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Related papers: Quantum surface effects in strong coupling dynamic…

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The surface of semiconductor nanostructures has a major impact on their electronic and optical properties. Disorder and defects in the surface layer typically cause degradation of charge carrier transport and radiative recombination…

When a quantum emitter (QE) is placed in close proximity to a plasmonic metal nanoparticle (MNP) within an external optical field, a dipole-dipole coupling arises, resulting in a highly tunable hybrid nanosystem that surpasses the optical…

Mesoscale and Nanoscale Physics · Physics 2024-12-11 Harini Hapuarachchi , Jesse A. Vaitkus , Jared H. Cole

The generation of quantum entanglement is important for a wide range of quantum technology protocols. In nanophotonics, a promising platform for quantum technologies, entanglement generation via plasmon-mediated coupling in quantum dot…

Quantum Physics · Physics 2025-11-13 Luke C. Ugwuoke , Tjaart P. J. Krüger , Mark S. Tame

The possibility of strong coupling between a single molecule and surface plasmons is analyzed on the basis of a microscopic classical description. It is predicted that strong single molecule - plasmon coupling can happen for a silver…

Mesoscale and Nanoscale Physics · Physics 2015-06-04 Mykhaylo M. Dvoynenko

Allowing the generation of effective interactions between distant quantum emitters (QEs) via flying photons, quantum interconnect (QI) is essentially a light-matter interface and acts as a building block in quantum technologies. A surface…

Quantum Physics · Physics 2024-03-21 Chun-Jie Yang , Xin-Yue Liu , Shi-Qiang Xia , Si-Yuan Bai , Jun-Hong An

Nonlinear electron emission processes induced by surface plasmon oscillations have been studied both experimentally and theoretically. The measured above-threshold electron spectra extend up to energies whose appearance cannot be explained…

Optics · Physics 2013-01-10 Sandor Varro , Norbert Kroo

The optical response of a coupled nanowire dimer is studied using a fully quantum mechanical approach. The translational invariance of the system allows to apply the time--dependent density functional theory for the plasmonic dimer with the…

Optics · Physics 2013-02-15 T. V. Teperik , P. Nordlander , J. Aizpurua , A. G. Borisov

Effects of coupling between an molecular exciton and a surface plasmon (exciton-plasmon coupling) on the luminescence properties of the molecule and the surface plasmons are investigated using nonequilibrium Green's function method.…

Materials Science · Physics 2013-11-12 Kuniyuki Miwa , Mamoru Sakaue , Hideaki Kasai

Anisotropic nanophotonic structures can couple the levels of a quantum emitter through the quantum interference effect. In this paper we study the coupling of quantum emitters excited states through the modes of a fully anisotropic…

Quantum Physics · Physics 2019-10-09 D. F. Kornovan , M. I. Petrov , I. V. Iorsh

The possibility for controlling the probe-field optical gain and absorption switching and photon conversion by a surface-plasmon-polariton near field is explored for a quantum dot above the surface of a metal. In contrast to the linear…

Mesoscale and Nanoscale Physics · Physics 2023-07-19 Danhong Huang , Michelle Easter , Godfrey Gumbs , A. A. Maradudin , Shawn-Yu Lin , Dave Cardimona , Xiang Zhang

We theoretically study quantum size effects in the magnetic response of a spherical metallic nanoparticle (e.g. gold). Using the Jellium model in spherical coordinates, we compute the induced magnetic moment and the magnetic susceptibility…

Mesoscale and Nanoscale Physics · Physics 2021-11-08 M. Roda-Llordes , C. Gonzalez-Ballestero , A. E. Rubio López , M. J. Martínez-Pérez , F. Luis , O. Romero-Isart

Investigating nanoplasmonics using time-dependent approaches permits shedding light on the dynamic optical properties of plasmonic structures, which are intrinsically connected with their potential applications in photochemistry and…

Mesoscale and Nanoscale Physics · Physics 2024-06-18 Piero Lafiosca , Luca Nicoli , Silvio Pipolo , Stefano Corni , Tommaso Giovannini , Chiara Cappelli

We investigate an interplay between quantum geometrical effects and surface plasmons through surface plasmonic structures, based on an electron hydrodynamic theory. First we demonstrate that the quantum nonlinear Hall effect can be…

Mesoscale and Nanoscale Physics · Physics 2022-11-23 Riki Toshio , Norio Kawakami

We show that periodically doped, flat surfaces can act as reflective diffraction gratings for atomic and molecular matter waves. The diffraction element is realized by exploiting that charged dopants locally suppress quantum reflection from…

Quantum Physics · Physics 2015-01-16 Benjamin A. Stickler , Uzi Even , Klaus Hornberger

Quantum emitters, such as q-dots and dye molecules, in the immediate vicinity of plasmonic nanostructures, resonantly excite surface plasmon-polaritons (SPPs) under incoherent pump. The efficiency in the excitation of SPPs increases as the…

Quantum Physics · Physics 2017-06-28 Igor Protsenko , Shunping Zhang , Alexander Uskov , Xuewen Chen , Hongxing Xu

Entanglement is one of the key measures of quantum correlations present in nanophotonic systems, with promising applications in quantum optics and beyond. Previous studies have shown that the degree of entanglement between two quantum dot…

Quantum Physics · Physics 2025-12-19 Luke C. Ugwuoke , Tjaart P. J. Krüger , Mark S. Tame

Placing a quantum dot close to a metal nanowire leads to drastic changes in its radiative decay behavior because of evanescent couplings to surface plasmons. We show how two non-Markovian effects, band-edge and retardation, could be…

Quantum Physics · Physics 2015-05-13 Yueh-Nan Chen , Guang-Yin Chen , Ying-Yen Liao , Neill Lambert , Franco Nori

Quantum plasmonics explores how light interacts with collective charge oscillations at metal-dielectric interfaces, enabling strong confinement and enhanced quantum effects at the nanoscale. While traditional quantum optics focuses on…

Quantum Physics · Physics 2025-04-03 Mingyuan Hong

We discuss the effects of surfaces on bulk plasma oscillations in a metallic film of thickness $L$. The leading corrections to the plasma frequencies due to the surfaces are proportional to $L^{-1}$. dispersion relation of bulk modes,…

Condensed Matter · Physics 2009-10-22 Olle Heinonen , Walter Kohn

The paraphrasis of Feynman's statement is used to highlight the inherent relevance of surfaces -- and interfaces -- at the nanoscale. Here, the marked impact of the surface chemistry on the light absorption by colloidal inorganic…

Materials Science · Physics 2018-12-18 Carlo Giansante