Surface and volume photoemission of hot electrons from plasmonic nanoantennas

Uskov, A.V.,Protsenko, I.E.,Ikhsanov, R.Sh.,Babicheva, V.E.,S. V. Zhukovsky,A. V. Lavrinenko,E. P. O'Reilly,Hongxing Xu

Lasers and Electro-Optics（2014）

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摘要

We theoretically compare surface- and volume-based photoelectron emission from spherical nanoparticles, obtaining analytical expressions for the emission rate in both mechanisms. We show that the surface mechanism prevails, being unaffected by detrimental hot electron collisions.

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关键词

hot carriers,nanoparticles,photoelectron spectra,plasmonics,surface plasmons,analytical expressions,detrimental hot electron collisions,plasmonic nanoantennas,spherical nanoparticles,surface mechanism,surface-volume-based photoelectron emission

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