Ram Naresh Mahaling

Name : Dr. Ram Naresh Mahaling
Designation : Professor
Phone No. : 9439179104
Email Id : mahalingrm@gmail.com, rnmahaling@suniv.ac.in
Date of Birth : 17/07/1978
Date of Joining : 27.10.2010
Google Scholar : Browse
Research GATE : Browse

M. Sc, M. Tech & Ph.D (IIT Kharagpur)

Polymeric and Materials Science

  1. Post-Doctoral Research Fellow, Centre De Recherche Sur La Matiére Divisée (CRMD), Orleans, France, Jan’ 2010 – Oct’ 2010, Research Focus: Nanostructured polymeric materials
  2. Post-Doctoral Research Fellow, Dept. of Composite Materials, Leibniz Institute of Polymer Research (IPF), Dresden, Germany, 2008 – 2009, Research Focus: Synthesis and Characterisation of polymeric composites.
  3. Assistant Professor 2010 - 2017 @Sambalpur University
  4. Associate Professor 2017-2020@Sambalpur University
  5. Professor 2020 - continuing@Sambalpur University

Post Graduate Level : Surface Chemistry
Classical Thermodynamics
Chemistry of Nanomaterials
Polymer Chemistry

  1. His current areas of research include the synthesis of perovskite-type metal oxide based polymer composite materials for electronic applications and energy storage, nanostructed composite and their structure-properties relationship.

Ph.D. Candidates : 03
M.Tech./M.Phil. Candidates : 13


  1. Orissa Chemical Society

  1. Project title: Nanodielectrics: An approach towards interfacial interaction and its role on device application from bench to field Funded agency: DST-SERB, Core Research Grant, Govt. of India Duration: 2019-2022
  2. Project title: Thermoset composites for potential coating Applications and its Effect on cross-linking behaviour Funded agency: DST, Govt. of Odisha Duration: 2016 – 2019
  3. Project title: Dielectric polymer ceramic nanocomposites for capacitor application Funded agency: University Grant Commission (UGC-MRP) Duration: 2013-2017

International Publications

  1. 3) Debajani Tripathy, Ankita Subhrasmita Gadtya, Anupam Sahoo, Ram Naresh Mahaling and Srikanta Moharana, Enhanced dielectric and electrical performance of poly(vinyl alcohol) (PVA)-potassium sodium niobate (KNN)- polyvinylpyrrolidone (PVP) composite films, Polymer-Plastics Technology and Materials, 2023, 62 (23), 1403-1414.
  2. 1) N. P Yadav, Bibhuti B. Sahu, R.N. Mahaling, Tarun Yadav, Pankaj K Tripathi and Srikanta Moharana Superior Dielectric and Electrical Characteristics of Poly(methylmethacrylate) (PMMA)-BiFeO3-Polystyrene-2% divinyl benzene (PDB) Composites, Optiks, 2023, 277, 170695.
  3. 2) Debajani Tripathy, Subhendu Chakroborty, Ankita Subhrasmita Gadtya, Ram Naresh Mahaling, Srikanta Moharana, Arundhati Barik & Kaushik Pal, Enhanced dielectric and electrical performance of phosphonic acid-modified tantalum (Ta)-doped potassium sodium niobate (KNaNbO3)-P(VDF-HFP) composites, The European Physical Journal E, 2023, 46, 21.
  4. 2021
  5. 7) Enhanced dielectric & electrical properties and percolation behavior of PVDF-BiFeO3-Carbon Black (CB) Tri-Phase Composite film, Srikanta Moharana, Tarun Yadav, Amit Pathak, Parvez Ahmad Alvi, R.N Mahaling*, Journal of Materials Science: Materials in Electronics, 2021, 32, 6038–6046.
  6. 6) Srikanta Moharana and Ram Naresh Mahaling, Preparation and properties of Benzoxazine (BA) based BiFeO3-Poly (vinylidene fluoride) (PVDF) Composites: Enhanced Dielectric Constant and Suppressed Loss. Polymer-Plastics Technology and Materials, 2021, 60 (10), 1122-1134.
  7. 5) Srikanta Moharana and Ram Naresh Mahaling, Enhancement investigations on Dielectric and Electrical properties of Niobium pentoxide (Nb2O5) reinforced Poly(vinylidene fluoride) (PVDF)-Graphene Oxide (GO) Nanocomposite Films, Journal of Asian ceramic Societies, 2021, 9 (3), 1183-1193.
  8. 4) Smaranika Dash , Vikas N. Thakur, Ashok Kumar, R.N. Mahaling, S. Patel, R. Thomas , Balaram Sahoo , Dillip K. Pradhan Enhancing functional properties of PVDF-HFP/BZT-BCT polymer-ceramic composites by surface hydroxylation of ceramic fillers, Ceramic International, 2021, 47(23), 33563-33576.
  9. 2020
  10. 9) Effects of Silica Modified NiFe2O4 on the Dielectric and Electrical Properties of NiFe2O4 filled Poly (methyl methacrylate) Composites, Srikanta Moharana, Anjali Kujur, Sudhir Minz, R. N. Mahaling*, Banarji Behera, Adv. Mater. Lett., (2020), 11(6), 19-0075.
  11. 8) Treatments of Hydroxylated BaTiO3 particles by Bis (2-ethylhexyl) sulfosuccinate Sodium salt (AOT) for improve the Dielectric and Electrical Properties of BaTiO3-Poly (vinylidene fluoride) Composites, Srikanta Moharana, Manoj Kumar Chopkar, Ram Naresh Mahaling*, J. Electronic Materials (2020), 49, 4272-4281.
  12. 2019
  13. 13) Srikanta Moharana, Mukesh K. Mishra, B. Dash, R. N. Mahaling*, Enhanced dielectric properties of poly (vinylidene fluoride) composites filled with polystyrene 2% divinyl benzene modified Graphite Nanopowders. Mater. Res. Innovations, (2019) 24 (2), 87-96.
  14. 12) High performance of hydroxylated BiFeO3/Polystyrene composite films with enhanced dielectric constant and low dielectric loss, Srikanta Moharana, Ram Naresh Mahaling*, J. Aust. Ceram. Soc., (2019) 56, 751-760.
  15. 11) Influence of surface modification and dispersive additives on dielectric and electrical properties of BiFeO3/poly (methyl methacrylate) composite films, Srikanta Moharana, Ram Naresh Mahaling*, J. Electronic Materials (2019) 48 (3), 1714-1723.
  16. 10) Green Synthetic Route of Carbon Quantum Dot reinforced Graphene Oxide-Poly (vinylidene fluoride-co-hexa fluoropropylene) Nanocomposites: Towards High Dielectric constant and Suppressed Loss, Srikanta Moharana, Ram Naresh Mahaling*, J. Appl. Polym. Sci. (2019) 136, 47850.
  17. 2018
  18. 18) Fabrication of SiC treated P(VDF-HFP)-(BFO-SO3H) composite films for high performance energy storage device (HPESD) applications, Mukesh K. Mishra, Srikanta Moharana, R. N. Mahaling*, Physica Status solidi A (2018), 215, 1701057.
  19. 17) Enhanced Dielectric and Ferroelectric Properties of Surface Hydroxylated Na0.5Bi0.5TiO3 (NBT) -Poly (vinylidene fluoride) (PVDF) Composites, Srikanta Moharana, Shraddhakara Sai, R.N Mahaling*, J. Adv. Dielectrics (2018) 8(3), 1850017-10.
  20. 16) Carboxyl functionalized multi-walled carbon nanotubes-Lead zirconate titanate -polyvinyl alcohol tri-phase percolative composites with enhanced dielectric and electrical properties, Srikanta Moharana, Ram Naresh Mahaling, Physica Status solidi A (2018), 215(6), 1700579.
  21. 15) Single or both site doped BiFeO3 Which is better candidate for profound electronic device applications?, Mukesh K. Mishra, Ram Naresh Mahaling*, Chinese J. Phys., (2018), 56, 965-973.
  22. 14) COOH-MWCNTs induced BiFeO3-Poly (vinylidene fluoride) (PVDF) composites with enhanced dielectric and ferroelectric properties, Srikanta Moharana, Ram Naresh Mahaling*, J. Appl. Polym. Sci., (2018), 135 (12), 46002.
  23. 2017
  24. 30) Enhanced Dielectric properties of Polyethylene glycol Modified BaTiO3-Poly(vinylidene fluoride) Composites. Srikanta Moharana, Mukesh K. Mishra, Banarjee Behera, R.N Mahaling*, Polymer series A (2016), 3, 53-63.
  25. 29) Preparation of Divinyl Benzene Modified Barium Titanate-Poly (vinylidene fluoride) Composites with High Dielectric constant. Srikanta Moharana, Mukesh Ku. Mishra, R.N Mahaling*, J. Chinese Adv. Mater. Society (2017), 5(4), 269-282.
  26. 28) Surface functionalization of BiFeO3: A pathway for the enhancement of dielectric and electrical properties of Poly (methyl methacrylate) - BiFeO3 composite films. Mukesh Kumar Mishra, Srikanta Moharana, Banarji Behera, Ram Naresh Mahaling*, Front. Mater. Sci., (2017), 11 (1), 82-91.
  27. 27) Preparation and characterization of high dielectric calcium titanate-poly (methyl methacrylate) composite films. Srikanta Moharana, Mukesh Ku. Mishra, R.N Mahaling*, J. Chinese Advanced materials society 5 (2017) 174-185.
  28. 26) Novel three phase polyvinyl alcohol (PVA)-nanographite (GNP)-Pb(Zr, Ti)O3 (PZT) composites with high dielectric permittivity, Srikanta Moharana, Ram Naresh Mahaling*, Mater. Res. Innovations, (2017), 1-7.
  29. 25) Effect of Poly (ethylene glycol) (PEG) on the Dielectric properties of PVDF-BiFeO3-PEG Composite Films for Electronic Applications, M. K. Mishra, Srikanta Moharana, B. Dash, R. N. Mahaling*,Polym. Series A, (2017), 59, 133-142.
  30. 24) Enhanced dielectric induced by Ag @ Pb (Zr,Ti)O3 (PZT) in polyvinyl alcohol (PVA) matrix composites: A solution casting Approach, Srikanta Moharana, Sourav Ku. Joshi, R.N Mahaling*, J. Appl. Polym. Sci. (2017) 134, 45583.
  31. 23) Dielectric properties of three-phase PS-BiFeO3-GNP nanocomposites, Srikanta Moharana, Mukesh K. Mishra, M. Chopkar, R.N Mahaling*, Polym. Bull. (2017) 74(9), 3707-3719.
  32. 22) Poly (vinylpyrrolidone) embedded Bismuth ferrite-poly (vinylidene fluoride-co-hexafluoropropylene) composites with enhanced dielectric properties, Srikanta Moharana, R.N Mahaling, J. Polym Plast. Technol Eng. (2017), 57, 1344-1351.
  33. 21) Silver (Ag)-Graphene Oxide (GO) - Poly (vinylidene fluoride-co-hexa fluoropropylene) (PVDF-HFP) nanostructured composites with high dielectric constant and low dielectric loss, Srikanta Moharana, Ram Naresh Mahaling*, Chem. Phys. Lett. (2017) 680, 31-36.
  34. 20) Exposition of structural, microstructural and optical properties of Mg and Zr doped BiFeO 3 for profound optoelectronic device applications, M.K. Mishra, R.N Mahaling*, J. Chinese Adv. Mater. Society (2017), 6, 8-16.
  35. 19) Mg doping in BiFeO3: An advantage over pure BiFeO3 having enhanced ferroelectric and optical properties for opto-electronic device applications, M.K. Mishra, R.N Mahaling*, Ferroelectrics, (2017), 520, 184-195.
  36. 2016
  37. 32) Enhanced dielectric properties of Poly (vinylidene fluoride) - Surface functionalized BiFeO3 composites by using Sodium dodecyl sulphate as a modulating agent for device applications. Mukesh K. Mishra, Srikanta Moharana, R. N. Mahaling*, J. Appl. Polym. Sci., (2016), 134(27), 45040.
  38. 31) Enhanced Dielectric properties of Surface hydroxylated Bismuth ferrite-Poly (vinylidene fluoride-co-hexafluoropropylene) Composites for energy storage devices. Srikanta Moharana, Mukesh K. Mishra, M. Chopkar, R.N Mahaling*, J. Adv. Sci. Devices (2016), 1, 461-467.
  39. 2012
  40. 33) Structural characteristics and flammability of fire retarding EPDM/layered double hydroxide (LDH) nanocomposites, De-Yi Wang, Amit Das, Andreas Leuteritz, R.N. Mahaling, Dieter Jehnichen, Udo Wagenknecht and Gert Heinrich, RSC Advances, 2 (2012) 3927.
  41. 2011
  42. 35) Reinforcement and Migration of Nanoclay in polychloroprene / ethylene-propylene-diene-monomer rubber blends, A. Das, R. N. Mahaling, K. W. Stockelhuber and G. Heinrich, Composite Science and Technology, 71 (2011) 276.
  43. 34) Oriented array of polyethylene-block-poly(ethylene oxide) Nanoplatelets in unsaturated polyesters cross-linked coatings, Ram Naresh Mahaling, Maryleene Vayer, Samuel Guillot and Christophe Sinturel, European Polymer Journal, 47 (2011) 2277.
  44. 2010
  45. 36) Preparation and properties of natural rubber nanocomposites based on natural rubber and naturally occurring Halloysite nanotubes, Sandip Rooj, Amit Das, Varun Thakur, R.N. Mahaling, Anil K. Bhowmick, Gert Heinrich, Materials and Design, 31 (2010) 2151.
  46. 2009
  47. 44) In-Situ Reinforcement of Poly (butylene terephthate) and Butyl rubber by Liquid crystalline polymer (TLCP), S. Kumar, T. Rath, R.N. Mahaling, C.K. Das, Polymer composites, 30 (2009) 655.
  48. 38) Multi-walled carbon nanotubes/ polymer composites in the absence and presence of polyacrylic elastomer (ACM), S. Kumar, T. Rath, R. N. Mahaling, B.B. Khatua, C. K. Das, Journal of Nanoscience and Nanotechnology, 9 (2009) 2981.
  49. 37) Influence of layered double hydroxides on the curing of carboxylated nitrile rubber with zinc oxide, V. Thakur, A. Das, R. N. Mahaling, S. Rooj, U. Gohs, U. Wagenknecht, G. Heinrich, Macromolecular. Materials and Engineering,, 294 (2009) 561.
  50. 2008
  51. 39) Mechanical, morphological and thermal properties of in-situ ternary composites based on poly (ether imide), silicone rubber and liquid crystalline polymer. T. Rath, S. Kumar, R. N. Mahaling, C. K. Das, Materials Science and Engineering: A, 490 (2008) 198.
  52. 2007
  53. 47) Flexible composite of PEEK and Liquid Crystalline Polymer in Presence of Polyphosphazene, T. Rath, S. Kumar, R. N. Mahaling, M. Mukherjee, A. K. Saxena, C. K. Das, Journal of Applied Polymer Science, 104 (2007) 3758.
  54. 46) Mechanochemical Recycling of Sulfur Cured Natural Rubber, G. K. Jana, R. N. Mahaling, T. Rath, A. Kozlowska, M. Kozlowski and C. K. Das, Polimery, 2 (2007) 15.
  55. 45) Processing and characterization of carbon nanofiber/ syndiotactic Polystyrene Composites in the absence and presence of liquid crystalline Polymer, Kumar, S.; Rath, T. ; Mahaling, R.N.; Das, C.K., Composite Part A: Applied Science and Manufacturing, 38 (2007) 1304.
  56. 43) Study on mechanical, morphological and electrical properties of carbon nanofiber / polytherimide composites, Kumar, S.; Rath, T. ; Mahaling, R.N.; Reddy, C.S. ; Das, C.K. K.N. Pandey, R.B. Srivastava and S.B. Yadaw, Materials Science and Engineering: B 141(2007) 61.
  57. 42) Effects of Rubber-Filler Interaction on the Developments of Physical, Mechanical and Interfacial Properties of Vamac/ Silica Nanocomposites, R.N.Mahaling, S. Kumar, T.Rath and C. K. Das, Journal of Elastomer and Plastics, 39(2007) 253.
  58. 41) Mechanical and Morphological study of PPS/LCP blends compatibilized with Maleic-anhydride grafted copolymers, T. Rath, S. Kumar, R. N. Mahaling and C. K. Das, Journal of Applied Polymer Science, 106 (2007) 3721.
  59. 40) Acrylic Elastomer/Filler Nanocomposites: Effects of Silica Nanofiller on Thermal Mechanical & Interfacial adhesion, R.N.Mahaling, S.Kumar, T.Rath and C.K.Das, Plastics Rubber and Composites: Macromolecular engineering, 36 (2007) 267.
  60. 2006
  61. 51) Recycling of NR vulcanizates by mechanochemical process, Jana, G. K.; Mahaling, R. N.; Das, C. K. International Polymer Science and Technology, 1 (2006) 15.
  62. 50) Self-reinforcing composites based on ethylene acrylic elastomers VAMAC B124)/TLCP, Kumar, S.; Rath, T.; Mahaling, R. N.; Reddy, C. S.; Das, C. K.; Pandey, K. N.; Alam, S, International Polymer Science and Technology, 3 (2006) 2.
  63. 49) The flexible PEI composites, Rath, T.; Kumar, S.; Mahaling, R. N.; Mukherjee, M.; Das, C. K.; Pandey, K. N.; Saxena, A. K., Polymer Composites, 27 (2006) 533.
  64. 48) A novel devulcanization technology for vulcanized natural rubber, Jana, G. K.; Mahaling, R. N.; Das, C. K., Journal of Applied Polymer Science, 99 (2006) 2831.
  65. 2005
  66. 53) Carboxylated Nitrile elastomer/filler Nanocomposites: Effect of Silica Nanofiller in Thermal, Dynamic Mechanical behavior, and Interfacial Adhesion, R.N.Mahaling, G.K.Jana, H.Jeong, C.S.Ha, C.K.Das, Macromolecular Research, 13 (2005) 306.
  67. 52) Modified nanofiller epichlorohydrin elastomer composite, R.N.Mahaling, G.K.Jana, C.K.Das, Composite interfaces, 8, (2005) 11.

International Conferences

  1. 2. Invited talk on “Enhanced dielectric properties of surface hydroxylated sodium bismuth titanate-poly (vinylidene fluoride) nanocomposites” International conference on Nanostructured Materials and Nanocomposites (ICNM-2017) at Mahatma Gandhi University, Kottayam Kerala, India.
  2. 1. Invited talk on “Enhanced dielectric properties of Bismuth ferrite (BiFeO3) /Poly (vinylidene fluoride-co-hexafluoropropylene) [P(VDF-HFP)] Composites by using Surface hydroxylated BiFeO3 (BFO-OH) particles” International Conference on Advancements in Polymeric Materials (APM 2016) organized by CIPET Ahmadabad.

National Conferences

  1. 6. Invited talk on “Core shell Structure and effect of Interface on ABO3 type Nanodielectric Polymer Composites” National conference on “Prospects of Nanomaterials,” organized by Nano Innovation Laboratory, School of Indigenous Knowledge, Science and Technology (SIKST) (March 15-18, 2022), BBSR, Odisha, India.
  2. 5. Invited talk on “Core-Shell Structure and effects of Surface Functionalization on Development of ABO3 type Ceramic Based Polymeric Composites for Electronic Application” National conference on Physics and Chemistry of Novel Materials (PCNM-2020) (February 22-23), Centurion University of Technology and Management, Bolangir Campus, Odisha, India.
  3. 4. Invited talk on “Surface encapsulated Graphene Oxide and ABO3 type Ceramic based Nanodielectric Polymer Composites: A pathway for enhancement of dielectric behaviour” “Advanced Materials for Energy and Environmental Applications” (AMEEA 2018) (National conference) sponsored by DST, BRNS, and DRDO, December 12-14, 2018 at NIT Rourkela, Odisha.
  4. 3. Invited talk on “Particulate Filled Polymeric Materials: An Outcome of Desired Properties” Recent Trends in Chemical Sciences (RETICS-2017, March 22-23) National conference, Organized by School of Chemistry, Sambalpur University, Odisha, India.


  1. Training program on Advanced Characterization Technique from 16th to 22nd August 2022 of DST-STUTI program in association with Banasthali Vidyapith, Rajasthan and DST Govt of India.


  1. Jaylalita Jyotish, Rozalin Nayak, Debajani Tripathy, Srikanta Moharana, R. N. Mahaling, Bio-based Super absorbents Recent Trends, Types, Applications and Recycling, Book titled: Starch-Based Superabsorbent Polymer (Springer; 2023), ISBN 978-981-99-3093-7.
  2. Mukesh K. Mishra, Srikanta Moharana, Santosh Kumar Satpathy, Priyambada Mallick, R.N. Mahaling, Perovskite Metal Oxides: Synthesis, Properties and Applications. Book titled: Perovskite Type Dielectric Ceramic Based Polymer Composites for Energy StorageApplications (Elsevier; 2023), ISBN: 9780323995290.
  3. . Srikanta Moharana, Bibhuti B. Sahu, Rozalin Nayak, Ram Naresh Mahaling, Metal Oxide-Polymer composites near the percolation threshold. Book titled: Renewable Polymers and Polymer-Metal Oxides Composites: Synthesis, Properties, and Applications (Elsevier, June 2021).
  4. Srikanta Moharana, Bibhuti B. Sahu, Lipsa Singh, Ram Naresh Mahaling, Graphene Based Polymer Composites: Physical and Chemical Properties. Book titled: Defect Engineering of Carbon Nanostructures ( Springer Nature. April 2021).
  5. Srikanta Moharana, Ankita Subhrasmita Gadtya, Rozalin Nayak, R.N Mahaling, Synthesis, Dielectric and Electrical Properties of Silver–Polymer Nanocomposites (February 2021) Book titled: Silver Micro-Nanoparticles - Properties, Synthesis, Characterization, and Applications, In Tech-Open Publishing, ISBN 978-1-83968-660-3.
  6. Srikanta Moharana, Sushree Kalyani Kar, Mukesh Kumar Mishra, R.N Mahaling*, Synthesis and properties of Graphene and Graphene Oxide based polymer Composites Chapter-7, Carbon Nanostructures, Surface Engineering of Graphene, Springer International Publishing, ISSN-2191-3013, ISBN: 978-3-030-30207-8.
  7. Handbook of Vinyl Polymers: Radical polymerization, process, and Technology, second edition, Edited by Munmaya K. Mishra and Yusuf Yagaci, CRC Press, Taylor & Francis group, CHAPTER – 16, Particulate -filled Vinyl Polymer Composites, C. S. Reddy, R. N. Mahaling, C. K. Das, page - 499-540
  8. Perovskite Metal Oxides: Synthesis, Properties and Applications, ISBN No. 978-0-323-99529-0 , Elsevier, Srikanta Moharana, Tanmaya Badapanda, Santosh Kumar Sathpathy, Ram Naresh Mahaling, Rajneesh Kumar, 1st Edition - May 30, 2023.

  1. Recent Trends in Chemical Sciences (RETICS) 2014 & 2017
  2. Advanced Training Program on Synergistic Training program Utilizing the Scientific and Technological Infrastructure (STUTI), DST, GoI
  3. NOBEL Prize Seminar.
  4. Refresher Course in Chemistry and Materials, 2022

  1. Coordinator, Dept of Education
  2. Coordinator, NEP
  3. Member (Admission), SAMARTH-ERP PROJECT


Present Address : 
School of Chemistry
Sambalpur University
Jyoti Vihar, Burla
PIN - 768019
  Permanent Address :