Professional  Experiences:

•  Assistant Professor, Department of Mathematics, School of Sciences, National Institute of Technology, Andhra Pradesh ( July, 2018-till date)
• Assistant Professor,  Department of Mathematics, Patliputra University, (S U College Campus, Hilsa, Nalanda), Bihar (Dec 2017-July, 2018.)
• Assistant Professor(Adhoc), Department of Mathematics, National Institute of Technology, Jamshedpur (July 2016 – Dec 2017)
• Assistant Professor(Adhoc), Department of Mathematics, National Institute of Technology, Calicut, Kerala (August 2015 – May 2016)
• Research Associate, Department of Applied Mathematics, Indian School of Mines, Dhanbad(August 2014 – June 2015).      

Research Areas:

• Differential Equations,
• Wave Mechanics,
• Elastodynamics,
• Artificial Neural Networks,
• Fuzzy Computation,
• Dynamical System

Current members in our Group:

1.  Mr. Arindam Nath
2. Ms. Arpita Maji
3. Mr. Sudhir A
4. Mr. Subrata Mondal
5. Mr. Rakesh Kumar
6. Ms. Anasuya Kumari

Ongoing/ Completed Projects:

Leadership quality

Workshop and school attended

Publication Summary

      Manuscripts published in International Journals

1. Arpita Maji, Sudarshan Dhua,  “Propagation of magnetoelastic shear wave in an initially stressed inhomogeneous composite layered structure with an imperfect interface”, “International Journal of Geomechanics(ASCE)”, 23(12) 04023221(2023)

2. Arindam Nath, Sudarshan Dhua, “Love-type waves generated by an impulsive source in a conductive polymer-coated piezoelectric composite structure”, Acta Mechanica (Springer),.Doi: 10.1007/s00707-023-03792-z  (2023)

3.  Sudarshan Dhua, Mita Chatterjee, Amares Chattopadhyay, “Reflection and transmission of three-dimensional plane wave between distinct fiber-reinforced medium under initial stress.” “Mechanics of Advanced Materials and Structures (Taylor & Francis)”, 29 (26)5108-5121  (2022).

4. Arindam Nath, Sudarshan Dhua, “Dispersion and Attenuation Characteristics of Shear Wave Due to an Impulsive Source in a Piezo?electro?magnetic Composite with Viscoelastic Coating”, “Journal of Vibration Engineering & Technologies (Springer)”, doi:10.1007/s42417-023-00914-8  (2023).

5. Arindam Nath, Sudarshan Dhua, “Influence of initial stress on shear wave scattering in a functionally graded magneto-visco-elastic orthotropic multi-layered structure.” “Waves in Random and Complex Media (Taylor & Francis)”, https://doi.org/10.1080/17455030.2022.2033881  (2022).

6. Paulo C. Rech, Sudarshan Dhua, and N. C. Pati, “Multistability and bubbling route to chaos in a deterministic model for geomagnetic field reversals” “International Journal of Bifurcation and Chaos(World Scientific)”, 29 (12), 1930034( 2019).                           

7. Abhishek K Singh, Amrita Das, Amares Chattopadhyay, Sudarshan Dhua, “Influence of magnetic effect, anisotropy, irregularity, initial stress and heterogeneity on the propagation of SH-wave in an irregular pre-stressed magnetoelastic monoclinic sandwiched layer” “Arabian Journal of Geosciences  (Springer)”,10 (13): 284 (2017).

8. Mita Chatterjee, Sudarshan Dhua, Amares Chattopadhyay “Shear wave propagation in viscoelastic heterogeneous layers lying over an initially stressed half-space”  “Mechanics of Advanced Materials and Structures (Taylor & Francis)” , 24(15):1247-1256(2017).

9. Moumita Mahanty, Amares Chattopadhyay, Sudarshan Dhua, Mita Chatterjee, “Propagation of shear waves in homogeneous and inhomogeneous fiber-reinforced media on a cylindrical Earth model” “Applied Mathematical Modelling(Elsevier)”, 52:493-511 (2017)

10. Mita Chatterjee, Sudarshan Dhua, Amares Chattopadhyay, Sanjeev A. Sahu “Reflection and refraction for three-dimensional plane waves at the interface between distinct anisotropic half-spaces under initial stress”  “International Journal of Geomechanics (ASCE)” ,16 (4): 04015099(2016).   

11. Mita Chatterjee, Sudarshan Dhua, Amares Chattopadhyay, “Seismic waves in heterogeneous crust-mantle layers under initial stresses” “Journal of Earthquake Engineering (Taylor & Francis)”, 20(1): 39-61 (2016).

12. Mita Chatterjee, Sudarshan Dhua, Amares Chattopadhyay, “Quasi-P and quasi-S waves in a self–reinforced medium under initial stresses and under gravity” “Journal of Vibration and Control  (SAGE)” , 22 (19): 3965-3985(2016).     

13. Mita Chatterjee, Sudarshan Dhua, Amares Chattopadhyay, “Response of moving load due to irregularity in slightly compressible, finitely deformed elastic media” “Mechanics Research Communications (Elsevier)”, 66: 49-59(2015).   

14. Abhishek K Singh, Amrita Das, Amares Chattopadhyay, Sudarshan Dhua, “Dispersion of shear wave propagating in vertically heterogeneous double layers overlying an initially stressed isotropic half-space” “Soil Dynamics and Earthquake Engineering (Elsevier)”, 69: 16-27(2015). 

15.   Mita Chatterjee, Sudarshan Dhua, Sanjeev A Sahu, Amares Chattopadhyay, “Reflection in a highly anisotropic medium for three-dimensional plane waves under initial stresses” International Journal of Engineering Science (Elsevier), 85: 136-149(2014).

16. Mita Chatterjee, Sudarshan Dhua, Amares Chattopadhyay, “Propagation of shear waves in a viscoelastic heterogeneous layer overlying an initially stressed half space” Journal of Physics: Conference Series662 (1), 012001(2015)

17.   Sudarshan Dhua, Amares Chattopadhyay“Wave propagation in heterogeneous layers of the Earth” “Waves in Random and Complex Media (Taylor & Francis)”,  26 (4): 626-641 (2016). 

18.  Sudarshan Dhua, Mita Chatterjee, Amares Chattopadhyay“Effects of Anisotropy, Initial Stress, Heterogeneity, and Gravity on Torsional Wave Propagation” “International Journal of Geomechanics (ASCE)” ,17(3):04016070 (2016).                                                               

19.  Sudarshan Dhua, Mita Chatterjee, Amares Chattopadhyay“Reflection of three-dimensional plane waves in a Self-reinforced medium under initial stresses” “Journal of Engineering Mechanics (ASCE)” , 142(4): 04016005(2016).                                                                 

20. Sudarshan Dhua, Amares Chattopadhyay, “Torsional wave in an initially stressed layer lying between two inhomogeneous media”, “Meccanica (Springer)”,  50(7):1775-1789 (2015).                         

21. Sudarshan Dhua, Amares Chattopadhyay,  Sanjeev A. Sahu, “Propagation of Surface Wave in a Fluid Layer Overlying a Slightly Compressible, Finitely Deformed Elastic Medium” Journal of Vibration and Control (SAGE), 21(13): 2697-2704 (2015).                           

22. Sudarshan Dhua, Abhishek K Singh,  Amares Chattopadhyay,  “Propagation of Torsional wave in a composite layer overlying an anisotropic heterogeneous half-space with initial stress”, Journal of Vibration and Control (SAGE), 21(10):1987-1998(2015).                   

23. Amares Chattopadhyay, Abhishek K Singh, Sudarshan Dhua, “Effect of heterogeneity and reinforcement on propagation of a Crack due to shear waves” International Journal of Geomechanics (ASCE), 14(4):04014013(10) (2014).                                                             

24. Amares Chattopadhyay, Shishir Gupta, Sanjeev A Sahu, and Sudarshan Dhua, “Torsional Surface Waves in Heterogeneous Anisotropic Half-Space under Initial Stress”, Archive of Applied Mechanics (Springer), 83(3): 357–366(2013).                                                                                                   

Conference Publications

1. Anapagaddi Sudhir Kumar, Sudarshan Dhua, “A Novel Solution for Fuzzy Wave Equation”, SocPros 2023 Conference Proceedings.
2. Arindam Nath, Sudarshan Dhua, “SH-wave in multi-layered poroelastic composite structure based on Eringen’s nonlocal elasticity theory”, ISTAM 2022 Conference Proceedings.
3. Arindam Nath, Sudarshan Dhua, “Effect of an Impulsive Source on Shear Wave Propagation in a Piezo-electro-magnetic Structure Mounted Over a Heterogeneous Isotropic Substrate Carrying a Viscoelastic Thin Film”, International Conference on Wave Mechanics and Vibrations, Springer, Cham.1145-1157, (2022)
4. Amares Chattopadhyay, Sudarshan Dhua and Sanjeev A Sahu, “Propagation of Shear Waves in Magnetoelastic Anisotropic Medium due to Irregularity”, Proceeding of Recent Advances in Mathematics and its Applications (RAMA), 159-170(2013).   
5. Mita Chatterjee, Sudarshan Dhua, Amares Chattopadhyay, “Propagation of Love-type waves in the heterogeneous medium under initial stress”, Proceeding of 6^th National Conference on Wave Mechanics and Vibration (WMVC), 21-26(2014).
6. Amares Chattopadhyay, Sudarshan Dhua, Sanjeev A Sahu, “Effect of Rigid Boundary, Initial Stress and Inhomogeneity on the Propagation of Torsional Surface Waves” Research Journal of Science and Technology, 5 (1), 160-164(2013) (Proceeding of ICMS 2013) .

Book Chapters:

1.  Sudarshan Dhua, Arpita Maji, Arindam Nath “Analysis of Lamb wave propagation in a generalized thermoelastic functionally graded plate”, Functionally Graded Structures: Modelling and computation of static and dynamical problems, (IOP Publishing), doi:10.1088/978-0-7503-5301-4ch13
2.   Sudarshan Dhua, Arindam Nath, Arpita Maji “Lamb type wave in the functionally graded orthotropic piezoelectric plate”, Functionally Graded Structures: Modelling and computation of static and dynamical problems, (IOP Publishing),doi:10.1088/978-0-7503-5301-4ch12
3.   Sudarshan Dhua, Arpita Maji, Subrata Mondal “The influence of imperfect interface of shear wave propagation on layered bio-based plate material: Computational study of bio-based systems ”, Sustainable bio-based Materials: Biomedical and Engineering applications(De Gruyter press, Germany),(Accepted )
4.    Sudarshan Dhua,  Arindam Nath “Analysis of the surface acoustic wave in a polymer-coated piezo-electro-magnetic structure with micro-inertia effect”, Sustainable bio-based Materials: Biomedical and Engineering applications(De Gruyter press, Germany),(Accepted )

Paper presented in Conference/ Seminar 

     International Conference

1.  Contributed a paper entitled “Torsional wave propagation in functionally graded solids with surface/interface energy” in the SIAM Conference on Mathematical & Computational Issues in the Geosciences (GS23) on June 19-22 th 2023 organized by the University of Bergen, Norway.
2. Contributed a paper entitled “ Transference of shear wave generated due to an impulsive source in a piezoelectric fiber reinforced composite layer bonded to functionally graded substrate: Green’s functions technique” in International Conference on Differential Equations and Control Problems (ICDECP23) on June 15-17^th 2023 organized by IIT Mandi, India.
3.   Contributed  a paper entitled “ Analysis of Lamb wave propagation in an orthotopic piezo-electric plate with the nonlocal theory” in the International Conference on Differential Equations and Control Problems (ICDECP23) on June 15-17^th 2023 organized by IIT Mandi, India
4.   Contributed a paper entitled “ Propagation of torsional surface wave in layered piezoelectric fiber reinforced composite structure within surface/interface theory of elasticity” in the International Conference on Differential Equations and Control Problems (ICDECP23) on June 15-17^th  2023 organized by IIT Mandi, India.
5. Contributed a paper entitled “ Analysis of shear wave propagation of a corrugated interface between PMFRC over an inhomogeneous fiber reinforced half space” in Indian Women and Mathematics (IWM) Annual Conference 2022-2023 on December 27 – 29^th, 2022 organized by IISER Pune, India.
6. Contributed a paper titled“SH-wave in multi-layered poroelastic composite structure based on Eringen’s nonlocal elasticity theory”in 67th Indian Society of Theoretical and Applied Mechanics Congress (ISTAM-2022)on December 14-16^th, 2022 organized by IIT Mandi, India.
7.  Contributed a paper entitled “ Effect of an impulsive source on shear wave propagation in a piezo-electro-magnetic structure mounted over a heterogeneous isotropic substrate carrying a viscoelastic thin film” in the 10th International Conference on Wave Mechanics and Vibrations (WMVC-2022), Lisbon, Portugal on July 4-6^th, 2022
8.  Attended and presented a paper entitled “Torsional Surface Waves in Heterogeneous Anisotropic Half-Space under Initial Stress” in an International Conference on Mathematical Science-2012 on December 28-31^th, 2012, organized by Shri Shivaji Education Society Amravati’s Science College, Nagpur (M. S.) India.
9. Attended and presented a paper entitled “Effect of Rigid Boundary, Initial Stress and Inhomogeneity on the Propagation of Torsional Surface Waves” in an International Conference on Mathematical Science-2013 on March 09-10^th, 2013, organized by Government Degree College Haripur, Manali, Himachal Pradesh, India
10.   Attended and contributed a paper entitled “Propagation of quasi-P and quasi-S waves in a monoclinic medium under initial stress”  in an International Conference on Future Challenges in Earth Sciences for Energy and Mineral Resources(ESEMR-2013) on November 14-16^th, 2013, organized by Department of Applied Geology, Indian School of Mines, Dhanbad, Jharkhand, India
11. Contributed a paper entitled “Propagation of Shear Waves in Viscoelastic Heterogeneous Layer Overlying an Initially Stressed Half Space”  in an International Conference on Vibration Problems (ICOVP-2015) on February 18-20^th, 2015, organized by the Department of Mathematics, Kakatiya University, Hanamkonda, Andhra Pradesh, India.

National Conference

1. Attended and presented a paper entitled “Propagation of Shear Waves in Magnetoelastic Anisotropic Medium due to Irregularity” in a National Conference on Recent Advances in Mathematics and its Applications (RAMA), on February 14 – 16, 2013, organized by the Department of Applied Mathematics, ISM Dhanbad, Jharkhand, India.
2. Contributed a paper entitled “Propagation of Love-type waves in a heterogeneous medium under initial stress” at the 6^th National Conference on Wave Mechanics and Vibration (WMVC-2014), on November 1-3, 2014,  organized by von Karman Society for Advanced Study and Research in Mathematical and Social Sciences, West Bengal and Department of Mathematics, A.P.C. Roy Government College, Siliguri, West Bengal, India. 

Workshop/Symposium/ Conferences/FDPs organised:

Awards and Achievements: 

• 2014     Senior Research Fellowship in Indian School of Mines, Dhanbad
• 2013     GATE-2013 qualified in Mathematics.
• 2012     Junior Research Fellowship in Indian School of Mines, Dhanbad
• 2008     Indian School of Mines merit scholarship for Master’s degree (2008-2010)
• 2008     Got the first position (Rank 1) in the All India Entrance Test for the Master’s Program in  Mathematics and Computing conducted by ISM, Dhanbad
• 2002     Govt. of West Bengal merit scholarship (2002-2004)

Methods & Skills:

Member of Professional Bodies/Societies

•          Indian  Science Congress Association (Life Member)
•          Indian Mathematical Society (Life Member)
•          International Association of Engineers(Life Member)
•          Society of Applied Mathematics, ISM Dhanbad, (Life member)

Administrative Experience

•        Faculty in Charge (Guest House & Logistics) NIT Andhra Pradesh ( Aug 2022-till date)
•        Academic Coordinator,  Mathematics Dept, School of Sciences, NIT Andhra Pradesh(December, 2020-July 2023)
•        Secretary, Board of Studies for UG(BoS UG), School of Science, NIT Andhra Pradesh (December, 2020-till date)
•        Associate Dean (Medical and Logistics) NIT Andhra Pradesh(September, 2020-August 2022)
•        Member, Disciplinary Action Committee, NIT Andhra Pradesh. (June,2019-till date)
•        Faculty in Charge, Motor Transport Section, NIT Andhra Pradesh,(( September, 2018-August 2022)
•        Secretary, Departmental Academic Committee-PG&R (DAC- PG&R), School of Science, NIT Andhra Pradesh, (Even Semester, 2019-20 to Till date)
•        Member, Departmental Academic Committee-UG(DAC-UG), School of Science, NIT Andhra Pradesh, (Even Semester, 2019-20 to Till date)
•        Head, School of Sciences, NIT Andhra Pradesh. (September, 2018-January, 2020)
•       Coordinator, Akula Gopayya Campus, NIT Andhra Pradesh.(June,2019-May,2020)
•        Transport in Charge, NIT Andhra Pradesh,
•        Chairman, Departmental Academic Appeals Committee-UG(DAAC-UG), School of Science, NIT Andhra Pradesh, (Odd Semester, 2018-19 to Odd Semester, 2019-20.)
•         Chairman,  Departmental Academic Committee-UG(DAC-UG), School of Science, NIT Andhra Pradesh, (Odd Semester, 2018-19 to Odd Semester, 2019-20.)
•        Head,  Department of Mathematics, SU College, Hilsa, Nalanda, Bihar (December, 2017-July,2018)
•        Admission in Charge, SU College, Hilsa, Nalanda, Bihar (May, 2018-July, 2018)
•        Faculty in Charge,  Library, SU College, Hilsa, Nalanda, Bihar (May, 2018-July, 2018)