▁involved ▁primarily ▁in ▁the ▁application ▁of ▁mathematics ▁to ▁problems ▁in ▁physics ▁and ▁chem istry ▁and , ▁in ▁a ▁sense , ▁could ▁be ▁considered ▁to ▁be ▁continu ing ▁in ▁the ▁same ▁areas ▁Gib bs ▁had ▁pione ered . ▁In ▁ 1 9 4 7 , ▁he ▁was ▁elected ▁to ▁the ▁National ▁Academy ▁of ▁Sciences , ▁and ▁in ▁ 1 9 5 0 ▁he ▁joined ▁the ▁ranks ▁of ▁Al pha ▁Chi ▁S igma . ▁ ▁After ▁World ▁War ▁II , ▁On s ager ▁research ed ▁new ▁topics ▁of ▁interest . ▁ ▁He ▁proposed ▁a ▁theoretical ▁explanation ▁of ▁the ▁super fl uid ▁properties ▁of ▁liquid ▁hel ium ▁in ▁ 1 9 4 9 ; ▁two ▁years ▁later ▁the ▁phys ic ist ▁Richard ▁Fe yn man ▁independently ▁proposed ▁the ▁same ▁theory . ▁He ▁also ▁worked ▁on ▁the ▁theories ▁of ▁liquid ▁cry st als ▁and ▁the ▁elect rical ▁properties ▁of ▁ice . ▁While ▁on ▁a ▁Ful br ight ▁scholar ship ▁to ▁the ▁University ▁of ▁Cambridge , ▁he ▁worked ▁on ▁the ▁magnetic ▁properties ▁of ▁met als . ▁He ▁developed ▁important ▁ideas ▁on ▁the ▁quant ization ▁of ▁magnetic ▁flux ▁in ▁met als . ▁He ▁was ▁awarded ▁the ▁Lor ent z ▁Medal ▁in ▁ 1 9 5 8 , ▁Will ard ▁Gib bs ▁Award ▁in ▁ 1 9 6 2 , ▁and ▁the ▁Nobel ▁Prize ▁in ▁Chem istry ▁in ▁ 1 9 6 8 . ▁He ▁was ▁elected ▁a ▁Foreign ▁Member ▁of ▁the ▁Royal ▁Society ▁( For Mem RS ) ▁in ▁ 1 9 7 5 . ▁ ▁After ▁Y ale