Resources for DiRAC2 at HPCs

Lead Research Organisation: University of Cambridge
Department Name: Applied Maths and Theoretical Physics

Abstract

The component of the STFC DiRAC computer hosted by the High Performance Computing Service at University of Cambridge will be used to carry out cutting edge research into theoreical particle physics, cosmology and astrophysics. This research is highly relevant to experiments at the Large Hadron Collider and to theoretical analysis of Gaia and Planck satellite data as well as other experiments and observations relevant to these research areas.

Planned Impact

The high-performance computing applications supported by DiRAC typically involve new algorithms and implementations optimised for high energy efficiency which impose demands on computer architectures that the computing industry has found useful for hardware and system software design and testing.

DiRAC researchers have on-going collaborations with computing companies that maintain this strong connection between the scientific goals of the DiRAC Consortium and the development of new computing technologies that drive the commercial high-performance computing market, with economic benefits to the companies involved and more powerful computing capabilities available to other application areas including many that address socio-economic challenges.

Publications

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AchĂșcarro A (2019) Cosmological evolution of semilocal string networks. in Philosophical transactions. Series A, Mathematical, physical, and engineering sciences

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Adam AY (2019) Variationally Computed IR Line List for the Methyl Radical CH3. in The journal of physical chemistry. A

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Al-Refaie A (2021) TauREx 3: A Fast, Dynamic, and Extendable Framework for Retrievals in The Astrophysical Journal

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Al-Refaie A (2016) ExoMol line lists - XV. A new hot line list for hydrogen peroxide in Monthly Notices of the Royal Astronomical Society

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Alexander R (2015) Magnetospheres of hot Jupiters: hydrodynamic models and ultraviolet absorption in Monthly Notices of the Royal Astronomical Society

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Ali A (2022) Stellar winds and photoionization in a spiral arm in Monthly Notices of the Royal Astronomical Society

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Alioli S (2021) Four-lepton production in gluon fusion at NLO matched to parton showers in The European Physical Journal C

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Allanson O (2021) Electron Diffusion and Advection During Nonlinear Interactions With Whistler-Mode Waves in Journal of Geophysical Research: Space Physics

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Almaraz E (2020) Nonlinear structure formation in Bound Dark Energy in Journal of Cosmology and Astroparticle Physics

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Amarante J (2020) The Splash without a Merger in The Astrophysical Journal

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Amarantidis S (2019) The first supermassive black holes: indications from models for future observations in Monthly Notices of the Royal Astronomical Society

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Amorisco N (2022) Halo concentration strengthens dark matter constraints in galaxy-galaxy strong lensing analyses in Monthly Notices of the Royal Astronomical Society

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Anderson S (2022) The secular growth of bars revealed by flat (peak + shoulders) density profiles in Monthly Notices of the Royal Astronomical Society

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Andrade T (2021) GRChombo: An adaptable numerical relativity code for fundamental physics in Journal of Open Source Software

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Anisman L (2022) Cross-sections for heavy atmospheres: H 2 O continuum in Journal of Quantitative Spectroscopy and Radiative Transfer

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Antolin P (2020) Reconnection nanojets in the solar corona in Nature Astronomy

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Appleby S (2020) The impact of quenching on galaxy profiles in the simba simulation in Monthly Notices of the Royal Astronomical Society

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Appleby S (2021) The low-redshift circumgalactic medium in simba in Monthly Notices of the Royal Astronomical Society

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Armijo J (2022) Making use of sub-resolution haloes in N -body simulations in Monthly Notices of the Royal Astronomical Society: Letters

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Arnett W (2019) 3D Simulations and MLT. I. Renzini's Critique in The Astrophysical Journal

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Arnold C (2022) forge : the f ( R )-gravity cosmic emulator project - I. Introduction and matter power spectrum emulator in Monthly Notices of the Royal Astronomical Society

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Arnold C (2019) The modified gravity light-cone simulation project - I. Statistics of matter and halo distributions in Monthly Notices of the Royal Astronomical Society

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Arthuis P (2020) Ab Initio Computation of Charge Densities for Sn and Xe Isotopes. in Physical review letters

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Arthur J (2017) nIFTy galaxy cluster simulations - V. Investigation of the cluster infall region in Monthly Notices of the Royal Astronomical Society

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Attanasio F (2020) Complex Langevin simulations and the QCD phase diagram: recent developments in The European Physical Journal A

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Attanasio F (2022) Equation of state from complex Langevin simulations in EPJ Web of Conferences

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Aurrekoetxea J (2020) The effects of potential shape on inhomogeneous inflation in Journal of Cosmology and Astroparticle Physics

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Aurrekoetxea J (2020) Coherent gravitational waveforms and memory from cosmic string loops in Classical and Quantum Gravity

 
Description Many new discoveries about the formation and evolution of galaxies, star formation, planet formation and particle physics theory have been made possible by the award.
Exploitation Route Many international collaborative projects are supported by the HPC resources provided by DiRAC.
Sectors Aerospace, Defence and Marine,Creative Economy,Digital/Communication/Information Technologies (including Software),Education,Healthcare

URL http://www.dirac.ac.uk
 
Title Research Data Supporting Order Enables Efficient Electron-hole Separation at an Organic Heterojunction with a Small Energy Loss 
Description Pump Push Probe Transient Absorption Images for PIPCP and PIPCP:PCBM Films. Images were acquired as described in the associated manuscript. Images were acquired as a function of Pump Probe delay time at a variety of Pump Push delays, Push energies, Push fluences, and Pump fluences. Also included are the Pump Probe and Push Probe images that are acquired simultaneously 
Type Of Material Database/Collection of data 
Year Produced 2017 
Provided To Others? Yes  
 
Description Nuclei from Lattice QCD 
Organisation RIKEN
Department RIKEN-Nishina Center for Accelerator-Based Science
Country Japan 
Sector Public 
PI Contribution Surrey performed ab initio studies of LQCD-derived nuclear forces
Collaborator Contribution Work by Prof. Hatsuda and collaborators at the iTHEMS and Quantum Hadron Physics Laboratory to provide nuclear forces derived from LQCD
Impact Phys. Rev. C 97, 021303(R)
Start Year 2015
 
Description Surrey-Saclay 
Organisation Saclay Nuclear Research Centre
Country France 
Sector Public 
PI Contribution Provided codes and know-how to develop GF Gorkov formalism and implementation.
Collaborator Contribution Help spreading and advertise my research
Impact Presentation of preliminary results at conference. Grant still ongoing. Results being written up. Output will be first ab-initio calculation of fully open shells.
Start Year 2010