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Related papers: Plasmon Enhanced Solar-to-Fuel Energy Conversion

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Photoluminescence is a phenomenon of significant interest due to its wide range of technological applications in plasmonics, nanolasers, spasers, lasing spasers, loss compensation and gain in metamaterials, and luminescent media.…

Optics · Physics 2016-06-14 Tapashree Roy , Edward T. F. Rogers , Nikolay I. Zheludev

We study theoretically the photoelectron emission in noble gases using plasmonic enhanced near-fields. We demonstrate that these fields have a great potential to generate high energy electrons by direct mid-infrared laser pulses of the…

We theoretically study hot electron generation through the emission of a dipole source coupled to a nanoresonator on a metal surface. In our hybrid approach, we solve the time-harmonic Maxwell's equations numerically and apply a quantum…

The combination of plasmonic nanoparticles and graphene enhances the responsivity and spectral selectivity of graphene-based photodetectors. However, the small area of the metal-graphene junction, where the induced electron-hole pairs…

Mesoscale and Nanoscale Physics · Physics 2016-08-02 T. J. Echtermeyer , S. Milana , U. Sassi , A. Eiden , M. Wu , E. Lidorikis , A. C. Ferrari

Inhibiting ice accumulation on surfaces is an energy-intensive task and is of significant importance in nature and technology where it has found applications in windshields, automobiles, aviation, renewable energy generation, and…

Surface lattice resonance supported on plasmonic nanoparticle arrays enhances light-matter interactions for applications such as photoluminescence enhancement. The photoluminescence process is enhanced through confining light beyond the…

Optics · Physics 2024-06-14 Joshua T. Y. Tse , Shunsuke Murai , Katsuhisa Tanaka

When plasmonic nanoparticles are coupled with semiconductors, highly energetic hot carriers can be extracted from the metal-semiconductor interface for various applications in light energy conversion. Hot charge-carrier extraction upon…

It was shown in the recent experiments that the hybrid organic/inorganic resonant structures can provide a flexible materials platform aimed at the design of novel light emitting devices. The applications of hybrid structures for…

Materials Science · Physics 2008-01-25 Vladimir M. Agranovich , Gerard Czajkowski

The use of photoferroic materials that combine ferroelectric and light harvesting properties in a photovoltaic device is a promising route to significantly improve the efficiency of solar cells. These materials do not require the formation…

Materials Science · Physics 2020-03-04 Ivano E. Castelli , Thomas Olsen , Yunzhong Chen

Harnessing non-equilibrium hot carriers from plasmonic metal nanostructures constitutes a vibrant research field. It promises to enable control of activity and selectivity of photochemical reactions, especially for solar fuel generation.…

It is shown, that plasmonic metamaterial nanostructures could be used to reduce the electron-phonon scattering rate, by providing an alternative, fast electron-plasmon scattering channel. Since the plasmon-phonon and plasmon-photon…

Mesoscale and Nanoscale Physics · Physics 2012-12-27 Krzysztof Kempa

We describe the process of Foerster transfer between semiconductor nanoparticles in the presence of a metal subsystem (metal nanocrystals). In the presence of metal nanocrystals, the Foerster process can become faster and more long-range.…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Alexander O. Govorov , Jaebeom Lee , Nicholas A. Kotov

We exploit a plasmon mediated two-step momentum downconversion scheme to convert low-energy tunneling electrons into propagating photons. Surface plasmon polaritons (SPPs) propagating along an extended gold nanowire are excited on one end…

Mesoscale and Nanoscale Physics · Physics 2015-05-27 Palash Bharadwaj , Alexandre Bouhelier , Lukas Novotny

The generation of the localized surface plasmon resonance (LSPR) on the surface of plasmonic structures in the nanoscale has paved the way for advanced biosensing, surpassing the conventional detection limits. The electric field enhancement…

Optics · Physics 2023-12-12 Siddhartha Banerjee , Jolly Xavier

High-brightness electron sources are a key ingredient to the development of compact accelerator-based light sources. The electron sources are commonly based on (linear) photoemission process where a laser pulse with proper wavelength…

Accelerator Physics · Physics 2016-08-08 Anusorn Lueangaramwong , Daniel Mihalcea , Gerard Andonian , Philippe Piot

Hot Carrier solar cells have long been recognized as an attractive contender in the search for high efficiency photovoltaic devices but their fabrication requires solution of two important material challenges: finding materials with…

Materials Science · Physics 2007-05-23 Jean Francois Guillemoles , Gavin Conibeer , Martin Green

Organic solar cells have the potential to be low-cost and efficient solar energy converters, with a promising energy balance. They are made from carbon-based semiconductors, which exhibit favourable light absorption and charge generation…

Materials Science · Physics 2015-03-13 Carsten Deibel , Vladimir Dyakonov

The observation and electrical manipulation of infrared surface plasmons in graphene have triggered a search for similar photonic capabilities in other atomically thin materials that enable electrical modulation of light at visible and…

Mesoscale and Nanoscale Physics · Physics 2017-02-08 F. Javier Garcia de Abajo , Alejandro Manjavacas

Nanoplasmonics exploits the coupling between light and collective electron density oscillations (plasmons) to bypass the stringent limits imposed by diffraction. This coupling enables confinement of light to sub-wavelength volumes and is…

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