English
Related papers

Related papers: ADIPLS -- the Aarhus adiabatic oscillation package

200 papers

The Aarhus code is the result of a long development, starting in 1974, and still ongoing. A novel feature is the integration of the computation of adiabatic oscillations for specified models as part of the code. It offers substantial…

Astrophysics · Physics 2008-11-26 J. Christensen-Dalsgaard

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

We present the results of modelling the subgiant star $\beta$ Hydri using the seismic observational constraints. We have computed several grids of stellar evolutionary tracks using Aarhus STellar Evolution Code (ASTEC,…

Solar and Stellar Astrophysics · Physics 2011-03-28 G. Doğan , I. M. Brandão , T. R. Bedding , J. Christensen-Dalsgaard , M. S. Cunha , H. Kjeldsen

We are developing a 3D radiation hydrodynamics code to simulate the interaction of convection and pulsation in classical variable stars. One key goal is the ability to carry these simulations to full amplitude in order to compare them with…

Solar and Stellar Astrophysics · Physics 2015-05-27 Chris M. Geroux , Robert G. Deupree

Adiabatic operations are powerful tools for robust quantum control in numerous fields of physics, chemistry and quantum information science. The inherent robustness due to adiabaticity can, however, be impaired in applications requiring…

Granada oscillation code (GraCo) is a software constructed to compute adiabatic and non-adiabatic oscillation eigenfunctions and eigenvalues. The adiabatic version gives the standard numerical resolution, and also the Richardson…

Astrophysics · Physics 2008-11-26 A. Moya , R. Garrido

We propose a scheme for sensing of an oscillating field in systems with large inhomogeneous broadening and driving field variation by applying sequences of phased, adiabatic, chirped pulses. The latter act as a double filter for dynamical…

Quantum Physics · Physics 2020-08-12 Genko T. Genov , Yachel Ben-Shalom , Fedor Jelezko , Alex Retzker , Nir Bar-Gill

We introduce GYRE, a new open-source stellar oscillation code which solves the adiabatic/non-adiabatic pulsation equations using a novel Magnus Multiple Shooting (MMS) numerical scheme. The code has a global error scaling of up to 6th order…

Solar and Stellar Astrophysics · Physics 2015-06-17 Rich Townsend , Seth Teitler , Bill Paxton

For a long time, detecting hand gestures and recognizing them as letters or numbers has been a challenging task. This creates communication barriers for individuals with disabilities. This paper introduces a new dataset, the Annotated…

Computer Vision and Pattern Recognition · Computer Science 2023-05-18 Sanyam Jain

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

We present grids of stellar models and their associated oscillation frequencies that have been used by the CoRoT Seismology Working Group during the scientific preparation of the CoRoT mission. The stellar models have been calculated with…

Astrophysics · Physics 2008-09-01 Yveline Lebreton , Eric Michel

Recent numerical and theoretical considerations have shown that low-degree acoustic modes in rapidly rotating stars follow an asymptotic formula and recent observations of pulsations in rapidly rotating delta Scuti stars seem to match these…

Solar and Stellar Astrophysics · Physics 2021-01-06 D. R. Reese , G. M. Mirouh , F. Espinosa Lara , M. Rieutord , B. Putigny

Adiabatic circuits are heavily investigated since they allow for computations with an asymptotically close to zero energy dissipation per operation - serving as an alternative technology for many scenarios where energy efficiency is…

Emerging Technologies · Computer Science 2018-11-07 Alwin Zulehner , Michael P. Frank , Robert Wille

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

The Intense Pulsed Neutron Source has been an operating user facility for more than 20 years. Development of an upgrade for the data acquisition system has been in progress for some time now. Now that the initial installation on the test…

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

Background/Aims: The increasing expense of the drug development process has seen interest in the use of adaptive designs (ADs) grow substantially in recent years. Accordingly, much research has been conducted to identify potential barriers…

Computation · Statistics 2019-06-14 Michael J Grayling , Graham M Wheeler

As the Science Mission Directorate contemplates establishing an open code policy, we consider it timely to share our experiences as the developers of the open-source partial differential equation solver Dedalus. Dedalus is a flexible…

Instrumentation and Methods for Astrophysics · Physics 2018-01-26 Jeffrey S. Oishi , Benjamin P. Brown , Keaton J. Burns , Daniel Lecoanet , Geoffrey M. Vasil

Adiabatic optimal control schemes are essential for advancing the practical implementation of quantum technologies. However, the vast array of possible adiabatic protocols, combined with their dependence on the particular quantum system and…

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
‹ Prev 1 2 3 10 Next ›