A reaction in quantum physics refers to the change in state or behavior of a particle or system when it interacts with another particle or system.
There are several types of reactions in quantum physics, including elastic and inelastic scattering, nuclear reactions, and chemical reactions.
Reactions in quantum physics occur through the exchange of energy and momentum between particles. This can happen through the absorption or emission of particles or through the exchange of virtual particles.
In quantum physics, reactions are described by the laws of quantum mechanics, which involve the use of probabilities to predict the outcomes of interactions between particles. This is due to the inherently probabilistic nature of particles at the quantum level.
Understanding reactions in quantum physics is crucial in fields such as nuclear physics, material science, and chemistry. It also has practical applications in the development of technologies such as quantum computing and quantum sensors.