Trillions of times smaller than a grain of sand and smaller than an atomic proton or ... construction of two powerful particle detectors to hunt down the top quark. Over the next few years ...

Without quarks, it’s impossible to imagine an atomic nucleus ... to the other through a process called quark mixing. Even the Standard Model of particle physics doesn’t explain how frequently ...

With PDF functions for the atomic nucleus, it is possible to determine experimentally measurable parameters, such as the probability of a specific particle ... Modification of Quark-Gluon ...