R. W. L. Jones
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View article: Baryon anti-Baryon Photoproduction Cross Sections off the Proton
Baryon anti-Baryon Photoproduction Cross Sections off the Proton Open
The GlueX experiment at Jefferson Lab has observed $p\bar{p}$ and, for the first time, $Λ\barΛ$ and $p\barΛ$ photoproduction from a proton target at photon energies up to 11.6 GeV. The angular distributions are forward peaked for all produ…
View article: Kaon physics: a cornerstone for future discoveries
Kaon physics: a cornerstone for future discoveries Open
The kaon physics programme, long heralded as a cutting-edge frontier by the European Strategy for Particle Physics, continues to stand at the intersection of discovery and innovation in high-energy physics (HEP). With its unparalleled capa…
View article: Proposal of the KOTO II experiment
Proposal of the KOTO II experiment Open
International audience
View article: A new species of the antiarch Microbrachius from the Middle Devonian (Givetian) of Estonia
A new species of the antiarch Microbrachius from the Middle Devonian (Givetian) of Estonia Open
View article: A Blueprint for a Contemporary Storage Element, building a new WLCG storage system with widely available hardware and software components: Ceph, XRootD, and Prometheus
A Blueprint for a Contemporary Storage Element, building a new WLCG storage system with widely available hardware and software components: Ceph, XRootD, and Prometheus Open
When a new long-term storage facility was needed at the Lancaster WLCG Tier-2 Site, an architecture was chosen involving CephFS as a failure-tolerant back-end volume, and load-balanced XRootD as an endpoint exposing the volume via the HTTP…
View article: Measurement of Spin-Density Matrix Elements in $ρ(770)$ Production with a Linearly Polarized Photon Beam at $E_γ= 8.2\,-\,8.8\,\text{GeV}$
Measurement of Spin-Density Matrix Elements in $ρ(770)$ Production with a Linearly Polarized Photon Beam at $E_γ= 8.2\,-\,8.8\,\text{GeV}$ Open
The GlueX experiment at Jefferson Lab studies photoproduction of mesons using linearly polarized $8.5\,\text{GeV}$ photons impinging on a hydrogen target which is contained within a detector with near-complete coverage for charged and neut…
View article: Books:<i>The Only Book I’ll Ever Write: When The Doctor Becomes The Patient</i>
Books:<i>The Only Book I’ll Ever Write: When The Doctor Becomes The Patient</i> Open
a GP who died in April 2021 at the age of 68, wrote this remarkable book while being treated for cancer.Unsurprisingly it is being widely promoted as something that should be read by cancer patients, medical students, trainees, and qualifi…
View article: The Middle Devonian acanthodian Orcadacanthus n. gen. from the Orcadian Basin of Scotland
The Middle Devonian acanthodian Orcadacanthus n. gen. from the Orcadian Basin of Scotland Open
View article: Particle Physics Outreach at Non-traditional Venues
Particle Physics Outreach at Non-traditional Venues Open
Since 2016 the group known as `The Big Bang Collective' has brought High Energy Physics outreach to music and culture festivals across Europe, successfully engaging with and inspiring audiences who may never have sought this out themselves…
View article: Measurement of spin density matrix elements in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi mathvariant="normal">Λ</mml:mi><mml:mo>(</mml:mo><mml:mn>1520</mml:mn><mml:mo>)</mml:mo></mml:mrow></mml:math> photoproduction at 8.2–8.8 GeV
Measurement of spin density matrix elements in photoproduction at 8.2–8.8 GeV Open
We report on the measurement of spin density matrix elements of the Λ(1520) in the photoproduction reaction γp→Λ(1520)K+, via its subsequent decay to K-p. The measurement was performed as part of the GlueX experimental program in Hall D at…
View article: Proposed large scale monolithic fused silica mirror suspension for 3rd generation gravitational wave detectors
Proposed large scale monolithic fused silica mirror suspension for 3rd generation gravitational wave detectors Open
Thermal noise from the suspension fibres used in the mirror pendulums in current gravitational wave detectors is a critical noise source. Future detectors will require improved suspension performance with the specific ability to suspend mu…
View article: Search for Lepton Number and Flavor Violation in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msup><mml:mi>K</mml:mi><mml:mo>+</mml:mo></mml:msup></mml:math> and <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msup><mml:mi>π</mml:mi><mml:mn>0</mml:mn></mml:msup></mml:math> Decays
Search for Lepton Number and Flavor Violation in and Decays Open
Searches for the lepton number violating K^{+}→π^{-}μ^{+}e^{+} decay and the lepton flavor violating K^{+}→π^{+}μ^{-}e^{+} and π^{0}→μ^{-}e^{+} decays are reported using data collected by the NA62 experiment at CERN in 2017-2018. No eviden…
View article: Physics and Rock’n’Roll : Expanding to New Audiences
Physics and Rock’n’Roll : Expanding to New Audiences Open
A team of CERN staff and associates has organised public engagement and education activities at a variety of non-scientific venues. The core team now brands itself the Big Bang Collective, and local partners are engaged in each case, bring…
View article: Highlights
Highlights Open
One of the challenges of reshaping primary care is the ever-present fear of unintended consequences -it brings to mind the analogy of rebuilding a jumbo jet full of people in mid-flight.Do we target specific groups?The editorial by Gina Ag…
View article: Highlights
Highlights Open
Diagnosis isn't always easy.Editorials this month help shine a light on early diagnosis of lung cancer and the complexities of pointof-care testing.We have research on the implications of thrombocytosis and its causes, plus a systematic re…
View article: Highlights
Highlights Open
A trio of editorials shine their light on ongoing COVID-19 concerns; Pate et al describe the impact of NICE dropping the threshold for statins; more research shows HRT prescribing is predicated on socioeconomic status; and we present evide…
View article: Measurement of the photon beam asymmetry in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mover accent="true"><mml:mi>γ</mml:mi><mml:mo></mml:mo></mml:mover><mml:mi>p</mml:mi><mml:mo>→</mml:mo><mml:msup><mml:mi>K</mml:mi><mml:mo>+</mml:mo></mml:msup><mml:msup><mml:mi mathvariant="normal">Σ</mml:mi><mml:mn>0</mml:mn></mml:msup></mml:mrow></mml:math> at <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mi>E</mml:mi><mml:mi>γ</mml:mi></mml:msub><mml:mo>=</mml:mo><mml:mn>8.5</mml:mn></mml:mrow></mml:math> GeV
Measurement of the photon beam asymmetry in at GeV Open
We report measurements of the photon beam asymmetry $\\Sigma$ for the reaction $\\vec{\\gamma} p\\to K^+\\Sigma^0$(1193) using the GlueX spectrometer in Hall D at Jefferson Lab. Data were collected using a linearly polarized photon beam in…
View article: Searches for lepton flavour and lepton number violation in K$^+$ decays
Searches for lepton flavour and lepton number violation in K$^+$ decays Open
The NA62 experiment at the CERN SPS is designed to conduct precision tests of the Standard Model by studying rare decays of charged kaons. NA62 took data in 2016-2018 and collected a large sample of charged kaon decays into final states wi…
View article: Poor NHS
Poor NHS Open
View article: Beam asymmetry <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi mathvariant="normal">Σ</mml:mi></mml:math> for the photoproduction of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi>η</mml:mi></mml:math> and <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:msup><mml:mi>η</mml:mi><mml:mo>′</mml:mo></mml:msup></mml:math> mesons at <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mi>E</mml:mi><mml:mi>γ</mml:mi></mml:msub><mml:mo>=</mml:mo><mml:mn>8.8</mml:mn><mml:mspace width="0.28em"/><mml:mi>GeV</mml:mi></mml:mrow></mml:math>
Beam asymmetry for the photoproduction of and mesons at Open
In this work, we report on the measurement of the beam asymmetry $\\Sigma$ for the reactions $\\vec{\\gamma}p\\rightarrow p\\eta$ and $\\vec{\\gamma}p \\rightarrow p\\eta^{\\prime}$ from the GlueX experiment, using an 8.2–8.8-GeV linearly …
View article: Physics Briefing Book
Physics Briefing Book Open
The European Particle Physics Strategy Update (EPPSU) process takes a bottom-up approach, whereby the community is first invited to submit proposals (also called inputs) for projects that it would like to see realised in the near-term, mid…
View article: Physics Briefing Book
Physics Briefing Book Open
The European Particle Physics Strategy Update (EPPSU) process takes a\nbottom-up approach, whereby the community is first invited to submit proposals\n(also called inputs) for projects that it would like to see realised in the\nnear-term, …
View article: High Impact
High Impact Open
View article: Tech Tonic
Tech Tonic Open
The course of innovation has rarely run smooth.The 15th century Benedictine monk, Trimethius, was sceptical about the value of Johannes Gutenberg's printing press: parchment lasted longer than paper, and monks, he claimed, were less likely…
View article: Attention Deficit
Attention Deficit Open
View article: Another World
Another World Open
ANOTHER WORLDThe capital of Kazakhstan, Astana, recently re-named Nur-Sultan, could hardly be further from our preoccupations with Europe and concerns about the NHS.It lies almost 2000 miles east of Moscow.The country's healthcare system i…
View article: The Mind Gap
The Mind Gap Open
THE MIND GAPGetting on for 50 years ago, after his presentation to an undergraduate medical society, I had dinner with William Sargent, the great proponent of insulin therapy, ECT, and psychosurgery.It was not exactly a lighthearted occasi…
View article: Improving astrophysical parameter estimation via offline noise subtraction for Advanced LIGO
Improving astrophysical parameter estimation via offline noise subtraction for Advanced LIGO Open
The Advanced LIGO detectors have recently completed their second observation run successfully. The run lasted for approximately 10 months and led to multiple new discoveries. The sensitivity to gravitational waves was partially limited by …
View article: Media Unfriendly
Media Unfriendly Open
MEDIA UNFRIENDLYGood news doesn't sell newspapers, but general practice, according to an analysis of over 400 articles appearing between October 2016 and October 2017, has been having a particularly bad press recently.In this issue of the …
View article: Universal Discredit
Universal Discredit Open
The American Vice-President Hubert Humphrey is credited with saying that the moral test of a government is how it treats 'those who are in the shadows of life, the sick, the needy and the handicapped'.The growing disappointment and anger o…