Home › Forums › setting the stage › solids as quantum systems › Solid definition This topic has 0 replies, 1 voice, and was last updated 3 months, 2 weeks ago by jrpedersen. Viewing 1 post (of 1 total) Author Posts November 20, 2024 at 8:10 am #12084 jrpedersenParticipant definition: A solid is a material in a crystal structure, which is ordered from a limitted set of atoms. I can have more than one phase though, but it should be a structure which is in the solid phases as opposed to liqued and gasseus or plasma. 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