<prompt> Qedela umusho olandelayo: Ngemva kokusebenza njengomfundisi wamakhemikhali e-University College eNyakatho Wales iminyaka emihlanu, uDostrovsky wabuyela kwa-Israyeli, wajoyina i-Weizmann Institute of Science eRehovot ngo-1948, ngaphambi nje kokunikezelwa kweSikhungo. Iminyango yesayensi emihlanu yalesi sikhungo kwakufanele iqondiswe ososayensi abasezingeni lomhlaba abavela emazweni ahlukahlukene, kodwa ngaleso sikhathi  <response>: Kwagqashuka iMpi Yenkululeko, futhi ngababili kuphela abaholi besayensi ababemisiwe ababenesibindi sokuya kwa - Israyeli. UDostrovsky, ngaleso sikhathi owayeneminyaka engu-30 kuphela, wagcwalisa esinye sezikhundla ezintathu ezazingenamuntu: wamiswa njengenhloko yoMnyango Wokucwaninga Nge-Isotope, isikhundla asibamba iminyaka engu-17. 