简介:Plasmoninducedhotelectronshaveattractedagreatdealofinterestasanovelrouteforphotodetectionandlightenergyharvesting.Herein,wereportahotelectronphotodetectorinwhichalargearrayofnanoconesdepositedsequentiallywithaluminum,titaniumdioxide,andgoldfilmscanbeintegratedfunctionallywithnanophotonicsandmicroelectronics.Thedeviceexhibitsastrongphotoelectricresponseataround620nmwitharesponsivityof180μA/Wundershort-circuitconditionswithasignificantincreaseunder1Vreversebiasto360μA/W.Theincreaseinresponsivityandaredshiftinthepeakvaluewithincreasingbiasvoltageindicatethatthebiascausesanincreaseinthehotelectrontunnelingeffect.Ourapproachwillbeadvantageousfortheimplementationoftheproposedarchitectureonavastvarietyofintegratedoptoelectronicdevices.