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Faculty members

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Inside a building, a man dressed in a traditional white uniform with a red and white Saudi shemagh wears a neutral expression as if he were taking a picture of a faculty file at Qassim University.
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Khaled Hocine Ahmed Zennir

Full Professor
College of Sciences
Department of Mathematics

Personal data

  • k.Zennir@qu.edu.sa
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    Scientific qualifications

    • Doctor of Science - Mathematics
    • University qualification
    • Master of Mathematics
    • Bachelor of Sports

    Research interests

    • My research interests lie in Nonlinear Hyperbolic Partial Differential Equations

    Published research

    • Strong Stability of the Thermoelastic Bresse System with Second Sound and Fractional Delay (2025-02-27)
    • Single- and Multi-Valued Problems Involving Mixed (k1,η)-Hilfer and (k2,φ)-Hilfer Fractional Derivatives for the Fractional Navier Problem (2025-05-02)
    • Existence and Stability Results for Fractional Fully Hybrid Elastic Beam Equation: Caputo-Like Formulation (2025-06-18)
    • Existence and Dynamics of κth-order Solution for Nonlinear Wave Equation with Averaged Damping in Weighted Spaces (2025-06-17)
    • On the Existence and Behavior of Solutions to a p(x)-Biharmonic-Type Hyperbolic Equation with Nonlinear Damping and a Source Term with a Variable Exponent (2025-01-01)
    • On a Certain Class of GA-Convex Functions and Their Milne-Type Hadamard Fractional-Integral Inequalities (2025-02-01)
    • Global Existence, General Decay, and Blow-up of Solutions for a p-Biharmonic Equation of Hyperbolic Type with Delay and Acoustic Boundary Conditions (2025-06-26)
    • EXISTENCE AND GENERAL QUALITATIVE PROPERTIES OF $\kappa$TH-ORDER SOLUTION FOR NONLINEAR VISCOELASTIC WAVE EQUATION WITH AVERAGED DAMPING IN WEIGHTED SPACES (Retracted article. See vol. 15, pg. 251, 2026) (2025-07-25)
    • Well-posedness for a coupled system of gKdV equations in analytic spaces (2025-01-01)
    • On the study of the hyperbolic p(.)-biharmonic equation with no flux boundary condition (2025-01-01)
    • Spatial analyticity of solutions for a coupled system of generalized KdV equations (2024-04-19)
    • Global well-posedness and exponential stability results of a class of Bresse-Timoshenko-type systems with distributed delay term (2020-04-20)
    • Existence and uniqueness results for initial value problem of nonlinear fractional integro-differential equation on an unbounded domain in a weighted Banach space (2020-10-15)
    • Well-posedness and stability for a Petrovsky equation with properties of nonlinear localization for strong damping (2020-10-13)
    • Positive solutions for integral nonlinear boundary value problem in fractional Sobolev spaces (2021-07-12)
    • Spatial analyticity of solutions to higher order water wave models (2022-09-27)
    • Dynamics of a coupled system for nonlinear damped wave equations with variable exponents (2020-11-09)
    • On the Behavior of Solutions for a Class of Nonlinear Viscoelastic Fourth-Order p(x)-Laplacian Equations (2023-08-01)
    • Local well-posedness and time regularity for a fifth-order shallow water equations in analytic Gevrey-Bourgain spaces (2020-09-22)
    • Positive solutions for a fractional configuration of the Riemann-Liouville semilinear differential equation (2022-01-24)
    • Well-posedness and General Decay for the Moore-Gibson-Thompson Equation in Viscoelasticity with a Delay Term (2021-01-30)
    • Existence of solutions for a class of nonlinear impulsive wave equations (2021-09-21)
    • Lifespan of solutions for a class of pseudo-parabolic equation with weak-memory (2020-04-01)
    • Global existence and stabilization of the quasilinear Petrovsky equation with localized nonlinear damping (2024-11-27)
    • THE EXISTENCE, ASYMPTOTIC BEHAVIOUR AND BLOW-UP OF SOLUTION OF A PLATE EQUATION WITH NONLINEAR AVERAGED DAMPING (2024-12-24)
    • Stability of Timoshenko system coupled with thermal law of Gurtin-Pipkin affecting on shear force (2021-02-06)
    • CLASSICAL SOLUTIONS FOR A BVP FOR A CLASS OF IMPULSIVE FRACTIONAL PARTIAL DIFFERENTIAL EQUATIONS (2022-11-23)
    • Nonexistence of Global Solutions for Coupled Systems of Pseudoparabolic Equations with Variable Exponents and Weak Memories (2021-02-28)
    • Blow-Up of Certain Solutions to Nonlinear Wave Equations in the Kirchhoff-Type Equation with Variable Exponents and Positive Initial Energy (2021-04-08)
    • Global Well-Posedness for Coupled System of mKdV Equations in Analytic Spaces (2021-03-05)
    • New Estimates of Solution to Coupled System of Damped Wave Equations with Logarithmic External Forces (2021-04-10)
    • LOCAL EXISTENCE AND GLOBAL NONEXISTENCE OF A SOLUTION FOR A LOVE EQUATION WITH INFINITE MEMORY (2021-03-01)
    • WELL-POSEDNESS AND GENERAL ENERGY DECAY OF SOLUTION FOR TRANSMISSION PROBLEM WITH WEAKLY NONLINEAR DISSIPATION (2021-06-01)
    • Duality of fractional derivatives: On a hybrid and non-hybrid inclusion problem (2024-08-04)
    • Exponential stability of Timoshenko system in thermoelasticity of second sound with a memory and distributed delay term (2021-12-31)
    • Global nonexistence of solutions for Caputo fractional differential inequality with singular potential term (2021-03-09)
    • Existence and Asymptotic Stability of the Solution for the Timoshenko Transmission System with Distributed Delay (2023-09-01)
    • Decay Properties for Transmission System with Infinite Memory and Distributed Delay (2024-02-01)
    • Existence Results for Systems of Nonlinear Second-Order and Impulsive Differential Equations with Periodic Boundary (2023-12-01)
    • Exploring Thermoelastic Effects in Damped Bresse Systems with Distributed Delay (2024-03-01)
    • A Novel Decay Rate for a Coupled System of Nonlinear Viscoelastic Wave Equations (2020-02-01)
    • Well-Posedness and Time Regularity for a System of Modified Korteweg-de Vries-Type Equations in Analytic Gevrey Spaces (2020-05-01)
    • General Decay Rate of Solution for Love-Equation with Past History and Absorption (2020-09-01)
    • Well-Posedness and Energy Decay Rates for a Timoshenko-Type System with Internal Time-Varying Delay in the Displacement (2023-10-01)
    • Well-posedness and stability for Bresse-Timoshenko type systems with thermodiffusion effects and nonlinear damping (2021-01-01)
    • Gevrey regularity for the generalized Kadomtsev-Petviashvili I (gKP-I) equation (2021-01-01)
    • Blow-up of solutions for a class of wave $p(x)$-bi-Laplace equations with nonlinear dissipation (2023-01-01)
    • Nondecreasing analytic radius for the Kawahara-Korteweg-de-Vries equation (2024-01-01)
    • Decay for thermoelastic laminated beam with nonlinear delay and nonlinear structural damping (2024-01-01)
    • Classical solutions for 1-dimensional and 2-dimensional Boussinesq equations (2022-01-01)
    • Study of a Coupled Ψ-Liouville-Riemann Fractional Differential System Characterized by Mixed Boundary Conditions (2024-09-01)
    • Multiplicatively Simpson Type Inequalities via Fractional Integral (2023-02-01)
    • Stability of a Nonlinear Viscoelastic Wave Equation with a Logarithmic-Type Source in Lebesgue-Sobolev Spaces with Variable Exponents (2026-12-31)
    • Exponential Growth of Solutions to the Wave Equations with Boundary Fractional Derivative Damping and a Boundary Source Term (2026-04-15)
    • New and Effective Oscillation Criteria for Solutions of a Class of First-Order Advanced Differential Equations Involving the Generalized Hausdorff Derivative (2026-01-01)
    • Existence and stabilization of the wave equation with past history and fractional damping controls (2026-05-17)
    • STABILIZATION OF THE WAVE EQUATION WITH DYNAMICAL BOUNDARY CONDITIONS AND AN INTERNAL DELAY TERM (2026-02-01)
    • Novel Iterative Methods to Show Classical Solutions of the Rotational Two-Component Camassa-Holm System (2026-01-26)
    • Asymptotic behavior of solutions for porous flexible structures with second sound thermal effect (2025-01-01)
    • OSCILLATION THEOREMS FOR PARTIAL DYNAMIC EQUATIONS WITH TIME-SCALE SOLUTIONS (2025-01-01)
    • Strong Stability for a Viscoelastic Transmission Problem Under a Nonlocal Boundary Control (2024-10-01)
    • Global solution for wave equation involving the fractional Laplacian with logarithmic nonlinearity (2024-01-01)
    • On the time decay for a thermoelastic laminated beam with microtemperature effects, nonlinear weight, and nonlinear time-varying delay (2023-01-01)
    • Global existence and energy decay for a transmission problem under a boundary fractional derivative type (2023-01-01)
    • Classical Solutions for the Generalized Korteweg-de Vries Equation (2023-08-01)
    • FINITE TIME BLOW-UP FOR A VISCOELASTIC WAVE EQUATION WITH WEAK-STRONG DAMPING AND POWER NONLINEARITY (2021-07-01)
    • Global well-posedness for the fifth-order Kadomtsev-Petviashvili II equation in anisotropic Gevrey spaces (2021-01-01)
    • A sharper decay rate for a viscoelastic wave equation with power nonlinearity (2019-12-02)
    • Uniform Decay for a Viscoelastic Wave Equation with Density and Time-Varying Delay in Rn (2019-01-01)
    • Existence and Smoothness Results for a New Class of n-Dimensional Navier-Stokes Equations (2019-01-01)
    • General decay of nonlinear viscoelastic Kirchhoff equation with Balakrishnan-Taylor damping and logarithmic nonlinearity (2019-09-30)
    • Decay of an Extensible Viscoelastic Plate Equation with a Nonlinear Time Delay (2019-09-01)
    • Existence of Positive Solutions and Its Asymptotic Behavior of (p(x), q(x))-Laplacian Parabolic System (2019-03-06)
    • Exponential decay of thermo-elastic Bresse system with distributed delay term (2018-01-01)
    • One spatial variable thermoelastic transmission problem in viscoelasticity located in the second part (2018-11-15)
    • A finite-time blow-up result for a class of solutions with positive initial energy for coupled system of heat equations with memories (2018-03-15)
    • Polynomial stability for system of 3 wave equations with infinite memories (2018-01-15)
    • Polynomial Decay of Solutions to the Cauchy Problem for a Petrovsky-Petrovsky System in ℝ^n (2016-12-01)
    • Global nonexistence of solutions for a system of nonlinear viscoelastic wave equations with degenerate damping and source terms (2013-10-01)
    • KHALED ZENNIR. EXISTENCE AND GENERAL QUALITATIVE PROPERTIES OF kTH-ORDER SOLUTION FOR NONLINEAR VISCOELASTIC WAVE EQUATION WITH AVERAGED DAMPING IN WEIGHTED SPACES. EVOLUTION EQUATIONS AND CONTROL THEORY, 14 (2025), 1660-1677. DOI:10.3934/EECT.2025048 (2026-01-01)
    • Results on the Existence of Solutions for Generalized nD Navier-Stokes Equations (2019-12-31)
    • Exponential Growth of Solutions with Lp-Norm of a Nonlinear Viscoelastic Hyperbolic Equation (2013-01-01)
    • Global existence and dynamic structure of solutions for damped wave equation involving the fractional Laplacian (2021-01-01)
    • Local and Global Existence of Solution for Love Type Waves with Past History (2020-11-01)
    • A Two-Dimensional Mathematical Model of Heat Propagation Equations and Their Significance for Soil Temperature (2019-04-01)
    • Existence of solutions for impulsive wave equations (2023-01-01)
    • On Hybrid and Non-Hybrid Discrete Fractional Difference Inclusion Problems for the Elastic Beam Equation (2024-08-01)
    • Numerical Approach Based on the Haar Wavelet Collocation Method for Solving a Coupled System with the Caputo-Fabrizio Fractional Derivative (2024-06-01)
    • Applications of Structural Nabla Derivatives on Time Scales to Dynamic Equations (2024-06-01)
    • Fractional Weighted Midpoint-Type Inequalities for s-Convex Functions (2023-03-01)
    • Stability for Weakly Coupled Wave Equations with a General Internal Control of Diffusive Type (2023-01-01)
    • Loss of Exponential Stability for a Delayed Timoshenko System Symmetrically in Both Viscoelasticity and Fractional Boundary Controls (2025-03-12)
    • On nonnegative classical solutions of coupled Euler-Poisson-Darboux-Tricomi equations with nonlinear sources (2026-01-01)
    • Finite time blow up of solutions for coupled system of wave equations with nonlinear memory terms (2026-01-22)
    • A coupled system of mKdV-KdV equations with damping (2026-12-31)
    • CLASSICAL SOLUTIONS WITH NEW TOPOLOGICAL PROPERTIES FOR N-DIMENSIONAL PHYSICAL MODELS: SCHRODINGER AND WAVE EQUATIONS (2025-01-01)
    • Hyers-Ulam stability of coupled systems for stochastic differential equations with random impulses driven by Poisson jumps (2025-01-01)
    • First-Order Impulses for an Impulsive Stochastic Differential Equation System (2025-09-29)
    • Asymptotic Controllability of Coupled Fractional Stochastic Sobolev-Type Systems with a Nonlocal Condition (2025-09-11)
    • Generalized fractional derivatives and fourier transforms in tempered distributions with applications (2025-01-01)
    • Averaged Systems of Stochastic Differential Equations with Lévy Noise and Fractional Brownian Motion (2025-06-27)
    • White-Noise-Driven KdV-Type Boussinesq System (2025-05-26)
    • Iterative methods with new topological properties to show a new classical solutions of the Burgers equation (2025-05-13)
    • Hyers-Ulam Stability Results for Solutions to a Multi-Point φ-Riemann-Liouville Fractional Boundary Value Problem (2025-04-28)
    • Stability Properties of Distributional Solutions for Nonlinear Viscoelastic Wave Equations with Variable Exponents (2025-03-22)
    • Existence and stability analysis of a problem of the Caputo fractional derivative with mixed conditions (2025-01-01)
    • On the study of the radius of analyticity for Korteweg-de-Vries type systems with weak damping (2024-01-01)
    • A Qualitative Analysis of a Non-Linear Coupled System under Two Types of Fractional Derivatives along with Mixed Boundary Conditions (2024-07-01)
    • Classical Solutions for the Generalized Kawahara-KdV System (2023-06-01)
    • Existence and Qualitative Properties of Solution for a Class of Nonlinear Wave Equations with Delay Term and Variable-Exponents Nonlinearities (2023-04-30)
    • Local Existence and Blow-Up of Solutions for Wave Equation Involving the Fractional Laplacian with Nonlinear Source Term (2023-04-01)
    • Energy decay of solution for nonlinear delayed transmission problem (2023-01-01)
    • A New Topological Approach to Target the Existence of Solutions for Nonlinear Fractional Impulsive Wave Equations (2022-12-01)
    • A new strict decay rate for systems of longitudinal m-nonlinear viscoelastic wave equations (2022-01-01)

    Teaching materials

    • Calculating Math Vectors 204
    • Differential equations Math313
    • Math 251

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