha and proton Radioactivity (BE$\alpha p$R) database detailing information on all known $\beta^{+}$-delayed and direct heavy-particle emitters (p, $\alpha$, cluster, fission). The compiled…

Nuclear Experiment · Physics 2026-05-20 J. C. Batchelder , A. M. Hurst

Plasma models built on extensive atomic data are essential to interpreting the observed cosmic spectra. H-like Lyman series and He-like triplets observable in the X-ray band are powerful diagnostic lines to measure the physical properties…

Atomic Physics · Physics 2022-12-14 Junjie Mao , G. Del Zanna , Liyi Gu , Chunyu Zhang , N. R. Badnell

Twentyfive titanium isotopes have so far been observed; the discovery of these isotopes is discussed. For each isotope a brief summary of the first refereed publication, including the production and identification method, is presented.

Nuclear Experiment · Physics 2010-09-09 D. Meierfrankenfeld , M. Thoennessen

The "Karlsruhe Astrophysical Database of Nucleosynthesis in Stars" (KADoNiS) project is an online database for experimental cross sections relevant to the s process and p process. It is available under…

Astrophysics · Physics 2008-06-12 I. Dillmann , M. Heil , F. Käppeler , R. Plag , T. Rauscher , F. -K. Thielemann

The ensemble of experimental data on the 2830 nuclides which have been observed since the beginning of Nuclear Physics are being evaluated, according to their nature, by different methods and by different groups. The two "horizontal"…

Nuclear Experiment · Physics 2009-09-29 Georges Audi

Today Vienna Atomic Line Database (VALD) is one of main databases of atomic and molecular parameters required for stellar spectra analysis. We present the new features that recently appeared in the VALD3 release, including the effects of…

Instrumentation and Methods for Astrophysics · Physics 2017-10-31 Yu. Pakhomov , N. Piskunov , T. Ryabchikova

A comprehensive compilation of experimental K-shell ionization cross sections induced by electron impact has been assembled, including results up to December 2024. The data are organized according to the target atomic number and to the…

Seventeen einsteinium isotopes have so far been observed; the discovery of these isotopes is discussed. For each isotope a brief summary of the first refereed publication, including the production and identification method, is presented.

Nuclear Experiment · Physics 2010-09-09 A. Bury , A. Fritsch , J. Q. Ginepro , M. Heim , A. Schuh , A. Shore , M. Thoennessen

The "Karlsruhe Astrophysical Database of Nucleosynthesis in Stars" (KADoNiS) project is an online database for experimental cross sections relevant to the $s$ process and $p$ process. It is available under…

Astrophysics · Physics 2008-06-13 I. Dillmann , R. Plag , M. Heil , F. Käppeler , T. Rauscher

Level energies, wavelengths, electric dipole, magnetic dipole, electric quadrupole, and magnetic quadrupole transition rates, oscillator strengths, and line strengths from combined relativistic configuration interaction and many-body…

We present an update on CRDB (https://lpsc.in2p3.fr/crdb), the cosmic-ray database for charged species. CRDB is based on MySQL, queried and sorted by jquery and table-sorter libraries, and displayed via PHP web pages through the AJAX…

High Energy Astrophysical Phenomena · Physics 2020-07-27 D. Maurin , H. Dembinski , J. Gonzalez , I. C. Mariş , F. Melot

This workshop brought together scientists (including atomic physicists, theoretical astrophysicists and astronomers) concerned with the completeness and accuracy of atomic data for astrophysical applications. The topics covered in the…

Due to rapid advancements in deep learning techniques, the demand for large-volume high-quality databases grows significantly in chemical research. We developed a quantum-chemistry database that includes 443,106 small organic molecules with…

Chemical Physics · Physics 2024-06-05 Yifei Zhu , Mengge Li , Chao Xu , Zhenggang Lan

We report on the largest dataset of optimized molecular geometries and electronic properties calculated by the PM6 method for 92.9% of the 91.2 million molecules cataloged in PubChem Compounds retrieved on Aug. 29, 2016. In addition to…

Chemical Physics · Physics 2020-11-10 Maho Nakata , Tomomi Shimazaki , Masatomo Hashimoto , Toshiyuki Maeda

(Abridged) Electron-molecule interaction is a fundamental process in radiation-driven chemistry in space, from the interstellar medium to comets. Therefore, knowledge of interaction cross-sections is key. While there has been a plethora of…

The Atom portal, udel.edu/atom, provides the scientific community with easily accessible high-quality data about properties of atoms and ions, such as energies, transition matrix elements, transition rates, radiative lifetimes, branching…

The NEUT intranuclear cascade model is described and fit to a large body of \pipm--nucleus scattering data. Methods are developed to deal with deficiencies in the available historical data, and robust uncertainty estimates are produced. The…

We study the information content of nuclear masses from the perspective of global models of nuclear binding energies. To this end, we employ a number of statistical methods and diagnostic tools, including Bayesian calibration, Bayesian…

Nuclear Theory · Physics 2020-05-08 Vojtech Kejzlar , Léo Neufcourt , Witold Nazarewicz , Paul-Gerhard Reinhard

This paper gives a description of a new on-line database http://lpsc.in2p3.fr/crdb and associated on-line tools (data selection, data export, plots, etc.) for charged cosmic-ray measurements. The experimental setups (type, flight dates,…

High Energy Astrophysical Phenomena · Physics 2014-09-16 D. Maurin , F. Melot , R. Taillet