Dr. Jitraj Saha

 

E-mail: jitraj@nitt.edu

Research Interests

  • Mathematical analysis of ODEs and PDEs
  • Numerical analysis (stability, consistency and convergence)
  • Application of semi-analytical methods like ADM, HAM for searching solutions of non-linear problems
  • Semigroup theory of operators

Academic Qualifications

  • Ph.D., Mathematics, Indian Institute of Technology Kharagpur, Kharagpur - 721302, West Bengal, India (2011 – 2017).
  • M.Sc., Mathematics, Indian Institute of Technology Kharagpur, Kharagpur - 721302, West Bengal, India (2009 – 2011).
  • B.Sc., Mathematics (Honors), Serampore College ( affiliated to University of Calcutta), West Bengal, India (2006 – 2009).

Teaching & Research Positions

  • Assistant Professor, Department of Mathematics, National Institute of Technology Tiruchairappalli, Tiruchirappalli - 620 015, Tamil Nadu, India (April, 2018 – till date).
  • Research Associate, Department of Mathematics, Indian Institute of Technology Kharagpur, Kharagpur – 721 302, West Bengal, India (January, 2017 – March, 2018).

Courses Taught

UG Level [B.Tech.]

  • [MAIR 11] Mathematics I (July 2018 ; July 2019)
  • [MAIR 36] Algebra and Probability Theory (July 2018)
  • [MAIR 21] Mathematics II (Jan 2019)
  • [MAIR 44] Principles of Operations Research (Jan 2019)

PG Level [M.Tech. & Ph.D.]

  • [MA 851] Applied Mathematics (July 2018 ; Jan 2019)
  • [MA 601] Numerical Methods and Applied Statistics (July 2019)

 

Publications

  1. Numerical solutions for multidimensional fragmentation problems using finite volume methods. Jitraj Saha, Nilima Das, Jitendra Kumar, Andreas Bück. Kinetic and Related Models. American Institute of Mathematical Sciences. Volume 12, Issue 1, Pages 79--103, 2019.
  2. Vertical sediment concentration distribution in high-concentrated flows: An analytical solution using Homotopy Analysis Method. Manotosh Kumbhakar, Jitraj Saha, Koeli Ghoshal, Jitendra Kumar, Vijay P. Singh. Communications in Theoretical Physics. IOP Sciences. Volume 70, Issue 3, Pages 367--378, 2018.
  3. On the approximate solutions of fragmentation equations. Jitraj Saha, Jitendra Kumar, Stefan Heinrich. Proceedings of the Royal Society A. The Royal Society. Volume 474, Issue 2209, Pages 20170541, 2018.
  4. A volume-consistent discrete formulation of particle breakage equation. Jitraj Saha, Jitendra Kumar, Stefan Heinrich. Computers & Chemical Engineering, Elsevier, Volume 97, Pages 147--160, 2016.
  5. Finite volume approximations of breakage population balance equation. Jitraj Saha, Jitendra Kumar, Andreas Bück, Evangelos Tsotsas. Chemical Engineering Research and Design. Elsevier. Volume 110, Pages 114--122, 2016.
  6. Development and convergence analysis of a finite volume scheme for solving breakage equation. Jitendra Kumar, Jitraj Saha, Evangelos Tsotsas. SIAM Journal on Numerical Analysis. Volume 53, Issue 4, Pages 1672--1689, 2015.
  7. The singular coagulation equation with multiple fragmentation. Jitraj Saha, Jitendra Kumar. Zeitschrift für angewandte Mathematik und Physik (ZAMP). Springer Basel (Birkhäuser). Volume 66, Issue 3, Pages 919--941, 2014.
  8. Adomian decomposition method for solving fragmentation and aggregation population balance equations. Randhir Singh, Jitraj Saha, Jitendra Kumar. Journal of Applied Mathematics and Computing. Springer Berlin Heidelberg. Volume 48, Issue 1-2, Pages 265--292, 2014.

Through Conference

  1. An application of semigroup theory to pure fragmentation equation. Nilima Das, Jitraj Saha, Jitendra Kumar. The Journal of Analysis. Springer, 2017. (In Press).
  2. Development of a mass conserving discretization technique for breakage problems and its convergence analysis. Jitraj Saha, Jitendra Kumar. International Journal on Advances in Engineering Sciences and Applied Mathematics. Springer India. Volume 7, Issue 1-2, Pages 51--61, 2015.
 

Fellowships / Awards

  • CSIR – NET (June, 2014)
  • DAAD fellowship, Otto-von-Guericke University, Magdeburg - 39106, Germany (October, 2013 – January, 2014)
  • GATE - 2011
  • VSRP - 2010, TIFR Mumbai (June 2010 – July 2010)
  • JAM - 2009
 

Administration

  • Warden (Agate and Garnet-C hostels for first year B.Tech.) (June 2019 onwards)
  • Central Seat Allocation Board (CSAB) – 2019, Institute Core Committee Member

 

Other Academic Profiles

Google Scholar ; ResearchGate ; MathSciNet ; Scopus ; ORCID

 

Office

Department of Mathematics
Room No- 210, Lyceum Building
National Institute of Technology Tiruchirappalli
Tiruchirappalli - 620 015, Tamil Nadu, India