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Full-Text Articles in Physics

Undergraduate Research In Gravitational Waves Astronomy At Marshall University, Maria Babiuc-Hamilton Oct 2016

Undergraduate Research In Gravitational Waves Astronomy At Marshall University, Maria Babiuc-Hamilton

Physics Faculty Research

This is a presentation of undergraduate student research into gravitational waves at Marshall University.


The Web Based Monitoring Project At The Cms Experiment, Juan Antonio Lopez-Perez, Kaori Maeshima, William Badgett, Ulf Behrens, Irakli Chakaberia, Youngkwon Jo, Sho Maruyama, James Patrick, Valdas Rapsevicius, Aron Soha, Mantas Stankevicius, Balys Sulmanas, Sachiko Toda, Zongru Wan Oct 2016

The Web Based Monitoring Project At The Cms Experiment, Juan Antonio Lopez-Perez, Kaori Maeshima, William Badgett, Ulf Behrens, Irakli Chakaberia, Youngkwon Jo, Sho Maruyama, James Patrick, Valdas Rapsevicius, Aron Soha, Mantas Stankevicius, Balys Sulmanas, Sachiko Toda, Zongru Wan

Physics Faculty Research

The Compact Muon Solenoid is a large a complex general purpose experiment at the CERN Large Hadron Collider (LHC), built and maintained by many collaborators from around the world. Efficient operation of the detector requires widespread and timely access to a broad range of monitoring and status information. To the end the Web Based Monitoring (WBM) system was developed to present data to users located anywhere from many underlying heterogeneous sources, from real time messaging systems to relational databases. This system provides the power to combine and correlate data in both graphical and tabular formats of interest to the experimenters, …


Tools For Gravitational Wave Astronomy, Maria Babiuc-Hamilton May 2016

Tools For Gravitational Wave Astronomy, Maria Babiuc-Hamilton

Physics Faculty Research

Gravitational waves have been confirmed. Tools are available for their study, including the Einstein Toolkit, SimulationTools and the SXS Gravitational Waveform Database.


A Hyperbolic Solver For Black Hole Initial Data In Numerical Relativity, Maria Babiuc-Hamilton, Jeff Winicour, I. Racz Apr 2016

A Hyperbolic Solver For Black Hole Initial Data In Numerical Relativity, Maria Babiuc-Hamilton, Jeff Winicour, I. Racz

Physics Faculty Research

Initial data in numerical relativity. The constraints are formulated as elliptic equations, parabolic equations and strongly hyperbolic equations. This presentation is about a different approach to initial data for black holes, the strongly hyperbolic method.


Simulating Magnetospheres With Numerical Relativity: The Giraffe Code, Maria Babiuc-Hamilton Jan 2016

Simulating Magnetospheres With Numerical Relativity: The Giraffe Code, Maria Babiuc-Hamilton

Physics Faculty Research

Numerical Relativity is successful in the simulation of black holes and gravitational waves. In recent years, teams have tackled the problem of the interaction of gravitational and electromagnetic waves. We developed a new code for the numerical simulation of neutron and black hole magnetospheres, using the FFE formalism. We tested the performance of the new code named GiRaFFE, in 1D and 3D test suits. We will study magnetospheres, focusing on jets by the Blandford -Znajek mechanism.


The First Open-Source General Relativistic Force-Free Electrodynamics Code, Maria Babiuc-Hamilton, Zach Etienne, Mew-Bing Wan Jan 2016

The First Open-Source General Relativistic Force-Free Electrodynamics Code, Maria Babiuc-Hamilton, Zach Etienne, Mew-Bing Wan

Physics Faculty Research

We are writing the first open-source, general relativistic force-free electrodynamics code: GiRaFFE. The goal is to numerically simulate neutron star and black hole magnetospheres. The GiRaFFE is alive! It has passed a number of 1D code validation tests, and 3D tests are underway. We plan to release the code and test suite initial data routines open-source to the community.