Broadband ultraviolet plasmonic enhanced AlGaN/GaN heterojunction photodetectors with close-packed Al nanoparticle arrays
Xu L, Ge X, Huang Z, Liu T, Wang R, Gao H, Zhou Y, Wang M, Wang J, Xu K. Broadband ultraviolet plasmonic enhanced AlGaN/GaN heterojunction photodetectors with close-packed Al nanoparticle arrays. Physical Chemistry Chemical Physics 2023, 25: 22794-22803. PMID: 37584078, DOI: 10.1039/d3cp02060f.Peer-Reviewed Original ResearchAl NP arraysNP arraysPhotoresponse enhancementHeterojunction photodetectorAl nanoparticle arraysTemplate transfer methodEfficient light scatteringExternal quantum efficiencyPlasmonic metal nanostructuresAl nanoparticlesNanoparticle arraysConcentrate optical fieldsMaximum external quantum efficiencyResonance wavelengthAlGaN surfaceFast photoresponseMetal nanostructuresField enhancementExcellent enhancementNanoscale volumesSemiconductor photodetectorsPhotodetectorsQuantum efficiencyField absorptionOptical field