ALAN E.RUBIN is a geochemist at the University of California, Los Angeles, whose research has focused on shock effects in meteorites and the nature and origin of their chondrules. 魯賓是美國加州大學(xué)洛杉磯分校的地球化學(xué)家,他的研究著(zhù)重于隕石中的沖擊效應及球粒的性質(zhì)及來(lái)源。