Sloan, G CMatsuura, M.Zijlstra, Albert ALagadec, EricGroenewegen, M A TWood, Peter RSzyszka, CBernard-Salas, Jvan Loon, Jacco Th2015-12-080036-8075http://hdl.handle.net/1885/33406Interstellar dust plays a crucial role in the evolution of galaxies. It governs the chemistry and physics of the interstellar medium. In the local universe, dust forms primarily in the ejecta from stars, but its composition and origin in galaxies at veryKeywords: acetylene; carbon; carbon monoxide; metal; oxygen; polycyclic aromatic hydrocarbon; astrophysics; carbon; cosmochemistry; heavy metal; interplanetary dust; article; astronomy; dust; infrared radiation; model; priority journal200910.1126/science.11656262016-02-24