Department of Mathematics

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AF Mujubar Rahman Gold Medal Award Giving Ceremony

Fresher Reception' 2017

Details of Dr. Nepal Chandra Roy


Educational Qualification

 

Ph. D                           Institution                   : Hokkaido University

                                    Country                       : Japan

                                    Degree awarded             : March, 2014

 

Master (Thesis)         Institution                     : University of Dhaka

                                    Subject                          : Applied Mathematics

                                    Result                            : First Class (1st  position)

                                    Obtained Marks            : 82.33%

                                    Year of Passing              : 2004 (held in 2007)

 

B. Sc.                           Institution                     : University of Dhaka

                                     Subject                          : Mathematics

                                     Result                            : First Class (1st  position)

                                     Obtained Marks            : 73.03%

                                     Year of Passing              : 2003 (held in 2005 result published in 2006)

 

Higher Secondary       Institution                     : Debiganj College

School Certificate        Board                           : Rajshahi

                                      Group                           : Science 

                                      Related Subject            : Mathematics, Chemistry, Physics, Biology                  

                                       Result                          : First Division

                                       Obtained Marks          : 72.6%

                                       Year of Passing           : 1999

 

Secondary School        Institution                    : Kalur Hat K.C. High School

Certificate                    Board                           : Rajshahi

                                      Group                           : Science 

                                      Related Subject            : Mathematics, Geography, Biology,

                                                                              General Science                  

                                       Result                          : First Division

                                       Obtained Marks          : 75.09%

                                       Year of Passing           : 1997

 

Professional Qualification

 

  1. Lecturer, Daffodil International University, Bangladesh.

From May 8, 2008 to September 20, 2009.

 

  1. Ministry of Education, Culture, Sports, Science and Technology (MEXT), Japan scholarship for doctoral program from October 1, 2009 to January 31, 2012.

 

  1. Lecturer, Department of Mathematics, University of Dhaka.

From February 6, 2012 to June 7, 2014.

 

  1. Assistant Professor, Department of Mathematics, University of Dhaka.

From June 8, 2014 to date.

 

  1. Student Advisor, Department of Mathematics, University of Dhaka.

From August 28, 2014 to date.

 

 

Research Works

 

1. Journal Papers

 

  1. Nepal C. Roy, A. Hossain, Skin Friction and Heat Transfer in Combined Convection from a Sphere to a Non-Newtonian Fluid, Dhaka University Journal of Science (Accepted).

 

  1. M. A. Hossain, Nepal C. Roy, S. Siddiqa, Unsteady mixed convection dusty fluid flow past a vertical wedge due to small fluctuation in free stream and surface temperature, Applied Mathematics and Computation, Volume 293, pp. 480–492 (2017).

 

  1. Nepal C. Roy, R. S. R. Gorla, Unsteady mixed convection of a micropolar fluid past a circular cylinder due to time-dependent free stream velocity and temperature, Communications in Numerical Analysis, Volume 2016 (2), pp. 118–143 (2016).

 

  1. Nepal C. Roy, R. S. R. Gorla, Unsteady mixed convection flow of a micropolar fluid about a sphere, Int. J. Heat Mass Transfer-Theory and Applications (IREHEAT), Vol. 3(3) (2015).

 

  1. N. C. Roy, Md. A. Hossain, S. Hussain, Unsteady laminar mixed convection boundary layer flow near a vertical wedge due to oscillations in the free-stream and surface temperature, Int. J. of Applied Mechanics and Engineering, Vol. 21(1), pp. 169–186 (2016).

 

  1. N. C. Roy, M. N. Firoza, A. K. Halder, Radiation effect on unsteady mixed convection boundary layer flow, heat and mass transfer over a wedge, Dhaka University Journal of Science, Vol. 64(1), pp. 59–64 (2016).

 

  1. N. C. Roy, P. Akther, A. Halder, MHD mixed convection flow of a micropolar fluid past a wedge fixed in a fluctuating free stream and surface temperature, Dhaka University Journal of Science, Vol. 64(1), pp. 65–70 (2016).

 

  1. Nepal C. Roy, Yuji Nakamura, Investigation of unsteady behaviors of forward and opposed flow combustion of solid fuel, Combustion and Flame, Vol. 163, pp. 517–531 (2016).

 

  1. S. Hussain, Nepal Roy, Md. A. Hossain, S. C. Saha, Effect of fluctuating surface heat and mass flux on natural convection flow along a vertical flat plate, Mathematical Problems in Engineering, http://dx.doi.org/10.1155/2015/258016 (2015).

 

  1. Nepal C Roy, M.A. Hossain, R.S.R. Gorla, Unsteady free convection from a heated sphere in the presence of internal heat generation or absorption, Int. J. Thermal Sci., Vol. 98, pp. 237–244 (2015).

 

  1. Litan K. Saha, Monotos C. Somadder, Nepal C. Roy, Hydro-magnetic mixed convection flow in a lid-driven cavity with wavy bottom surface, American Journal of Applied Mathematics, Vol. 3(3), pp. 8–19 (2015).

 

  1. Nepal C. Roy, B. P. Ghosh, L. K. Saha, Unsteady MHD free convection flow along a vertical plate in the presence of radiative heat flux, Applied Mathematics, Vol. 4(3), pp. 77–85 (2014).

 

  1. Nepal C. Roy, Akter Hossain, Yuji Nakamura, A universal model of opposed flow combustion of solid fuel over an inert porous medium, Combustion and Flame, Vol. 161 (6), pp. 1645–1658 (2014).

 

  1. Md. Mosharof Hossain, N. C. Roy, A. C. Mandal, M. A. Hossain, Transient natural convection flow of thermo-micropolar fluid of micropolar thermal conductivity along a non-uniformly heated vertical surface, Advances in Mech. Eng., Heat and Mass Transfer in Non-Newtonian Fluids, http://dx.doi.org/10.1155/2014/141437 (2014).

 

  1. Md. M. Hossain, A. C. Mandal, N. C. Roy, and M. A. Hossain, Fluctuating Flow of Thermomicropolar Fluid Past a Vertical Surface, Applications and Applied Mathematics: An International Journal (AAM), Vol. 8(1), pp. 128–150 (2013).

 

  1. Md. Mosharof Hossain, Nepal C. Roy, Md. Anwar Hossain, Boundary layer flow and heat transfer in a micropolar fluid past a permeable at plate, Theoretical and Applied Mechanics, Belgrade, Vol. 40(3), pp. 403–425 (2013).

 

  1. N. C. Roy and B. P. Ghosh, Approximate Solution of a Differential Equation: The Essence of Perturbation, Jagannath University Journal of Science, Vol. 2(1), pp. 1–11 (2013).

 

  1. N. C. Roy and Y. Nakamura, Modeling and asymptotic analysis of combustion of solid fuel deposited over an inert porous medium, Journal of Thermal Science and Technology, Vol. 7(4), pp. 723–739 (2012).

 

  1. N. C. Roy and M. A. Hossain, The effect of conduction–radiation on the oscillating natural convection boundary layer flow of viscous incompressible fluid along a vertical plate, Proc. IMechE, Part C: Journal of Mechanical Engineering Science, Vol. 224, pp. 1959–1972 (2010).

 

  1. Nepal C. Roy and M. A. Hossain, Numerical solution of a steady natural convection flow from a vertical plate with the combined effects of streamwise temperature and species concentration variations, Heat and Mass Transfer, Vol. 46, pp. 509–522 (2010).

 

 

2. Conference Papers

 

  1. Nepal C. Roy and Yuji Nakamura, Asymptotic Analysis of Combustion of Soot Deposited Over an Inert Porous Media, Paper No. 11F-48, 2011 Fall Technical Meeting of the Western States Section of the Combustion Institute, 16-18 Oct., 2011, University of California, Riverside.

 

  1. N. C. Roy and Y. Nakamura, Mathematical Modeling for the Regeneration of Diesel Particulate Filter (DPF), International Conference on EcoTopia Science’11, Dec. 9-11, 2011, Nagoya University, Nagoya, Japan.

 

  1. N. C. Roy, The conjugate effects of streamwise surface temperature and species concentration on steady natural convection flow along a vertical plate, Fifteenth Mathematics Conference-2007, 29-31 Dec, Bangladesh Mathematical Society.

 

 

Graduate Student’s Supervision

 

(1) Shahela Sultana, Numerical study of unsteady free convection over a vertical wavy surface (2014).