▁at ▁the ▁ ▁University ▁of ▁Bonn ▁and ▁University ▁of ▁Berlin ▁and ▁was ▁awarded ▁with ▁his ▁Ph . D ▁in ▁ 1 8 8 7 ▁in ▁Berlin . ▁After ▁working ▁at ▁the ▁University ▁of ▁Gött ingen ▁he ▁did ▁his ▁hab il itation ▁in ▁Berlin ▁ 1 8 9 4 . ▁In ▁ 1 9 0 1 ▁he ▁discovered ▁the ▁fer romagnet ic ▁inter met all ics , ▁now ▁known ▁as ▁He us ler ▁phases , ▁ ▁and ▁did ▁some ▁research ▁in ▁collaboration ▁with ▁the ▁University ▁of ▁Mar burg . ▁Due ▁to ▁pat ent ▁controvers ies ▁it ▁took ▁until ▁ 1 9 0 3 ▁for ▁the ▁publication ▁of ▁the ▁results . ▁From ▁ 1 9 0 2 ▁he ▁was ▁head ▁of ▁the ▁Is ab ellen h üt te . ▁ ▁References ▁ ▁F . ▁He us ler : ▁Ver h . ▁Deutsche ▁Phys ikal ische ▁Gesellschaft ▁ 5 ▁( 1 9 0 3 ), ▁S . ▁ 2 1 9 ▁ff . ▁▁ 1 0 0 ▁Jahre ▁„ He us lers che ▁Leg ier ungen “ ▁from ▁University ▁of ▁Mar burg ▁ ▁Category : 1 8 6 6 ▁birth s ▁Category : 1 9 4 7 ▁death s ▁Category : Pe ople ▁from ▁D ill enburg ▁Category : G erman ▁min ing ▁engine ers ▁Category : G erman ▁chem ists ▁Category : Univers ity ▁of ▁Bonn ▁al umn i <0x0A> </s> ▁Cos min ▁Lamb ru ▁( born ▁ 2 6 ▁November ▁ 1 9 9 8 ) ▁is ▁a ▁Roman ian ▁professional ▁footballer ▁who ▁plays