▁on ▁macro scop ic ▁quantum ▁t unn eling ▁in ▁John ▁Clar ke ' s ▁labor atory ▁at ▁the ▁University ▁of ▁California ▁Ber keley . ▁ ▁De vor et ' s ▁research ▁has ▁been ▁focused ▁on ▁experimental ▁solid ▁state ▁physics ▁and ▁cond ensed ▁matter ▁physics , ▁with ▁specific ▁emphas is ▁on ▁circuit ▁quantum ▁elect rod ynam ics ▁and ▁a ▁field ▁he ▁and ▁his ▁colle agues ▁initi ated , ▁known ▁as ▁" quant ron ics ," ▁the ▁study ▁of ▁certain ▁mes os cop ic ▁electronic ▁effects ▁in ▁which ▁collect ive ▁degrees ▁of ▁freedom , ▁such ▁as ▁electric ▁curr ents ▁and ▁volt ages ▁behave ▁quantum ▁mechan ically . ▁In ▁addition , ▁his ▁group ▁has ▁been ▁carrying ▁out ▁investig ations ▁on ▁single ▁Cooper ▁pair ▁devices ▁for ▁fields ▁such ▁as ▁quantum ▁computation ▁and ▁met ro log y , ▁and ▁studying ▁ampl ification , ▁information , ▁and ▁noise ▁in ▁mes os cop ic ▁systems . ▁ ▁His ▁work ▁in ▁association ▁with ▁well - known ▁experimental ists ▁in ▁the ▁field ▁such ▁as ▁Rob ▁Sch o el k opf , ▁Steven ▁Gir vin ▁and ▁Ir fan ▁S idd i qi ▁has ▁brought ▁about ▁valuable ▁ins ights ▁in ▁quantum ▁computing ▁and ▁in ▁developing ▁a ▁new ▁parad ig m ▁of ▁circuit ▁Q ED ▁using ▁super con duct ing ▁elect rical ▁circ uits . ▁His ▁recent ▁work , ▁in ▁association ▁with ▁a ▁colle ague , ▁A . ▁Mar bl estone , ▁has ▁shown ▁an ▁exponential ▁quantum ▁enh ancement ▁in ▁communication ▁channels ▁as ▁a ▁result ▁of ▁ent ang lement ▁( see ▁Quant um ▁pseudo -