http://wordie.org/words/einstein Comments for the word 'Einstein' http://wordie.org http://wordie.org/words/einstein#comments A unit of light energy concentration sometimes used in physical chemistry. One einstein (or Einstein unit) is the energy per mole of photons carried by a beam of <a href="/words/monochromatic">monochromatic</a> light. Tue, 06 Nov 2007 15:58:49 +0000 http://wordie.org/words/einstein#comments