▁the ▁Massachusetts ▁Institute ▁of ▁Technology ▁and ▁the ▁University ▁of ▁Chicago ▁before ▁joining ▁the ▁physics ▁fac ulty ▁of ▁University ▁of ▁California , ▁San ▁Diego ▁in ▁ 1 9 6 1 . ▁He ▁remained ▁at ▁U C SD ▁for ▁the ▁rest ▁of ▁his ▁career , ▁conduct ing ▁research ▁and ▁ment oring ▁students ▁who ▁became ▁distinguished ▁phys ic ists ▁in ▁their ▁turn . ▁He ▁is ▁best ▁known ▁for ▁his ▁work ▁on ▁solid ▁state ▁physics ▁and ▁the ▁behavior ▁of ▁matter ▁at ▁extremely ▁low ▁temper atures ; ▁he ▁also ▁did ▁important ▁work ▁on ▁ferro elect ric ity . ▁Matth ias ▁was ▁also ▁a ▁member ▁of ▁the ▁J A SON ▁defense ▁advis ory ▁group . ▁ ▁Awards ▁ ▁In ▁ 1 9 6 5 ▁he ▁was ▁elected ▁to ▁both ▁the ▁National ▁Academy ▁of ▁Sciences ▁and ▁the ▁American ▁Academy ▁of ▁Arts ▁and ▁Sciences . ▁ ▁He ▁received ▁the ▁Oliver ▁E . ▁Buck ley ▁Cond ensed ▁M atter ▁Prize ▁in ▁ 1 9 7 0 ▁and ▁James ▁C . ▁McG ro dd y ▁Prize ▁for ▁New ▁Material s ▁in ▁ 1 9 7 9 . ▁ ▁Rec ogn ition ▁The ▁University ▁of ▁California , ▁San ▁Diego ▁has ▁an ▁end owed ▁chair ▁in ▁physics ▁named ▁for ▁him ; ▁the ▁Ber nd ▁T . ▁Matth ias ▁Chair ▁in ▁Physics ▁is ▁currently ▁held ▁by ▁M . ▁Brian ▁Map le , ▁who ▁received ▁his ▁Ph D ▁under ▁Math ias . ▁ ▁The ▁Ber nd ▁T . ▁Matth ias ▁Prize ▁for ▁Super con duct ing ▁Material s ▁was ▁created ▁in ▁ 1 9 8 9 ▁and