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Entanglement dynamics in a three-atom multi-photon nonlinear JCM with f-deformed Kerr nonlinearity [PDF]
Scientific ReportsIn this paper, we explore the atomic population inversion and entanglement dynamics of a quantum system consisting of three identical two-level atoms interacting with a single-mode cavity field.
Firouz Langarizadeh +2 more
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Kerr nonlinearity-assisted quadratic microcomb
Frontiers in Physics, 2022 Generation of nonlinear frequency combs in χ(3) optical microresonators has attracted tremendous research interest during the last decade. Recently, realization of the microcomb owing to χ(2) optical nonlinearity in the microresonator promises new ...
Ke Wang +9 more
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Giant Kerr nonlinearity of terahertz waves mediated by stimulated phonon polaritons in a microcavity chip [PDF]
Light: Science & ApplicationsOptical Kerr effect, in which input light intensity linearly alters the refractive index, has enabled the generation of optical solitons, supercontinuum spectra, and frequency combs, playing vital roles in the on-chip devices, fiber communications, and ...
Yibo Huang +9 more
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Giant Self-Kerr Nonlinearity in the Metal Nanoparticles-Graphene Nanodisks-Quantum Dots Hybrid Systems Under Low-Intensity Light Irradiance [PDF]
Nanomaterials, 2018 Hybrid nanocomposites can provide a promising platform for integrated optics. Optical nonlinearity can significantly widen the range of applications of such structures.
Mariam M. Tohari +2 more
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Self-trapping and skin solitons in two-dimensional non-Hermitian lattices [PDF]
Communications PhysicsTwo-dimensional non-Hermitian photonic lattices with asymmetric couplings offer rich possibilities for controlling wave localization, through the emergence of the non-Hermitian skin effect at lattice corners or sides.
Emmanouil T. Kokkinakis +2 more
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Quantum squeezing amplification with a weak Kerr nonlinear oscillator [PDF]
Nature CommunicationsQuantum squeezed states, with biased quantum noise, have been widely utilized in quantum sensing and quantum error correction applications. However, generating and manipulating these nonclassical states with a large squeezing degree typically requires ...
Yanyan Cai +10 more
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Colossal Kerr nonlinearity without absorption in a five-level atomic medium [PDF]
Scientific ReportsIn this work, we present an analytical method to achieve giant Kerr nonlinearity without absorption in a five-level atomic medium. By using iterative perturbation technique on density matrix equations, we have derived the analytical expressions of ...
Nguyen Huy Bang, Le Van Doai
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Results in Optics, 2022 The paper presents simple but accurate analytical expressions for the estimation of variation of signal and pump intensity with normalised radial distance in case of erbium doped fiber amplifier.
Tilak Mukherjee +2 more
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The roles of Kerr nonlinearity in a bosonic quantum neural network
New Journal of Physics, 2023 The emerging technology of quantum neural networks (QNNs) offers a quantum advantage over classical artificial neural networks (ANNs) in terms of speed or efficiency of information processing tasks.
Huawen Xu +3 more
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Photonics, 2023 Quantum entanglement will play an important role in future quantum technologies. Here, we theoretically study the steady-state entanglement between a cavity field and a macroscopic rotating mirror in a Laguerre–Gaussian-(LG)-cavity optomechanical system ...
Guilin Lai +3 more
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