Home › Forums › setting the stage › so what’s the problem? › Problem This topic has 0 replies, 1 voice, and was last updated 1 year, 11 months ago by brothernine. Viewing 1 post (of 1 total) Author Posts January 12, 2023 at 8:31 am #8249 brothernineParticipant Quantum physics is accurate but some of approaches to solid are hard to interpret in terms of experimental observables. 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