Dr. Litan Kumar Saha
(Professor)Department of Applied Mathematics
Short Biography:
Dr. Litan Kumar Saha is currently working as an Associate Professor of Applied Mathematics, University of Dhaka, Bangladesh. His active research interest includes Boundary-layer theory, Natural convection, Forced convection, Mixed convection, Lattice Boltzmann Method (LBM), Magnetohydrodynamics (MHD), Computational Fluid Dynamics (CFD), Fuel Cell, Multi-phase flow, Transport phenomena, Micro channel flow, ...
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| Degree Name | Group/Major Subject | Board/Institute | Country | Passing Year |
|---|---|---|---|---|
| Ph.D. | Mechanical Engineering | Hokkaido University | Japan | 2010 |
| Masters | Applied Mathematics | University of Dhaka | Bangladesh | 2002 |
| Bachelor | Mathematics | University of Dhaka | Bangladesh | 2001 |
| Title | Organization | Location | From Date | To Date |
|---|---|---|---|---|
| Professor | University of Dhaka | Dhaka, Bangladesh | 31, Oct 2022 | Currently Working |
| Associate Professor | University of Dhaka | Dhaka, Bangladesh | 22, Mar 2018 | 30-10-2022 |
| Assistant Professor | University of Dhaka | Dhaka, Bangladesh | 03, Oct 2012 | 21-03-2018 |
| Lecturer | University of Dhaka | Dhaka, Bangladesh | 18, Sep 2010 | 02-10-2012 |
| Teaching Assistant | Hokkaido University | Sapporo, Japan | 01, Apr 2007 | 31-08-2010 |
| Lecturer(Part-time) | University of Liberal Arts Bangladesh | Dhaka, Bangladesh | 01, Dec 2005 | 30-09-2006 |
Research Interest
| Subject | Description | Research Interest (Goal, Target Indicator) |
|---|---|---|
| Transport phenomena | Multi-phase flow, Transport phenomena, Micro channel flow |
|
| Computational Fluid Dynamics (CFD) | Computational Fluid Dynamics (CFD), Lattice Boltzmann Method (LBM) |
|
| Fluid Dynamics | Natural convection, Forced convection, Mixed convection, Boundary layer theory, Newtonian and Non-Newtonian fluid, Magnetohydrodynamics (MHD), |
|
| Fuel Cell | Porous media, Polymer Electrolyte Membrane (PEM) Fuel Cells, |
Project/Research Supervision
| Level of Study | Title | Supervisor | Co-Supervisor(s) | Name of Student(s) | Area of Research | Current Completion |
|---|---|---|---|---|---|---|
| Masters | Magneto-hydrodynamic (MHD) natural convection and entropy generation of non-Newtonian ferrofluid in a sinusoidal corrugated cylinder placed in a square cavity | Litan Kumar Saha | Shampa Sarker Tuli | 2020 | ||
| Masters | Mixed Convection-Radiation Interaction of Unsteady MHD Hybrid Nanofluid Flow Past a Cylinder with UHF | Litan Kumar Saha | Neloy Paul | 2019 | ||
| Masters | Magnetohydrodynamic Mixed Convection of Hybrid Nanofluid in an Open Cavity with a Finned Channel Containing an Obstacle | Litan Kumar Saha | Pronob Das | 2019 | ||
| Masters | Influence of undulating wall heat and mass flux on MHD natural convection boundary layer flow from a vertical wall | Litan Kumar Saha | Nandita Rani Bala | Fluid Dynamics |
2017 | |
| Masters | The Lattice Boltzmann Method for Fluid Flow | Litan Kumar Saha | Shujit Kumar Bala | Fluid Dynamics |
2015 | |
| Masters | Transient mixed convection boundary layer flow of an incompressible fluid past a wedge in presence of magnetic field | Litan Kumar Saha | Shayma Joya Saha | Fluid Dynamics |
2015 | |
| Masters | NUMERICAL STUDY OF MHD MIXED CONVECTION HEAT TRANSFER IN A LID DRIVEN CAVITY WITH WAVY BOTTOM SURFACE | Litan Kumar Saha | Monotos Chandra Somadder | Fluid Dynamics |
2011 |
Project/Research Work
| Subject | Project Name | Source of Fund | From Date | To Date | Collaboration |
|---|---|---|---|---|---|
| Fluid Dynamics | Non-Darcy Convective Flow in a Fluid-Saturated Porous Medium with Wavy Bottom Surface | University Grants Commission of Bangladesh | 01-05-2018 | 30-04-2019 | |
| Computational Fluid Dynamics | Simulation of convective flow in a channel containing multiple obstacles over backward and forward facing steps by LBM | Ministry of Science and Technology | 01-07-2017 | 30-06-2018 | N. C. Roy |
| Fluid Dynamics | Transient mixed convection boundary layer flow of an incompressible fluid past a wedge in presence of magnetic field | University Grants Commission_DU | 01-07-2017 | 30-06-2018 | |
| Combustion | Investigation of the combustion of solid fuel in porous medium | Ministry of Science and Technology | 01-07-2015 | 30-06-2016 | N. C. Roy |
| Fluid Dynamics | Investigation of efficient numerical techniques for a study on flow dynamics of Bio-magnetic Fluids | University Grants Commission_DU | 01-07-2013 | 30-06-2014 |
Invited Talk
| SL | Invited Talk |
|---|---|
| No invited talk is found | |
| SL | Collaboration & Membership Name | Type | Membership Year | Expire Year |
|---|---|---|---|---|
| No Collaboration & Membership is found | ||||
| Journal Article | |
|---|---|
| 1 |
Neloy Paul, Litan Kumar Saha and Nepal Chandra Roy : Unsteady Natural Convection of Dusty Hybrid Nanofluid Flow Between a Wavy and Circular Cylinder with Heat Generation,
Journal of Nanofluids (impact factor:2.3) , vol.13 American Scientific Publishers , pp.327–338 , 2024
.
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| 2 |
Shampa Sarker Tuli, Litan Kumar Saha and Nepal Chandra Roy : Effect of inclined magnetic field on natural convection and entropy generation of non-Newtonian ferrofluid in a square cavity having a heated wavy cylinder,
Journal of Engineering Mathematics (impact factor:1.4) , vol.141 Springer Nature , 2023
.
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| 3 |
Salaika Parvin, Nepal Chandra Roy and Litan Kumar Saha : Natural convective non-Newtonian nanofluid flow in a wavy-shaped enclosure with a heated elliptic obstacle,
Heliyon (impact factor:3.4) , vol.9 Elsevier , 2023
.
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| 4 |
Sadia Masud, Nepal Chandra Roy and Litan Kumar Saha : Thermal decomposition of a reacting chemical in a stepped rectangular channel with multiple obstacles,
Alexandria Engineering Journal (impact factor:6.626) ELSEVIER , pp.10743-10755 , 2022
.
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| 5 |
Litan Kumar Saha, Shujit Kumar Bala and Nepal Chandra Roy : Natural convection flow in a fluid-saturated non-darcy porous medium within a complex wavy wall reactor,
Journal of Thermal Analysis and Calorimetry (impact factor:4.755) , vol.146 , no.1 Springer Nature , pp.324-340 , 2021
.
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| 6 |
Sadia Afsana, , Md. Mamun Molla, Preetom Nag, Litan Kumar Saha and Sadia Siddiqa : MHD Natural Convection and Entropy Generation of non-Newtonian Ferrofluid in a Wavy Enclosure, International Journal of Mechanical Sciences,
International Journal of Mechanical Sciences (impact factor:4.63) , pp.106350 , 2021
.
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| 7 |
Nepal Chandra Roy, Farjana Yesmin, Litan Kumar Saha and Sadia Siddiqa : Electrohydrodynamics natural convection flow of nanofluids in a rectangular cavity enclosed by a corrugated bottom surface,
Fluid Dynamics Research (impact factor:1.105) , vol.53 , no.1 , pp.015512 , 2021
.
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| 8 |
Litan Kumar Saha, Shujit Kumar Bala and Nepal Chandra Roy : Natural convection flow in a fluid-saturated non-darcy porous medium within a complex wavy wall reactor,
Journal of Thermal Analysis and Calorimetry (impact factor:2.471) , vol.146 , no.1 , pp.325-340 , 2021
.
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| 9 |
Nandita Rani Bala, Shujit Kumar Bala, Litan Kumar Saha and Md Anwar Hossain : Influence of undulating wall heat and mass flux on MHD natural convection boundary layer flow from a vertical wall,
Heat Transfer (impact factor:0.82) , 2020
.
|
| 10 |
Nepal Chandra Roy, Litan Kumar Saha, M. A. Hossain and R. S. R. Gorla : Blood flow in a stenotic artery with temperature-dependent viscosity,
Heat Transfer (impact factor:0.82) , 2020
.
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| 11 |
Nepal Chandra Roy, Litan Kumar Saha and M. Sheikholeslami : Heat transfer of a hybrid nanofluid past a circular cylinder in the presence of thermal radiation and viscous dissipation,
AIP Advances (impact factor:1.627) , vol.10 , no.9 , 2020
.
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| 12 |
Litan Kumar Saha, Shujit Kumar Bala and Nepal Chandra Roy : Natural convection of dusty nanofluids within a concentric annulus,
The European Physical Journal Plus (impact factor:3.228) , 2020
.
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| 13 |
Litan Kumar Saha, Shujit Kumar Bala, Nepal Chandra Roy and M. M. Molla : Numerical simulation of natural convection of dusty nanofluids within a curve-shaped enclosure,
AIP Advances (impact factor:1.627) , 2020
.
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| 14 |
Shayma Joya Saha and Litan Kumar Saha : Transient Mixed Convection Boundary Layer Flow of an Incompressible Fluid Past a Wedge in Presence of Magnetic Field,
Applied and Computational Mathematics , vol.8 , no.1 , pp.9-20 , 2019
.
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| 15 |
Shujit Kumar Bala, Litan Kumar Saha and M. Anwar Hossain : Simulation of Forced Convection in a Channel Containing Three Obstacles over Backward and Forward Facing Steps by LBM,
International Journal of Applied and Computational Mathematics , vol.5 , no.2 , 2019
.
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| 16 |
Sudharonjon Roy, Nepal Chandra Roy, Litan Kumar Saha and K. M. Salah Uddin : Effects of variable thermo-physical properties on mixed convection slip flow over a wedge,
Heat Transfer-Asian Research (impact factor:0.82) , vol.48 , no.6 , pp.2276-2301 , 2019
.
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| 17 |
Shujit Kumar Bala and Litan Kumar Saha : LBM simulation of forced convective channel flow containing multiple obstacles: Effects of obstacles height and position,
Heat Transfer-Asian Research (impact factor:0.82) , vol.48 , no.6 , pp.3350-3370 , 2019
.
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| 18 |
M. A. Taher, Litan Kumar Saha and Y. W. Lee : Effects of Aspect Ratios on Flow Friction and Thermal Behavior Inside a Close Domain Using Lattice Boltzmann Method,
American Journal of Applied Mathematics , vol.3 , no.1 , pp.8-19 , 2015
.
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| 19 |
Litan Kumar Saha, Monotos Chandra Somadder and Nepal Chandra Roy : Hydro-Magnetic Mixed Convection Flow in a Lid-Driven Cavity with Wavy Bottom Surface,
American Journal of Applied Mathematics , vol.3 , pp.20-29 , 2015
.
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| 20 |
M. A. Taher, Litan Kumar Saha and Y.W. Lee : Effects of Circular Riblets Rough Microchannel on Friction and Fluid Flow using LBM,
Procedia Engineering (impact factor:0.97) , vol.105 , pp.425-430 , 2015
.
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| 21 |
K. M. Salah Uddin, Litan Kumar Saha and Monotos Chandra Somadder : Water Transport through the Membrane of PEM Fuel Cell,
American Journal of Computational and Applied Mathematics , vol.4 , no.6 , pp.225-238 , 2014
.
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| 22 |
Nepal Chandra Roy, Bishnu Pada Ghosh and Litan Kumar Saha : Unsteady MHD Free Convection Flow Along a Vertical Plate in the Presence of Radiative Heat Flux,
Applied Mathematics , vol.4 , no.3 , pp.77-85 , 2014
.
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| 23 |
Litan Kumar Saha, Monotos Chandra Somadder and K. M. Salah Uddin : Mixed Convection Heat Transfer in a Lid Driven Cavity with Wavy Bottom Surface,
American Journal of Applied Mathematics , vol.1 , no.5 , pp.92-101 , 2013
.
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| 24 |
K. M. Salahuddin, Akira Nishimura, Litan Kumar Saha and Nobuyuki Oshima : Numerical Study of Pressure Drop Mechanism and Cross Flow Behavior in the Gas Channel and Porous Medium of a Polymer Electrolyte Membrane Fuel Cell,
Journal of Thermal Science and Technology (impact factor:0.7) , vol.8 , no.1 , pp.209-224 , 2013
.
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| 25 |
Litan Kumar Saha, Monotos Chandra Somadder and K. M. Salah Uddin : Mixed Convection Heat Transfer in a Lid Driven Cavity with Wavy Bottom Surface,
American Journal of Applied Mathematics , vol.1 , no.5 , pp.92-101 , 2013
.
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| 26 |
Litan Kumar Saha and Nobuyuki Oshima : Prediction of flow crossover in the GDL of PEFC using serpentine flow channel,
Journal of Mechanical Science and Technology (impact factor:1.463) , vol.26 , no.5 , pp.1-6 , 2012
.
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| 27 |
Litan Kumar Saha, Yutaka Tabe and Nobuyuki Oshima : Effect of GDL deformation on the pressure drop of polymer electrolyte fuel cell separator channel,
Journal of Power Sources (impact factor:8.247) , vol.202 , pp.100-107 , 2012
.
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| 28 |
Litan Kumar Saha, S. Siddiqa and M.A. Hossain : Effect of Hall current on the MHD natural convection flow from a vertical permeable flat plate with uniform surface heat flux,
Applied Mathematics and Mechanics (impact factor:2.017) , vol.32 , no.9 , pp.1127-1146 , 2011
.
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| 29 |
Juanfang Liu, Nobuyuki Oshima, Eru Kurihara and Litan Kumar Saha : Transport phenomena within the porous cathode for a PEM fuel cell,
Journal of Power Sources (impact factor:8.247) , vol.195 , no.19 , pp.6342-6348 , 2010
.
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| 30 |
Litan Kumar Saha, Eru Kurihara and Nobuyuki Oshima : Comparative studies of time-stepping schemes for the treatment of the Darcy drag term of the momentum equation,
Journal of Fluid Science and Technology (impact factor:0.850) , vol.5 , no.2 , pp.259-269 , 2010
.
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| 31 |
Litan Kumar Saha, M. A. Hossain and Rama Subba Reddy Gorla : Effect of Hall current on the MHD laminar natural convection flow from a vertical permeable flat plate with uniform surface temperature,
International Journal of Thermal Sciences (impact factor:3.476) , vol.46 , pp.790-801 , 2007
.
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| 32 |
Salaika Parvin, Nepal Chandra Roy, Litan Kumar Saha and Sadia Siddiqa : Heat transfer characteristics of nanofluids from a sinusoidal corrugated cylinder placed in a square cavity,
Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science (impact factor:1.762) SAGE Publications , 2021
.
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| 33 |
Salaika Parvin, Nepal Chandra Roy and Litan Kumar Saha : Magnetohydrodynamic natural convection of a hybrid nanofluid from a sinusoidal wavy cylinder placed in a curve-shaped cavity,
AIP Advances (impact factor:1.627) American Institute of Physics , 2021
.
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| 34 |
Nepal Chandra Roy, Litan KumarSaha and Sadia Siddiqa : Electrohydrodynamics and thermal radiation effects on natural convection flow in an enclosed domain,
International Communications in Heat and Mass Transfer (impact factor:5.584) , vol.126 Elsevier , pp.105437 , 2021
.
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| Conference Proceedings | |
| 1 |
Litan Kumar Saha and Nobuyuki Oshima "Prediction of flow crossover in the GDL of PEFC using serpentine flow channel."
The ASME-JSME-KSME Joint Fluids Engineering Conference
Hamamatsu, Japan: 2011
.
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| 2 |
Juanfang Liu, Nobuyuki Oshima and Litan Kumar Saha "Two-phase transport with the capillary-equilibrium interfacial condition in a PEFC."
Eighth International Fuel Cell Science, Engineering and Technology Conference
New York, USA: 2010
.
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| 3 |
Litan Kumar Saha, Eru Kurihara and Nobuyuki Oshima "Implicit fractional step method for the improvement of mass conservation error of porous media."
Mechanical engineering congress 2009
, pp. 137-138. Morioka, Japan: 2009
.
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| 4 |
Litan Kumar Saha, Nobuyuki Oshima and Eru Kurihara "Development of a new algorithm for solving momentum equation of PEFC."
Gordon Research Conference on Fuel Cells
Smithfield, RI, USA: 2009
.
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| 5 |
Wanyuan Shi, Nobuyuki Oshima, Litan Kumar Saha and Eru Kurihara "Effect of Operating Temperature on the Water Removal in a Polymer Electrolyte Fuel Cell."
International Conference on Integration and Commercialization of Micro and Nanosystems
, pp. 387-393. Hong Kong: 2008
.
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| 6 |
Litan Kumar Saha, EruKurihara, Wanyuan Shi and Nobuyuki Oshima "Numerical study of gas flow in the separator channel and gas diffusion layer of polymer electrolyte fuel cell and deformation effect of porous media."
Proceedings of the Sixth International ASME Conference on Nanochannels, Microchannels and Minichannels
Darmstadt, Germany: 2008
.
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| 7 |
Wanyuan Shi, Litan Kumar Saha, Eru Kurihara and Nobuyuki Oshima "Effect of operation temperature on the liquid water transport in the cathode gas diffusion layer of a polymer electrolyte fuel cell."
Proceedings of the 2nd International Forum on Heat Transfer
Tokyo, Japan: 2008
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| 8 |
Wanyuan Shi, Huilai Zhang and Litan Kumar Saha "Electric potential in a polymer electrolyte fuel cell by numerical simulation."
Proceedings of International Symposium on EcoTopia Science 2007
Nagoya, Japan: 2007
.
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| 9 |
Litan Kumar Saha, EruKurihara, Wanyuan Shi and Nobuyuki Oshima "Gas flow in polymer electrolyte fuel cell and effect of deformation of the porous media."
20th CFD symposium 2007
Tokyo, Japan: 2007
.
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| 10 |
Litan Kumar Saha and M. A. Hossain "Effect of hall current on the MHD natural convection flow from a vertical permeable flat plate with uniform surface temperature."
Proceedings of International Conference on Applied Mathematics and Mathematical Physics -2005
, pp. 129-146. Shyhlet: 2005
.
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| Award Type | Title | Year | Country | Description |
|---|---|---|---|---|
| International | The Ministry of Education, Culture, Sports, Science and Technology (MEXT) Scholarship | 2006 | Japan | For doctoral program |
| Local | The A. F. Mujibur Rahman Foundation Gold Medal | 2002 | Bangladesh | For excellence in Mathematics in M.Sc. |
| Local | The A. F. Mujibur Rahman Foundation Gold Medal | 2001 | Bangladesh | For excellence in Mathematics in B.Sc. |
| National | Undergraduate Merit Scholarship | 2001 | Bangladesh | For excellence in Mathematics in B.Sc. |
Dr. Litan Kumar Saha
Professor
Department of Applied Mathematics
Faculty of Science
Email: lksaha@du.ac.bd
Phone: Ext. 7108 (off)