▁G ret el ▁died ▁in ▁ 1 9 9 1 ▁and ▁was ▁buried ▁there , ▁his ▁children ▁added ▁an ▁a ster isk ▁after ▁" N ob el ▁La ure ate ," ▁and ▁"* etc ." ▁in ▁the ▁lower ▁right ▁corner ▁of ▁the ▁stone . ▁ ▁Leg acy ▁▁▁ ▁The ▁Norwegian ▁Institute ▁of ▁Technology ▁established ▁the ▁Lars ▁On s ager ▁L ect ure ▁and ▁The ▁Lars ▁On s ager ▁Professor ship ▁in ▁ 1 9 9 3 ▁to ▁award ▁out standing ▁scient ists ▁in ▁the ▁scientific ▁fields ▁of ▁Lars ▁On s ager ; ▁Chem istry , ▁Physics ▁and ▁Mathemat ics . ▁In ▁ 1 9 9 7 ▁his ▁sons ▁and ▁daughter ▁don ated ▁his ▁scientific ▁works ▁and ▁professional ▁belong ings ▁to ▁N T NU ▁( before ▁ 1 9 9 6 ▁N TH ) ▁in ▁Tr ond heim , ▁Norway ▁as ▁his ▁Al ma ▁M ater . ▁ ▁These ▁are ▁now ▁organized ▁as ▁The ▁Lars ▁On s ager ▁Archive ▁at ▁the ▁Gun ner us ▁Library ▁in ▁Tr ond heim . ▁ ▁References ▁ ▁External ▁links ▁ ▁The ▁Lars ▁On s ager ▁L ect ure ▁and ▁Professor ship ▁( N or weg ian ▁ ▁University ▁of ▁Science ▁And ▁Technology ) ▁The ▁Lars ▁On s ager ▁Archive ▁at ▁Univers it ets bibli ote ket / G un ner us ▁Library ▁in ▁Tr ond heim . ▁( N or weg ian ▁ ▁University ▁of ▁Science ▁And ▁Technology ) ▁The ▁On s ager ▁Committee ▁( N or weg ian ▁ ▁University ▁of ▁Science ▁And ▁Technology ) ▁The ▁Lars