Deep inside every atom lies a restless world of quarks and gluons—the tiny building blocks that hold everything together, from rocks to stars. For decades, physicists have tried to understand how ...

Atomic and molecular collision processes are the physical interactions of atoms and molecules when they are brought into close contact with each other and with electrons, protons, neutrons or ions.

Energy close energyEnergy can be stored and transferred. Energy is a conserved quantity. can be described as being in different ‘stores’. Energy cannot be created or destroyed. Energy can be ...

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