Faculty Details

• B.Sc. in Mathematics (Hons), Malda College (University of North Bengal), 2003
• M.Sc. in Mathematics, University of North Bengal, 2005
• Ph.D. in Plasma Dynamics & Dynamical Systems, Visva-Bharati University, 2016

• Professor (CSE), SMIT (SMU) - Teaching & Research (1st April 2025 - Present)
• Assistant Professor (SG) (Maths), SMIT (SMU) - Teaching & Research (22nd June 2016 - 31st March 2025)
• Assistant Professor-I (Maths), SMIT (SMU) - Teaching & Research (11th September 2012 - 21st June 2016)
• Assistant Professor-II (Maths), SMIT (SMU) - Teaching & Research (8th March 2007 - 10th September 2012)
• Lecturer (Maths), SMIT (SMU) - Teaching (8th March 2006 - 7th March 2007)

• Top 2% Most Influential Scientist in the World, Stanford University - October 2025 (International, Rank: 89650)
• Associate Member, Institute of Physics (IOP) - March 2025 to February 2026 (International)
• Top 2% Most Influential Scientist in the World, Stanford University - October 2024 (International, Rank: 97882)
• Top 2% Most Influential Scientist in the World, Stanford University - October 2023 (International, Rank: 79407)
• IOP Trusted Reviewer, Institute of Physics (IOP) - September 2023 (International)
• Top 2% Most Influential Scientist in the World, Stanford University - October 2022 (International, Rank: 123568)
• Top 2% Most Influential Scientist in the World, Stanford University - October 2021 (International, Rank: 150346)
• Top 2% Most Influential Scientist in the World, Stanford University - October 2020 (International, Rank: 281417)

• Area of Interest: Partial Differential Equations, Nonlinear Dynamics, Plasma Dynamics, Space Plasmas, Transmission Lines
• Area of Expertise: Applied Mathematics, Nonlinear Wave Features, Dynamics of Waves, Dynamical Systems
• Area of Research: Nonlinear Wave Phenomena in Plasmas & Elastic Rods, Pulses in Transmission Lines, Bifurcation and Chaos

Dr. Asit Saha is a Professor in the Department of Computer Science and Engineering at SMIT (Sikkim Manipal Institute of Technology), Sikkim Manipal University.

• Teacher Guardian of Undergraduate (UG) and Postgraduate (PG) Students.
• R&D Representative, SMIT.
• DRC Member of the Department of Mathematics and the Department of Computer Science and Engineering.
• Member of the Central Library Committee.

• Comparative study of oversampling the lossy acoustic signal using estimate wavelet transform and cubic spline interpolation

  January 01, 2013 | Dr Archit Ajay Yajnik

  Proceedings of the World Congress on Engineering 2013 Vol I, WCE 2013, July 3 - 5, 2013, London, U.K. pp. 80-84, ISBN: 978-988-19251-0-7, 2013

• Approximation of a digital signal using estimate wavelet transform

  January 01, 2011 | Dr Archit Ajay Yajnik

  International Conference on Computational Science and Its Applications-2011, IEEE Computer Society, 171-175, ISBN: 978-3-642-39642-7, 2011

• Wavelet feature based confusion character sets for Gujarati script

  January 01, 2007 | Dr Archit Ajay Yajnik | Jignesh Dholakia | Atul Negi

  International Conference on Computational Intelligence and Multimedia Applications 2007, IEEE Computer Society, 366-372, ISBN: 0-7695-3050-8, 2007

• Identification of Gujarati characters using wavelets and neural networks

  January 01, 2006 | Dr Archit Ajay Yajnik | S Ramamohan

  Artificial Intelligence and Soft Computing, Palma De Mallorca, Spain, ACTA Press, pp. 150-155, ISBN: 978-0-88986-925-7, 2006

• Gujarati numeral recognition using wavelets and neural network

  January 01, 2005 | Dr Archit Ajay Yajnik | S Ramamohan

  Indian International Conference on Artificial Intelligence, Pune, India. IICAI-2005. pp. 397-406, ISBN: 978-0-9727412-8-6

Books / Proceedings

• Proceedings of the 2nd International Conference on Nonlinear Dynamics and Applications (ICNDA 2024), Volume 3: Dynamical Models, Communications and Networks (2024) - A Saha, S Banerjee - Springer - https://doi.org/10.1007/978-3-031-69146-1
• Proceedings of the 2nd International Conference on Nonlinear Dynamics and Applications (ICNDA 2024), Volume 2: Complex Systems, Fractals and Nonlinear Flows (2024) - A Saha, S Banerjee - Springer - https://doi.org/10.1007/978-3-031-69134-8
• Proceedings of the 2nd International Conference on Nonlinear Dynamics and Applications (ICNDA 2024), Volume 1: Nonlinear Waves and Plasma Dynamics (2024) - A Saha, S Banerjee - Springer - https://doi.org/10.1007/978-3-031-66874-6
• Nonlinear Dynamics and Applications - Proceedings of the ICNDA 2022 (2022) - S Banerjee, A Saha - Springer - https://doi.org/10.1007/978-3-030-99792-2
• Dynamical Systems and Nonlinear Waves in Plasmas (2021) - A Saha, S Banerjee - CRC Press - https://doi.org/10.1201/9781003042549

Journals (Selected)

• Investigation of Nonlinear Dust-Acoustic Waves in the Presence of an Electron Beam (2026) - M Eghbali et al. - IEEE Transactions on Plasma Science - https://doi.org/10.1109/TPS.2025.3643475
• Periodic, multi-periodic, quasiperiodic and shock ocean waves (2026) - NK Das et al. - Physics Letters A - https://doi.org/10.1016/j.physleta.2025.131236
• New families of soliton solutions (2026) - D Pradhan et al. - Mathematics and Computers in Simulation - https://doi.org/10.1016/j.matcom.2025.05.016
• Multi-soliton in Venus ionosphere (2025) - K Chettri et al. - Discover Space - https://doi.org/10.1007/s11038-025-09575-x
• Nonlinear waves in Earth's magnetosheath (2025) - J Sarkar, A Saha - Scientific Reports - https://doi.org/10.1038/s41598-025-11306-1
• Electric signals in transmission line (2025) - D Pradhan et al. - Optical and Quantum Electronics - https://doi.org/10.1007/s11082-025-08334-6
• Wave features in compressible rod (2025) - Y Chettri et al. - International Journal of Applied Mechanics - https://doi.org/10.1142/S1758825125500590
• Dust acoustic waves in stellar environment (2025) - J Sarkar et al. - https://doi.org/10.1007/s41614-025-00183-w
• Fractional KdV tsunami waves (2025) - P Chatterjee et al. - https://doi.org/10.1080/00036811.2024.2426238

Student Projects

• Electric signals in transmission line (2024) - Dickcha Pradhan - https://doi.org/10.1007/s11082-025-08334-6
• Electron-acoustic waves (2023) - Yogesh Chettri - https://doi.org/10.1007/s11082-023-05898-z
• Dust-Ion-Acoustic Wave Phenomena (2021) - Roshna Acharya - https://doi.org/10.1007/s13538-023-01378-7
• Dust-ion-acoustic wave solutions (2020) - Puja Sharma - https://doi.org/10.1080/16583655.2021.1999052
• Shock and Snoidal Waves (2019) - Ruchi Thapa - https://doi.org/10.1007/978-981-16-6890-6_70
• Ion-Acoustic Waves (2019) - Durga Prasad Chapagai - https://doi.org/10.1515/zna-2019-0210
• Dust ion acoustic waves (2017) - Koyeli Sarkar - https://doi.org/10.1016/j.physa.2018.02.213
• Positron-acoustic waves (2016) - Jharna Tamang - https://doi.org/10.1063/1.4994396
• Dust acoustic wave solutions (2015) - Tapash Saha - https://doi.org/10.1007/s40094-016-0226-8
• Bifurcations of nonlinear ion acoustic waves (2015) - Tapash Saha
• Zakharov-Kuznetsov equation study (2012) - Punam Kumari Prasad - http://dx.doi.org/10.12732/ijpam.v87i6.8