Ramyaranjan Das | Polymer Composites | Best Researcher Award

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Mr. Ramyaranjan Das | Polymer Composites | Best Researcher Award

PhD Research Scholar at National Institute of Technology Rourkela, Rourkela, India

Summary:

A dedicated researcher in Experimental Condensed Matter Physics, Ramyaranjan Das has contributed significantly to the field of materials science, particularly in the area of polymer composites and nanotechnology. His research explores the macromolecular and structural characteristics of materials, aiming to improve the sustainability and functionality of fiber-reinforced composites for potential applications in printed circuit boards and engineering applications. Das is recognized for his innovative approach to material synthesis and characterization, utilizing advanced techniques to optimize the properties of natural fiber composites. He has presented his work at several national and international conferences, such as ASMI-2022 and ICSMEA-2024, where he also received the Best Paper Award. In addition to his research, Das is a life member of the Odisha Physical Society, the Indian Association of Physics Teachers, and the Plasma Science Society of India.

Professional Profile:

👩‍🎓Education:

Ramyaranjan Das is a Ph.D. scholar in Experimental Condensed Matter Physics at NIT Rourkela, where he conducts research under the guidance of Prof. Dillip Kumar Bisoyi. He began his academic journey with a B.Sc. in Physics Honours from Fakir Mohan University, Odisha, graduating with First Class and a 68.16% score. He then pursued an M.Sc. in Physics at Sambalpur University, Odisha, where he specialized in Condensed Matter Physics and attained First Class with a CGPA of 6.933. He qualified for the Graduate Aptitude Test in Engineering (GATE) in March 2020, which led him to his doctoral studies.

🏢 Professional Experience:

Das’s research career spans over three years in fields including small-angle X-ray scattering, material science, fiber-reinforced polymer composites, polymer physics, and nanotechnology. He joined NIT Rourkela as a Junior Research Fellow (JRF) in 2020 and was later promoted to Senior Research Fellow (SRF) in 2022. His responsibilities include serving as a Teaching Assistant, conducting experimental research, and authoring research articles and proposals. His technical skills are extensive, including hands-on expertise with material synthesis, characterization techniques such as X-ray Diffraction (XRD), Field Emission Scanning Electron Microscopy (FESEM), and Small-Angle X-ray Scattering (SAXS), as well as proficiency in data analysis software like Origin, ImageJ, and MS Office.

Research Interests:

  • Small-angle X-ray scattering and material characterization
  • Macromolecular structure evaluation
  • Development and analysis of natural fiber-reinforced polymer composites
  • Mechanical, thermal, and electrical properties of materials
  • Polymer physics and nanotechnology

Author Metrics:

Das has published multiple research articles in high-impact journals, contributing significantly to the fields of material science and polymer physics. Notable publications include studies on the effects of dewaxing and silane treatment on kapok fiber composites in journals such as Industrial Crops and Products and Journal of Applied Polymer Science. Additionally, he has contributed to research on cold plasma treatments for textile fibers and the effects of doping and annealing on the properties of vanadium pentoxide nanoparticles. His publications have been cited in prominent journals, and he serves as a reviewer for journals including Journal of Condensed Matter, Cellulose Journal, and Journal of Applied Polymer Science.

Top Noted Publication:

Investigation of Dielectric and Mechanical Properties of Pretreated Natural Sunn Hemp Fiber-Reinforced Composite in Correlation with Macromolecular Structure of the Fiber

  • Authors: C. Dash, R. Das, D.K. Sahu, D. Upreti, T.U. Patro, D.K. Bisoyi
  • Journal: Biomacromolecules
  • Volume: 24
  • Issue: 3
  • Pages: 1329-1344
  • Year: 2023
  • Citations: 5

Influence of Dewaxing on Mechanical Properties of Kapok Fiber-Reinforced Polymer Composite

  • Authors: R. Das, C. Dash, P. Behera, D.K. Bisoyi
  • Journal: IOP Conference Series: Earth and Environmental Science
  • Volume: 1086
  • Issue: 1
  • Article ID: 012054
  • Year: 2022
  • Citations: 5

Effect of Mo Doping in Vanadium Pentoxide (V₂O₅) for Dye Degradation

  • Authors: S. Sahoo, V. Jain, D.V. Shah, R. Das, A. Pathak
  • Journal: Journal of Crystal Growth
  • Volume: 627
  • Article ID: 127491
  • Year: 2024
  • Citations: 3

Effect of Loading of Kapok Fiber with Epoxy on Mechanical and Electrical Properties of Its Composites

  • Authors: R. Das, C. Dash, D.K. Bisoyi
  • Journal: Polymer Science, Series A
  • Volume: 66
  • Issue: 1
  • Pages: 103-112
  • Year: 2024
  • Citations: 2

Comprehensive Evaluation of the Mechanical and Electrical Properties of Dewaxed Kapok Fibre-Reinforced Polymer Composites for Potential Application in Printed Circuit Boards

  • Authors: R. Das, D.K. Bisoyi
  • Journal: Industrial Crops and Products
  • Volume: 222
  • Article ID: 119823
  • Year: 2024

Conclusion:

Mr. Ramyaranjan Das presents a well-rounded profile as a researcher dedicated to advancing polymer composite materials, with a notable emphasis on sustainability and functional applications. His research is timely and addresses pressing needs within materials science. His background, research productivity, and technical proficiency make him a suitable candidate for the Best Researcher Award. Strengthening his work through interdisciplinary collaboration and applied research efforts could further establish him as a leader in the field of sustainable materials science.

 

Ritwik Maiti | Mechanical Engineering | Best Researcher Award

Posted on by Best Paper Award

Dr. Ritwik Maiti | Mechanical Engineering | Best Researcher Award

Assistant Professor at Birla Institute of Technology Mesra, India

Summary:

Dr. Ritwik Maiti is an accomplished researcher in the field of fluid dynamics and granular flow, with a particular emphasis on the behavior of granular materials in various contexts such as silos, open channels, and underground cavities. His work has contributed significantly to understanding the flow of granular media in natural and industrial processes. Dr. Maiti has held prestigious research positions at the National University of Singapore and the University of Sheffield, where he worked on projects ranging from wind-tunnel tests to flow modeling in porous media. He is currently contributing to the academic and research community at Birla Institute of Technology Mesra, where he continues his innovative research on granular flows and their interactions with fluid dynamics.

Professional Profile:

👩‍🎓Education:

Dr. Ritwik Maiti is an Assistant Professor in the Department of Mechanical Engineering at Birla Institute of Technology, Mesra, Ranchi. He earned his Ph.D. in Mechanical Engineering from the Indian Institute of Technology Kharagpur (2011–2017), where his research focused on the dynamics of dense granular flows through silos, closed channels, and open channels. Dr. Maiti holds a Master of Engineering (M.E.) in Heat Power Engineering from Jadavpur University, Kolkata (2009–2011), and a Bachelor of Technology (B.Tech) in Mechanical Engineering from Kalyani Government Engineering College, West Bengal (2008).

🏢 Professional Experience:

Dr. Maiti has extensive research experience in both mechanical and civil engineering. From 2018 to 2021, he was a Research Fellow with the Fluid Mechanics Research Group at the National University of Singapore, where he worked on projects related to wind-tree interaction and the minimization of granular mixture segregation. Prior to this, he was a Research Associate at the University of Sheffield (2017–2018), where he focused on modeling flow through porous granular media as part of the Geotechnical Engineering Research Group. His professional expertise includes the design and development of experimental fluid flow facilities and the handling of advanced equipment such as high-speed cameras, particle image velocimetry, and particle analyzers.

Research Interests:

Dr. Maiti’s research interests lie at the intersection of fluid mechanics and granular flow. His areas of focus include:

  • Experimental Fluid Dynamics
  • Granular Flow Dynamics
  • Geophysical Flows and Avalanches
  • Granular Mixing and Segregation
  • Fluid-Structure Interaction
  • Impact Crater Analysis
  • Underground Cavity Collapse
  • Multiphase Flows
  • Discrete Element Model (DEM)
  • Computational Fluid Dynamics (CFD) and CFD-DEM Coupling

He is also skilled in high-speed photography, image processing, and the use of software such as Matlab, Autocad, and LIGGGHTS for simulation and analysis.

Author Metrics:

Dr. Maiti has published numerous articles in international journals and conferences, including:

  • 10 publications in top-tier journals such as Physics of Fluids, Powder Technology, and AIChE Journal.
  • Contributions to leading conferences such as the International Conference on Fluid Mechanics and Fluid Power and the International Conference on Multiphase Flow.
  • A book chapter published by Springer in 2017.
  • Several research papers currently under review in journals like Powder Technology and Ocean Engineering.

Dr. Maiti’s research on granular dynamics has garnered significant attention in his field, contributing valuable insights into both theoretical models and practical applications.

Top Noted Publication:

Experiments on Eccentric Granular Discharge from a Quasi-Two-Dimensional Silo

  • Authors: R. Maiti, G. Das, P.K. Das
  • Journal: Powder Technology
  • Volume: 301
  • Pages: 1054-1066
  • Year: 2016
  • Citations: 35
  • Summary: This study presents experimental investigations on granular discharge from a quasi-two-dimensional silo with an eccentric outlet. The paper discusses the flow behavior, discharge rates, and the formation of patterns in the granular material as it exits the silo. The experiments provide a detailed understanding of the flow field dynamics during eccentric discharge.

Granular Drainage from a Quasi-2D Rectangular Silo through Two Orifices Symmetrically and Asymmetrically Placed at the Bottom

  • Authors: R. Maiti, G. Das, P.K. Das
  • Journal: Physics of Fluids
  • Volume: 29 (10)
  • Year: 2017
  • Citations: 25
  • Summary: This research explores the granular flow through a rectangular silo with two bottom orifices, placed both symmetrically and asymmetrically. The work examines how different placement configurations of the orifices affect the flow and drainage dynamics of granular materials, contributing valuable insights into granular discharge mechanics.

Flow Field During Eccentric Discharge from Quasi-Two-Dimensional Silos—Extension of the Kinematic Model with Validation

  • Authors: R. Maiti, S. Meena, P.K. Das, G. Das
  • Journal: AIChE Journal
  • Volume: 62 (5)
  • Pages: 1439-1453
  • Year: 2016
  • Citations: 19
  • Summary: This paper extends a kinematic model to describe the flow field during eccentric discharge from a quasi-2D silo. The study provides experimental validation of the model and offers insights into the flow patterns and velocity fields of granular materials, expanding the understanding of discharge processes in industrial and natural granular systems.

Cracking of Tar by Steam Reforming and Hydrogenation: An Equilibrium Model Development

  • Authors: R. Maiti, S. Ghosh, S. De
  • Journal: Biomass Conversion and Biorefinery
  • Volume: 3
  • Pages: 103-111
  • Year: 2013
  • Citations: 6
  • Summary: This paper focuses on developing an equilibrium model for tar cracking using steam reforming and hydrogenation. The study addresses the challenges associated with tar removal in biomass gasification and proposes a model to predict the outcomes of chemical reactions involved in the process.

Self-Organization of Granular Flow by Basal Friction Variation: Natural Jump, Moving Bore, and Flying Avalanche

  • Authors: R. Maiti, G. Das, P.K. Das
  • Journal: AIChE Journal
  • Volume: 69 (1)
  • Article: e17943
  • Year: 2023
  • Citations: 2
  • Summary: This recent study investigates the self-organization phenomena in granular flows due to variations in basal friction. The paper describes natural jumps, moving bores, and flying avalanches in granular media, providing key insights into the mechanics of granular flow and segregation.

Conclusion:

Dr. Ritwik Maiti’s contributions to fluid dynamics and granular flow research, particularly in areas like silo flows and porous media, make him a strong candidate for the Best Researcher Award. His published work demonstrates both depth and innovation in key fields of mechanical engineering, and his international experience enhances his profile. While expanding his research into more applied fields and taking on greater leadership roles could strengthen his application, his current contributions to science are exceptional, positioning him well for recognition in the field of mechanical engineering research.