Dr. F. C. Ragel

B.Sc. (Hons) (EUSL), Ph.D. (Witswatersrand, South Africa), Accredited Teacher in HE (SEDA, UK), C.Phys.(SL).
Senior Lecturer
Department of Physics
Faculty of Science
Eastern University, Sri Lanka

 

 

 


 

(visit my researcher ID at:

http://www.researcherid.com/rid/G-1291-2010 ).

 

  1. F.C. RagelP de V du Plessis and A M StrydomKondo behaviour of solid solutions (Ce1-xLax)PtGa, Journal of Physics and Chemistry of Solids Volume 71, Issue 12, December 2010, pages 1694-1701 – Elsevier publication

  2. F.C. RagelP de V du Plessis and A M StrydomDilution and Non-Fermi-liquid effects in the CePtIn Kondo latticeJournal of Physics: Condensed Matter Volume 21 No 5 (January 2009) 046008 (9pp) – Institute of Physics (IOP) publication, UK.

  3. F.C. RagelP de V du Plessis and A M StrydomEffects of La dilution on the CePt2Si2 Kondo latticeJournal of Physics: Condensed Matter Volume 20 No 5 (6 February 2008) 055218 (8pp) - IOP publication, UK

  4. F.C. RagelP de V du Plessis and A M StrydomChemical pressure and magnetic field effects in CePtGa, Journal of Physics: Condensed Matter Volume 19 No 50 (19 December 2007) 506211 (15pp) - IOP publication, UK.

  5. F.C. Ragel, P.de V. du Plessis and A.M. Strydom, Competing effects by Y dilution in CeNiAl4Solid State Communications Volume 144, Issues 10-11, December 2007, Pages 466-469 – Elsevier publication

  6. F.C. Ragel, P.de V. du Plessis and A.M. Strydom, Electrical transport of  Ce(Pt1-xNix)Ga and CePt(Ga1-yAly) alloys, Journal of Magnetism and Magnetic MaterialsVolume 310, Issue 2, Part 1, March 2007, Pages 365-367 – Elsevier publication

  7. F.C. Ragel and P de V du PlessisTransition from dense Kondo to the intermediate-valence regime in the Ce (Pt1-xNix)2Si2alloysJournal of Physics: Condensed MatterVolume 16 No 15 (21 April 2004) 2647-2660 - IOP publication, UK.

 

Peer reviewed Presentations published in abstract form

  • Flavian C Ragel and Paul de V du Plessis, “Kondo hole effect in CeNiAl4 Kondo lattice”, abstract in Proceedings of the 48th Annual Conference of South African Institute of Physics (2003).

  • Flavian C Ragel, Paul de V du Plessis and M B Tchoula Tchokonte, “Resistivity measurements on Ce(Pt1-xTx)2Si2 (T=Ni, Pd) Kondo alloys”, abstract in Proceedings of the 48th Annual Conference of South African Institute of Physics (2003).

  • F. C. Ragel, Paul de V du Plessis and M B Tchoula Tchokonte, “Evolution from dense Kondo to single-ion Kondo behaviour in (Ce1-xLax)Pt2Si2in Kondo alloys”, abstract in Proceedings of the 47th Annual Conference of South African Institute of Physics (2002).

  • F. C. Ragel, et al, “Construction of resistivity probe, and resistance measurements on YBa2Cu3O7 superconductors”, abstract in Proceedings of the 53rd Annual Session of Sri Lanka Association for the Advancement of Science (1997).  

 

Relevant links:
http://www.researcherid.com/rid/G-1291-2010   , 
http://orcid.org/0000-0002-9168-9709   ,
http://scholar.google.com/citations?user=eu2572cAAAAJ&hl=en
https://www.researchgate.net/profile/Flavian_Ragel/
http://www.scopus.com/authid/detail.url?authorId=6505989258

 

  • Strongly correlated electron systems (SCES): f-electron magnetism, Kondo effect,    f-moment dilution, Heavy Fermions, non-Fermi-liquids, quantum criticality and superconductivity. Physics Education Low cost alternates for rural community

 

 

    • “Visiting Scientist” to the Physics Departments, University of Johannesburg, South Africa (June/July 2007 and July/August 2008).
    • “University Council Postgraduate Merit Scholarship” by University of the Witwatersrand, South Africa (2003).
    • “University Postgraduate Merit Award” by University of the Witwatersrand, South Africa (2001-2003).
    • “Accreditation as a Teacher in Higher Education” awarded by the Staff and Education Development Association (SEDA), UK (2000).
    • “SLAAS Award for the Best Undergraduate Project in Physics” by Sri Lanka Association for the Advancement of Science (1998).
    • Nalliah Memorial Award for the best performance at the first examination in Science” by Eastern University, Sri Lanka (Academic Year 1988/89).

     

May 2011  Present: Senior Lecturer in Physics, Department of Physics, Faculty of Science, Eastern University; Sri Lanka

  • Chairman of Curriculum Review Committee, Faculty of Science since October 2011.
  • Head, Department of Physics, Faculty of Science since 14th Nov 2012.
  • Member of Senate - September 2011 to present (September 2011 to November 2012 as faculty nominee and then to present as Head / Physics); 
  • Faculty Coordinator for Internal Quality Assurance;
  • Member of Board of Study – External Degree Program in Science;
  • QIG Coordinator, B.Sc. (General) Study Programme: As Principal Proposal Writer and Chairman/Proposal Development Team, was instrumental to win Rs. 25 million Quality and Innovation Grant (QIG) to enhance quality and relevance of B.Sc.(General) degree program; a project undertaken by Ministry of Higher Education, under the Higher Education for the Twenty-first Century (HETC) program. The proposal for this competitive grant ranked 1st among the competing study programs in North-East universities and ranked 4th among the 20 undergraduate study programs qualified for the grant out of more than 80 competing study programs from all universities in the country in Round 1. At present serving as Grant Coordinator, responsible in implementing the project.
  • Member of Trincomalee Campus Board (Senate nominee), EUSL.
  • Contributed as University Coordinator for the Deyata Kirula National Exhibition-2013 (Ampara).
  • University coordinator for SIIIP (Solutions, Ideas, Inventions, Innovations and Products) Awards Programme conducted by the Ministry of Higher Education in collaboration with the Sri Lanka Inventers Commission (SLIC).

June 2004 – April 2011: Senior Lecturer in Physics, Department of Physical Sciences, Faculty of Applied Sciences; South Eastern University of Sri Lanka

  • Head, Department of Physical Sciences, Faculty of Applied Sciences - February 2005 to January 2008.
  • Member of UGC Standing Committee on Postgraduate Studies and Research (non ex--officio, University nominee) - October 2007 to April 2011.
  • Member (not ex-officio) of the South Eastern University Council (Senate nominee) - July 2008 to February 2011.
  • Member of the Senate - October 2004 to February 2011 (as faculty nominee from Oct 2004 to Feb 2005, as Head Feb 2005 to Jan 2008, and again as faculty nominee from Mar 2008 to Feb 2011).
  • Served as students' counselor, academic and career guidance counselor.
  • Served as Secretary, Curriculum Revision Committee, Faculty of Applied Sciences.
  • Served as member to the Interim Faculty Board of Applied Sciences, Trincomalee Campus, Eastern University Sri Lanka.
  • Served as visiting lecturer in the Department of Physics, EUSL.

April 1998 – June 2004: Lecturer in Physics, Department of Physical Sciences, South Eastern University of Sri Lanka

  • Served as Subject Coordinator in Physics in the Department of Physical Sciences, and was instrumental in establishing the Physics Laboratory.
  • Student Counselor.

Lecture Courses at Eastern University:

  • PH 304: Condensed State Physics (1 credit)
  • PH 408: Advanced Condensed State Physics (3 credits) 
  • PH 405: Advanced Optics (3 credits)
  • PH 102: Physical Optics I (1 credit)
  • PH 203: Physical Optics II (1 credit)
  • PH 404: Statistical Mechanics (1 credit)
  • PH 305: Fundamentals of Statistical Physics (1 credit)
  • PH 104: A C Theory (1 credit)
  • PH 202: Electronics I (1 credit)
  • PH 301: Electronics II (1 credit)
  • PH 205: Relativity (1 credit)
  • PH 101: Mechanics I (1 credit)

Lecture Courses at South Eastern University of Sri Lanka:

  • PHM 1021: Electromagnetism (1 credit) 
  • PHM 3011: Optical Physics (1 credit) 
  • PHM 3021: Statistical Physics (1 credit) 
  • PHM 1061: Physical Optics (1 credit) 
  • PHM 1071: Environmental Physics (1 credit) 
  • PHM 3051: Special Theory of Relativity (1 credit) 
  • PHM 2021: Solid State Physics (1 credit) 
  • PHM 2012: Quantum and Atomic Physics (2 credit) 
  • PHM 2062: Electronics (2 credit) 
  • PHM 3071: Physics in Biology and Medicine (1 credit) 
  • PHM 1011: Newtonian Mechanics (1 credit) 

 

 

Mobile: +94 71 440 2270
Email: chalmusragel@esn.ac.lk; chalmusragel@gmail.com