نتایج جستجو برای: polariton

تعداد نتایج: 2975  

2013
Spencer J. Petersen Soumyadipta Basu Bart Raeymaekers Mathieu Francoeur

The possibility of engineering near-field thermal radiative properties is investigated by adjusting design parameters of Mie resonance-based metamaterials. The sensitivities of surface polariton resonance frequencies, in both transverse magnetic and transverse electric polarizations, to parameters such as host medium relative permittivity and particle size and spacing (volume filling fraction) ...

2011
J. Jose H. L. Offerhaus

We report the surface plasmon polariton interference, generated via a ‘buried’ gold grating, and imaged using a phase-sensitive Photon Scanning Tunneling Microscope (PSTM). The phase-resolved PSTM measurement unravels the complex surface plasmon polariton interference fields at the gold-air interface.

Journal: :Optics express 2013
Sergei V Zhukovsky Omar Kidwai J E Sipe

We investigate electromagnetic wave propagation in multilayered metal-dielectric hyperbolic metamaterials (HMMs). We demonstrate that high-k propagating waves in HMMs are volume plasmon polaritons. The volume plasmon polariton band is formed by coupling of short-range surface plasmon polariton excitations in the individual metal layers.

Journal: :Physical review letters 2010
E A Cerda-Méndez D N Krizhanovskii M Wouters R Bradley K Biermann K Guda R Hey P V Santos D Sarkar M S Skolnick

We demonstrate that the tunable potential introduced by a surface acoustic wave on a homogeneous polariton condensate leads to fragmentation of the condensate into an array of wires which move with the acoustic velocity. Reduction of the spatial coherence of the condensate emission along the surface acoustic wave direction is attributed to the suppression of coupling between the spatially modul...

1999
V. V. Rotkin R. A. Suris

The theoretical investigation of the electronic structure of the fullerene cluster solid predicts that in the high frequency region the optical response of the chain and layered cluster structures has the polariton phenomena like in the insulator solid. The dispersion of the dipole collective modes in 1D and 2D systems is presented. The analogy between these fullerene excitations and the low-di...

Journal: :Physical review letters 2008
J Kasprzak M Richard A Baas B Deveaud R André J-Ph Poizat Le Si Dang

Second-order time correlations of polaritons have been measured across the condensation threshold in a CdTe microcavity. The onset of Bose-Einstein condensation is marked by the disappearance of photon bunching, demonstrating the transition from a thermal-like state to a coherent state. Coherence is, however, degraded with increasing polariton density, most probably as a result of self-interact...

Journal: :Optics and Spectroscopy 2022

The dynamics of exciton-polariton states in a semiconductor microcavity is studied under pumping the state corresponding to lower polariton branch, taking into account single-mode and intermode elastic polariton-polariton interactions. In this case, carried out by two laser pulses with close frequencies. It shown that at initial phase difference equal theta 0 =π/2, regime quantum self-trapping ...

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