Dark matter and pencil jets: The search for a low-mass Z’ boson using machine learning
This story, featuring physics grad student Abhishikth Mallampalli, was originally published by the CMS collaboration The CMS experiment conducts the first search for dark matter particles produced in association with an energetic narrow jet—the pencil jet. Dark matter remains one of physics’ greatest mysteries. Despite making up about 27% of the universe’s energy content, its true …