👉 Muon fluid, also known as muonic matter, is a state of matter where muons, which are heavier cousins of electrons, replace electrons in atomic nuclei. Due to their larger mass, muons move much slower than electrons but still significantly affect the nuclear structure and interactions. When confined in a magnetic field, muons form a fluid-like state with unique properties, such as a much higher density compared to ordinary atomic matter. This dense, highly interacting medium has been studied for its potential applications in nuclear physics and quantum computing, offering insights into the behavior of matter under extreme conditions.