Tag Archives: antimatter

On antimatter and antigravity

Posted on 14/10/2023 by Jon Butterworth

Article in BBC Science Focus. NB the headline (not mine) should say Dark Energy not Dark Matter.

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Anti-protons, Dark Matter and Helium

Posted on 04/09/2018 by Jon Butterworth

First post of “Postcards from the Energy Frontier” at the Cosmic Shambles Network. A new measurement at CERN tells us something about the way particles travel through interstellar space. Which in turn may help a satellite on the International Space … Continue reading →

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Geneva Monopoly

Posted on 01/09/2018 by Jon Butterworth

Just returned from a couple of weeks at CERN. Saw this in Geneva and had to buy it – you can probably tell why.

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

Posted on 23/08/2018 by Jon Butterworth

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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