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Related papers: Optical diode based on exciton-polaritons

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We predict that the transverse electric-magnetic polarization splitting of exciton-polaritons allows a simple technique for the generation of polariton vortices of winding number 2 in semiconductor microcavities. The vortices can be excited…

Mesoscale and Nanoscale Physics · Physics 2015-06-25 T C H Liew , A V Kavokin , I A Shelykh

Two dimensional semiconductors provide an ideal platform for exploration of linear exciton and polariton physics, primarily due to large exciton binding energy and strong light-matter coupling. These features, however, generically imply…

Mesoscale and Nanoscale Physics · Physics 2020-04-22 Li Bing Tan , Ovidiu Cotlet , Andrea Bergschneider , Richard Schmidt , Patrick Back , Yuya Shimazaki , Martin Kroner , Atac Imamoglu

Control is exerted over the exciton-polariton physics in metal - Poly(9,9-dioctyl fluorene) - metal microcavities via conformational changes to the polymer backbone. Using thin-film samples containing increasing fractions of $\beta$-phase…

Soft Condensed Matter · Physics 2018-11-21 F. Le Roux , D. D. C. Bradley

We present a precise calculation of spatially-indirect exciton states in semiconductor coupled quantum wells and polaritons formed from their coupling to the optical mode of a microcavity. We include the presence of electric and magnetic…

Mesoscale and Nanoscale Physics · Physics 2016-09-28 J. Wilkes , E. A. Muljarov

Excitation energy transport can be significantly enhanced by strong light-matter interactions. In the present work, we explore intriguing features of coherent transient exciton wave packet dynamics on a lossless disordered polaritonic wire.…

Quantum Physics · Physics 2024-02-26 Gustavo J. R. Aroeira , Kyle T. Kairys , Raphael F. Ribeiro

Circulators based on spoof surface plasmon polaritons are designed and analyzed. In the letter, we use blade structure to realize the propagation of SSPPs wave and a matching transition is used to feed energy from coplanar waveguide to the…

Other Condensed Matter · Physics 2016-08-24 Tianshuo Qiu , Jiafu Wang , Yongfeng Li , Shaobo Qu

A unique feature of exciton-polaritons, inherited from their mixed light-matter origin, is the strongly spin-dependent polariton-polariton interaction, which has been predicted to result in the formation of spin rings in real space [Shelykh…

Mesoscale and Nanoscale Physics · Physics 2010-11-30 C. Adrados , A. Amo , T. C. H. Liew , R. Hivet , R. Houdre , E. Giacobino , A. V. Kavokin , A. Bramati

Rephasing and non-rephasing two-dimensional coherent spectra map the anti-crossing associated with normal-mode splitting in a semiconductor microcavity. For a 12-meV detuning range near zero detuning, it is observed that there are two…

Mesoscale and Nanoscale Physics · Physics 2015-05-26 Brian L. Wilmer , Felix Passmann , Michael Gehl , Galina Khitrova , Alan D. Bristow

We report on the realization and characterisation of optical potentials for ultracold atoms using a superluminescent diode. The light emitted by this class of diodes is characterised by high spatial coherence but low temporal coherence. On…

Quantum Gases · Physics 2021-09-14 Aaron Smith , Thomas Easton , Vera Guarrera , Giovanni Barontini

On-chip optical isolators play a key role in optical communications and computing based on silicon integrated photonic structures. Recently there have raised great attentions and hot controversies upon isolation of light via linear and…

Optics · Physics 2012-04-09 Chen Wang , Zhi-Yuan Li

Optical bound states in the continuum (BICs) provide a way to engineer very narrow resonances in photonic crystals. The extended interaction time in such systems is particularly promising for enhancement of nonlinear optical processes and…

Supercurrent diodes are nonreciprocal electronic elements whose switching current depends on their flow direction. Recently, a variety of composite systems combining different materials and engineered asymmetric superconducting devices have…

A single nanotube synthesized from a transition metal dichalcogenide (TMDC) exhibits strong exciton resonances and, in addition, can support optical whispering gallery modes. This combination is promising for observing exciton-polaritons…

Mesoscale and Nanoscale Physics · Physics 2024-01-17 A. I. Galimov , D. R. Kazanov , A. V. Poshakinskiy , M. V. Rakhlin , I. A. Eliseyev , A. A. Toropov , M. Remskar , T. V. Shubina

Superconducting diodes enable dissipationless directional transport, yet achieving electrical tunability and scalability remains a major challenge for circuit-level integration. Here, we demonstrate an electrothermal-switch superconducting…

We use shortcuts to adiabaticity, a method introduced to speed up adiabatic quantum dynamics, for the efficient generation of entanglement between exciton-polaritons in coupled semiconductor microcavities. A substantial improvement is…

Mesoscale and Nanoscale Physics · Physics 2018-07-10 Dionisis Stefanatos , Emmanuel Paspalakis

We demonstrate a method to create potential barriers with polarized light beams for polaritons in semiconductor microcavities. The form of the barriers is engineered via the real space shape of a focalised beam on the sample. Their height…

Mesoscale and Nanoscale Physics · Physics 2010-11-30 A Amo , S Pigeon , C Adrados , R Houdre , E Giacobino , C Ciuti , A Bramati

We study I-V characteristics of an all-II-VI semiconductor resonant tunneling diode with dilute magnetic impurities in the quantum well layer. Bound magnetic polaron states form in the vicinity of potential fluctuations at the well…

Mesoscale and Nanoscale Physics · Physics 2016-08-14 M. Rüth , C. Gould , L. W. Molenkamp

We study theoretically Bloch oscillations of half-matter, half-light quasi-particles: exciton-polaritons. We propose an original structure for the observation of this phenomenon despite the constraints imposed by the relatively short…

Mesoscale and Nanoscale Physics · Physics 2012-01-30 Hugo Flayac , Dmitry Solnyshkov , Guillaume Malpuech

Electrically controlled photonic circuits hold promise for information technologies with greatly improved energy efficiency and quantum information processing capabilities. However, weak nonlinearity and electrical response of typical…

We argue that certain materials exhibit asymmetry of their mechanical and conducting properties with respect to clockwise/counterclockwise rotation. We show that a cylinder made of a suitably chosen semiconductor coated in a metallic film…

Mesoscale and Nanoscale Physics · Physics 2021-10-01 M. N. Chernodub