Home › Forums › setting the stage › solids as quantum systems › solids as quantum systems This topic has 0 replies, 1 voice, and was last updated 5 days, 13 hours ago by timothe.rhein. Viewing 1 post (of 1 total) Author Posts October 7, 2025 at 3:09 pm #13466 timothe.rheinParticipant Definition of a solid: an arrangement of a very large number of atoms which is incompressible and holds its shape (resistant to changes from “small” external forces). Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In