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Related papers: Modeling same-order modes of multicell cavities

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A model of multicellular systems with several types of cells is developed from the phase field model. The model is presented as a set of partial differential equations of the field variables, each of which expresses the shape of one cell.…

Biological Physics · Physics 2015-05-30 Makiko Nonomura

We present a generic model of coupling quantum optical and solid state qubits, and the corresponding transfer protocols. The example discussed is a trapped ion coupled to a charge qubit (e.g. Cooper pair box). To enhance the coupling, and…

Quantum Physics · Physics 2011-07-26 L. Tian , P. Rabl , R. Blatt , P. Zoller

We study a simple model for photoinduced electron transfer reactions for the case of many donor-acceptor pairs that are collectively and homogeneously coupled to a photon mode of a cavity. We describe both coherent and dissipative…

Quantum Physics · Physics 2021-02-08 David Wellnitz , Guido Pupillo , Johannes Schachenmayer

We have developed a coupled-mode analysis framework for superconducting travelling-wave parametric amplifiers using the full Telegrapher's equations to incorporate loss-related behaviour. Our model provides an explanation of previous…

Superconductivity · Physics 2019-07-30 Songyuan Zhao , Stafford Withington , David J. Goldie , Chris N. Thomas

We show that the simultaneous modulation of the propagation constant and of the gain/loss coefficient along the multimode fibers results in unidirectional coupling among the modes, which, depending on the modulation parameters, leads to the…

Optics · Physics 2023-08-09 M. N. Akhter , S. B. Ivars , M. Botey , R. Herrero , K. Staliunas

In the work the process of the energy transfer in the cell microtubules is simulated. A system of tryptophans connected by Coulomb dipole-dipole interaction is discussed as the energy carriers. The work models the conditions under which the…

Biological Physics · Physics 2023-03-08 Sergey Ehduardovich Shirmovsky

We have realized a new interaction between superconducting qubits and a readout cavity that results in the displacement of a coherent state in the cavity, conditioned on the state of the qubit. This conditional state, when it reaches the…

Quantum Physics · Physics 2019-03-06 S. Touzard , A. Kou , N. E. Frattini , V. V. Sivak , S. Puri , A. Grimm , L. Frunzio , S. Shankar , M. H. Devoret

In the previous paper [M. Tsang, Phys. Rev. A 81, 063837 (2010), e-print arXiv:1003.0116], I proposed a quantum model of a cavity electro-optic modulator, which can coherently couple an optical cavity mode to a microwave resonator mode and…

Quantum Physics · Physics 2011-10-28 Mankei Tsang

The transmission of a probe field experiencing electromagnetically induced transparency and optical switching in an atomic medium enclosed in an optical cavity is investigated. Using a semiclassical input-output theory for the interaction…

Quantum Physics · Physics 2015-05-30 Aurelien Dantan , Magnus Albert , Michael Drewsen

After a short overview of a general approach to cavity design, we sketch the derivation of waveguide modes from plane waves and of cavity fields from waveguide modes. The characteristic parameters describing cavities and their performance…

Accelerator Physics · Physics 2016-01-21 E. Jensen

A strong coupling between an electronic cavity and a quantum dot has been recently demonstrated [Phys. Rev. Lett. 115, 166603 (2015)] and described in a comprehensive theoretical framework [Phys. Rev. B 96, 235431 (2017)]. Here, we focus on…

Mesoscale and Nanoscale Physics · Physics 2018-01-22 Michael Sven Ferguson , Clemens Rössler , Thomas Ihn , Klaus Ensslin , Gianni Blatter , Oded Zilberberg

The increased decay rate of a two-level system weakly coupled to an optical cavity, known as the Purcell effect, is a cornerstone of cavity QED. However, the effect of cavity coupling is not well understood if the two-level system is…

Quantum Physics · Physics 2023-06-19 Charlie Nation , Valentina Notararigo , Alexandra Olaya-Castro

A dephasing model in the spirit of Buttiker's fictitious probe model where infinite probes are distributed uniformly over the conductor is proposed. The dephasing rate enters into the model as an adjustable parameter and to compute the…

Mesoscale and Nanoscale Physics · Physics 2008-12-31 S. Senozan , S. Turgut , M. Tomak

We provide a short review of existing models with multiple taxis performed by (at least) one species and consider a new mathematical model for tumor invasion featuring two mutually exclusive cell phenotypes (migrating and proliferating).…

Analysis of PDEs · Mathematics 2020-05-05 Niklas Kolbe , Nikolaos Sfakianakis , Christian Stinner , Christina Surulescu , Jonas Lenz

We study the transmission of a monochromatic "image" through a paraxial cavity. Using the formalism of self-transform functions, we show that a transverse degenerate cavity transmits the self-transform part of the image, with respect to the…

Optics · Physics 2016-09-08 Sylvain Gigan , Laurent Lopez , Nicolas Treps , Agnes Maitre , Claude Fabre

Multimode fibers are attractive for a variety of applications such as internet data transfer, data center hubs, micromanipulation, optogenetics and other biomedical applications. A major hurdle for imaging through multimode fibers is the…

Within living cells, the transport of cargo is accomplished by groups of molecular motors. Such collective transport could utilize mechanisms which emerge from inter-motor interactions in ways that are yet to be fully understood. Here we…

Biomolecules · Quantitative Biology 2016-10-04 David Ando , Michelle K. Mattson , Jing Xu , Ajay Gopinathan

In this work we approach cell migration under a large-scale assumption, so that the system reduces to a particle in motion. Unlike classical particle models, the cell displacement results from its internal activity: the cell velocity is a…

Cell Behavior · Quantitative Biology 2018-08-02 Christèle Etchegaray , Nicolas Meunier

We report multistate optical switching among high-order bouncing-ball modes ("ripples") and whispering-gallerying modes ("petals") of exciton-polariton condensates in a laser-generated annular trap. By tailoring the diameter and power of…

Mesoscale and Nanoscale Physics · Physics 2018-01-31 Yongbao Sun , Yoseob Yoon , Saeed Khan , Li Ge , Loren N. Pfeiffer , Ken West , Hakan E. Tureci , David W. Snoke , Keith A. Nelson

Quantifying the outcomes of cells collisions is a crucial step in building the foundations of a kinetic theory of living matter. Here, we develop a mechanical theory of such collisions by first representing individual cells as extended…

Biological Physics · Physics 2019-12-11 Pierre Recho , Thibaut Putelat , Lev Truskinovsky