A group of theoretical physicists have recently made a significant breakthrough in researching the proton radius. The team developed a new model of the proton that is more precise than any model that has been developed before. This new model is based on the idea of a proton composed of a quark core and a virtual cloud of particles. It is believed that this new model will lead to a better understanding of the proton, its properties, and its behavior. The team was able to use the model to accurately measure the proton’s radius for the first time. This new measurement is much more precise than any previously made, and could help lead to a better understanding of the proton’s structure.

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source: Phys.org