The Lagrangian structure, the Euler equation, and second Newton's law of ultrafast nonlinear optics

AM Zheltikov - Optics Communications, 2023 - Elsevier
With a notable exception of space–time variable swap, pulse evolution equations of ultrafast
optics are mathematically similar to the equations of quantum mechanics and beam …

Raman-induced frequency shift of pure quartic solitons in optical fiber with quartic dispersion

Z Wang, C Luo, Y Wang, X Ling, L Zhang - Optics Letters, 2022 - opg.optica.org
We investigate the impact of Raman scattering on pure quartic solitons (PQSs) in an optical
fiber with quartic dispersion. An analytical expression of the Raman-induced frequency shift …

Variational approach for breathers in a nonlinear fractional Schrödinger equation

M Chen, Q Guo, D Lu, W Hu - Communications in Nonlinear Science and …, 2019 - Elsevier
The fractional Schrödinger equation with a Kerr nonlinearity, is reformulated as a variational
problem to predict the evolutions of breathers. Here the breather is formed from a soliton …

Bistable soliton switching dynamics in a -symmetric coupler with saturable nonlinearity

A Sahoo, DK Mahato, A Govindarajan, AK Sarma - Physical Review A, 2022 - APS
We investigate the switching dynamics in a PT-symmetric fiber coupler composed of a
saturable nonlinear material as the core. In such a saturable nonlinear medium, bistable …

Ultracold neutral plasma expansion in a strong uniform magnetic field

RT Sprenkle, SD Bergeson, LG Silvestri, MS Murillo - Physical Review E, 2022 - APS
In strongly magnetized neutral plasmas, electron motion is reduced perpendicular to the
magnetic field direction. This changes dynamical plasma properties such as temperature …

Higher-order correction terms to the nonlinear amplification or absorption, the nonlinear refractive index, and the intrapulse Raman scattering

IM Uzunov, TN Arabadzhiev - Physical Review E, 2021 - APS
In this paper we have investigated through the numerical solution of the basic equation as
well as through the dynamic model the influence of higher-order correction terms to the …

Reservoir engineering for classical nonlinear fields

B Tissot, H Ribeiro, F Marquardt - Physical Review Research, 2024 - APS
Reservoir engineering has become a prominent tool to control quantum systems. Recently,
there have been first experiments applying it to many-body systems, especially with a view …

Engineering dissipative chirped solitons in the cardiac tissue under electromagnetic induction

E Kengne, A Lakhssassi - Chaos, Solitons & Fractals, 2022 - Elsevier
This work deals with the engineering dissipative chirped solitary waves in the cardiac tissue
under electromagnetic induction. Employing the a two-dimensional Ginzburg-Landau (GL) …

Ground-state factors of the and ions

YM Yu, BK Sahoo, BB Suo - Physical Review A, 2020 - APS
Accurate calculations of gj factors of the ground state of the Cd+, Yb+, and Hg+ ions are
presented by employing the normal order unrelaxed Λ-approach relativistic coupled-cluster …

Stability and variational analysis of cavity solitons under various perturbations

A Sahoo, S Roy - Physical Review A, 2019 - APS
We theoretically investigate the dynamics and stability of a temporal cavity soliton (CS)
excited inside a silicon-based microresonator that exhibits free-carrier generation as a result …