Lumerical optical bistability

lumerical optical bistability The bistability is primarily dispersive with the nonlinear refractive index arising from light‐induced changes in exciton absorption. These results include the determination of regimes of stability for various configurations and the outcome of a study of switching waves. Optical bistability could be achieved with a strong enough incident intensity of light wave. Ring resonator - optical bistability. Rai, New J. For fluorescein, at concentrations larger than 10<SUP>-5</SUP> mole/1 dye dimers are formed. In Mie Scattering (FDTD) example, we show polar plots of the scattered field in the far field using a particle surrounded by a homogeneous material. Experiments on chaos in a hybrid optically bistable system with delayed feedback are presented. com Optical bistability provides a simple way to control light with light. It is shown that the intensity threshold of optical bistability can be controlled via the corresponding controllable parameters, such as Rabi frequency of coupling field and the thickness of the slab. The dimer-monomer equilibrium constant is 10<SUP>5</SUP>1/mole so that most of the dye species are in the dimer form. The meaning of the term 'optical bistability' is discussed, taking into account all-optical (or intrinsic) bistable systems and hybrid electrooptical We demonstrate the feasibility of optical bistability in an axially modulated nonlinear OmniGuide fiber through analytical theory and detailed numerical experiments. Gibbs - 2012-12-06 This is a collection of papers presented at the Topical Meeting on Optical Optical bistability in a one-dimensional photonic crystal resonator using a reverse-biased pn-junction Majid Sodagar, Mehdi Miri†, Ali A. In contrast to the polariton bistabilities previously observed in resonantly optically pumped microcavities, our effect occurs under nonresonant electric pumping and is triggered by the current injection scheme. The optical bistability was also obtained in some quasi-three-level solid state lasers. In optics, optical bistability is an attribute of certain optical devices where two resonant transmissions states are possible and stable, dependent on the input. (a) The hysteresis loop in reflectance of the metasurface as a function of increasing and. optical bistability has been studied extensively on its own for the last 50 years [18–29]. . 4936232 High performance optical absorber based on a plasmonic metamaterial Applied Physics Letters 96, 251104 (2010); 10. Sep 21, 2017 · We realise bistability in the spinor of polariton condensates under non-resonant optical excitation and in the absence of biasing external fields. Liu et al reported the optical bistability in Yb:LuVO 4, Yb:YGdVO 4, and Yb:GdVO 4 lasers respectively . Optical Bistability, Dynamical Nonlinearity and Photonic Logic - S. J. Abstract. May 06, 2013 · Optical bistability in a silicon nitride microring resonator with azo dye-doped liquid crystal as cladding material. 13 725 Jun 21, 2010 · Optical bistability at nanoscale is a promising way to realize optical switching, a key component of integrated nanophotonic devices. I. Both explanations do not apply in our case of thermal Optical Bistability, Dynamical Nonlinearity and Photonic Logic - S. This behavior can be described by a three-level system, in which virtual transitions are responsible for some nonlinearities. Smith - 1984 Optical Bistability, Dynamical Nonlinearity and Photonic Logic - S. Okamoto T(1), Haraguchi M, Fukui M. In this script, we use View Academics in Optical Bistability on Academia. ( a) shows optical bistability as a function of external pump field (η/κ) for different values of transverse optical field. Published under licence by IOP Publishing Ltd Journal of Physics A: Mathematical and General, Volume 13, Number 2 Citation P D Drummond and D F Walls 1980 J. See full list on lumerical. The Role of Phases in the Transient Dynamics of Nonlinear Interferometers. The following material models can be used in a variety of advanced applications, such as non-linear device simulations. Dec 01, 2015 · Optical bistability of a film-coupled metasurface. jp Optical Bistability, Dynamical Nonlinearity and Photonic Logic - S. Chem. Generally, the normally nonlinear CPA and the bistable CPA can be attained at the different frequencies of an input probe field. Kerr effect on Gaussian beam propagation. The bistable etalon consists of a GaAlAs‐GaAs‐GaAlAs molecular‐beam‐epitaxially‐grown sandwich with 90% reflectivity coatings. appendix c a flowchart describing the . P D Drummond 1 and D F Walls 1. com See full list on lumerical. vii The optical bistability has been realized in CO 2 laser , quantum cascade laser , and two-section quantum dot laser , etc. Trusted Technology Lumerical ,umerical is used in nearly 50 countries and has been referenced in more than academic publications and patents. numerical procedure used to obtain the . In this paper, the phenomenon of the optical bistability of a cavity field is theoretically investigated in an optomechanical system containing an N-type atomic ensemble. Our agency is completely transparent about how we work. Gespeichert in: Bibliographische Detailangaben; Zeitschriftentitel: Soviet Journal of Quantum Electronics We report the first experimental observation of different forms of polarization switching and bistability in an optically injected 1300nm dilute nitride spin-VCSEL and for both (right- and left-) circularly polarized modes of the device. Enter the email address you signed up with and we'll email you a reset link. edu Optical Bistability, Dynamical Nonlinearity and Photonic Logic - S. The effect of the bistability on the upconversion lasing is examined and we report Optical Bistability, Dynamical Nonlinearity and Photonic Logic - S. M. Aug 09, 2018 · Optical bistability and nonlinear dynamics by saturation of cold Yb atoms in a cavity. In one application, waveguide holography, a multifunctional metasurface is used to couple light from a waveguide to free space, forming multicolor or multipolarization holograms. The arrays are periodically arranged spatially by single sheets of graphene. Gibbs - 2012-12-06 This is a collection of papers presented at the Topical Meeting on Optical Optical bistability and multistability devices are widely used in the areas of optoelectronics such as optical memory, optical transistor, all-optical logic gate, and all-optical switching due to their ability of harnessing optical nonlinear characteristics [1-4]. Wen P(1), Sanchez M, Gross M, Esener SC. The effects of various experimental parameters on optical bistability and the size of the hysteresis loop are theoretically studied. 392 writers active. edu. Agrawal, C. Optical Bistability Based Upon Atomic Correlation in a Small Volume. The thresholds of optical bistability and the intervals between the upper and lower thresholds change with the surface conductivity Various computational results of relevance to the dynamics of optical bistability are presented on the basis of an idealized model in which narrow input beams, optically bistable by virtue of a nonlinear refractive index, interact through diffusion. Of course the OB effect depends closely on the bias level of the laser. . Tunable optical bistability of intra-cavity field. Aug 07, 2008 · Optical bistability has been observed in a semiconductor for the first time. The theoretical and experimental results optical bistability for the output optical power. 97. ucsd. Special attention is paid to the connection of these experiments to the issue of what chaos is, and why it has recieved such considerable attention in recent years. (Wikipedia. With a coherent control field coupling one of the ground states and the excited state of the atoms, two types of CPA can be attained at the Low threshold optical bistability originates from the field enhancement owing to the coupling of the SPPs and the PWM. Preview Buy Chapter 25,95 The optical bistability, tristability and multistability are explored in arrays of graphene. The transient analysis is based on the extension of a well-known multiple-beam interference method to non-linear transmission problems. We will use a 2D FDTD simulation for this example (this can be simulated with either MODE 2. K. Blue, red Sep 11, 2020 · We consider light scattering by dielectric gratings supporting optical bound states in the continuum. In this script, we use Numerical studies of optical switching and optical bistability phenomena of nano- or meso-size spheres. If you order paper now, here is how we will proceed Optical Bistability: Controlling Light With Light (Optics & Photonics Feb 03, 2016 · We theoretically investigated optical bistability (OB) of a coupled excition–plasmon hybrid system in a unidirectional ring cavity. The red and green lines The optical bistability has been realized in CO 2 laser , quantum cascade laser , and two-section quantum dot laser , etc. In this script, we use Optical Bistability, Dynamical Nonlinearity and Photonic Logic - S. Gibbs - 2012-12-06 This is a collection of papers presented at the Topical Meeting on Optical Gibbs, H. Topic title: Toll-free (US & Canada): +1 (866) 584-9894. Numerical modeling of the system using the Ginzburg-Landau equation with an internal Josephson coupling between the two spin components of the condensate qualitatively describes the experimental observations. The temperature dependency of the absorption at the origin of the bistability results from interferences between internal reflections in FDTD. Jun 02, 2015 · Figure 2. Eftekhar, and Ali Adibi* 1School of Electrical and Computer Engineering, Georgia Institute of Technology, 777 Atlantic Drive NW, Atlanta, GA We theoretically predict and experimentally demonstrate the effect of optical bistability in a Cr:LiSrGaF 6 laser, where one of its parameters (emission quantum yield) has a strongly nonlinear dependence on temperature. At 480 nm the dimer absorption cross section is 10<SUP Dispersive optical bistability with fluctuations is analyzed in the mean-field approximation. Linear Ring Resonator. The steady-state analyses reported so far predict that the ring Nov 20, 2021 · Lumerical provides the industry-proven FDTD Solutions, finite difference time domain,which empowers designers to confront the most challenging nanoscale. First, in this dissertation I will present an investigation of a multicolor computer Upconversion based near white light emission, intrinsic optical bistability and temperature sensing in Er 3+ /Tm 3+ /Yb 3+ /Li +:NaZnPO 4 phosphors L. Optical bistability diagrams in 1D photonic crystals can be mapped through the evolution of the transmission. FDTD. By cross-phase modulation with strong Gaussian pump, the continuous-wave probe transmission that operates in bistability regime can be permanently switched from low to high and vice versa using the property of the unstable state. A: Math. Soliton in an SOI waveguide. Gibbs - 2012-12-06 This is a collection of papers presented at the Topical Meeting on Optical optical bistability curves in chapter 3-----257 . In this example, we will study the optical bistability effect in a plasmonic racetrack resonator using a nonlinear Kerr Chi3 material model. 5 out of 10 average quality score. We give a simple description of optical bistability leading to new predictions for the transient behavior of the transmitted light and for the spectrum of the fluorescent light. We demonstrate low-power thermo-optical bistability caused by the Joule heating mechanism in a one-dimensional photonic crystal (PC) nanobeam resonator with a moderate quality factor (Q ~8900) with an embedded reverse-biased pn-junction. Optical bistability. It is found that the Jul 17, 2021 · We study, theoretically, the phenomena optical bistability and multistability of a hybrid quantum-plasmonic system immersed within an optical ring cavity. Numerical modelling of the system using the Ginzburg-Landau equation with an internal Josephson coupling between the two spin components of the condensate qualitatively describes the experimental observations. Gibbs - 2012-12-06 This is a collection of papers presented at the Topical Meeting on Optical A powerful principle that could be explored to implement all-optical transistors, switches, logical gates, and memory, is the concept of optical bistability. My improved model is based on an improved model used to study optical bistability of just a single optical signal, in which the internal power is related to the output power with an expression accounting for the Fabry-Perot structure. Pages 221-236. Nonlinear polarisability model. ac. In this script, we use Apr 10, 2007 · Abstract: In this paper, the numerical studies on optical-bistability phenomena in third-, fifth-, and seventh-order nonlinear periodic media are presented. In CuCl, the band gap is A photochromic cobalt–bis(dioxolene)spirooxazine metal complex has been synthesized which exhibits both photochromic and redox-active behavior, providing a potentially powerful approach to the development of optically induced changes in redox, magnetic, or optical properties of a metal center. Mukhopadhyay and V. The use of this fundamental phenomenon makes it possible to perform optical memory, amplifier, The optical bistability has been realized in CO 2 laser , quantum cascade laser , and two-section quantum dot laser , etc. We explain the origin of the bistability by Sep 01, 2006 · An essential element of most of the devices that exhibit optical bistability is an optical resonator, in which a nonlinear material is placed . The onset of bistability is explained theoretically in the framework of the temporal coupled-mode theory. G. Absorptive and Dispersive Bistability for a Doppler-Broadened Medium in a Fabry-Perot: Steady-State Description. In this work we present an analytical model for optical bistability in a metal nano-antenna involving Kerr nonlinear medium based on detailed analysis of the correlation between the incident and extinction light Sep 01, 2006 · Optical bistability in vertical-cavity semiconductor optical amplifiers. Gibbs - 2012-12-06 This is a collection of papers presented at the Topical Meeting on Optical Optical bistability has been observed in highly concentrated fluorescein dye solution and in thin (~1 μm) doped polymeric films. In this script, we use We present an analysis of the dynamic behavior of a nonlinear fiber ring resonator when an optical pulse with an arbitrary shape envelope is incident into it through a fiber directional coupler. Soliton propagation in a homogeneous medium. Gibbs - 2012-12-06 This is a collection of papers presented at the Topical Meeting on Optical Gibbs et al. ; Kaplan, D. Active Two-Beam Optical Bistability. It is found that the threshold and the region of OB can be tuned by adjusting the center–center distance between the quantum dot and metal nanoparticle (MNP), the Rabi frequency of the control field and the The optical bistability has been realized in CO 2 laser , quantum cascade laser , and two-section quantum dot laser , etc. Flytzanis. Four wave mixing (varFDTD) Four wave mixing with Kerr nonlinear material. lumerical. Author information: (1)Department of Photonics, National Sun Yat Sen University, Kaohsiung, Taiwan. Mar 20, 2015 · The optical power and phase of these signals are both modeled, as well as the optical gain of the FP-SOA. Smith - 1984 Optical Bistability III - Hyatt M. The optical bistability has been realized in CO 2 laser , quantum cascade laser , and two-section quantum dot laser , etc. com Nonlinear and gain methodology. 1 for three different values of injected optical power. tokushima-u. 3442904 Feb 18, 2015 · We observe a bistability in an electrically driven polariton condensate, which is manifested by a memory dependent threshold characteristic. Author information: (1)Department of Optical Science and Technology, Faculty of Engineering, The University of Tokushima, Tokushima, 770-8506, Japan. ; Hopf, F. Bowden, C. Author information: (1)Department of Electrical and Computer Engineering, University of California, San Diego, La Jolla 92093-0407, USA. In this script, we use Feb 01, 1980 · Quantum theory of optical bistability. A. Gibbs - 2012-12-06 This is a collection of papers presented at the Topical Meeting on Optical The optical bistability has been realized in CO 2 laser , quantum cascade laser , and two-section quantum dot laser , etc. Carmichael, G. D. Jan 28, 2019 · We observe optical bistability as well as oscillations in the upper bistable branch when cold ytterbium atoms are dispersively coupled to a high finesse optical cavity. H. Authors: Hannes Gothe, Tristan Valenzuela, Matteo Cristiani, Jürgen Eschner. Feb 01, 2010 · Optical bistability effects in ZBNA microspheres are reported and the bistable mechanism is discussed and attributed to shifts of the whispering gallery modes due to thermal expansion of the sphere, where heating is achieved by optical pumping around 978 nm. We show that the photocurrent induced by the linear absorption in this compact May 30, 2018 · We realize bistability in the spinor of polariton condensates under nonresonant optical excitation and in the absence of biasing external fields. In the second application, a metasurface is used to enhance optical bistability. In this paper we report the observation of optical bistability due to an interaction of two laser beams (two-wave mixing with feedback) in a thin layer of a ferroelectric monocrystal of BaTiO 3 . Nov 21, 2016 · The optical bistability and multistability properties are studied in a defect slab doped with acceptor and donor quantum dots embedded in a nonlinear photonic crystal. The quantum emitter and the plasmonic metasurface are placed in close proximity to each The optical bistability has been realized in CO 2 laser , quantum cascade laser , and two-section quantum dot laser , etc. As the central Dec 06, 2012 · This has prompted us to organize an international conference on the subject of optical bistability to provide an adequate means for assessing the current state of the art of this important field and to stimulate further significant developments by means of in tense technical exchange and interaction among the leading scien tists in this subject Optical Bistability, Dynamical Nonlinearity and Photonic Logic - S. Eftekhar, and Ali Adibi* 1School of Electrical and Computer Engineering, Georgia Institute of Technology, 777 Atlantic Drive NW, Atlanta, GA With the long-standing goal to replace the electronic transistor by an all-optical device, optical bistability has been studied extensively on its own for the last 50 years [18][19][20][21][22][23 Optical bistability has been observed in highly concentrated fluorescein dye solutions and in thin (-1 ym) doped polymeric films. Publication: Optical bistability in a one-dimensional photonic crystal resonator using a reverse-biased pn-junction Majid Sodagar, Mehdi Miri†, Ali A. 55-mm carrier wavelength, the in-fiber devices that we propose can operate with only a few tens of milliwatts of power, can have a nearly instantaneous Oct 31, 2021 · We propose a scheme for controlling nonlinear coherent perfect absorption (CPA) in a three-level Λ-type atom-cavity system. (1976) have first observed optical bistability in an experiment involving a Fabry-Perot etalon filled with sodium vapor. At 1. list of publications ----- 259 . The damping constant which characterizes the rate of appraoch to the stationary situation exhibits a Although bistable operation in optical systems has been found in several situations, the name 'optical bistability' has been given specifically to the bistable behavior arising in the class of systems considered in the present investigation. Gen. P. 1063/1. 03% of orders delivered on time. • This multilayer configuration provid a way of realizing low threshold and tunable optical bistable devices. decreasing input intensity. 1039/C7NJ01622K FDTD. Gibbs - 2012-12-06 This is a collection of papers presented at the Topical Meeting on Optical Bistability is shown to be a consequence of atomic cooperation. 8. Agrawal. In this hybrid optomechanical system, the atoms are coupled with two controlling light fields besides coupling with the cavity field. Gibbs - 2012-12-06 This is a collection of papers presented at the Topical Meeting on Optical A much faster switch-off of OH can be expected when the laser operates in the injection-locked condition. 5D FDTD Propagator or FDTD). Under the nonresonant condition, we analyze the influences of the coupling strength between The optical bistability has been realized in CO 2 laser , quantum cascade laser , and two-section quantum dot laser , etc. Wang CT(1), Tseng CW, Yu JH, Li YC, Lee CH, Jau HC, Lee MC, Chen YJ, Lin TH. Due to the presence of instantaneous Kerr nonlinearity critical field enhancement in the spectral vicinity of the bound state triggers the effect of optical bistability. Phys. okamoto@opt. (Submitted on 9 Aug 2018) Abstract: We observed optical bistability as well as oscillations in the upper bistable branch when cold ytterbium atoms are dispersively coupled to a high ISBN: 0306407221 9780306407222: OCLC Number: 7305910: Notes: "Invited papers presented at the International Conference on Optical Bistability, held June 3-5, 1980, in Asheville, North Carolina"--Title page verso. L. The hybrid quantum-plasmonic system consists of a three-level V-type quantum emitter and a two-dimensional plasmonic metasurface of gold nanoshells. It is shown that the phase shift of the transmitted field in the purely dispersive case exhibits The optical bistability has been realized in CO 2 laser , quantum cascade laser , and two-section quantum dot laser , etc. Hanamura (1981) has studied the transient behavior of the dielectric function in semiconductors such as CuCl. Gibbs - 2012-12-06 This is a collection of papers presented at the Topical Meeting on Optical Optical bistability based on surface plasmon coupled between a noble metal film and a metal grating involving Kerr materials Author(s): SONG Gang , WU Chao , ZHOU YanPing , YU Li , XIAO JingHua , School of Science , Beijing University of Posts and Telecommunications , Key Laboratory of Information Photonics and Optical Communications , Ministry Our statistics. org) Optical Bistability, Dynamical Nonlinearity and Photonic Logic - S. The hysteresis related to the bistability is attributed to the fact that 1D photonic FDTD. Advanced and custom optical material models in FDTD and MODE. In systems that display optical bistability, the outgoing intensity is a strongly non-linear function of the input intensity, and might even display a hysteresis loop. Optical bistability induced by nonlinear surface plasmon polaritons in graphene in terahertz regime Applied Physics Letters 107, 203113 (2015); 10. Pages 405-429. pwen@ece. At concentrations larger than 102 mole/Z dye dimers are formed. We demonstrate that polariton spin Jan 28, 2021 · We report a thermo-optical bistability observed in silicon micro-cantilevers irradiated by a laser beam with mW powers: reflectivity, transmissivity, absorption, and temperature can change by a factor of two between two stable states for the same input power. optical bistability curves in chapter 5-----258 . , 2017, 41, 7650 DOI: 10. Harmonic generation with a chi2 material. The calculated bistable loop width versus the normalized injection current of the slave laser, from below to above threshold, is given in Fig. • Optical bistable behavior can be flexibly controlled by properly varying the Fermi energy and other parameters. Many of the following models have been implemented with the Flexible material plugin framework, and are distributed with the standard FDTD and MODE installation See full list on support. Pages 237-264. Comparable previous observations were explained by atomic density oscillations in case of a Bose-Einstein condensate or optical pumping in case of a cold cloud of cesium. Standing-wave optical bistability and instability . Here we want to show how polar plots can also be obtained If the particle is on a substrate using the same FDTD project file from PSL and Cu Sphere Scattering example. Optical bistability (OB) in semiconductor lasers and in resonant-type laser amplifiers has attracted much attention recently because of its potential application in optical computing and optical communication networks. lumerical optical bistability

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