Here’s a question you might not have asked yourself before. When protons collide in the Large Hadron Collider, how often are undetectable particles produced?
Maybe a quick follow up question would be, why does it matter?
A paper I have been working on for several years has just been accepted by the journal for publication, which is nice news to receive while on holiday, and it answers the first question, at least under certain conditions. Louie Corpe already wrote about the paper when the ATLAS collaboration (of which we are both members) first released it and submitted it for publication. Now it is accepted, we will be releasing the data (to HEPdata) and relevant code (to Rivet) as soon as possible, so it can be reused, hopefully widely and for a long time, which was the main point.
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Life and Physics 