Unit of Assessment: Physics

REF impact found 181 Case Studies

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A benchmark tool for high performance computing

Summary of the impact

This case study describes the development, application and commercialisation of an open source tool, BSMBench that enables supercomputer vendors and computing centres to benchmark their system's performance. It comprehensively informs the design and testing of new computing architectures well beyond other benchmarking tools on the market, such as Linpack.

The significance of our code is that, unlike other benchmarking tools, it interpolates from a communication- to a computation-dominated regime simply by varying the (physics) parameters in the code, thus providing a perfect benchmark suite to test the response of modern multi-CPU systems along this axis. The impact of this work has great reach: a start-up company, BSMbench Ltd, has been founded to develop and commercialise the software; adopters have included IBM - one of the giants of the supercomputer world (where it uncovered errors in their compilers); it has been deployed by Fujitsu to validate its systems, by HPC Wales, a multi-site, commercially focussed national computer centre and by Transtec, an HPC company employing over 150 staff; and tutorial articles about BSMBench have appeared in magazines such as Linux Format.

This software tool spawned from our research into "Beyond the Standard Model" (BSM) physics which aims to understand the Higgs mechanism in particle physics at a fundamental level. This involved simulating quantum field theories using bespoke code on some of the fastest supercomputers on the planet.

Submitting Institution

Swansea University

Unit of Assessment

Physics

Summary Impact Type

Technological

Research Subject Area(s)

Mathematical Sciences: Pure Mathematics
Information and Computing Sciences: Computation Theory and Mathematics

UOA09-11: Absolute distance measurement

Summary of the impact

The performance of absolute distance measuring systems has been improved in terms of accuracy, traceability, reliability and cost through the introduction of new methodology arising from research at the University of Oxford. This has brought commercial benefit to a German company making measurement systems, through the creation of a new product line. New capabilities for measurement have been delivered to a first customer in Germany. The research has also resulted in the establishment of new activity at the National Physical Laboratory, and influenced UK and European technology roadmaps for future manufacturing.

Submitting Institution

University of Oxford

Unit of Assessment

Physics

Summary Impact Type

Technological

Research Subject Area(s)

Physical Sciences: Other Physical Sciences
Technology: Communications Technologies

Advances in Gamma-Ray Detection and Imaging

Summary of the impact

The University of Southampton's distinguished body of work on the design of technology for gamma-ray detection and imaging has informed new counter-terrorism practices. Technological advances arising from the research have been crucial to delivering significant benefits in the fields of homeland security and nuclear safety — the latter particularly in the wake of the 2011 Fukushima disaster. A spin-out company, Symetrica, currently employs 26 people in the UK and the USA, has a forecast turnover of more than £10 million for 2013-14 and has been recognised as an example of best practice. It is a technological leader in the field of radioactive isotope identification.

Submitting Institution

University of Southampton

Unit of Assessment

Physics

Summary Impact Type

Technological

Research Subject Area(s)

Physical Sciences: Astronomical and Space Sciences, Atomic, Molecular, Nuclear, Particle and Plasma Physics, Other Physical Sciences

A New Manufacturing, Research and Development Centre for e2v

Summary of the impact

Our research on semiconductor materials and devices has led to the establishment by e2v Technologies of a combined manufacturing, research and development facility within the School of Physics and Astronomy. We have adapted and transferred device simulation software to e2v, and have provided epitaxially-grown semiconductors and access to fabrication facilities which have been used in their manufacturing processes. Devices fabricated within the facility, which was opened in 2011, have generated sales of £7M for e2v. This initiative has also led to shifts in the investment priorities of e2v, and mitigated risks to the company arising from import restrictions associated with the US International Traffic in Arms Regulations (ITAR).

Submitting Institution

University of Nottingham

Unit of Assessment

Physics

Summary Impact Type

Technological

Research Subject Area(s)

Physical Sciences: Atomic, Molecular, Nuclear, Particle and Plasma Physics
Chemical Sciences: Physical Chemistry (incl. Structural)
Engineering: Materials Engineering

PHYS01 - A New Paradigm for Exchange Bias in Polycrystalline Films

Summary of the impact

A new procedure for the measurement and characterisation of polycrystalline exchange bias systems has been developed which has impacted significantly the manufacture of computer hard drive read-heads by companies such as Seagate Inc and Western Digital Corp. The new measurement procedure has enabled a typical 40% increase in the thermal stability of the antiferromagnetic materials used in computer hard drive read heads. The procedure has also improved the manufacturing process of the read-heads giving increased material performance and has resulted in a ~25% improvement in the resolution of detecting a bit.

Submitting Institution

University of York

Unit of Assessment

Physics

Summary Impact Type

Technological

Research Subject Area(s)

Chemical Sciences: Analytical Chemistry
Engineering: Materials Engineering
Medical and Health Sciences: Cardiorespiratory Medicine and Haematology

Antimatter: From CERN to Hollywood

Summary of the impact

In public perception, antimatter used to be associated with science fiction, but the creation and trapping of antihydrogen at CERN by the ATHENA and ALPHA Collaborations has sparked world-wide media interest in the real science of antimatter. Building on this, we started a campaign of public dissemination and education to promote and explain our work through media interviews, popular articles, and public lectures including a Welsh language component. We developed software simulators that have been used by school pupils in Masterclasses to re- create virtually CERN's antihydrogen production. YouTube clips and webcasts with over 100,000 hits have been produced and we have hosted thousands of visitors per year in CERN. These activities resulted in improved understanding of antimatter among school students and the wider population, and a radical change in the public perception of antimatter, which is now associated with the experiments at CERN rather than with Star Trek.

Submitting Institution

Swansea University

Unit of Assessment

Physics

Summary Impact Type

Societal

Research Subject Area(s)

Physical Sciences: Atomic, Molecular, Nuclear, Particle and Plasma Physics, Other Physical Sciences

An X-ray tool for the prediction of catastrophic failure during semiconductor manufacture (Jordan Valley)

Summary of the impact

Semiconductor wafers are subject to damage from misaligned handling tools, leading to cracks. Most of these are benign, but a few propagate to cause silicon wafer breakage during high temperature processing, leading to losses in production time costing millions of dollars per year. Research in Durham showed that X-ray Diffraction Imaging can be used to identify which cracks will catastrophically fail. As a consequence, Jordan Valley UK Ltd has designed and already sold over £M [text removed for publication] worth of X-ray imaging tools to the semiconductor industry. The company identifies this product as being critical to its continuation, safeguarding more than 25 jobs, and growth over the past 2 years.

Submitting Institution

University of Durham

Unit of Assessment

Physics

Summary Impact Type

Technological

Research Subject Area(s)

Engineering: Materials Engineering

Applications of laser spectroscopy techniques to the nuclear, defence and aerospace industries

Summary of the impact

A range of techniques based on laser physics and developed since 1993 by the group of Prof Telle in our analytical laser spectroscopy unit (ALSU) has led to:

  • Founding a spin-off company, Applied Photonics which produces remote-sensing products employing laser spectroscopy to detect the chemical composition of unknown samples aimed at the military and nuclear energy industry. This technology has allowed multi-million pound savings on the operational costs of nuclear plants due to their functionality in normally inaccessible radioactive environments thus avoiding the need for a power station shutdown.
  • Establishing a laboratory in the Atomic Weapons Establishment (AWE) dedicated to the stewardship of UK's nuclear weapons stockpile and chemical explosives by detecting isotopic abundances in uranium samples and analysing the composition of munitions deteriorating in desert environments;
  • Assisting the design and development of a new product line of Spectrum Technologies, a market-leading company which removes specialised enamel insulation from conductors used in the aerospace industry.

Submitting Institution

Swansea University

Unit of Assessment

Physics

Summary Impact Type

Technological

Research Subject Area(s)

Physical Sciences: Atomic, Molecular, Nuclear, Particle and Plasma Physics
Chemical Sciences: Analytical Chemistry, Physical Chemistry (incl. Structural)

Bomb detection

Summary of the impact

Research at the University of Cambridge, Department of Physics on sensitive techniques for measurements of magnetic and electrical properties of materials led to the selection of Dr Michael Sutherland as an expert witness in a series of major police investigations involving fraudulent bomb detecting equipment. Scientific evidence Dr Sutherland presented in court was key in securing guilty verdicts, leading to the breakup in 2013 of several international fraud rings with combined revenue in excess of £70 million. This criminal activity had caused significant damage to the reputation of the UK in Iraq and elsewhere.

Submitting Institution

University of Cambridge

Unit of Assessment

Physics

Summary Impact Type

Technological

Research Subject Area(s)

Physical Sciences: Atomic, Molecular, Nuclear, Particle and Plasma Physics, Condensed Matter Physics
Chemical Sciences: Inorganic Chemistry

Bristol research helps extend life of nuclear power stations, with major financial and environmental benefits

Summary of the impact

Researchers at the University of Bristol's Interface Analysis Centre played a key role in making it possible to extend the life of two nuclear power stations. Their insights into how the microstructure of reactor-core graphite degrades during service and how the material fractures enabled Magnox Ltd to construct a convincing safety case for Oldbury nuclear power station to operate for an extra four years and Wylfa power station to run for an additional four to six years. In terms of the value of the electricity generated, these extensions are worth some £5 billion. In addition, the longer lifespan of these low-carbon power sources means that less energy has to be generated from other, high-carbon sources, with the environmental benefit of an overall reduction in CO2 emissions.

Submitting Institution

University of Bristol

Unit of Assessment

Physics

Summary Impact Type

Technological

Research Subject Area(s)

Physical Sciences: Other Physical Sciences
Engineering: Biomedical Engineering, Materials Engineering

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