▁State ▁University , ▁on ▁topics ▁such ▁as ▁p ig ments , ▁therm oe lect rics , ▁high - temper ature ▁super con duct ivity , ▁magnet ores ist ivity , ▁solid ▁fast ▁ion ▁conduct ors , ▁high - K ▁die lect rics , ▁and ▁topological ▁ins ul ators . ▁In ▁ 2 0 0 9 , ▁his ▁team ▁discovered ▁a ▁novel ▁dur able ▁blue ▁p ig ment , ▁Y In M n ▁Blue , ▁the ▁first ▁discovery ▁of ▁a ▁new ▁blue ▁p ig ment ▁since ▁c ob alt ▁was ▁discovered ▁in ▁ 1 8 0 2 . ▁ ▁Sub ram an ian ▁has ▁given ▁several ▁public ▁lect ures ▁all ▁over ▁the ▁world ▁on ▁Y In M n ▁Blue , ▁including ▁T ED x S alem ▁and ▁T ED x UN C . ▁This ▁discovery ▁has ▁been ▁featured ▁in ▁various ▁international ▁media ▁out lets ▁( such ▁as ▁The ▁New ▁York ▁Times , ▁T IME , ▁National ▁Geographic , ▁Smith son ian , ▁Blo om berg ▁Business week , ▁and ▁W B UR ), ▁and ▁has ▁attract ed ▁global ▁attention ▁from ▁corpor ations ▁and ▁museum s , ▁like ▁N ike , ▁C ray ola , ▁and ▁the ▁Harvard ▁Art ▁Museum . ▁ ▁Sub ram an ian ▁has ▁served ▁as ▁a ▁member ▁of ▁the ▁editor ial ▁board ▁for ▁the ▁Journal ▁of ▁Material s ▁Chem istry ▁( 1 9 9 5 - 2 0 0 1 ), ▁Chem istry ▁of ▁Material s ▁( 2 0 0 0 - 2 0 0 6 ), ▁Material s ▁Research ▁Bul