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Related papers: Granada oscillation Code (GraCo)

200 papers

The Porto Oscillation Code (POSC) has been developed in 1995 and improved over the years, with the main goal of calculating linear adiabatic oscillations for models of solar-type stars. It has also been used to estimate the frequencies and…

Astrophysics · Physics 2009-06-23 Mario J. P. F. G. Monteiro

From the recent work of the Evolution and Seismic Tools Activity (ESTA, Lebreton et al. 2006; Monteiro et al. 2008), whose Task 2 is devoted to compare pulsational frequencies computed using most of the pulsational codes available in the…

Solar and Stellar Astrophysics · Physics 2015-05-18 A. Moya , S. Mathur , R. A. Garcia

From the recent work of the Evolution and Seismic Tools Activity (ESTA, Monteiro et al. 2006; Lebreton et al. 2008), whose Task 2 is devoted to compare pulsational frequencies computed using most of the pulsational codes available in the…

Solar and Stellar Astrophysics · Physics 2010-03-29 A. Moya , S. Mathur , R. A. García

The Liege Oscillation code can be used as a stand-alone program or as a library of subroutines that the user calls from a Fortran main program of his own to compute radial and non-radial adiabatic oscillations of stellar models. We describe…

Astrophysics · Physics 2009-11-13 R. Scuflaire , J. Montalban , S. Theado , P. -O. Bourge , A. Miglio , M. Godart , A. Thoul , A. Noels

The present paper provides a description of the oscillation code FILOU, its main features, type of applications it can be used for, and some representative solutions. The code is actively involved in CoRoT/ESTA exercises (this volume) for…

Astrophysics · Physics 2009-06-23 J. C. Suarez , M. J. Goupil

The space-borne missions have provided a wealth of highly accurate data. However, our inability to properly model the upper-most region of solar-like stars prevents us from making the best of these observations. This problem is called…

Solar and Stellar Astrophysics · Physics 2017-03-29 T. Sonoi , K. Belkacem , M. -A. Dupret , R. Samadi , H. -G. Ludwig , E. Caffau , B. Mosser

This is to announce a recent release of version 1.0.1a9 of parallel load balanced adaptive P3M cosmological N-body code named GRACOS. The code has been under development over years and is available for the download at http://www.gracos.org.…

Astrophysics · Physics 2007-11-30 Alexander Shirokov

The eigenvalues and eigenfunctions of a linear {\alpha}^{2}-dynamo have been computed for different spatial distributions of an isotropic \alpha-effect. Oscillatory solutions are obtained when \alpha exhibits a sign change in the radial…

Earth and Planetary Astrophysics · Physics 2012-08-08 A. Giesecke , F. Stefani , G. Gerbeth

The main objective of the given work consists in the account of the basic mechanisms, which decline processes in atmosphere from adiabaticity approach, and in the study of effect non-adiabaticity on the swing of eigenmodes of atmosphere at…

Plasma Physics · Physics 2011-08-18 V. V. Lyahov , V. M. Neshchadim

We present a finite difference code intended for computing linear, adiabatic, nonradial pulsations of spherical stars. This code is based on a general Newton - Raphson technique in order to handle the relaxation of the eigenvalue (square of…

Astrophysics · Physics 2009-11-06 A. H. Corsico , O. G. Benvenuto

A non-adiabatic nuclear wavepacket dynamics simulation of the H$_2$O$^+$ de-excitation process is performed based on electronic structure calculations using the variational quantum eigensolver. The adiabatic potential energy surfaces and…

Quantum Physics · Physics 2022-03-02 Hirotoshi Hirai , Sho Koh

The generator $\mathbf{L}$ of the linearized evolution equation of adiabatic oscillations of a gaseous star, ELASO, is a second order integro-differential operator and is realized as a self-adjoint operator in the Hilbert space of square…

Analysis of PDEs · Mathematics 2025-08-12 Tetu Makino

Stellar oscillation codes are software instruments that evaluate the normal-mode frequencies of an input stellar model. While inter-code comparisons are often used to confirm the correctness of calculations, they are not suitable for…

Solar and Stellar Astrophysics · Physics 2025-05-29 Richard H. D. Townsend , Rianna V. Kuenzi , Jørgen Christensen-Dalsgaard

A convenient framework is developed to generalize Berry's investigation of the adiabatic geometrical phase for a classical relativistic charged scalar field in a curved background spacetime which is minimally coupled to electromagnetism and…

High Energy Physics - Theory · Physics 2009-09-25 Ali Mostafazadeh

We have developed a parallel, simple, and fast hydrodynamics code for multi-dimensional, self-gravitating, adiabatic flows. Our primary motivation is the study of the non-linear evolution of white dwarf oscillations excited via tidal…

Astrophysics · Physics 2009-11-10 Avery E. Broderick , Yasser Rathore

Correlated adiabatic and isocurvature perturbation modes are produced during inflation through an oscillation mechanism when extra scalar degrees of freedom other than the inflaton field are present. We show that this correlation…

High Energy Physics - Phenomenology · Physics 2009-11-07 N. Bartolo , S. Matarrese , A. Riotto

A new methodology of simulating nonadiabatic dynamics using frozen-width Gaussian wavepackets within the moving crude adiabatic representation with the on-the-fly evaluation of electronic structure is presented. The main feature of the new…

Chemical Physics · Physics 2018-04-04 Loïc Joubert-Doriol , Artur F. Izmaylov

The Adiabatic Gauge Potential (AGP) is the generator of adiabatic deformations between quantum eigenstates. There are many ways to construct the AGP operator and evaluate the AGP norm. Recently, it was proposed that a Gram-Schmidt-type…

Quantum Physics · Physics 2023-02-21 Budhaditya Bhattacharjee

Very high precision seismic space missions such as CoRoT and Kepler provide the means of testing the modeling of transport processes in stellar interiors. For some stars, such as solar-like and red giant stars, a rotational splitting is…

Solar and Stellar Astrophysics · Physics 2015-06-11 Rhita-Maria Ouazzani , Marc-Antoine Dupret , Daniel Reese

GELATIO is a new software framework for advanced data analysis and digital signal processing developed for the GERDA neutrinoless double beta decay experiment. The framework is tailored to handle the full analysis flow of signals recorded…

Data Analysis, Statistics and Probability · Physics 2011-09-07 M. Agostini , L. Pandola , P. Zavarise , O. Volynets
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