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RMATRX1: Belfast atomic R-matrix codes

TLDR
RMATRX1 as mentioned in this paper is a general program to calculate atomic continuum processes using the R -matrix method, including electronatom and electron-ion scattering, and radiative processes such as bound-bound transitions, photoionization and polarizabilities.
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This article is published in Computer Physics Communications.The article was published on 1995-12-01. It has received 679 citations till now. The article focuses on the topics: Matrix method & Radiative transfer.

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A review of quantum collision dynamics in Debye plasmas

TL;DR: In this article, a comprehensive review of the recent studies in atomic physics in Debye plasmas is provided, focusing on atomic electronic structure, photon excitation and ionization, electron/positron impact excitation, ionization and charge transfer of ion-atom/ion collisions.
Journal ArticleDOI

Excitation Rate Coefficients for Fine-Structure Transitions in O III

TL;DR: In this article, collision strengths for fine-structure transitions among the levels of O III have been computed over a wide range of energies below 13.0 ryd using the R-matrix program.
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The QB method: analysing resonances using R-matrix theory. Applications to , He and Li

TL;DR: In this paper, a procedure for analysing resonances in atomic and molecular collision theory is introduced, which exploits the analytic properties of R-matrix theory to obtain the energy derivative of the reactance matrix, without assuming a pure Coulomb potential at large distances.
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The UCL distorted wave code

TL;DR: The DW code of University College London computes collision strengths and reactance matrix elements in LS coupling for excitation of atoms and positive ions by electron impact in a partial wave expansion.
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Accurate abundance analysis of late-type stars: advances in atomic physics

TL;DR: A review of advances in the understanding, calculation and measurement of atomic properties and processes relevant to the high-accuracy analysis of F-, G-, and K-type stellar spectra is presented in this article.
References
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The Theory of Atomic Spectra

TL;DR: In this paper, the quantum mechanical method is applied to the theory of complex spectra and the Russell-Saunders case is used to obtain the energy levels of one-electron spectra.
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The Theory of Atomic Spectra

TL;DR: In this paper, the quantum mechanical method is applied to the theory of complex spectra and the Russell-Saunders case is used to obtain the energy levels of one-electron spectra.
Journal ArticleDOI

GRASP: A general-purpose relativistic atomic structure program

TL;DR: The Oxford MCP/MCDF and MCBP/BENA packages have been rewritten in FORTRAN 77 and combined in the new code, GRASP, which is more versatile than its predecessors, contains more stable and accurate numerical procedures and a simplified but more flexible interface.
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Quantum defect theory

TL;DR: Quantum defect theory (QDT) as mentioned in this paper is a unified theory of bound states, including series perturbations, autoionisation and electron-ion scattering, both elastic and inelastic.
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