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Prof. S. Thirukkanesh

sthirukkanesh

Prof. S. Thirukkanesh

B.Sc. (Hons) (EUSL), M.Sc. (Natal , South Africa), Ph.D (KwaZulu - Natal, South Africa)
Professor in Mathematics

Telephone  :  0094 65 2240753 (Office)
Fax              :  0094 65 2240758 (Office)
E-mailthirukkanesh@esn.ac.lk

Biography

 

Links to Publications

Publications

Publication in Science Citation Index Journals:

  1. Nasheeha, R.N., Thirukkanesh, S. & Ragel, F.C. Anisotropic models for compact star with various equation of state. The  European Physical Journal Plus 136, 132 (2021).
  2. Thirukkanesh, S., Bogadi, R.S., Govender, M. et al. Stability and improved physical characteristics of relativistic compact objects arising from the quadratic term in pr=αρ2+βρ−γ. The European Physical Journal C 81, 62 (2021).
  3. Thirukkanesh, S., Sharma, R. & Das, S. Model of a static spherically symmetric anisotropic fluid distribution in paraboloidal spacetime admitting a polytropic equation of state. Eur. Phys. J. Plus 135, 629 (2020).  
  4. Anand Kaisavelu, S. Thirukkanesh, Megan Govender and S.D. Maharaj, The impact of spheroidicity on the stability of polytropic spheres,  Annals of Physics, 419 (2020) 168215
  5. S.Thirukkanesh, Anand Kaisavelu and Megan Govender, A comparative study of the linear and colour-flavour-locked equation of states for compact objects, The European Physical Journal C (2020) 80:214.
  6. R. N. Nasheeha, S.Thirukkanesh and F. C. Ragel, Anisotropic generalization of isotropic models via hypergeometric equation, The European Physical Journal C (2020) 80:6.
  7. S.Thirukkanesh, Ranjan Sharma and Sunil D. Maharaj,   Anisotropic generalization of Vaidya-Tikekar superdense stars, The European Physical Journal Plus (2019) 134: 378.
  8. F. C. Ragel and S.Thirukkanesh, General relativistic model for mixed fluid sphere with equation of state, The European Physical Journal C (2019) 79:306
  9. S. Thirukkanesh, F. C. Ragel, Ranjan Sharma and Shyam Das, Anisotropic generalization of well-known solutions describing relativistic self-gravitating fluid systems: an algorithm, The European Physical Journal C,   78:31 (2018)
  10. R Sharma, S Das, S.Thirukkanesh, Anisotropic extension of Finch and Skea stellar model Astrophysics and Space Science 362: 232 (2017)
  11. NF Naidu, M Govender, S.Thirukkanesh, SD Maharaj, Radiating fluid sphere immersed in an anisotropic atmosphere, General Relativity and Gravitation, 49:95 (2017)
  12. S.Thirukkanesh and F C Ragel, A realistic model for charged strange quark stars, Chinese Physics C, 41  015102 (2017)
  13. S. Thirukkanesh and F.C. Ragel, Charged analogue of well behaved neutral spheres: an algorithmic approach, Chinese Physics C, 40, 045101 (2016).
  14. M Govender and S Thirukkanesh, Anisotropic static spheres with linear equation of state in isotropic coordinates, Astrophysics and Space Science, 358:39 (2015) DOI 10.1007/s10509-015-2431-3
  15. S. Thirukkanesh, M Govender and D. B. Lortan, Spherically symmetric static matter configurations with vanishing radial pressure, International Journal of Modern Physics D, 24 1550002 (11 pages) (2015). DOI: 10.1142/S0218271815500029
  16. S Thirukkanesh and F C Ragel, Anisotropic compact sphere with Van der Waals equation of state, Astrophysics and Space Science, 354 415 - 420 (2014). DOI 10.1007/s10509-014-1883-1.
  17. S Thirukkanesh and F C Ragel, Strange star model with Tolmann IV type potential, Astrophysics and Space Science 352 743-749 (2014) DOI 10.1007/s10509-014-1960-5.
  18. S Thirukkanesh and F C Ragel, Anisotropic spheres with Van der Waals-type equation of state, PRAMANA- journal of Physics, 83 83-93 (2014) . DOI: 10.1007/s12043-014-0766-x
  19. M Govender and S Thirukkanesh, Causal heat flow in Bianchi type-V Universe, International Journal of Modern Physics D, 29 1450071 (9 pages) (2014). DOI: 10.1142/S0217732314500710
  20. S Thirukkanesh and F C Ragel, Hypergeometric equation in modeling relativistic isotropic sphere, International Journal of Theoretical Physics, 53 1188 – 1200 (2014) DOI 10.1007/s10773-013-1915-6
  21. S Thirukkanesh and M Govender, The role of the electromagnetic field in dissipative collapse, International Journal of Modern Physics D, 22 1350087 (15 pages) (2013).
  22. S. Thirukkanesh, "New Classes of Charged Spheroidal Models," Journal of Astrophysics, vol. 2013, Article ID 539847, 9 pages, 2013. doi:10.1155/2013/539847
  23. S Thirukkanesh and F C Ragel, A class of exact strange quark star model, PRAMANA- journal of Physics, 81 275-286 (2013).
  24. S Thirukkanesh, S Moopanar and M Govender, The final outcome of dissipative collapse in the presence of Λ, PRAMANA- journal of Physics, 79 223 - 232 (2012).
  25. S Thirukkanesh and F C Ragel, Exact anisotropic sphere with polytropic equation of state, PRAMANA- journal of Physics, 78 687 - 696 (2012).
  26. S Thirukkanesh, S S Rajah and S D Maharaj, Shearing radiative collapse with expansion and acceleration, Journal of Mathematical Physics, 53 032506 (2012).
  27. S Thirukkanesh and S D Maharaj, Mixed potentials in radiative stellar collapse, Journal of Mathematical Physics, 51 072502 (2010).
  28. M Govender and S Thirukkanesh, Dissipative collapse in the presence of Λ, International Journal of Theoretical Physics, 48 3558 -3566 (2009).
  29. S Thirukkanesh and S D Maharaj, Charged relativistic spheres with generalized potentials, Mathematical Methods in the Applied Sciences, 32 684 -701 (2009).
  30. S Thirukkanesh and S D Maharaj, Radiating relativistic matter in geodesic motion, Journal of Mathematical Physics, 50 022502 (2009).
  31. S D Maharaj and S Thirukkanesh, Some new static charged spheres, Nonlinear Analysis- Real World Applications, 10 3396 - 3403 (2009)
  32. S D Maharaj and S Thirukkanesh, Generalized isothermal models with strange equation of state, PRAMANA- journal of Physics, 72 481 - 494 (2009).
  33. S Thirukkanesh and S D Maharaj, Charged anisotropic matter with a linear equation of state, Classical and Quantum Gravity, 25 235001 (2008).
  34. S Thirukkanesh and S D Maharaj, Exact models for isotropic matter, Classical and Quantum Gravity, 23 2697 - 2709 (2006).
  35. S D Maharaj and S Thirukkanesh, Generating potentials via difference equations, Mathematical Methods in the Applied Sciences, 29 1943-1952 (2006).

Abstracts in conference proceedings:

  1. S. Thirukkanesh and S D Maharaj, Models with linear EOS, In Proceedings of 51st Annual Congress of the South African Mathematical Society, University of KwaZulu-Natal, Durban, 5-7 November 2008, Book of Abstracts, p 55.
  2. S. Thirukkanesh and S D Maharaj, Models for the Einstein-Maxwell system, In Proceedings of 50th Annual Congress of the South African Mathematical Society, University of Cape Town, Cape Town, 31 October - 2 November 2007, Book of Abstracts, p 59.

Research Interest

Exact solutions to the Einstein field equations; relativistic stars.

Teaching

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Awards

Awards Received for Research:

  • President’s Award for Scientific Research” by HE Maithripala Sirisena for highly rated scientific research as evaluated by peers and published in the year 2017 (awarded on 26th August 2019 at a ceremony held at the Grand Marquee, Taj Samudra, Colombo).
  • President’s Award for Scientific Publication” by HE Maithripala Sirisena for highly rated scientific research as evaluated by peers and published in the year 2016 (awarded on 19th November 2018 at a ceremony held at the Grand Marquee, Taj Samudra, Colombo).
  • President’s Award for Scientific Publication” by HE Maithripala Sirisena for highly rated scientific research as evaluated by peers and published in the year 2015 (awarded on 6th November 2017 at a ceremony held at the Grand Marquee, Taj Samudra, Colombo).
  • President’s Award for Scientific Publication” by HE Maithripala Sirisena for highly rated scientific research as evaluated by peers and published in the year 2014 (awarded on 22nd November 2016 at a ceremony held at Grand Ballroom, Waters Edge, Battaramulla).
  • NRC Merit Award for Scientific Publication” by National Research Council, Sri Lanka for scientific research published in the year 2013. 
  • NRC Merit Award for Scientific Publication” by National Research Council, Sri Lanka for scientific research published in the year 2012.
  • NRC Merit Award for Scientific Publication” by National Research Council, Sri Lanka for scientific research published in the year 2010.
  • President’s Award for Scientific Publication” by HE Mahinda Rajapaksa for highly rated scientific research as evaluated by peers and published in the year 2009 (awarded on 17th January 2014 at a ceremony held at Grand Ballroom, Waters Edge, Battaramulla).
  • President’s Award for Scientific Publication” by HE Mahinda Rajapaksa for highly rated scientific research as evaluated by peers and published in the year 2008 (awarded on 17th January 2014 at a ceremony held at Grand Ballroom, Waters Edge, Battaramulla).

 Grants Received

  • Investigator Driven Grants 2018 -NRC Grant No. 18-077 for the project entitled “Modeling and description of compact astrophysical objects using Einstein’s field equations”

 Awards Received as Postgraduate Student

  • Graduate Assistantships for the years 2007 and 2008’, awarded by the University of KwaZulu-Natal, South Africa.
  • NRF Doctoral grand-holder bursary awarded by the National Research Foundation (NRF) of South Africa for the years 2007 and 2008 (only 5% is chosen from overseas students).
  • Member of Golden Key International Honour Society (Membership solely on academic merit)

Positions Held

April 2005 – Present:

  • Professor in Mathematics (December 2015 – Present), Senior Lecturer in Mathematics (March 2009 – December 2015), Lecturer in Mathematics (April 2005 – March 2009), Department of Mathematics, Eastern University, Sri Lanka
  • Head/ Department of Mathematics, Eastern University, Sri Lanka since 01st September 2009 to 31st August 2012.
  • Coordinator/External Degree Programme in Science, Eastern University, Sri Lanka from 14th July 2009 to 10th November 2009.
  • Co-ordinator for Staff Development Programme Faculty of Science of the Eastern University from 14th February 2006 to 31st January 2007.
  • Student Counsellor from 15th August 2005 to 31st January 2007 and since 20th October 2009 to October 2012.
  • Member of Faculty of Science Research Committee.
  • Member of Senate (Faculty representative) from 13th June 2006 to 31st January 2007.
  • Member of the Curriculum Development Committee/ Faculty of Science.
  • Member of External Degree Board of Study/ Faculty of Science.
  • Member of Higher Degree Committee/ Faculty of Science

August 1997 - March 2005:

  • Lecturer in Mathematics, Department of Mathematical science, Faculty of Applied Sciences, South Eastern University of Sri Lanka.
  • Academic Co-ordinator/ Department of Mathematical Sciences from 01st January 2001 to 28th February 2002 and from 01st September 2003 to 31st December 2003.
  • Subject Co-ordinator for Mathematics from 15th December 1997 to 31st December 2000.
  • Member of the Curriculum Revision Committee/ Faculty of Applied Sciences.