Articles with "optical bistability" as a keyword



Controllable optical bistability in an optomechanical system assisted by microwave

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Published in 2018 at "Optik"

DOI: 10.1016/j.ijleo.2017.10.001

Abstract: Abstract We theoretically investigate bistable behaviour of the mean intracavity photon number in an optomechanical system, where a cavity mode and microwave field are coupled to a common mechanical resonator. The results of the numerical… read more here.

Keywords: controllable optical; optomechanical system; bistability optomechanical; optical bistability ... See more keywords

A convenient method for controlling transformation between optical bistability and multistability

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Published in 2018 at "Optik"

DOI: 10.1016/j.ijleo.2018.02.096

Abstract: Abstract We propose a convenient method to manipulate the behavior of optical bistability (OB) and optical multistability (OM) in a double Λ-type atomic system with hyperfine structure driven by a π-polarized probe field and a… read more here.

Keywords: optical bistability; convenient method; multistability;

Difference Frequency Generation-based ultralow threshold Optical Bistability in graphene at visible frequencies, an experimental realization

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Published in 2019 at "Journal of Molecular Liquids"

DOI: 10.1016/j.molliq.2019.03.167

Abstract: Abstract We experimentally show that Difference Frequency Generation (DFG) can efficiently occur in a graphene ink for a visible pump-probe radiation in consequence of the second order nonlinear optical response of graphene. DFG induces the… read more here.

Keywords: optical bistability; frequency generation; generation; graphene ... See more keywords

Optical bistability in diode-end-pumped dual-wavelength Yb:YAG laser for all-optical switching

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Published in 2020 at "Optical Materials"

DOI: 10.1016/j.optmat.2020.110146

Abstract: Abstract We originally present the optical bistability in a dual-wavelength Yb:YAG laser for all-optical switching. The theoretical investigation of the lasing wavelengths was proposed and a plano-concave laser cavity was designed to achieve the laser… read more here.

Keywords: wavelength yag; dual wavelength; optical bistability; bistability ... See more keywords

Nonlocality-Broaden Optical Bistability in a Nonlinear Plasmonic Core–Shell Cylinder

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Published in 2017 at "Journal of Physical Chemistry C"

DOI: 10.1021/acs.jpcc.6b12546

Abstract: With the self-consistent mean-field method in the framework of full-wave nonlocal scattering theory, we theoretically investigate the optical bistability in a nonlocal metallic nanocylinder coated with Kerr-type nonlinear shell. A nonlocality enhanced Fano profile is… read more here.

Keywords: shell; nonlocality; cylinder; optical bistability ... See more keywords

Intrinsic optical bistability of photon avalanching nanocrystals

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Published in 2024 at "Nature Photonics"

DOI: 10.1038/s41566-024-01577-x

Abstract: Optically bistable materials respond to a single input with two possible optical outputs, contingent on excitation history. Such materials would be ideal for optical switching and memory, but the limited understanding of intrinsic optical bistability… read more here.

Keywords: photon avalanching; iob; optical bistability; intrinsic optical ... See more keywords

Two-channel optical bistability and multistability in a degenerate four-level atomic medium under a static magnetic field

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Published in 2024 at "Scientific Reports"

DOI: 10.1038/s41598-024-68891-w

Abstract: In this paper, we study the formation of optical bistability (OB) and optical multistability (OM) in a degenerate four-level atomic system by an external magnetic field that is excited by a probe laser field, a… read more here.

Keywords: field; four level; degenerate four; multistability degenerate ... See more keywords

Switching between optical bistability and multistability in plasmonic multilayer nanoparticles

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Published in 2017 at "Journal of Applied Physics"

DOI: 10.1063/1.4973961

Abstract: We study the nonlinear optical response of multilayer metallic nanoparticles driven by an electromagnetic wave, which can show large field enhancement, hence significantly enhancing optical processes. In addition to optical bistability (OB), we find that… read more here.

Keywords: switching optical; multilayer nanoparticles; multistability; optical bistability ... See more keywords

Nonlinear optical rectification and optical bistability in a coupled asymmetric quantum dot-metal nanoparticle hybrid

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Published in 2018 at "Journal of Applied Physics"

DOI: 10.1063/1.5045207

Abstract: We study the optical response of a coupled asymmetric semiconductor quantum dot-spherical metal nanoparticle structure. The asymmetric quantum dot has permanent electric dipole moments that also interact with light. We derive the density matrix equations… read more here.

Keywords: optical bistability; metal nanoparticle; optical rectification; quantum dot ... See more keywords

Investigation of optical bistability in spheroidal core–shell nanocomposites with passive and active dielectric cores

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Published in 2024 at "AIP Advances"

DOI: 10.1063/5.0180907

Abstract: We investigated how induced optical bistability (IOB) and bistability domain (BD) of spheroidal core–shell nanocomposites (NCs) are affected by the depolarization factor (L), metal fraction (p), and host matrix (ɛh). The NCs are composed of… read more here.

Keywords: shell; core; core shell; dielectric ... See more keywords

Optical bistability at lower photon number via photon and phonon interaction in the presence of Kerr nonlinearity

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Published in 2024 at "Laser Physics"

DOI: 10.1088/1555-6611/ad45dc

Abstract: Optical bistability is theoretically analyzed in a hybrid optomechanical system consisting of an optical cavity including a Kerr medium and an optomechanical cavity coupled by direct tunnel coupling. The dynamics of the system is described… read more here.

Keywords: photon; sideband; optical bistability; bistability ... See more keywords