Results in Physics

Article	Citations
A modified SEIR model to predict the COVID-19 outbreak in Spain and Italy: Simulating control scenarios and multi-scale epidemics	147
Diverse exact solutions for modified nonlinear Schrödinger equation with conformable fractional derivative	124
Soliton solutions to the Boussinesq equation through sine-Gordon method and Kudryashov method	116
Lump and Interaction solutions of a geophysical Korteweg–de Vries equation	112
Forecasting of COVID-19 cases using deep learning models: Is it reliable and practically significant?	109
Facemasks simple but powerful weapons to protect against COVID-19 spread: Can they have sides effects?	104
Optimal control and comprehensive cost-effectiveness analysis for COVID-19	100
Investigation of structural and physical properties of Eu3+ ions substituted Ni0.4Cu0.2Zn0.4Fe2O4 spinel ferrite nanoparticles prepared via sonochemical approach	99
Solitary waves travelling along an unsmooth boundary	97
Variational principle and periodic solution of the Kundu–Mukherjee–Naskar equation	97
Research on the effects of bismuth borate glass system on nuclear radiation shielding parameters	96
A new and general fractional Lagrangian approach: A capacitor microphone case study	92
Nonlinear dispersion in parabolic law medium and its optical solitons	92
Time series forecasting of new cases and new deaths rate for COVID-19 using deep learning methods	91
Novel multiple soliton solutions for some nonlinear PDEs via multiple Exp-function method	91
Analytical wave structures in plasma physics modelled by Gilson-Pickering equation by two integration norms	90
Traveling wave solutions for the fractional Wazwaz–Benjamin–Bona–Mahony model in arising shallow water waves	90
A (2+1)-dimensional Kadomtsev–Petviashvili equation with competing dispersion effect: Painlevé analysis, dynamical behavior and invariant solutions	88
A mathematical model of Coronavirus Disease (COVID-19) containing asymptomatic and symptomatic classes	86
On the accuracy of ARIMA based prediction of COVID-19 spread	85
Mathematical modeling and optimal control of the COVID-19 dynamics	84
Exact traveling wave solutions for two prolific conformable M-Fractional differential equations via three diverse approaches	83
Graphene-based metasurface sensing applications in terahertz band	83
A new analyzing technique for nonlinear time fractional Cauchy reaction-diffusion model equations	82
A new mathematical model of COVID-19 using real data from Pakistan	82

Mathematical modeling of the COVID-19 pandemic with intervention strategies	81
A stochastic numerical computing heuristic of SIR nonlinear model based on dengue fever	81
M-lump, N-soliton solutions, and the collision phenomena for the (2 + 1)-dimensional Date-Jimbo-Kashiwara-Miwa equation	76
Chaos in the discrete memristor-based system with fractional-order difference	75
Numerical simulation and stability analysis for the fractional-order dynamics of COVID-19	73
Structural and electronic properties of medium-sized beryllium doped magnesium BeMg clusters and their anions	72
Optical soliton solutions of the generalized non-autonomous nonlinear Schrödinger equations by the new Kudryashov’s method	71
Synthesis of the SWCNTs/TiO2 nanostructure and its effect study on the thermal, optical, and conductivity properties of the CMC/PEO blend	69
Time series prediction of COVID-19 transmission in America using LSTM and XGBoost algorithms	68
New optical solitons of perturbed nonlinear Schrödinger–Hirota equation with spatio-temporal dispersion	68
Mathematical analysis of SIRD model of COVID-19 with Caputo fractional derivative based on real data	66
Stability analysis of fractional nabla difference COVID-19 model	66
Periodic property of the time-fractional Kundu–Mukherjee–Naskar equation	66
Physical aspects of peristaltic flow of hybrid nano fluid inside a curved tube having ciliated wall	65
Study of transmission dynamics of COVID-19 mathematical model under ABC fractional order derivative	65
Multimode tunable terahertz absorber based on a quarter graphene disk structure	65
Dynamics of fractional order COVID-19 model with a case study of Saudi Arabia	65
Soliton solutions of fractional modified unstable Schrödinger equation using Exp-function method	63
Socio-demographic and health factors drive the epidemic progression and should guide vaccination strategies for best COVID-19 containment	63
Physics of crystal lattices and plasma; analytical and numerical simulations of the Gilson–Pickering equation	62
Analytical and semi-analytical solutions for Phi-four equation through three recent schemes	61
Novel approach to the analysis of fifth-order weakly nonlocal fractional Schrödinger equation with Caputo derivative	60
Surface plasmon resonance sensor based on coupling effects of dual photonic crystal fibers for low refractive indexes detection	60
A novel study of Morlet neural networks to solve the nonlinear HIV infection system of latently infected cells	60
Study on propagation properties of one-soliton in a multimode fiber with higher-order effects	59
Study of (Ag and TiO2)/water nanoparticles shape effect on heat transfer and hybrid nanofluid flow toward stretching shrinking horizontal cylinder	59
Dynamics of two-mode Sawada-Kotera equation: Mathematical and graphical analysis of its dual-wave solutions	59
Construction of exact traveling wave solutions of the Bogoyavlenskii equation by(<	58
Identification of dominant risk factor involved in spread of COVID-19 using hesitant fuzzy MCDM methodology	57
The assessment of usage of epoxy based micro and nano-structured composites enriched with Bi2O3 and WO3 particles for radiation shielding	57
First-principles calculations to investigate structural, elastic, electronic, thermodynamic, and thermoelectric properties of CaPd3B4O12 (B = Ti, V) perovskites	57
Abundant closed-form solutions and solitonic structures to an integrable fifth-order generalized nonlinear evolution equation in plasma physics	57
A new extended rayleigh distribution with applications of COVID-19 data	56
Understanding the influences of Mg doping on the physical properties of SrMoO3 perovskite	56
The Lie symmetry analysis and exact Jacobi elliptic solutions for the Kawahara–KdV type equations	56
COVID-19 anomaly detection and classification method based on supervised machine learning of chest X-ray images	56
Quad band metamaterial absorber based on asymmetric circular split ring resonator for multiband microwave applications	55
Nonlinear equations with global differential and integral operators: Existence, uniqueness with application to epidemiology	55
Ultrathin broadband metasurface-based absorber comprised of tungsten nanowires	55
Surface plasmon resonance sensor composed of microstructured optical fibers for monitoring of external and internal environments in biological and environmental sensing	54
Analysing time-fractional exotic options via efficient local meshless method	54
Abundant stable computational solutions of Atangana–Baleanu fractional nonlinear HIV-1 infection of CD4+ T-cells of immunodeficiency syndrome	54
Design and parametric analysis of a wide-angle polarization-insensitive metamaterial absorber with a star shape resonator for optical wavelength applications	53
A new fractional mathematical modelling of COVID-19 with the availability of vaccine	53
Extension of rate of change concept: From local to nonlocal operators with applications	53
COVID-19 Vaccine: A neutrosophic MCDM approach for determining the priority groups	53
New analytical solutions for the Oskolkov-type equations in fluid dynamics via a modified methodology	52
New computational results for a prototype of an excitable system	52
Abundant optical soliton solutions for an integrable(2	52
Effect of interlayer on resistive switching properties of SnO2-based memristor for synaptic application	52

Prediction modelling of COVID using machine learning methods from B-cell dataset	51
On the specially designed fractal metasurface-based dual-polarization converter in the THz regime	51
A dynamical study of SARS-COV-2: A study of third wave	51
Modeling and analysis of the dynamics of novel coronavirus (COVID-19) with Caputo fractional derivative	51
The exact solutions of the stochastic Ginzburg–Landau equation	50
The unified method for abundant soliton solutions of local time fractional nonlinear evolution equations	50
Fractal-fractional mathematical modeling and forecasting of new cases and deaths of COVID-19 epidemic outbreaks in India	50
A mathematical model and numerical solution for brain tumor derived using fractional operator	50
A numerical study of fractional order population dynamics model	49
Magnetohydrodynamic oblique stagnation point flow of second grade fluid over an oscillatory stretching surface	49
Electromagnetic Hall current effect and fractional heat order for microtemperature photo-excited semiconductor medium with laser pulses	49
Pressure dependence of structural, elastic, electronic, thermodynamic, and optical properties of van der Waals-type NaSn2P2 pnictide superconductor: Insights from DFT study	49
The influence of heavy elements on the ionizing radiation shielding efficiency and elastic properties of some tellurite glasses: Theoretical investigation	49
Vector optical soliton and periodic solutions of a coupled fractional nonlinear Schrödinger equation	49
Accurate computational simulations of perturbed Chen–Lee–Liu equation	48
New solutions for the generalized resonant nonlinear Schrödinger equation	48
Fractal-Fractional Mathematical Model Addressing the Situation of Corona Virus in Pakistan	48
Promoted residual power series technique with Laplace transform to solve some time-fractional problems arising in physics	48
Propagation of isolated waves of coupled nonlinear (2 + 1)-dimensional Maccari System in plasma physics	47
Mathematical model of COVID-19 in Nigeria with optimal control	47
Modeling and simulation of the novel coronavirus in Caputo derivative	47
Employing Hirota’s bilinear form to find novel lump waves solutions to an important nonlinear model in fluid mechanics	46
Physical properties for bidirectional wave solutions to a generalized fifth-order equation with third-order time-dispersion term	46
Mathematical analysis and simulation of a stochastic COVID-19 Lévy jump model with isolation strategy	46
Ultra-narrow-band terahertz perfect metamaterial absorber for refractive index sensing application	46
Fractional order mathematical modeling of typhoid fever disease	46
Analytically and numerically, dispersive, weakly nonlinear wave packets are presented in a quasi-monochromatic medium	46
Effects of infill characteristics and strain rate on the deformation and failure properties of additively manufactured polyamide-based composite structures	46
A dynamically adjustable broadband terahertz absorber based on a vanadium dioxide hybrid metamaterial	46
Exact solutions of the stochastic new coupled Konno-Oono equation	45
Ultra-broadband microwave absorption by ultra-thin metamaterial with stepped structure induced multi-resonances	45
Diverse accurate computational solutions of the nonlinear Klein–Fock–Gordon equation	45
Complex traveling-wave and solitons solutions to the Klein-Gordon-Zakharov equations	45
Investigation of exact soliton solutions in magneto-optic waveguides and its stability analysis	45
Mathematical model to assess the imposition of lockdown during COVID-19 pandemic	45
New perturbed conformable Boussinesq-like equation: Soliton and other solutions	44
On the numerical investigation of the interaction in plasma between (high & low) frequency of (Langmuir & ion-acoustic) waves	44
Numerical investigation of a highly sensitive plasmonic refractive index sensor utilizing hexagonal lattice of photonic crystal fiber	43
A terahertz metamaterial sensor used for distinguishing glucose concentration	43
Analytical optical soliton solutions of the Schrödinger-Poisson dynamical system	43
Forecasting COVID-19 cases: A comparative analysis between recurrent and convolutional neural networks	43
Broadband terahertz metamaterial absorber based on graphene resonators with perfect absorption	43
Design of a fabrication friendly & highly sensitive surface plasmon resonance-based photonic crystal fiber biosensor	43
Effect of graphene nanoparticles on the physical and mechanical properties of the Al2024-graphene nanocomposites fabricated by powder metallurgy	43
Generalized thermoelasticity based on higher-order memory-dependent derivative with time delay	43
Investigation of fractal-fractional order model of COVID-19 in Pakistan under Atangana-Baleanu Caputo (ABC) derivative	43
Soliton solutions, Painleve analysis and conservation laws for a nonlinear evolution equation	42
Numerical development of high performance quasi D-shape PCF-SPR biosensor: An external sensing approach employing gold	42
Dynamics of a stochastic delay differential model for COVID-19 infection with asymptomatic infected and interacting people: Case study in the UAE	42
Stability analysis and optimal control of covid-19 with convex incidence rate in Khyber Pakhtunkhawa (Pakistan)	42
On the motion of a damped rigid body near resonances under the influence of harmonically external force and moments	42
Analysis of the fractional tumour-immune-vitamins model with Mittag–Leffler kernel	41
A narrowband perfect absorber with high Q-factor and its application in sensing in the visible region	41
The influence of mask use on the spread of COVID-19 during pandemic in New York City	41
Dynamical behavior of solitons of the perturbed nonlinear Schrödinger equation and microtubules through the generalized Kudryashov scheme	41
A novel fractional mathematical model of COVID-19 epidemic considering quarantine and latent time	41
Numerical Study of Circularly Slotted Highly Sensitive Plasmonic Biosensor: A Novel Approach	41
A (2+1)-dimensional generalized Hirota–Satsuma–Ito equations: Lie symmetry analysis, invariant solutions and dynamics of soliton solutions	41
Influence of transport properties on the peristaltic MHD Jeffrey fluid flow through a porous asymmetric tapered channel	41
Lump, multi-wave, kinky breathers, interactional solutions and stability analysis for general (2 + 1)-rth dispersionless Dym equation	41
Chirped solitons in discrete electrical transmission line	41
Analytical solutions of time-fractional heat order for a magneto-photothermal semiconductor medium with Thomson effects and initial stress	40
Using artificial intelligence techniques for detecting Covid-19 epidemic fake news in Moroccan tweets	40
Nonlinear pulse propagation for novel optical solitons modeled by Fokas system in monomode optical fibers	40
Transient flow of micropolar dusty hybrid nanofluid loaded withFe	40
SARS-CoV-2 infection with lytic and non-lytic immune responses: A fractional order optimal control theoretical study	40
Some more closed-form invariant solutions and dynamical behavior of multiple solitons for the (2+1)-dimensional rdDym equation using the Lie symmetry approach	40
Highly dispersive optical solitons with cubic law and cubic-quintic-septic law nonlinearities	40
Mathematical analysis of dengue stochastic epidemic model	40
Study on electric modulus, complex modulus and conductivity properties of Nb/Sm, Gd doped barium titanate-lithium ferrite ceramic composites	40
Chitosan as biopolymer binder for graphene in supercapacitor electrode	40
A new modified Kies Fréchet distribution: Applications of mortality rate of Covid-19	39
Exact and explicit travelling-wave solutions to the family of new 3D fractional WBBM equations in mathematical physics	39
Chirped solitons in negative index materials generated by Kerr nonlinearity	39
A high-order nonlinear Schrödinger equation with the weak non-local nonlinearity and its optical solitons	38
Adsorption and gas-sensing properties of C2H4, CH4, H2, H2O on metal oxides (CuO, NiO) modified SnS2 monolayer: A DFT study	38
Analysis of the spatial quantized three-body problem	38
Diverse Soliton wave solutions of for the nonlinear potential Kadomtsev–Petviashvili and Calogero–Degasperis equations	38
Analysis and dynamics of fractional order Covid-19 model with memory effect	38
An improved localized radial basis-pseudospectral method for solving fractional reaction–subdiffusion problem	38

Magnetic dipole and thermal radiation effects on hybrid base micropolar CNTs flow over a stretching sheet: Finite element method approach	38
Weakly nonlinear electron-acoustic waves in the fluid ions propagated via a (3+1)-dimensional generalized Korteweg–de-Vries–Zakharov–Kuznetsov equation in plasma physics	38
Optical refractive index sensor with Fano resonance based on original MIM waveguide structure	38
A vigorous study of fractional order COVID-19 model via ABC derivatives	37
High-sensitivity Fano resonance temperature sensor in MIM waveguides coupled with a polydimethylsiloxane-sealed semi-square ring resonator	37
Backward bifurcation and optimal control in a co-infection model for SARS-CoV-2 and ZIKV	37
Sub-10-fs-pulse propagation between analytical and numerical investigation	37
Extended hyperbolic function method for the (2 +1)-dimensional nonlinear soliton equation	37
Dynamics of optical solitons in higher-order Sasa–Satsuma equation	37
A new Hepatitis B model in light of asymptomatic carriers and vaccination study through Atangana–Baleanu derivative	37
Mathematical structure of mosaic disease using microbial biostimulants via Caputo and Atangana–Baleanu derivatives	37
On the analysis of number of deaths due to Covid −19 outbreak data using a new class of distributions	36
Dual-core gold coated photonic crystal fiber plasmonic sensor: Design and analysis	36
Computational and approximate solutions of complex nonlinear Fokas–Lenells equation arising in optical fiber	36
Structural, electronic, magnetic and thermoelectric properties of Full-Heusler Fe2MnSi: Ab initio calculations	36
Impedance, FTIR and transport properties of plasticized proton conducting biopolymer electrolyte based on chitosan for electrochemical device application	36
A reduction technique to solve the generalized nonlinear dispersive mK(m,n) equation with new local derivative	36
Dieless Friction Stir Extrusion-Brazing (DFSE-B) of AA2024-T3 aluminum alloy to Copper with Zn interlayer	36
Applications of two novel techniques in finding optical soliton solutions of modified nonlinear Schrödinger equations	35
Multi-wave, breather wave and lump solutions of the Boiti–Leon–Manna–Pempinelli equation with variable coefficients	35
Fractal–fractional model and numerical scheme based on Newton polynomial for Q fever disease under Atangana–Baleanu derivative	35
A fuzzy fractional model of coronavirus (COVID-19) and its study with Legendre spectral method	35
Q-Switched and Mode-Locked Er-doped fiber laser based on MAX phase Ti2AlC saturable absorber	35
A novel spectral relaxation approach for nanofluid flow past a stretching surface in presence of magnetic field and nonlinear radiation	35
Abundant analytical solutions to the new coupled Konno-Oono equation arising in magnetic field	35
Dual-function tuneable asymmetric transmission and polarization converter in terahertz region	34
Modeling third waves of Covid-19 spread with piecewise differential and integral operators: Turkey, Spain and Czechia	34
New solitary wave solutions to the coupled Maccari’s system	34
An ultrathin and dual band metamaterial perfect absorber based on ZnSe for the polarization-independent in terahertz range	34
An analysis of a nonlinear susceptible-exposed-infected-quarantine-recovered pandemic model of a novel coronavirus with delay effect	34
Nonautonomous complex wave solutions to the (2+1)-dimensional variable-coefficients nonlinear Chiral Schrödinger equation	34
Entropy optimized radiative heat transportation in axisymmetric flow of Williamson nanofluid with activation energy	34
Hiemenz flow over a shrinking sheet in a hybrid nanofluid	34
Comparative study of artificial neural network versus parametric method in COVID-19 data analysis	34
Solitary wave solutions for a strain wave equation in a microstructured solid	34
Mathematical modeling for COVID-19 transmission dynamics: A case study in Ethiopia	34
Ultra-broad bandgap metal-insulator-metal waveguide filter with symmetrical stubs and defects	34
Nickel hydroxide nanoparticles and their hybrids with carbon nanotubes for electrochemical energy storage applications	34
Exact solutions of conformable fractional differential equations	33
Effect of substrate temperature on the properties of RF sputtered CdS thin films for solar cell applications	33
Solutions to the Konopelchenko-Dubrovsky equation and the Landau-Ginzburg-Higgs equation via the generalized Kudryashov technique	33
Dual-controlled tunable terahertz coherent perfect absorption using Dirac semimetal and vanadium dioxide	33
Optical soliton solutions for the coupled conformable Fokas–Lenells equation with spatio-temporal dispersion	33
Resistive switching characteristics and mechanism of bilayer HfO2/ZrO2 structure deposited by radio-frequency sputtering for nonvolatile memory	33
Electromigration failure mechanisms of 〈1 1 1〉 -oriented nanotwinned Cu redistribution lines with polyimide capping	33
The vibrational motion of a spring pendulum in a fluid flow	32
Optimal control and cost-effectiveness analysis for dengue fever model with asymptomatic and partial immune individuals	32
Highly sensitive and selective room-temperature gas sensors based on B6N6H6 monolayer for sensing SO2 and NH3: A first-principles study	32
Closed-form solutions to the conformable space-time fractional simplified MCH equation and time fractional Phi-4 equation	32
A comparative study of the mechanical integrity of natural hydroxyapatite scaffolds prepared from two biogenic sources using a low compaction pressure method	32
Effect of transition metals (Sc, Ti, V, Cr and Mn) doping on electronic structure and optical properties of CdS	32
Tunable multi-band terahertz absorber based on composite graphene structures with square ring and Jerusalem cross	31
Optimal control analysis of hepatitis B virus with treatment and vaccination	31
Hybrid surface plasmon effect and SERS characterization in a heterogeneous composite structure of Au nano-array and Ag film	31
Spectroscopic characterization of optical and thermal properties of (PMMA-PVA) hybrid thin films doped with SiO2 nanoparticles	31
Prediction of mechanical and radiation parameters of glasses with high Bi2O3 concentration	31
Optical soliton polarization with Lakshmanan–Porsezian–Daniel model by unified approach	31
Optical solitons with perturbed complex Ginzburg–Landau equation in kerr and cubic–quintic–septic nonlinearity	31
Numerical investigation of an optimized plasmonic on-chip refractive index sensor for temperature and blood group detection	31
On the physical nonlinear (n＋1)-dimensional Schrödinger equation applications	31
A study of (3+1)-dimensional generalized Korteweg-de Vries- Zakharov-Kuznetsov equation via Lie symmetry approach	31
The influence of Zn and Mg doping on the structural and optical properties of NiO nano-structures for optoelectronic applications	31
On nonlinear classical and fractional order dynamical system addressing COVID-19	31
Traveling wave solutions constructed by Mittag–Leffler function of a (2 + 1)-dimensional space-time fractional NLS equation	31
Numerical design of high-performance WS2/metal/WS2/graphene heterostructure based surface plasmon resonance refractive index sensor	31
The stability analysis for the motion of a nonlinear damped vibrating dynamical system with three-degrees-of-freedom	31
An amplitude and frequency tunable terahertz absorber	30
On a new conceptual mathematical model dealing the current novel coronavirus-19 infectious disease	30
Non-seasonal and seasonal relapse model for Q fever disease with comprehensive cost-effectiveness analysis	30
Impact of Zn2+-Zr4+ substitution on M-type Barium Strontium Hexaferrite’s structural, surface morphology, dielectric and magnetic properties	30
Fractional crossover delay differential equations of Mittag-Leffler kernel: Existence, uniqueness, and numerical solutions using the Galerkin algorithm based on shifted Legendre polynomials	30
Construction of multi-wave complexiton solutions of the Kadomtsev-Petviashvili equation via two efficient analyzing techniques	30
Probing of nuclear radiation attenuation and mechanical features for lithium bismuth borate glasses with improving Bi2O3 content for B2O3 + Li2O amounts	30
Line structured light calibration method and centerline extraction: A review	30
Mathematical analysis of COVID-19 by using SIR model with convex incidence rate	30
Possible applications of Mo2C in the orthorhombic and hexagonal phases explored via ab-initio investigations of elastic, bonding, optoelectronic and thermophysical properties	30
Extremely high sensitivity magnetic field sensing based on birefringence-induced dispersion turning point characteristics of microfiber coupler	30
1.7–18 µm mid-infrared supercontinuum generation in a dispersion-engineered step-index chalcogenide fiber	29
Soliton solutions to voltage analysis in nonlinear electrical transmission lines and electric signals in telegraph lines	29
Size effects of AlGaInP red vertical micro-LEDs on silicon substrate	29
Applying fixed point methods and fractional operators in the modelling of novel coronavirus 2019-nCoV/SARS-CoV-2	29
Optimal control and sensitivity analysis for transmission dynamics of Coronavirus	29
Numerical solution and dynamical behaviors for solving fractional nonlinear Rubella ailment disease model	29
Fibonacci wavelet method for solving time-fractional telegraph equations with Dirichlet boundary conditions	29
Analysis of particle size on mass dependent attenuation capability of bulk and nanoparticle PbO radiation shields	29
Mathematical analysis of a COVID-19 model with double dose vaccination in Bangladesh	29
Thermodynamic properties of improved deformed exponential-type potential (IDEP) for some diatomic molecules	29
New soliton wave structures of fractional Gilson-Pickering equation using tanh-coth method and their applications	29
Electronic structure, elastic, optical and thermodynamic properties of cubic perovskite NaBaF3 with pressure effects: First-principles calculations	29
Study of nonlinear radiative heat transfer with magnetic field for non-Newtonian Casson fluid flow in a porous medium	29
Various optical soliton for a weak fractional nonlinear Schrödinger equation with parabolic law	29
Lie analysis, conservation laws and travelling wave structures of nonlinear Bogoyavlenskii–Kadomtsev–Petviashvili equation	29
Lattice Boltzmann simulation of natural convection heat transfer of a nanofluid in a L-shape enclosure with a baffle	29
Mathematical analysis of HBV and HCV co-infection model under nonsingular fractional order derivative	29
Application of the unified method to solve the Biswas–Arshed model	28