ures ▁at ▁this ▁time . ▁ ▁She ▁was ▁known ▁for ▁her ▁" inv estig ations ▁led ▁on ▁the ▁principle ▁of ▁repet ition ▁in ▁the ▁world ▁of ▁reflection ". ▁B oto ▁looked ▁for ▁an ▁art ▁capable ▁of ▁aw ak ening ▁different ▁emot ions , ▁psych ological ▁re actions ▁of ▁joy ▁and ▁t ension , ▁an ▁art ▁that ▁could ▁become ▁a ▁medicine ▁for ▁the ▁spirit . ▁ ▁Represent ative ▁Art works ▁▁▁ ▁Opt ical ▁Str ucture , ▁ 1 9 6 2 , ▁p lex ig lass , ▁ 9 0 ▁x ▁ 4 5 ▁x ▁ 4 5   cm . ▁ ▁Cont raction ▁and ▁expansion ▁of ▁lines . ▁ 1 9 6 4 , ▁moving - light ▁machine . ▁ ▁P erman ent ▁v ibr ations , ▁ 1 9 6 5 , ▁moving - light ▁electric ▁machine , ▁ 9 0 ▁x ▁ 9 0 ▁x ▁ 6 0   cm . ▁ ▁L umin ous ▁inter sections , ▁ 1 9 6 5 , ▁moving - light ▁electric ▁machine , ▁ 6 0 x ▁ 6 0 ▁x ▁ 4 5   cm . ▁ ▁Mic rol ux ▁( box ). ▁ 1 9 6 5 , ▁moving - light ▁machine , ▁ 6 5 ▁x ▁ 6 5 ▁x ▁ 3 0   cm , ▁M N BA ▁collection , ▁Buenos ▁Aires . ▁ ▁Plus ▁Hel ico idal ▁( box ), ▁ 1 9 6 7 . ▁M N BA ▁collection , ▁Buenos ▁Aires . ▁ ▁Ch rom o -