Author Archives: Jon Butterworth

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About Jon Butterworth

UCL Physics prof, works on LHC, writes (books, Cosmic Shambles and elsewhere). Citizen of England, UK, Europe & Nowhere, apparently.

First ever acceleration of electrons in a proton-driven plasma wave

Turning out to be a busy August in physics. This breakthrough was just published in Nature: Nature news and the paper itself (open access, hurrah!). Really nice, extensive summary from CERN by Achintya Rao As you can see from the Nature News … Continue reading

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ATLAS and CMS results on Higgs decay to bottom quarks

This morning two results appeared on the arXiv: Observation of H→b anti-b decays and VH production with the ATLAS detector (from the ATLAS Collaboration) Observation of Higgs boson decay to bottom quarks (from the CMS Collaboration)

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Horizon 2020 funding if there’s no Brexit deal

This went up on the government webpages yesterday: Horizon 2020 funding if there’s no Brexit deal. In a way it is comforting that someone in government thinks enough of scientific research to even mention it in the current Mayhem. The restatement … Continue reading

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First measurement of the Lyman-alpha lines of anti-hydrogen

The ALPHA experiment (no relation) at the CERN antiproton decelerator has just published the first measurement of the Lyman-alpha lines of anti-hydrogen (a positron bound to an antiproton)¹.  There is an excellent summary of the measurement here, written by Ana … Continue reading

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