171 citations · 554 across the 21 of their papers we have counts for
21 papers
Stable vortex soliton arrays in disclination-fractal systems
Shuang Shen, Milivoj R. Belić, Ce Shang +2
Vortex light fields carry orbital angular momentum and have attracted significant attention because of their wide applications in light field manipulations, optical communications,…
Vortex soliton in a cold atomic gas via electromagnetically induced transparency
Shun-fang Chen, Ya-Wei Guo, Qi Guo +4
We investigate the formation and propagation of vector vortex solitons (VS) and unipolar soliton (US) in a cold atomic gas with Bessel lattices (BLs). The system we consider is a c…
Higher-order Breathers as Quasi-rogue Waves on a Periodic Background
Omar A. Ashour, Siu A. Chin, Stanko N. Nikolić +1
We investigate higher-order breathers of the cubic nonlinear Schrödinger equation on an elliptic background. We find that, beyond first-order, any arbitrarily constructed breather…
PT-symmetry in nonlinear twisted multi-core fibers
Xiao Zhang, Victor A. Vysloukh, Yaroslav V. Kartashov +3
We address propagation of light in nonlinear twisted multi-core fibers with alternating amplifying and absorbing cores that are arranged into the PT - symmetric structure. In this…
Self consistent hydrodynamic description of the plasma wake field excitation induced by a relativistic charged-particle beam in an unmagnetized plasma
Dušan Jovanović, Renato Fedele, Sergio De Nicola +2
A self-consistent nonlinear hydrodynamic theory is presented of the propagation of a long and thin relativistic electron beam, for a typical plasma wake field acceleration configur…
Edge states in dynamical superlattices
Yiqi Zhang, Yaroslav V. Kartashov, Feng Li +4
We address edge states and rich localization regimes available in the one-dimensional (1D) dynamically modulated superlattices, both theoretically and numerically. In contrast to c…
Unveiling the link between fractional Schrödinger equation and light propagation in honeycomb lattice
Da Zhang, Yiqi Zhang, Zhaoyang Zhang +5
We establish a link between the fractional Schrödinger equation (FSE) and light propagation in the honeycomb lattice (HCL) - the Dirac-Weyl equation (DWE). The fractional Laplacian…
Transport properties in the photonic super-honeycomb lattice - a hybrid fermionic and bosonic system
Hua Zhong, Yiqi Zhang, Yi Zhu +6
We report on transport properties of the super-honeycomb lattice, the band structure of which possesses a flat band and Dirac cones, according to the tight-binding approximation. T…
New face-centered photonic square lattices with flat bands
Yiqi Zhang, Milivoj R. Belić, Changbiao Li +3
We report two new classes of face-centered photonic square lattices with flat bands which we call the Lieb-I and the Lieb-II lattices. There are 5 and 7 sites in the corresponding…
Modulation of the photonic band structure topology of a honeycomb lattice in an atomic vapor
Yiqi Zhang, Xing Liu, Milivoj R. Belić +2
In an atomic vapor, a honeycomb lattice can be constructed by utilizing the three-beam interference method. In the method, the interference of the three beams splits the dressed en…
Infrared Supercontinuum Generation in Multiple Quantum Well Nanostructures under Electromagnetically Induced Transparency
Nitu Borgohain, Milivoj Belić, S. Konar
Mid-infrared spectral broadening is of great scientific and technological interest, which till date is mainly achieved using non-silica glass fibers, primarily made of tellurite, f…
Dispersion relations of strained as well as complex Lieb lattices
Yiqi Zhang, Milivoj Belić, Weiping Zhong +3
We investigate the dispersion relations of strained as well as complex Lieb lattices systematically based on the tight-binding method when the nearest-neighbor approximation is ado…
Strain Enhanced Superconductivity in Li-Doped Graphene
Jelena Pešić, Radoš Gajić, Kurt Hingerl +1
We present a new way to enhance the electron-phonon coupling constant and the critical superconducting temperature of graphene, significantly beyond all reported values. Using dens…
Self-Fourier transform and self-Fourier beams due to parabolic potential
Yiqi Zhang, Xing Liu, Milivoj R. Belić +3
We investigate the propagation of light beams including Hermite-Gauss, Bessel-Gauss and finite energy Airy beams in a linear medium with parabolic potential. Expectedly, the beams…
Photonic Floquet Topological Insulator in an Atomic Ensemble
Yiqi Zhang, Zhenkun Wu, Milivoj R. Belić +4
We demonstrate the photonic Floquet topological insulator (PFTI) in an atomic vapor with nonlinear susceptibilities. The interference of three coupling fields splits the energy lev…
Interactions of incoherent localized beams in a photorefractive medium
Yiqi Zhang, Milivoj R. Belić, Huaibin Zheng +4
We investigate numerically interactions between two bright or dark incoherent localized beams in an strontium barium niobate photorefractive crystal in one dimension, using the coh…
Ultrarelativistic regime in the propagation of an ultrastrong, femtosecond laser pulse in plasmas
Dušan Jovanović, Renato Fedele, Milivoj Belić +1
The interaction of a multi-Petawatt, pancake-shaped laser pulse with an unmagnetized plasma is studied analytically and numerically in the regime of fully relativistic electron jit…
Dynamics of the wakefield of a multi-petawatt, femtosecond laser pulse in a configuration with ultrarelativistic electrons
D. Jovanovic, R. Fedele, M. Belic
The wake field excitation in an unmagnetized plasma by a multi-petawatt, femtosecond, pancake-shaped laser pulse is described both analytically and numerically in the regime with u…
Variational approach vs accessible soliton approximation in nonlocal nonlinear media
Branislav N. Aleksić, Najdan B. Aleksić, Milan S. Petrović +2
We discuss differences between the variational approach to solitons and the accessible soliton approximaion in a highly nonlocal nonlinear medium. We compare results of both approx…
Soliton pair generation in the interactions of Airy and nonlinear accelerating beams
Yiqi Zhang, Milivoj Belić, Zhenkun Wu +4
We investigate numerically the interactions of two in-phase and out-of-phase Airy beams and nonlinear accelerating beams in Kerr and saturable nonlinear media, in one transverse di…
Ground state of nonlinear Schrodinger systems with saturable nonlinearity
Tai-Chia Lin, Milivoj R. Belić, Milan S. Petrović +1
We prove the existence of ground state in a multidimensional nonlinear Schrodinger model of paraxial beam propagation in isotropic local media with saturable nonlinearity. Such gro…