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Related papers: Add-drop system for Kerr bistable memory in silico…

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We consider theoretically a network of directly coupled optical microcavities to implement a space-multiplexed optical neural network in an integrated nanophotonic circuit. Nonlinear photonic network integrations based on direct coupling…

Optics · Physics 2023-07-21 Ivan Boikov , Daniel Brunner , Alfredo De Rossi

Silicon nitride is awell-established material for photonic devices and integrated circuits. It displays a broad transparency window spanning from the visible to the mid-IR and waveguides can be manufactured with low losses. An absence of…

We investigate theoretically the effect of optical feedback from a cavity containing an ultracold two level atomic ensemble, on the bistable behavior shown by mean intracavity optical field and the ground state cooling effect of the…

Quantum Physics · Physics 2015-03-13 Bijita Sarma , Amarendra K. Sarma

A mechanism is proposed for the tantalizing evidence of polar Kerr effect in a class of high temperature superconductors--the signs of the Kerr angle from two opposite faces of the same sample are identical and magnetic field training is…

Strongly Correlated Electrons · Physics 2024-02-20 Gargee Sharma , Sumanta Tewari , Pallab Goswami , V. M. Yakovenko , Sudip Chakravarty

The present work focuses on experimental investigations of a bistabile silicon-on-insulator (SOI) micro-ring resonator (MRR). The resonator exploits a continuous-wave operation of the carrier-induced bistability demonstrating a stable…

A fundamental road block for all-optical information processing is the difficulty in realizing a silicon optical transistor with the ability to provide optical gain, input output isolation and buffer action. In this work, we demonstrate an…

Recently, Sun et al reported that striking memory effects had been clearly observed in their new experiments on an interacting nanoparticle system [1]. They claimed that the phenomena evidenced the existence of a spin-glass-like phase and…

Other Condensed Matter · Physics 2007-05-23 R. K. Zheng , X. X. Zhang

Optical fiber tapers are used to collect photoluminescence emission at ~1.5 um from photonic crystal cavities fabricated in erbium doped silicon nitride on silicon. Photoluminescence collection via fiber taper is enhanced 2.5 times relative…

The optical bistability caused by the coupling between modes of the parallel-plate waveguide and a nonlinear hemicylindrical crystal is studied using theoretical and numerical analysis. In such a system a waveguide channel is parallelly…

Optics · Physics 2022-01-19 Henrik Parsamyan , Khachik Sahakyan , Khachatur Nerkararyan

The recent demonstration of cooling of a macroscopic silicon nitride membrane based on dissipative coupling makes dissipatively coupled optomechanical systems as promising candidates for squeezing. We theoretically show that such a system…

Quantum Physics · Physics 2016-07-19 Kenan Qu , G. S. Agarwal

We propose a theoretical model of a fully functional nonreciprocal quantum battery inspired by the architecture of bacterial light-harvesting complexes. We assign functional roles to collective quantum optical subradiant and superradiant…

Quantum Physics · Physics 2026-03-17 Trishna Kalita , Manash Jyoti Sarmah , Himangshu Prabal Goswami

Nanoscale photonic crystal cavity optomechanical devices enable detection of nanomechanical phenomena with a sensitivity sufficient to observe quantum effects. Here we present the design of a one-dimensional air-mode photonic crystal cavity…

Optics · Physics 2019-05-10 Chris Healey , Hamidreza Kaviani , Paul E. Barclay

The effect of a Kerr nonlinearity on dynamical tunneling is studied, using coupled whispering gallery modes in an optical microcavity. The model system that we have chosen is the 'add-drop filter', which comprises an optical microcavity and…

Optics · Physics 2016-12-07 Jeong-Bo Shim , Peter Schlagheck , Martina Hentschel , Jan Wiersig

In this work, the comparison of resistive memory MIS single-cells without selector (1R), having silicon nitride as switching dielectric, fabricated on SOI and bulk Si wafers is demonstrated. Comprehensive experimental investigations reveal…

Aluminum nitride has been shown to possess both strong Kerr nonlinearity and electro-optic Pockels effect. By combining these two effects, here we demonstrate on-chip reversible on/off switching of the optical frequency comb generated by an…

Optics · Physics 2015-06-18 Hojoong Jung , King Y. Fong , Chi Xiong , Hong X. Tang

Recently demonstrated superconducting atom-chips provide a platform for trapping atoms and coupling them to solid-state quantum systems. Controlling these devices requires a full understanding of the supercurrent distribution in the…

On-chip optical nonreciprocal devices are vital components for integrated photonic systems and scalable quantum information processing. Nonlinear optical isolators and circulators have attracted considerable attention because of their…

Optics · Physics 2022-11-18 Rui-Kai Pan , Lei Tang , Keyu Xia , Franco Nori

We analyse the combined effect of the radiation-pressure and cross-Kerr nonlinearity on the stationary solution of the dynamics of a nanomechanical resonator interacting with an electromagnetic cavity. Within this setup, we show how the…

Quantum Physics · Physics 2015-11-30 Roope Sarala , Francesco Massel

Electrophysiological techniques have improved substantially over the past years to the point that neuroprosthetics applications are becoming viable. This evolution has been fuelled by the advancement of implantable microelectrode…

Emerging Technologies · Computer Science 2017-07-28 Isha Gupta , Alexantrou Serb , Ali Khiat , Maria Trapatseli , Themistoklis Prodromakis

We develop the method of adiabatic tracking for photo- and magneto-association of Bose-Einstein atomic condensates with models that include Kerr type nonlinearities. We show that the inclusion of these terms can produce qualitatively…

Quantum Physics · Physics 2017-03-29 M. Gevorgyan , S. Guérin , C. Leroy , A. Ishkhanyan , H. R. Jauslin