Dr. Murali K. P.
Dr. Murali K. P.

Associate Professor

Office Address:

Department of Mechanical Engineering, National Institute of Technology Calicut-673601, Kerala, India

Contact no:


Home Address:

Thrissur, Kerala

  • PhD in Metallurgical Engineering and Materials Science from IIT Bombay, Mumbai

  • Educational Qualifications

    • PhD in Metallurgical Engineering and Materials Science from IIT Bombay, Mumbai


    1. “Ceramic Based Biomass Gasifier”  P.Sasidharan, K.P.Murali and K.Sasidharan. Indian Patent No: 232171, 15.03.2009
    2. “Novel route for silica aerogel processing using a proprietary catalyst” P Sasidharan, R Ratheesh, S. N   Potty, P.A. Abraham and K.P. Murali  Indian Patent No: 241490 Date of award: 16.07.2010.
    3. “Ceramic filled fluoropolymer compositions, methods and applications thereof” S. Rajesh, K P Murali, R. Ratheesh, Indian patent application No. 3815/DEL/2012. Patent No. 294964 granted on 26.03.2018. 
    4.   Ceramic filled fluoropolymer compositions, methods and applications thereof, S. Rajesh, K P Murali, R. Ratheesh, US patent No. 9,455,064, Sept 27, 2016.
    5.  Ceramic filler, method of preparing ceramic filler and applications as resonator and      laminate thereof, R. Ratheesh, K Stanly Jacob, K P Murali, Akhilesh Jain and P R Hannurkar, US patent No. 9505902 B2, 29.11.2016.


    International Journals

    1. Design and Development of a Ceramic based biomass gasifier, P.SasidharanK.P. Murali and K.Sasidharan,  Journal for international energy initiative, Energy for sustainable development 4 (1995) 49–52.
    2. Synthesis and dielectric properties of  MXTi6O17 [M=Ba and Sr, X=Mg and Zn] hollandite ceramics V.M. Manisha, K.P. Murali, S.N. Potty, V.Priyadarsini and R.Ratheesh, Bull. Mater. Sci.  27 (2004) 149-153. 
    1. Structure and dielectric properties of  Ba1-xSrxZnTi7O16 hollandite ceramics,       R.Remya, K.P. Murali, S.N.Potty, V.Priyadarshini and R.Ratheesh, J. Electronic Materials,  34 (2005) 1076-1080.
    1. Preparation and Characterization of high permittivity and low loss PTFE/CaTiO3                    Microwave Laminates. S. Rajesh, K.P.Murali and  R. Ratheesh, Polymer Composites 30 (2008) 1480-1485.
    1.  Preparation, Structural and Microwave dielectric Characterization of Ba3-xSrxYNb3O12 (x=0, 1, 2, 3) Ceramics, S.P. Sithara, S.Rajesh, K.V.Rajani, K.P. Murali and R.Ratheesh, Scripta Materialia, 59 (2008) 424-427.
    1.  Comparison of Alumina and Magnesia filled PTFE composites for microwave substrate Applications. K.P. Murali, S. Rajesh, Om Prakash, A. R. Kulkarni and R. Ratheesh,     Materials  Chemistry and  Physics  113 (2008)  290-295.
    1. Preparation, Characterization and dielectric properties of temperature stable PEEK/SrTiO3 composites for microwave substrates applications, V.S. Nisa, S. Rajesh, K.P. Murali, V. Priyadarsini, S.N. Potty and R. Ratheesh, Composite Science & Technology, 68 (2008) 106-112.
    1.  Microwave dielectric properties of rutile filled PEEK composites, S. Rajesh, K.P. Murali, V. Priyadarsini, S.N.Potty, R.Ratheesh and P. Mohananan, Polymer-Plastic Technology and Engineering, 47 (2008) 242-246.
    1. Rutile filled PTFE composites for flexible microwave substrate applications, S. Rajesh, K.P. Murali, V. Priyadarsini, S. N. Potty and R. Ratheesh, Materials Science and Engineering B, 163 (2009) 1-7.
    1.  Preparation and microwave characterization of PTFE/PEEK Blends, Rajani K.V., S.Rajesh, K.P. Murali, P.Mohanan and R.Ratheesh, Polymer Composites,  30 (2009)  296-300.
    1.  Preparation and Characterization of High Permittivity SrTiO3 filled PTFE Composites for Microwave  Substrate Applications, S. Rajesh, K.P.Murali, K.V.Rajani and R. Ratheesh Int. Journal of Applied Ceramic Technology, 6 (2009) 553-561.
    1. Preparation and properties of silica filled PTFE flexible laminates for microwave circuit applications, K.P. Murali, S.Rajesh, Om Prakash, A.R.Kulkarni and R.Ratheesh, Composites A, 40 (2009) 1179-1185.
    1.  Microwave dielectric properties of PTFE/rutile nano composites, S. Rajesh, V.S. Nisa, K.P.Murali, R. Ratheesh, Journal of Alloys and Compounds, 477 (2009) 677-682.
    1. Preparation and characterization of cordierite filled PTFE lamintes for microwave substrates applications, K. P. Murali, S. Rajesh, K. Stanly Jacob, Om Prakash, A. R. Kulkarni and R. Ratheesh, Journal of Materials Science: Materials in Electronics, 21 (2010), 192-198.
    1. Ba(Mg1/3Ta2/3)Ofilled PTFE composites for microwave substrate applications. Nijesh K. James, K. P. Murali, K. Stanly Jacob and R. Ratheesh, Materials chemistry and physics Volume 122, Issues 2–3, 1 August 2010, Pages 507–511
    1.  “Low dielectric PTFE/BaWO4 laminates for microwave substrate applications”, Nijesh K. James, S. Rajesh, K. P. Murali, K. Stanly Jacob and R. Ratheesh, Journal of Material Science: Materials in electronics Volume 21, Number 12 (2010), 1255-1261, DOI: 10.1007/s10854-010-0058-2.
    1.  Effect of particle size on the microwave dielectric properties of alumina filled PTFE substrates, K. P. MuraliS. Rajesh, K. J. Nijesh and R. Ratheesh, J. Applied Ceramic Technology  Volume 7, Issue 4, pages 475–481, July/August 2010.
    1. Effect of silane coating in aqueous and non aqueous media on the properties of magnesia filled PTFE laminates, K.P. Murali, S. Rajesh, Om Prakash, A. R. Kulkarni and  R. Ratheesh, Materials Chemistry and Physics. Volume 122, Issues 2–3, 1 August 2010, Pages 317–320.
    1.  Temperature stable low loss PTFE/Rutile composites using secondary polymer, S.Rajesh, K.P. Murali and R. Ratheesh, Applied physics A Materials Science and Processing 104 (2011) 159-164.
    1.  The effect of filler on the temperature coefficient of the relative permittivity of PTFE/ceramic composites S. Rajesh K.P. MuraliH. JantunenR. RatheeshPhysica B: Condensed Matter406 (22) (2011) 4312–4316.
    1. Nanomagnetics for High-performance Miniaturized Power and RF components, P. Markondeya Raj, Himani Sharma, Dibyajat Mishra, K.P. Murali, Kyuhwan Han, Madhavan Swaminathan and Rao Tummala, IEEE Nanotechnology Magazine, 6 (3), 18, (2012). DOI: 10.1109/MNANO.2012.2203878.
    1. Magnetic and Dielectric Property Studies in Fe- and NiFe-based Polymer Nanocomposites Himani Sharma, Shubham Jain, Pulugurtha Markondeya Raj, K P Murali, Rao Tummala J Electronic Materials October 2015, Volume 44, Issue 10, pp 3819-3826
    1.  Structure-Magnetic Property Correlations in Nickel-Polymer Nanocomposites  K. P. Murali; Himani Sharma; P. Markondeya Raj; Dibyajat Mishra; Manik Goyal; Kathleen Silver; Erik Shipton; Rao Tummala, Journal of Materials Science: Materials in Electronics January 2016, Volume 27, Issue 1, pp 154-162.
    1. “CoY Hexaferrite-PEEK composites for  Integrated and Miniaturized RF Components” K. P. Murali; P. Markondeya Raj; Himani Sharma; Rao Tummala. Journal of Materials Science: Materials in Electronics, July 2015, Volume 27, Issue 7,  pp 7010-7017.
    1. “Inkjet printed high-Q RF inductors on paper substrate with ferromagnetic nanomaterial” Hoseon Lee, Benjamin S. Cook, K. P. Murali, Markondeya Raj and Manos M. Tentzeris, IEEE MICROWAVE AND WIRELESS COMPONENTS LETTERS, Volume. 26, No. 6,  2016, pp 419-21.
    2. “Colossal dielectric properties of (Zn0.5Ta0.5)0.02Ti0.98O2/PVDF composites” C DILEEP* , C V MUHAMMED HUNIZE and K P MURALI, Bull. Mater. Sci. (2022) 45:80. May 2022
    3.   “Nickel Aluminide intermetallic composites fabricated by various processing routes –  areview” P. Azhagarsamy, K. Sekar & K. P. Murali, Materials Science and Technology, 38:9, 556-571, April 2022. DOI: 10.1080/02670836.2022.2062648
    4. “An Overview of Metallic Materials Fabrication by Direct Energy Deposition”, Azhagarsamy P, Sekar K and Murali K.P , Key Engineering Materials, 882, 21

    Scopus Indexed/Conference Papers

    1. “Effect of filler concentration on the microwave dielectric properties of PTFE-Ceramic based composite substrates” R.Ratheesh, S.N. Potty, K.P. Murali, V.Priyadarshini, P.Mohanan APSYM 2004 held at Cochin university, conducted by Electronics department, Cochin University.
    2. “Synthesis and characterization of transparent silica aerogels” P.Sasidharan, S.N.Potty, P.A.Abraham, K.P. Murali and  R.Ratheesh , National Conference on the Materials for the New Millenium, Kochi, India, March  2001 Presented.
    3. ‘‘Analysis of Optical Transmittance Spectra Of TEOS Silica Aerogels”  P.Sasidharan, S.N.Potty, P.A.Abraham, K.P. Murali and R.RatheeshNational Seminar on Current Trends in Materials Science, CTIMS-2001, Kottayam, India, March 2001 Presented
    4.  “Effect of silane coating on the dielectric and mechanical properties of ceramic filled PTFE based substrates” K.P. Murali, S.Rajesh, V.Priyadarsini, S.N.Potty, R.Ratheesh and P.Mohanan, APSYM 2006, CUSAT, Kochi
    5.  “Preparation and Dielectric Properties of Composite substrates with varying filler concentration” R.Ratheesh, S.N. Potty, K.P. Murali, V.Priyadarshini, P.Mohanan, A.K.Sinha and M.A.Vahab, International conference on recent advances in composite materials held at Varanasi, Banaras Hindu University, Varanasi, 17 – 19, Dec.2004.
    6. “Preparation and dielectric properties of PTFE/ceramic composites for microwave susbstrate applications” Murali K.P., Potty S.N.,   Priyadarsini V., Ratheesh R. and Mohanan P. MRSI conference held at NCL, 2004 January, Pune.
    7. “Development of PEO based nano composites solid electrolytes ”,Sankara Narayanan Potty, Ratheesh R.  Murali K.P, Extended abstract XVIII Kerala Science Congress, 29 January, Trivandrum.
    8.  “Effect of particle size on the microwave dielectric properties of silica filled PTFE  substrates”.  K. P.  Murali, S. Rajesh, S. N.Potty, Om Prakash, A. R. Kulkarni and R. Ratheesh. MMA-  2006, Finland, June 2006.

      9. “Temperature stable microwave substrate based on PEEK/TiO2 composite system”  S. Rajesh,  K.P. Murali, V. Priyadersini, S. N. Potty, P.Mohanan and R. Ratheesh. MMA- 2006, Finland, June 2006.

      10“Fabrication of alumina filled PTFE as flexible substrates for microwave circuit applications” K.P. Murali, S. Rajesh, Om Prakash, A. R. Kulkarni and R. Ratheesh, ICRACM 2007, New Delhi

      11   “Fabrication of SrTiO3 filled PTFE composites for microwave substrate applications”  S.Rajesh, K.P. Murali, V.Priyadarsini, S.N.Potty and R. Ratheesh, ICMARS 2006, ICRS  Jodhpur.

      12. “CaTiO3 filled PTFE laminates with temperature stable dielectric properties for microwave     applications”, Nijesh K. James, K. P. Murali, S. Rajesh, R.Satheesh and R. Ratheesh, International conference on Advanced Functional Materials, ICAFM-2009, December 9-10, 2009, Thiruvananthapuram, Organised by NIIST and Indian Ceramic Society (Kerala Chapter).

      13.  Extraction of Electrical Properties of Nanomagnetic Materials through Meander-Shaped Inductor and Inverted-F Antenna Structures,  Kyuhwan Han, K.P. Murali, Himani Sharma, P. Markondeya Raj,  Madhavan Swaminathan, Rao Tummala and Vijay Nair. Electronic Components and Technology Conference ECTC 2012, IEEE 62nd, May 29 - June2, San Diego, USA.

      14. Inkjet-Printed Ferromagnetic Nanoparticles for Miniaturization of Flexible Printed RF Inductors Hoseon Lee, Manos M. Tentzeris, P. Markondeya Raj, K. P. Murali Antennas and Propagation Society International Symposium (APSURSI), 2013 IEEE, 7-13 July 2013, Orlando FL DOI: 10.1109/APS.2013.6711157.

      15.  3D IPAC - A New Passives and Actives Concept for Ultra-Miniaturized Electronic and Bioelectronic Functional Modules P. Markondeya Raj,Uei-Ming Jow,Jinxiang Dai; K.P. Murali, Himani Sharma, Dibyajat Mishra, T. Danny Xiao, Saumya Gandhi, Maysam Ghovanloo,  Rao Tummala, Electronic Components and Technology Conference ECTC2013 28-31 May 2013 LasVegas USA DOI: 10.1109/ECTC.2013.6575621

      16. Preparation and characterization of Ba4Co2Fe36O60 filled PP composites Abhishek Viswanath, K Navaneeth Krishnan, K P Murali, IOP Conf. Series: Materials Science and Engineering 577 (2019)

      17.  Analysis of μr, tan δe and tan δm of Magneto Dielectric substrates, C Anukumar, P H Rao, Navaneeth Krishnan K, K P Murali, IEEE Applied Electromagnetics Conference (AEMC) 2017,

      18. Preparation and Chracterisation of Ni0.5Zn0.5Co0.2Fe1.8O4 filled Polypropylene composites” M R Krishna Prasad, K P Murali, Material Today: Proceedings, Volume 46, Part 17, 2021, Pages 8404-8409.

    Major Achievements:

    • One of my projects “The design and Development of Ceramic based Biomass Gasifier”   has won Kerala State Energy Conservation Award in R&D category.
    • Recipient of prestigious Fulbright fellowship and worked at Packaging Research Center, Georgia Institute of Technology, USA.

    Research Projects Completed:

    1. Development of polymer/ceramic composite substrates for microwave circuit/device application NITC FRG Grant

    On-going Project:

    1. Development of High Temperature Substrate for RF Circuit Applications, DRDO funded project, Outlay: Rs. 20 Lakhs