[HTML][HTML] Optical processes behind plasmonic applications

VE Babicheva - Nanomaterials, 2023 - mdpi.com
Plasmonics is a revolutionary concept in nanophotonics that combines the properties of both
photonics and electronics by confining light energy to a nanometer-scale oscillating field of …

Photogeneration of hot plasmonic electrons with metal nanocrystals: Quantum description and potential applications

AO Govorov, H Zhang, HV Demir, YK Gun'Ko - Nano Today, 2014 - Elsevier
The paper reviews physical concepts related to the collective dynamics of plasmon
excitations in metal nanocrystals with a focus on the photogeneration of energetic carriers …

Theory of photoinjection of hot plasmonic carriers from metal nanostructures into semiconductors and surface molecules

AO Govorov, H Zhang, YK Gun'ko - The Journal of Physical …, 2013 - ACS Publications
We investigate theoretically the effects of generation and injection of plasmonic carriers from
an optically excited metal nanocrystal to a semiconductor contact or to surface molecules …

Fundamental limits of hot carrier injection from metal in nanoplasmonics

JB Khurgin - Nanophotonics, 2020 - degruyter.com
The evolution of non-equilibrium carriers excited in the process of decay of surface plasmon
polaritons (SPPs) in metal is described for each step–from the generation of carriers to their …

Optical generation of hot plasmonic carriers in metal nanocrystals: the effects of shape and field enhancement

H Zhang, AO Govorov - The Journal of Physical Chemistry C, 2014 - ACS Publications
We investigate theoretically photogeneration of excited carriers in plasmonic nanocrystals.
The theory is based on the solution of the quantum equation of motion for the density matrix …

Ultimate limit of field confinement by surface plasmon polaritons

JB Khurgin - Faraday discussions, 2015 - pubs.rsc.org
We show that electric field confinement in surface plasmon polaritons propagating at
metal/dielectric interfaces enhances the loss due to Landau dam**, which effectively limits …

Kinetic density functional theory for plasmonic nanostructures: breaking of the plasmon peak in the quantum regime and generation of hot electrons

AO Govorov, H Zhang - The Journal of Physical Chemistry C, 2015 - ACS Publications
We develop a quantum kinetic theory of the dynamic response of typical noble metals. Our
approach is based on the density functional theory (DFT) and incorporates new important …

Hot-electron dynamics in plasmonic nanostructures: fundamentals, applications and overlooked aspects

J Khurgin, AY Bykov, AV Zayats - Elight, 2024 - Springer
Light absorption near a surface of conductive materials and nanostructures leads to the
excitation of nonequilibrium, high-energy charge carriers: electrons above the Fermi level or …

Stimulation of photoactive absorption of sunlight in thin layers of silicon structures by metal nanoparticles

R Aliev, J Gulomov, M Abduvohidov, S Aliev… - Applied Solar …, 2020 - Springer
This study is devoted to analysis by the method of modeling photoelectric processes of
charge transfer in thin silicon structures with ap–n junction containing nanoparticles of …

Plasmonic hot-electron photodetection with quasi-bound states in the continuum and guided resonances

W Wang, LV Besteiro, P Yu, F Lin, AO Govorov… - …, 2021 - degruyter.com
Hot electrons generated in metallic nanostructures have shown promising perspectives for
photodetection. This has prompted efforts to enhance the absorption of photons by metals …