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Related papers: HELAS Local Helioseismology Activities

200 papers

The goal of local helioseismology is to elicit three-dimensional information about the sub-surface (or far-side) structure and dynamics of the Sun from observations of the helioseismic wave field at the surface. The physical quantities of…

Solar and Stellar Astrophysics · Physics 2015-05-19 Hannah Schunker

I consider some of the challenges and opportunities facing helio- and asteroseismology, which reflect major themes of presentation and discussion from the HELAS IV international conference "Seismological Challenges for Stellar Structure". I…

Solar and Stellar Astrophysics · Physics 2015-05-19 W. J. Chaplin

The great success of Helioseismology resides in the remarkable progress achieved in the understanding of the structure and dynamics of the solar interior. This success mainly relies on the ability to conceive, implement, and operate…

Solar and Stellar Astrophysics · Physics 2018-02-05 P. L. Palle , T. Appourchaux , J. Christensen-Dalsgaard , R. A. Garcia

Major progress has been made in helio- and asteroseismology in recent years. In helioseismology, much of the activity has been in local helioseismology. However, the recent revision of solar surface abundances, and the resulting problems in…

Astrophysics · Physics 2007-05-23 J. Christensen-Dalsgaard

This is a report from the Libraries and Tools Working Group of the High Energy Physics Forum for Computational Excellence. It presents the vision of the working group for how the HEP software community may organize and be supported in order…

High Energy Physics - Experiment · Physics 2015-06-04 Anders Borgland , Peter Elmer , Michael Kirby , Simon Patton , Maxim Potekhin , Brett Viren , Brian Yanny

Helioseismology studies the structure and dynamics of the Sun's interior by observing oscillations on the surface. These studies provide information about the physical processes that control the evolution and magnetic activity of the Sun.…

Solar and Stellar Astrophysics · Physics 2015-05-27 Alexander G. Kosovichev

We review recent advances and results in enhancing and developing helioseismic analysis methods and in solar data assimilation. In the first part of this paper we will focus on selected developments in time-distance and global…

Solar and Stellar Astrophysics · Physics 2016-03-16 Ariane Schad , Laurene Jouve , Tom L. Duvall , Markus Roth , Sergei V. Vorontsov

Training large language models (LLMs) increasingly relies on geographically distributed accelerators, causing prohibitive communication costs across regions and uneven utilization of heterogeneous hardware. We propose HALoS, a hierarchical…

Machine Learning · Computer Science 2025-06-06 Geon-Woo Kim , Junbo Li , Shashidhar Gandham , Omar Baldonado , Adithya Gangidi , Pavan Balaji , Zhangyang Wang , Aditya Akella

A data and computation center for helioseismology has been set up at the Max Planck Institute for Solar System Research in Germany to prepare for the SDO mission. Here we present the system infrastructure and the scientific aims of this…

Instrumentation and Methods for Astrophysics · Physics 2010-05-07 Y. Saidi , R. Burston , H. Moradi , L. Gizon

We recommend that NASA maintain and fund science platforms that enable interactive and scalable data analysis in order to maximize the scientific return of data collected from space-based instruments.

Helioseismology is the study of the variations in the internal structure and properties of the dynamics of the Sun from measurements of its surface oscillations. With the 2010 launch of the Solar Dynamics Observatory (SDO) we are…

Solar and Stellar Astrophysics · Physics 2015-06-11 Hamed Moradi

The key project HERLOGA to be proposed for the Herschel mission is aimed to provide an homogeneous data set on local active galaxies that could be the reference for further studies on the interplay between star formation processes and…

Astrophysics · Physics 2007-05-23 Luigi Spinoglio

The principal goal of the \emph{LISA Science Analysis Workshop} is to encourage the development and maturation of science analysis technology in preparation for LISA science operations. Exactly because LISA is a pathfinder for a new…

General Relativity and Quantum Cosmology · Physics 2007-05-23 Matthew J. Benacquista , Lee Samuel Finn , Shane L. Larson , Louis J. Rubbo

Modern HENP experiments such as CMS and Atlas involve as many as 2000 collaborators around the world. Collaborations this large will be unable to meet often enough to support working closely together. Many of the tools currently available…

Other Computer Science · Computer Science 2014-11-17 D. Agarwal , K. Berket

The immense volume of data generated by the suite of instruments on SDO requires new tools for efficient identifying and accessing data that is most relevant to research investigations. We have developed the Heliophysics Events…

Instrumentation and Methods for Astrophysics · Physics 2012-01-23 N. Hurlburt , M. Cheung , C. Schrijver , L. Chang , S. Freeland , S. Green , C. Heck , A. Jaffey , A. Kobashi , D. Schiff , J. Serafin , R. Seguin , G. Slater , A. Somani , R. Timmons

We review recent advances concerning helioseismology, solar models and solar neutrinos. Particularly we shall address the following points: i) helioseismic tests of recent SSMs; ii)the accuracy of the helioseismic determination of the sound…

Astrophysics · Physics 2014-10-13 G. Fiorentini , B. Ricci

The aim of this short survey is to advertise various tools that have been developed to study hierarchically hyperbolic spaces (HHSs) in recent years, with particular emphasis on those that require little to no knowledge of the HHS machinery…

Group Theory · Mathematics 2025-07-24 Alessandro Sisto

The VERCE project has pioneered an e-Infrastructure to support researchers using established simulation codes on high-performance computers in conjunction with multiple sources of observational data. This is accessed and organised via the…

The goal of helioseismology is to provide accurate information about the Sun's interior from the observations of the wave field at its surface. In the last three decades, both global and local helioseismology studies have made significant…

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