We introduce nanoplasmonic metamaterial devices electricallyswitchable between perfect mirrorabsorber states based on voltagecontrolled assemblydisassembly of gold nanoparticles on silver films. By fabricating such metamaterials, researchers have overcome fundamental limits tied to the wavelength of. On the origin of chirality in nanoplasmonic gyroid. Spectrum of cherenkov radiation in dispersive metamaterials with negative refraction index by gennadiy burlak progress in electromagnetics research, vol. It is of vital importance to understand the mechanism of the coupling of metamaterials with the gain medium. Control and dynamic competition of bright and dark lasing. Therefore, many researchers have focused on small 2016, 12, no. The marriage of nanoplasmonic metamaterials with quantum gain media represents an exciting frontier in nanophotonics and nanoscience, and is a precursor of active, intergrated quantum nanooptics.
We present evidence of strong coupling between the gain material and the metallic metamaterials. Pdf control and dynamic competition of bright and dark. An introduction to metamaterials and nanophotonics ebook. It exploits the active control of surface plasmon resonance. He pioneered active gain enhanced nanoplasmonics and metamaterials. It is found that the interference of the field produced by the modulated source with the periodic plasmonicpolariton excitations in a metamaterial leads to the specific interaction in the frequency range where the dispersive refractive index of a metamaterial is. Subdiffraction imaging,9 invisibility cloaks,10 chemical and biomolecular sensing,11, 12 communication and information processing figure 1. The spps are very important in nanoplasmonics and nanodevices, due to their subwavelength nature, that is, because their spatial scale is smaller than that of. This book is multifunctional, useful for newcomers and scientists interested in applications of plasmonics and metamaterials. Most of the existing and potential future applications of nanoplasmonics suffer from damping caused by metal absorption, however.
Active nanoplasmonic metamaterials nature materials. Combining chiral metamaterials with nonlinear materials has opened up new possibilities in. Download and read online an introduction to metamaterials and nanophotonics ebooks in pdf, epub, tuebl mobi, kindle book. The physical mechanisms underlying the chiral optical behavior of the nanoplasmonic single gyroid are identified and it is shown that the optical chirality in this metallic structure is primarily. In this article, we develop a finitedifference timedomain fdtd solution of the hydrodynamic model that describes a free electron gas in metals. An active element of nanoplasmonics is the spaser surface plasmon amplifi. In particular, device performance will be boosted through the use of active gain media, under the form of the first realization of a surfaceplasmon laser. Osa nanoplasmonic metamaterial devices as electrically. Osa nonlinear mode competition in a lasing nanoplasmonic. First experimental results on nanoplasmonic gyroid metamaterials show very interesting behaviour 7, but at the same time pose many new questions, particularly related to. Active plasmonics and tuneable plasmonic metamaterials. For example, negative metamaterial properties, such as. Recent advances in metamaterials research and active plasmonics bring with them the prospect for next generation, lossfree optical metamaterial designs 1. The metamaterial used as a metallic mesh of thin wires for obtaining negative value of the effective permittivity can be expressed as.
On introducing and expounding the underlying theoretical concepts of the complex interaction between plasmons and gain media, we examine the. Osa from losscompensation to amplification and lasing. Using a maxwellbloch approach incorporating langevin noise we study the lasing dynamics in an active nano. This book is multifunctional, useful for newcomers and scientists interested in applications of plasmonics and metamaterials as well as for established researchers in this multidisciplinary. Full hydrodynamic model of nonlinear electromagnetic response. Active and passive metamaterials research at cint igal brener 1, houtong chen 2, xomalin g. Using a fourlevel gain system, the numerical pumpprobe experiments are performed in several configurations splitring resonators srrs, inverse srrs and fishnets of metamaterials. Pdf nonlinear mode competition in a lasing nanoplasmonic. Jan 31, 2019 metamaterials are rationally designed composites aiming at effective material parameters that go beyond those of the ingredient materials. Hess, from losscompensation to amplification and lasing in active nanoplasmonic metamater ials, in frontiers in optics 2012laser science xxviii, osa technical digest online optical society of america, 2012, paper fth2a. Control and dynamic competition of bright and dark lasing states in active nanoplasmonic metamaterials by sebastian wuestner, joachim m. Using a maxwellbloch approach incorporating langevin noise we study the lasing dynamics in an active nanofishnet structure. Control of gainabsorption in tunable hyperbolic metamaterials. He is a fellow of the institute of physics, the optical society of america, and spie.
Jun 19, 20 he also leads the uk epsrc research program on active plasmonics. Osa mechanism of the metallic metamaterials coupled to. Recent progress in nanoplasmonicsbased integrated optical micro. In parallel, we are investigating visiblefrequency nanoplasmonic metamaterials with novel optical properties such as a negative index of refraction and a negative radiation pressure response. Optomechanical devices for measuring nanoplasmonic. Optical properties of nanowire metamaterials with gain. He pioneered active metamaterials with quantum gain, developed the theory for optical chirality in selforganised nanoplasmonic metamaterials and recently introduced stoppedlight lasing as a novel route to cavityfree nanolasing and localisation of amplified surface plasmon polaritons spp that is reminiscent of sppcondensation. Stopped and dispersionless light in plasmonic waveguides pdf.
Worldwide research efforts on plasmonics and metamaterials have been growing exponentially. Stefan maier, phd, is the codirector of the centre for plasmonics and metamaterials at imperial college london. Nanoplasmonic metamaterials are an exciting new class of engineered media that promise a range of important applications, such as subwavelength focusing, cloaking, and slowing stopping of light. What is a good conductor for metamaterials or plasmonics in. Electromagnetic behavior of metamaterials in the optical range is usually characterized by a locallinear response. An introduction to metamaterials and nanophotonics ebook pdf. Metamaterials offer the possibility to control and manipulate electromagnetic radiation. Nanoplasmonic metamaterials are an exciting new class of engineered media that promise a range of important applications, such as subwavelength focusing, cloaking, and slowingstopping of light. Ortwin hess born 1966 is a germanborn theoretical physicist at imperial college london. Electron optics of nanoplasmonic metamaterials in bioopto. Download and read online an introduction to metamaterials and nanophotonics ebooks in pdf, epub, tuebl mobi. Pdf optical metamaterials and nanoplasmonics bridge the gap between conventional optics and the nanoworld. However, a pdf version of this paper is also available.
We systematically study the cherenkov optical emission by a nonrelativistic modulated source crossing 3d dispersive metamaterial. Gennadiy burlak, spectrum of cherenkov radiation in dispersive metamaterials with negative refraction index, progress in electromagnetics research, vol. Pdf from losscompensation to amplification and lasing. Spoof surface plasmon metamaterials are the focus of this element of the metamaterials series. Nanoplasmonics metamaterials and negativeindex materials plasmonenhanced sensing and spectroscopy imaging and sensing on the nanoscale metal. Active control of the spoof plasmon propagation in time varying. We study the spatiotemporal mode competition and explore methods of mode control. This book, edited by two of the most respected researchers in plasmonics, gives an overview of the current state in plasmonics and plasmonicbased metamaterials, with an emphasis on active functionalities and an eye to future developments. On introducing and expounding the underlying theoretical concepts of the complex interaction between plasmons and gain media, we examine the experimental efforts in areas such as nanoplasmonic and metamaterial lasers. The properties stem from the unique structure of the composites, with features smaller than the wavelength of light separated by subwavelength distances.
Spectrum of cherenkov radiation in dispersive metamaterials. Plasmonics and metamaterials for active photonics devices. Branch cuts and resonances for metamaterials and plasmonics. Aug 27, 2014 metamaterials composed of nanoplasmonic metaatoms offer improved figures of merit in many applications across a broader spectral window. May 17, 2012 control and dynamic competition of bright and dark lasing states in active nanoplasmonic metamaterials sebastian wuestner, joachim m. We report that lasing of the bright negativeindex mode is possible if the higherq dark mode is discriminated. Optomechanical devices for measuring nanoplasmonic metamaterials. In both cases the transmittance is negligible at the wavelengths longer than 550 nm. Get free an introduction to metamaterials and nanophotonics textbook and unlimited access to our library by created an account.
In the first part, consisting of sections 2 nanoplasmonic metamaterials, 3 optical gain media in nanoplasmonics, fundamental physical concepts that underlie nanoplasmonic metamaterials and optical gain are discussed. We report that lasing of the bright negativeindex mode is possible if the higherq dark mode is discriminated by gain, spatially or spectrally. This is an open access document downloaded from orca, cardiff. These are investigated using effectivemediumtheory, verified with simulations and experiments.
Oct 26, 2012 metallic single gyroids, a new class of self. Emergent phenomena in optical and electromagetic wave interaction with metastructures. Active nanoplasmonic metamaterials support bright and dark modes that compete for gain. O hess, jb pendry, sa maier, rf oulton, jm hamm, kl tsakmakidis. At optical frequencies, using gain to overcome potentially not insignificant losses has recently emerged as a viable solution to ultralowloss operation that may lead to nextgeneration active metamaterials. In this paper, the possibility of shaping the gainabsorption spectrum in tunable hyperbolic metamaterial thmm composed of subsequent layers of graphene and active passive material by external biasing is demonstrated. He also leads the uk epsrc research program on active plasmonics. From losscompensation to amplification and lasing in active.
It will illuminate recent advances in the wider photonic metamaterials field, such as to mention a few active metamaterials and metasurfaces, selforganized nanoplasmonic metamaterials, graphene metamaterials, metamaterials with negative or vanishing refractive index and topological metamaterials facilitating ultraslow broadband waves on the. Discrete and coupled dipole approximations effectively describe localized and coupled resonance modes in nanoplasmonic metamaterials. He was the recipient of the 2010 sackler prize in the physical sciences and the. Oxide nanoplasmonic and hyperbolic metamaterials conor. Pdf from losscompensation to amplification and lasing in. On the origin of chirality in nanoplasmonic gyroid metamaterials. Spaser as coherent generator of nanoplasmonic fields and light part 2 apr 17. Tunable and reconfigurable metasurfaces and metadevices. Active nanoplasmonic metamaterials, pumped above lasing threshold, can exhibit dynamic competition between bright, radiative and dark, trapped modes of the structure. For the first time it has been shown that resonance transitions between different dispersion regimes, i. This is an open access document downloaded from orca. Change of structure of the cherenkov emission at modulated. Jan 01, 2014 our present discussion of the physics of gainenhanced active nanoplasmonic metamaterials is divided into two main parts.
First experimental results on nanoplasmonic gyroid metamaterials show very interesting behaviour 7, but at the same time pose many new questions, particularly related to the underlying physics. In order to realize the time varying metamaterial, an active srr based unit cell is designed. Active and tunable metamaterials purdue engineering. Nov 15, 2016 the optical properties of nanowire metamaterials with a100 nm in the absence of gain. Metamaterials are tailormade photonic compositescombinations of materials designed to achieve optical properties not seen in nature. Baso, v yeshaiahu ainman, f deli wang, zhaowei liu, and donald j. Spoof surface plasmon metamaterials cambridge core. Active plasmonics and tuneable plasmonic metamaterials wiley. Full hydrodynamic model of nonlinear electromagnetic. Spaser as coherent generator of nanoplasmonic fields and light part 2 apr 17, 2017 10. Topview electron micrograph of the grown active nanoplasmonic metamaterial. Nano photonics and plasmonics in comsol multiphysics. Dec 19, 2011 active nanoplasmonic metamaterials support bright and dark modes that compete for gain.
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