Publications
Sumit Kumar, S. Sharma, A. Kashyap and Nitu Kumari (2024) Role of Pollution in the Recent Zika Outbreak in Colombia: A Mathematical Study, Journal of Applied Nonlinear Dynamics. ESCI, 13, no. 3 : 491-505. (MCQ = 0.07)
Shubhangi Dwivedi and Nitu Kumari (2023) Assessment of Parameters for Phase Synchronization of A Chaotic Food Chain System with Allee and Refugia Effects under Seasonal Fluctuations, Chaos , American Institute of Physics (IF = 3.74, MCQ = 0.35)
Kanav Singh Rana and Nitu Kumari (2023) Application of Dynamic Mode Decomposition and Compatible Window-Wise Dynamic Mode Decomposition in deciphering COVID-19 dynamics of India, Computational and Mathematical Biophysics, De Gruyter (MCQ = 0.68)
Shubhangi Dwivedi, S.Keerthana Perumal, Sumit Kumar, Samit Bhattacharyya and Nitu Kumari (2023) Impact of Cross border reverse migration in Delhi-UP region of India during COVID-19 Lockdown, Computational and Mathematical Biophysics, De Gruyter, 11, no. 1: 20220151peru (MCQ = 0.68)
Sumit Kumar, S. Sharma, A. Kashyap, Nitu Kumari and Ravi P. Agarwal (2023) Modelling the effect of environmental population on Zika outbreak: A case study of Brazil, Discrete and Continuous Dynamical Systems Series S, AIMS. (IF = 1.86, MCQ = 0.73)
Nitu Kumari, Sumit Kumar, Sandeep Sharma, Fateh Singh and Rana Parshad (2023) Basic Reproduction Number Estimation and Forecasting of COVID-19: A Case Study of India, Brazil and Peru, Communications on Pure and Applied Analysis (AIMS), 22. No. 2 doi: 10.3934/cpaa.2021170. (IF = 1.916, MCQ = 0.94)
Vikas Kumar and Nitu Kumari (2022) Stability and Bifurcation Analysis of Fractional-Order Delayed Prey–Predator System and the Effect of Diffusion International Journal of Bifurcation and Chaos (World Scientific) https://doi.org/10.1142/S021812742250002X (IF = 2.83, MCQ = 0.23 )
Nitu Kumari and Vikas Kumar (2022) Controlling chaos and pattern formation study in a tritrophic food chain model with cannibalistic intermediate predator, European Physical Journal Plus, 137, Article number: 345 (IF = 3.758)
V Kumar, Nitu Kumari, Ravi P Agarwal (2022) Spatiotemporal dynamics and Turing patterns in an eco-epidemiological model with cannibalism, Results in Control and Optimization 9, 100183
S Dwivedi, Nitu Kumari, R K Upadhyay (2022) Chaos synchronization: Using prey abundance to synchronize two chaotic GLV models, (Accepted), Journal of Dynamical Systems and Geometric Theories, Taylor & Francis Publ.(MCQ = 0.15)
O.J. Peter, A. Yusuf, M.M. Ojo, Sumit Kumar, Nitu Kumari, F.A. Oguntolu (2022) A Mathematical Model Analysis of Meningitis with Treatment and Vaccination in Fractional Derivatives. International Journal of Applied and Computational Mathematics 8, 117, https://doi.org/10.1007/s40819-022-01317-1 (MCQ = 0.18)
Peter, O. J., Sumit Kumar, Nitu Kumari, Oguntolu, F. A., Oshinubi, K., & Musa, R. (2022). “Transmission dynamics of Monkeypox virus: a mathematical modelling approach”. Modeling Earth Systems and Environment, Springer, 8, pp. 3423–3434.
Soumen Kundu, Nitu Kumari, Said Kouachi and Piu Kundu (2022) "Stability and bifurcation analysis of a heroin model with diffusion, delay and nonlinear incidence rate", Modeling Earth Systems and Environment (Springer), 8, pp.1351–1362.
Shubhangi Dwivedi, Nitu Kumari and Ranjit Kumar Upadhyay (2021)- Chaos Synchronization of Two Coupled GLV Models using Active and Adaptive Control Techniques, Journal of Dynamical Systems and Geometric Theories, Taylor & Francis (MCQ = 0.15)
Nishith Mohan and Nitu Kumari (2021) Coexistence States of a Ratio-Dependent Predator-Prey Model with Nonlinear Diffusion, 176, Art 11 , Acta Applicandae Mathematicae (IF = 1.56, MCQ = 0.86)
Vikas Kumar and Nitu Kumari (2021) “Bifurcation study and pattern formation analysis of a tritrophic food chain model with group defense and Idle-like nonmonotonic functional response”, Chaos, Solitons and Fractals (Elsevier), 147,110964 https://doi.org/10.1016/j.chaos.2021.110964 , (IF: 7.8, MCQ = 0.68)
Nishith Mohan and Nitu Kumari (2021) "Positive steady states of a SI epidemic model with cross diffusion" Applied Mathematics and Computation (Elsevier) (IF: 4.39, MCQ = 0.7)
Nitu Kumari and Shubhangi Dwivedi (2020)- Fundamental Concepts of Synchronization: An Introduction: From Classical to Modern Resonance, 25, 539- 565
Nitu Kumari and Nishith Mohan (2020) "Positive solutions and pattern formation in a diffusive tritrophic system with Crowley–Martin functional response." Nonlinear Dynamics (Springer) 1-22 (Impact factor 4.604)
Vikas Kumar, Nitu Kumari (2020) “Controlling chaos in three species food chain model using fear effect”, AIMS Mathematics 5(2): 828-842.
Sandeep Sharma and Nitu Kumari (2020) Modeling the impact of rain on population exposed to air pollution, International Journal of Nonlinear Sciences and Numerical Simulations (De Grutyer), https://doi.org/10.1515/ijnsns-2017-0109 . (Impact factor 1.033)
Vikas Kumar and Nitu Kumari (2020) “Stability and Bifurcation Analysis of Hassell-Varley Prey-Predator System with Fear Effect”, International Journal of Applied and Computational Mathematics (Springer)
Binayak Nath, Vikas Kumar, Nitu Kumari (2020) Prodip Roy and Krishna Pada Das. “Role of Cannibalism in Controlling Chaos in Leslie-Gower-type Tritrophic Food Chain Model”, Nonlinear Studies, 27(3).
B. Nath, Vikas Kumar, Nitu Kumari, S Maiti and K P Das (2020) “A Study of Chaos and its Possible Control in an Eco-epidemiological Model with an Alternative Food Source in Predator and Weak Allee Effect in Prey Species” Nonlinear Studies, 27(3).
Nitu Kumari and Nishith Mohan (2019) Cross Diffusion Induced Turing patterns in a Tritrophic food chain model with Crowley Martin Functional Response, Mathematics (MDPI), Special Issue: Partial Differential Equations in Ecology: 80 years and Counting, Vol. 7 (3), pp. 229. (Impact factor 1.105)
B Nath, Nitu Kumari, V Kumar, KP Das (2019) Refugia and Allee Effect in Prey Species Stabilize Chaos in a Tri-Trophic Food Chain Model, Differential Equations and Dynamical Systems (Springer), pp. 1-27
Sandeep Sharma and Nitu Kumari (2019) Dynamics of a waterborne pathogen model under the influence of environmental pollution, Applied Mathematics and Computation (Elsevier). Vol 346, pp. 219-243, (Impact factor 3.092)
Nitu Kumari and Sandeep Sharma (2018) Modeling the dynamics of infectious disease under the influence of environmental pollution, International Journal of Applied and Computational Mathematics (Springer). Vol. 4 (3) Article 84.
Sandeep Sharma and Nitu Kumari (2017) Backward Bifurcation in a Cholera Model: A case study of outbreak in Zimbabwe and Haiti, International Journal of Bifurcation and Chaos (World Scientific), Vol 27 (11), pp. 1750170 (20 pages), (Impact factor 2.145)
Sandeep Sharma and Nitu Kumari (2017) Why to consider environmental pollution in cholera modelling?,Mathematical Methods in Applied Sciences (Wiley), Vol 40 (18), pp. 6348-6370, (Impact factor 1.017)
R. D. Parshad, S. Kouachi, Nitu Kumari, and H. A. Abderrahmane (2017) Global Existence and Long Time Dynamics of a Four Compartment Brusselator Type System Dynamics of Continuous, Discrete and Impulsive Systems Series A: Mathematical Analysis, Vol. 24, pp. 79-120
Nitu Kumari and Sandeep Sharma (2016) Does water disinfectant play a supportive role in the spread of infectious disease? A mathematical study, Natural Resource Modeling (Wiley), Vol. 29(2), pp. 259-288, (Impact factor 1.196)
R. D. Parshad, S. Kouachi, and Nitu Kumari (2016) A Comment on "Mathematical study of a Leslie-Gower type tritrophic population model in a polluted environment" [Modeling Earth Systems and Environment 2 (2016) 1-11.],Modeling Earth Systems and Environment (Springer) Vol. 2, pp. 93
R. D. Parshad, S. Bhowmick, V. Chand, Nitu Kumari and N. Sinha (2016) What is India Speaking? Exploring the “Hinglish” Invasion, Physica A (Elsevier), Vol. 449, pp. 375-389. (Impact factor 1.732)
R.D. Parshad, K. Black, E. Quansah, R.K. Upadhyay, S.K. Tiwari and Nitu Kumari (2016) Long time dynamics of a three-species food chain model with Allee effect in the top predator, Computers and Mathematics with Applications (Elsevier), Vol. 71, pp. 503-528, (Impact factor 1.697)
R. D. Parshad, Nitu Kumari, Said Kouachi (2015) A remark on “Study of a Leslie Gower type tritrophic population model [Chaos Solitons and Fractals 14 (2002) 1275-1293]”, Chaos Solitons & Fractals (Elsevier), Vol. 71, pp. 22-28, (Impact factor 1.448)
R. D. Parshad, Nitu Kumari, A. Kasimov and H. A. Abderrahmane (2014) Turing patterns and long time behavior in a three species food chain model, Mathematical Biosciences (Elsevier), Vol. 254, pp. 83-102, (Impact factor 1.622)
Nitu Kumari (2013) “Pattern Formation in Spatially Extended Tritrophic Food Chain Model Systems: Generalist versus Specialist top predator”, ISRN Biomathematics, Article id 198185
R. D. Parshad, H. A. Abderrahmane, R. K. Upadhyay, and Nitu Kumari (2013) “Finite time blow up in a realistic food chain model”, ISRN Biomathematics, Article id 424062
V. Rai, R.K. Upadhyay, S. N. Raw and Nitu Kumari (2011) “Some aspects of animal behavior and community dynamics”, Computational Ecology and Software, Vol. 1, No.3, pp. 153-182. (Impact factor 0.1176)
R.K. Upadhyay, Nitu Kumari and Vikas Rai (2010) “Modeling spatiotemporal dynamics of vole populations in Europe and America”, Mathematical Biosciences (Elsevier), Vol. 223, pp. 47-57, (Impact factor 1.622)
B. Dubey, Nitu Kumari and R. K. Upadhyay (2009) Spatiotemporal pattern formation in a diffusive predator-prey system: An analytical approach, Journal of Applied Mathematics and Computing (Springer-Verlag), Vol. 31, pp. 413-432
R. K. Upadhyay, Nitu Kumari and Vikas Rai (2009) Wave of chaos in a diffusive system: Generating realistic patterns of patchiness in plankton fish dynamics, Chaos Solitons and Fractals (Elsevier), Vol. 40, No. 1, pp. 262-276, (Impact factor 1.448)
R. K. Upadhyay, Nitu Kumari and Vikas Rai (2009) Exploring dynamical complexity in diffusion driven predator-prey systems: effect of toxin producing phytoplankton and spatial heterogeneities, Chaos Solitons and Fractals (Elsevier), Vol. 42, pp. 584-594, (Impact factor 1.448)
R. K. Upadhyay, Nitu Kumari and Vikas Rai (2009) “Wave phenomena and edge of chaos in a predator-prey system under Allee effect”, Differential Equations and Dynamical Systems (Springer-Verlag), Vol. 13, No. 3, pp. 301-317
R. K. Upadhyay, Nitu Kumari and V. S. H. Rao (2008) Modelling the spread of Bird Flu and predicting outbreak diversity, Nonlinear Analysis: Real World Applications (Elsevier), Vol. 9, pp. 1638-1648. (Impact factor 2.519)
R. K. Upadhyay, Nitu Kumari and Vikas Rai (2008) Wave of chaos and pattern formation in a spatial predator-prey system with Holling type IV functional response, Mathematical Modelling in Natural Phenomena, Vol. 3, No. 4, pp. 71-95, (Impact factor 0.725)
R. K. Upadhyay, R. K. Naji and Nitu Kumari (2007) Dynamical complexity in some ecological models: effect of toxin production by phytoplankton, Nonlinear Analysis: Modelling and Control, Vol. 12, No. 1, pp. 1-16, (Impact factor 1.099)