Padmanabhan, T.2012-03-012012-03-012009-02-01http://hdl.handle.net/11007/57The vacuum state of the electromagnetic field is far from trivial. Amongst other things it can exert forces that are measurable in the lab, in a curious phenomenon known as Casimir effect.enHarmonic oscillatorQuantum mechanicsElectromagnetismPower of NothingArticle