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Tommaso DorigoRSS Feed of this column.

Tommaso Dorigo is an experimental particle physicist, who works for the INFN at the University of Padova, and collaborates with the CMS and the SWGO experiments. He is the president of the Read More »

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Technically it also creates a diboson final state - two photons - but no, here I am not going to talk about the tentative new particle of which ATLAS and CMS continue to see hints in their data, at a mass of 750 GeV and with characteristics that increasingly resemble those of a heavy higgs boson. Oh, see - I am doing precisely that. It is admittedly hard not to speak of that thing nowadays, but I will insist, as I think it is too good to be true, and so it must be false. 

UPDATE: Tiziano tells me that he has been misquoted by the Guardian - he was quoting himself a colleague when he mentioned the 20:1 bet. Sorry to say this bet is not on, at least until the person who offered the bet in the first place will manifest him- or herself....

I bet most of you, who are interested in Physics, know what I mean when I talk about "the 750 GeV particle". Last December, the ATLAS and CMS experiments released information about a tantalizing hint of a new particle with a mass in the 750 GeV ballpark. The resonance was seen in the decay to pairs of energetic photons. Since both experiments see more or less the same thing, this may be a fluctuation, but if it is, it is a really rare one. 
I am very happy to report that Professor Giorgio Parisi won another prize. Parisi is an Italian theoretical physicist who is very well known for his decisive contribution to QCD, with the DGLAP equations (the P stands for his last name) that govern the dynamics of gluons. However his work did not stop there - after that result Parisi continued excellent research and it is not by chance that he collected prizes and acknowledgements along the way for the more recent contributions he has given to theoretical physics. 
The 2016 prize called after Lars Onsager is given to Giorgio by the APS
I think it is due time that I point out a few interesting articles that have appeared in the past couple of months in the blog of the AMVA4NewPhysics network, a consortium of 16 among universities, research institutes, and industries that has the goal of studying Higgs physics and new Physics with the LHC, using advanced statistical learning methods.
The issue is not new. Scientific journals require articles to produce quantitative answers - of course, that's how you do science. And scientists usually rely on a formalism based on classical statistics to report those results: they report the probability of their data given some hypothesis.

P-values, that is.
On March 3rd and 4th the AMVA4NewPhysics network met in Venice, in the beautiful venue of Ca' Sagredo. Ca' Sagredo is a 500-year-old palace on the Canal Grande, home of the Sagredo family and in the 600s of Giambattista Sagredo, who hosted many times Galileo Galilei there. As for the AMVA4NewPhysics network, it is a "Innovative Training Network" of 16 research institutes, universities and industries that have joined forces to train young scientists in particle physics and the development of advanced multivariate-analysis tools.