Physics reports, ISSN 0370-1573, 2015, Volume 565, pp. 1 - 107

The Lagrange-mesh method is an approximate variational method taking the form of equations on a grid thanks to the use of a Gauss-quadrature approximation...

Gauss quadrature | Two-body bound states and continuum | Schrödinger and Dirac equations | Three-body bound states | Lagrange-mesh method | Orthogonal polynomials | R-MATRIX METHOD | DISCRETE VARIABLE REPRESENTATIONS | ANGULAR-MOMENTUM | STRONG MAGNETIC-FIELD | DISCRETIZATION METHOD QDM | PHYSICS, MULTIDISCIPLINARY | SCHRODINGER-EQUATION | ENERGY-LEVELS | HYDROGEN-ATOM | MANY-BODY THEORIES | GRID HAMILTONIAN METHOD | Schrodinger and Dirac equations

Gauss quadrature | Two-body bound states and continuum | Schrödinger and Dirac equations | Three-body bound states | Lagrange-mesh method | Orthogonal polynomials | R-MATRIX METHOD | DISCRETE VARIABLE REPRESENTATIONS | ANGULAR-MOMENTUM | STRONG MAGNETIC-FIELD | DISCRETIZATION METHOD QDM | PHYSICS, MULTIDISCIPLINARY | SCHRODINGER-EQUATION | ENERGY-LEVELS | HYDROGEN-ATOM | MANY-BODY THEORIES | GRID HAMILTONIAN METHOD | Schrodinger and Dirac equations

Journal Article

Physical review. A, Atomic, molecular, and optical physics, ISSN 1094-1622, 2012, Volume 86, Issue 5

We introduce the time-dependent restricted-active-space configuration-interaction method to solve the time-dependent Schrodinger equation for many-electron atoms, and particularly apply it to the...

BERYLLIUM | STATES | EVOLUTION | SINGLE | R-MATRIX | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | OPTICS | SHELL PHOTOIONIZATION | DOUBLE-IONIZATION

BERYLLIUM | STATES | EVOLUTION | SINGLE | R-MATRIX | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | OPTICS | SHELL PHOTOIONIZATION | DOUBLE-IONIZATION

Journal Article

Journal of Quantitative Spectroscopy and Radiative Transfer, ISSN 0022-4073, 01/2018, Volume 205, pp. 7 - 18

•Brief description of the electron scattering S V and photoionization of S IV within the R-matrix method...

R-matrix | Photoionization | Electron-impact excitation | Cross sections

R-matrix | Photoionization | Electron-impact excitation | Cross sections

Journal Article

Molecular physics, ISSN 1362-3028, 2019, Volume 117, Issue 21, pp. 3158 - 3170

.... RmatReact has been created in response to new experimental methods which have paved the way for the routine production of ultracold (μK...

argon dimer | R-matrix | elastic scattering | resonances | Low temperature | Potential energy | Organic chemistry | Resonance scattering | Elastic scattering | Atomic properties | Chemical reactions | Dimers | Argon | Physics - Chemical Physics

argon dimer | R-matrix | elastic scattering | resonances | Low temperature | Potential energy | Organic chemistry | Resonance scattering | Elastic scattering | Atomic properties | Chemical reactions | Dimers | Argon | Physics - Chemical Physics

Journal Article

Journal of physics. B, Atomic, molecular, and optical physics, ISSN 1361-6455, 2007, Volume 40, Issue 7, pp. R39 - R60

We review the development of the time-dependent close-coupling method to study atomic and molecular few body dynamics...

HYDROGEN SCATTERING | SINGLE IONIZATION | TRIPLE PHOTOIONIZATION | ELECTRON-IMPACT IONIZATION | R-MATRIX | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | DIFFERENTIAL CROSS-SECTIONS | DIRECT NUMERICAL APPROACH | CORRELATED PHOTOIONIZATION PROCESSES | OPTICS | PHOTO-DOUBLE IONIZATION | INTERMEDIATE ENERGIES

HYDROGEN SCATTERING | SINGLE IONIZATION | TRIPLE PHOTOIONIZATION | ELECTRON-IMPACT IONIZATION | R-MATRIX | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | DIFFERENTIAL CROSS-SECTIONS | DIRECT NUMERICAL APPROACH | CORRELATED PHOTOIONIZATION PROCESSES | OPTICS | PHOTO-DOUBLE IONIZATION | INTERMEDIATE ENERGIES

Journal Article

Nuclear Physics, Section B, ISSN 0550-3213, 2009, Volume 806, Issue 3, pp. 567 - 635

In this work we have developed the essential tools for the algebraic Bethe ansatz solution of integrable vertex models invariant by a unique U ( 1 ) charge...

Algebraic Bethe ansatz | Lattice integrable models | CHAIN | YANG-BAXTER EQUATION | INVERSE SCATTERING METHOD | R-MATRIX | LATTICE MODELS | FIELD | T-J MODEL | PHYSICS, PARTICLES & FIELDS

Algebraic Bethe ansatz | Lattice integrable models | CHAIN | YANG-BAXTER EQUATION | INVERSE SCATTERING METHOD | R-MATRIX | LATTICE MODELS | FIELD | T-J MODEL | PHYSICS, PARTICLES & FIELDS

Journal Article

Journal of physics. B, Atomic, molecular, and optical physics, ISSN 0953-4075, 2002, Volume 35, Issue 15, pp. R117 - R146

.... We show how a solution of a small model three body problem using the convergent close coupling method has led to numerous applications involving real atomic collision systems...

COHERENCE PARAMETERS | SUPERELASTIC SCATTERING | GROUND-STATE | R-MATRIX | SIMPLIFIED MODEL | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | DIFFERENTIAL CROSS-SECTIONS | OPTICS | HELIUM DOUBLE-PHOTOIONIZATION | INTERMEDIATE ENERGIES | RESONANCE LINES | IMPACT IONIZATION-EXCITATION

COHERENCE PARAMETERS | SUPERELASTIC SCATTERING | GROUND-STATE | R-MATRIX | SIMPLIFIED MODEL | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | DIFFERENTIAL CROSS-SECTIONS | OPTICS | HELIUM DOUBLE-PHOTOIONIZATION | INTERMEDIATE ENERGIES | RESONANCE LINES | IMPACT IONIZATION-EXCITATION

Journal Article

Atomic Data and Nuclear Data Tables, ISSN 0092-640X, 09/2014, Volume 100, Issue 5, pp. 1322 - 1336

.... The calculations were carried out using the relativistic Breit–Pauli R-matrix method in the close coupling approximation...

Transition probabilities | Fine structure levels | Breit–Pauli R-matrix method | Oscillator strengths | Ne IV | Lifetimes | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | PHYSICS, NUCLEAR | OPACITY CALCULATIONS | IRON PROJECT | Breit-Pauli R-matrix method | SPECTROSCOPY | SPECTRA | ATOMIC DATA | RADIATIVE DECAY | NEON IONS | ELECTRIC DIPOLES | FINE STRUCTURE | E1-TRANSITIONS | R MATRIX | ALGORITHMS | BREIT-WIGNER FORMULA | LIFETIME | RELATIVISTIC RANGE | HARTREE-FOCK METHOD | NUCLEAR PHYSICS AND RADIATION PHYSICS | PROBABILITY | SOFT X RADIATION | ASTROPHYSICS | OSCILLATOR STRENGTHS

Transition probabilities | Fine structure levels | Breit–Pauli R-matrix method | Oscillator strengths | Ne IV | Lifetimes | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | PHYSICS, NUCLEAR | OPACITY CALCULATIONS | IRON PROJECT | Breit-Pauli R-matrix method | SPECTROSCOPY | SPECTRA | ATOMIC DATA | RADIATIVE DECAY | NEON IONS | ELECTRIC DIPOLES | FINE STRUCTURE | E1-TRANSITIONS | R MATRIX | ALGORITHMS | BREIT-WIGNER FORMULA | LIFETIME | RELATIVISTIC RANGE | HARTREE-FOCK METHOD | NUCLEAR PHYSICS AND RADIATION PHYSICS | PROBABILITY | SOFT X RADIATION | ASTROPHYSICS | OSCILLATOR STRENGTHS

Journal Article

Journal of the Korean Physical Society, ISSN 0374-4884, 10/2018, Volume 73, Issue 7, pp. 893 - 900

Combining the time-dependent R-matrix (TDRM) method [Phys. Rev. A 79, 053411 (2009); New J. Phys. 11, 093014 (2009)] and B-spline, we develop a parallelizable numerical method to solve the time-dependent...

Theoretical, Mathematical and Computational Physics | ATI | Time-dependent Schrödinger equation | R-matrix | Physics, general | B-spline | Physics | Particle and Nuclear Physics | PHYSICS, MULTIDISCIPLINARY | MULTIPHOTON IONIZATION | ABOVE-THRESHOLD IONIZATION | Time-dependent Schrodinger equation | 물리학

Theoretical, Mathematical and Computational Physics | ATI | Time-dependent Schrödinger equation | R-matrix | Physics, general | B-spline | Physics | Particle and Nuclear Physics | PHYSICS, MULTIDISCIPLINARY | MULTIPHOTON IONIZATION | ABOVE-THRESHOLD IONIZATION | Time-dependent Schrodinger equation | 물리학

Journal Article

Chaos, Solitons and Fractals, ISSN 0960-0779, 2007, Volume 31, Issue 2, pp. 437 - 447

The Adomian decomposition method is applied to the Camassa–Holm equation. Approximate solutions are obtained for three smooth initial values...

ALGEBRO-GEOMETRIC SOLUTION | PHYSICS, MULTIDISCIPLINARY | R-MATRIX | PHYSICS, MATHEMATICAL | SHALLOW-WATER EQUATION | VARIATIONAL ITERATION METHOD | MATHEMATICS, INTERDISCIPLINARY APPLICATIONS | SYSTEMS | CONVERGENCE | PEAKED SOLITONS | PEAKONS | LATTICE | HIERARCHY | Analysis of PDEs | Mathematics

ALGEBRO-GEOMETRIC SOLUTION | PHYSICS, MULTIDISCIPLINARY | R-MATRIX | PHYSICS, MATHEMATICAL | SHALLOW-WATER EQUATION | VARIATIONAL ITERATION METHOD | MATHEMATICS, INTERDISCIPLINARY APPLICATIONS | SYSTEMS | CONVERGENCE | PEAKED SOLITONS | PEAKONS | LATTICE | HIERARCHY | Analysis of PDEs | Mathematics

Journal Article

Computer Physics Communications, ISSN 0010-4655, 2009, Volume 180, Issue 6, pp. 879 - 886

The B-spline Galerkin method is first investigated for the simple eigenvalue problem, y ″ = − λ...

Coulomb wavefunctions | R-matrix | Dirac equation | B-splines | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | SETS | PHOTODETACHMENT | CROSS-SECTION | PHYSICS, MATHEMATICAL | Physics - Atomic Physics

Coulomb wavefunctions | R-matrix | Dirac equation | B-splines | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | SETS | PHOTODETACHMENT | CROSS-SECTION | PHYSICS, MATHEMATICAL | Physics - Atomic Physics

Journal Article

Physical Review A - Atomic, Molecular, and Optical Physics, ISSN 1050-2947, 10/2009, Volume 80, Issue 4

We have carried out a comprehensive study of electron-impact on AlH molecule using the R-matrix method. Elastic...

AIH | HF calculations | CROSS-SECTIONS | molecular electronic states | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | bound states | electron impact excitation | SPECTROSCOPIC CONSTANTS | electron impact ionisation | resonant states | PROPAGATION PROGRAM | binding energy | POTENTIAL CURVES | matrix algebra | EXCITED-STATES | BODY PERTURBATION-THEORY | aluminium compounds | PNO-CL | molecule-electron collisions | OPTICS | electron affinity | GROUND-STATES | SCATTERING | EXCITATION | ELECTRONS | R MATRIX | ATOMIC AND MOLECULAR PHYSICS | ELECTRON-MOLECULE COLLISIONS | MOLECULES | HARTREE-FOCK METHOD | CROSS SECTIONS | CONFIGURATION INTERACTION | RESONANCE | AFFINITY | ALUMINIUM COMPOUNDS | BINDING ENERGY | MOMENTUM TRANSFER | IONIZATION | BOUND STATE

AIH | HF calculations | CROSS-SECTIONS | molecular electronic states | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | bound states | electron impact excitation | SPECTROSCOPIC CONSTANTS | electron impact ionisation | resonant states | PROPAGATION PROGRAM | binding energy | POTENTIAL CURVES | matrix algebra | EXCITED-STATES | BODY PERTURBATION-THEORY | aluminium compounds | PNO-CL | molecule-electron collisions | OPTICS | electron affinity | GROUND-STATES | SCATTERING | EXCITATION | ELECTRONS | R MATRIX | ATOMIC AND MOLECULAR PHYSICS | ELECTRON-MOLECULE COLLISIONS | MOLECULES | HARTREE-FOCK METHOD | CROSS SECTIONS | CONFIGURATION INTERACTION | RESONANCE | AFFINITY | ALUMINIUM COMPOUNDS | BINDING ENERGY | MOMENTUM TRANSFER | IONIZATION | BOUND STATE

Journal Article

Physical Review A - Atomic, Molecular, and Optical Physics, ISSN 1050-2947, 09/2010, Volume 82, Issue 3

... (about the physics and method) reported in our paper [Phys. Rev. A 79, 062715 (2009)] still appear to be correct...

PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | OPTICS | X RADIATION | ERRORS | R MATRIX | ATOMIC AND MOLECULAR PHYSICS | IONS | POTENTIALS | IONIZING RADIATIONS | RESONANCE | CHARGED PARTICLES | MATRICES | ELECTROMAGNETIC RADIATION | RADIATIONS | POLARIZATION

PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | OPTICS | X RADIATION | ERRORS | R MATRIX | ATOMIC AND MOLECULAR PHYSICS | IONS | POTENTIALS | IONIZING RADIATIONS | RESONANCE | CHARGED PARTICLES | MATRICES | ELECTROMAGNETIC RADIATION | RADIATIONS | POLARIZATION

Journal Article

Physical Review A - Atomic, Molecular, and Optical Physics, ISSN 1050-2947, 09/2010, Volume 82, Issue 3

In a recent article by Chen et al. [Phys. Rev. A 79, 062715 (2009)], reference is made to magnetic sublevel collision strengths in an earlier relativistic...

IRON | EXCITATION | OPTICS | SUBLEVELS | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | X RADIATION | DISTORTED WAVE THEORY | MATHEMATICAL MODELS | R MATRIX | ENERGY RANGE | ATOMIC AND MOLECULAR PHYSICS | IONS | MULTICHARGED IONS | ENERGY LEVELS | IRON IONS | ATOMIC MODELS | COLLISIONS | IONIZING RADIATIONS | ATOM COLLISIONS | RELATIVISTIC RANGE | CHARGED PARTICLES | MATRICES | ELECTROMAGNETIC RADIATION | RADIATIONS | POLARIZATION

IRON | EXCITATION | OPTICS | SUBLEVELS | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | X RADIATION | DISTORTED WAVE THEORY | MATHEMATICAL MODELS | R MATRIX | ENERGY RANGE | ATOMIC AND MOLECULAR PHYSICS | IONS | MULTICHARGED IONS | ENERGY LEVELS | IRON IONS | ATOMIC MODELS | COLLISIONS | IONIZING RADIATIONS | ATOM COLLISIONS | RELATIVISTIC RANGE | CHARGED PARTICLES | MATRICES | ELECTROMAGNETIC RADIATION | RADIATIONS | POLARIZATION

Journal Article

Physical Review A - Atomic, Molecular, and Optical Physics, ISSN 1050-2947, 08/2010, Volume 82, Issue 2

We have carried out a comprehensive study of electron impact on open SOS isomer by using the R-matrix method. Elastic...

OPTICS | PROPAGATION PROGRAM | IONIZATION CROSS-SECTIONS | SCATTERING | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | OXYGEN COMPOUNDS | ELECTRONS | APPROXIMATIONS | CALCULATION METHODS | R MATRIX | ENERGY RANGE | SULFUR COMPOUNDS | FERMIONS | CORRELATIONS | COLLISIONS | ELECTRON COLLISIONS | CROSS SECTIONS | LEPTONS | CONFIGURATION INTERACTION | RESONANCE | AFFINITY | MOMENTUM TRANSFER | MOLECULE COLLISIONS | BOUND STATE | ENERGY | EXCITATION | SULFUR OXIDES | ELECTRON TEMPERATURE | ATOMIC AND MOLECULAR PHYSICS | ELECTRON-MOLECULE COLLISIONS | EV RANGE | COUPLING | ENERGY-LEVEL TRANSITIONS | ELEMENTARY PARTICLES | HARTREE-FOCK METHOD | CHALCOGENIDES | MATRICES | ISOMERS | BINDING ENERGY | OXIDES | IONIZATION

OPTICS | PROPAGATION PROGRAM | IONIZATION CROSS-SECTIONS | SCATTERING | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | OXYGEN COMPOUNDS | ELECTRONS | APPROXIMATIONS | CALCULATION METHODS | R MATRIX | ENERGY RANGE | SULFUR COMPOUNDS | FERMIONS | CORRELATIONS | COLLISIONS | ELECTRON COLLISIONS | CROSS SECTIONS | LEPTONS | CONFIGURATION INTERACTION | RESONANCE | AFFINITY | MOMENTUM TRANSFER | MOLECULE COLLISIONS | BOUND STATE | ENERGY | EXCITATION | SULFUR OXIDES | ELECTRON TEMPERATURE | ATOMIC AND MOLECULAR PHYSICS | ELECTRON-MOLECULE COLLISIONS | EV RANGE | COUPLING | ENERGY-LEVEL TRANSITIONS | ELEMENTARY PARTICLES | HARTREE-FOCK METHOD | CHALCOGENIDES | MATRICES | ISOMERS | BINDING ENERGY | OXIDES | IONIZATION

Journal Article

Physical Review A - Atomic, Molecular, and Optical Physics, ISSN 1050-2947, 10/2008, Volume 78, Issue 4

It is shown that the discrete energies of a scattering Hamiltonian calculated under the influence of an artificial confining potential can be used to determine...

QUANTUM-DEFECT THEORY | CROSS-SECTIONS | CORRELATED GAUSSIAN FUNCTIONS | STABILIZATION METHOD | ELECTRON-HYDROGEN SCATTERING | GROUND-STATE | R-MATRIX | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | LOW-ENERGY SCATTERING | OPTICS | MANY-BODY SCATTERING | NON-BORN-OPPENHEIMER

QUANTUM-DEFECT THEORY | CROSS-SECTIONS | CORRELATED GAUSSIAN FUNCTIONS | STABILIZATION METHOD | ELECTRON-HYDROGEN SCATTERING | GROUND-STATE | R-MATRIX | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | LOW-ENERGY SCATTERING | OPTICS | MANY-BODY SCATTERING | NON-BORN-OPPENHEIMER

Journal Article

Atomic Data and Nuclear Data Tables, ISSN 0092-640X, 01/2014, Volume 100, Issue 1, pp. 297 - 314

...∘ ground state and from the 4s24p52P1/2∘ metastable state of Kr+ are reported. Calculations are performed using the Screening Constant by Unit Nuclear Charge (SCUNC) method...

ATOMIC NUMBER | KRYPTON IONS | PHOTOIONIZATION | METASTABLE STATES | R MATRIX | ATOMIC AND MOLECULAR PHYSICS | HALOGENS | RYDBERG STATES | FOURIER TRANSFORMATION | ION CYCLOTRON-RESONANCE

ATOMIC NUMBER | KRYPTON IONS | PHOTOIONIZATION | METASTABLE STATES | R MATRIX | ATOMIC AND MOLECULAR PHYSICS | HALOGENS | RYDBERG STATES | FOURIER TRANSFORMATION | ION CYCLOTRON-RESONANCE

Journal Article

Physical Review A - Atomic, Molecular, and Optical Physics, ISSN 1050-2947, 12/2010, Volume 82, Issue 6

We have employed the R-matrix method to compute elastic (integrated and differential...

DIATOMIC-MOLECULES | CROSS-SECTIONS | WAVE-FUNCTIONS | PNO-CL | HYDRIDES | 1ST-ROW | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | SPECTROSCOPIC CONSTANTS | OPTICS | PROPAGATION PROGRAM | GROUND-STATES | SCATTERING | ELECTRONS | APPROXIMATIONS | CALCULATION METHODS | R MATRIX | FERMIONS | CORRELATIONS | DIFFERENTIAL CROSS SECTIONS | COLLISIONS | MOLECULES | PARTIAL WAVES | CROSS SECTIONS | LEPTONS | CONFIGURATION INTERACTION | CONVERGENCE | MOMENTUM TRANSFER | RADICALS | BOUND STATE | ENERGY | EXCITATION | ELECTRON TEMPERATURE | ATOMIC AND MOLECULAR PHYSICS | ENERGY-LEVEL TRANSITIONS | ELEMENTARY PARTICLES | HARTREE-FOCK METHOD | MATRICES | BINDING ENERGY | IONIZATION

DIATOMIC-MOLECULES | CROSS-SECTIONS | WAVE-FUNCTIONS | PNO-CL | HYDRIDES | 1ST-ROW | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | SPECTROSCOPIC CONSTANTS | OPTICS | PROPAGATION PROGRAM | GROUND-STATES | SCATTERING | ELECTRONS | APPROXIMATIONS | CALCULATION METHODS | R MATRIX | FERMIONS | CORRELATIONS | DIFFERENTIAL CROSS SECTIONS | COLLISIONS | MOLECULES | PARTIAL WAVES | CROSS SECTIONS | LEPTONS | CONFIGURATION INTERACTION | CONVERGENCE | MOMENTUM TRANSFER | RADICALS | BOUND STATE | ENERGY | EXCITATION | ELECTRON TEMPERATURE | ATOMIC AND MOLECULAR PHYSICS | ENERGY-LEVEL TRANSITIONS | ELEMENTARY PARTICLES | HARTREE-FOCK METHOD | MATRICES | BINDING ENERGY | IONIZATION

Journal Article

19.