Academic record: 

Ph.D.  (2002)    Coordination Chemistry, Bharathiar University, Coimbatore

M.Phil. (1997)    Organic Chemistry, Bharathiar University, Coimbatore

M.Sc.  (1996)   Chemistry, St. Joseph’s College, Tiruchirappalli

B.Sc.   (1994)   Chemistry, St. Joseph’s College, Tiruchirappalli


 Awards, Fellowships and Recognitions: 

  • Visiting Professor (with Prof. A. Endo), Sophia University, Japan, May 2009 – August 2009
  • Visiting Researcher (With Prof. K. Kirchner), Vienna University of Technology, Austria, June 2007 - July 2007
  • Post Doctoral Scientist (With Prof. J. Park), Pohang University of Science and Technology, South Korea, Nov 2002 - Nov 2003
  • Senior Research Fellowship (With Prof. K. Natarajan) from Council of Scientific and Industrial Research, Ministry of Human Resources Development, Government of India, New Delhi, India


Professional Activities: 


  • Life member, Chemical Research Society of India
  • Life member, Catalysis Society of India
  • Acted as member of organizing committee of many conferences, seminars and workshops
  • Served as member, Board of Studies (PG), Kongunadu Arts and Science College, Coimbatore, 2004-05
  • Delivered invited lectures in many seminars / conferences

Research Interests: 

  • Triphenylphosphine complexes of Ru(II) and Ru(III) containing b-diketone, Schiff base or thiosemicarbazones
  • Electrochemistry of binuclear ruthenium complexes (Molecular Electronics)
  • Coordination chemistry of Ni(II), Pd(II), Pt(II), Cu(II) and Co(II)
  • Catalytic applications of metal complexes in various organic transformations
  • DNA binding, photocleavage and biological studies of metal complexes
  • Metal-enzyme combo catalysis: An approach for chiral synthesis
  • Development of green catalytic systems
  • Development of nano catalytic systems

Teaching Experience: 

  • Assistant Professor (April 2007 - till date), NIT, Tiruchirappalli, India
  • Lecturer (April 2006 - April 2007), NIT, Tiruchirappalli, India
  • Lecturer (July 2005 - March 2006), Sri Krishna College of Engineering and Technology, Coimbatore, India
  • Lecturer (June 2004 - June 2005), Kongunadu Arts and Science College, Coimbatore, India
  • Guest Lecturer (February 2004 – May 2004), Bharathiar University, Coimbatore
  • Guest Lecturer (July 2002- November 2002), Bharathiar University, Coimbatore

Selected Publications:

1.         Studies on ruthenium(III) chalcone thiosemicarbazone complexes as catalysts for carbon-carbon coupling reactions
            M. Muthukumar, S. Sivakumar, P. Viswanathamurthi, R. Karvembu, R. Prabhakaran,
K. Natarajan
            J. Coord. Chem., 63(2), 296-306 (2010)
2.         Ruthenium and enzyme-catalyzed dynamic kinetic resolution of alcohols
            R. Karvembu, R. Prabhakaran, M. Muthu Tamizh and K. Natarajan
            Comptes Rendus Chimie, 12(9), 951-962 (2009).
ChemInform, 41(17), 2010.
 3.        Coordination behaviour of ferrocenylthiosemicarbazone in a novel hetero trinuclear nickel(II) complex: Synthesis, spectral, electrochemistry and X-ray crystallography
            R. Prabhakaran, R. Huang, S.V. Renukadevi, M. Zeller, R. Karvembu and K. Natarajan
            Inorg. Chim. Acta, 361(8), 2547-2552 (2008).
4.        Formation of unusual ruthenium(III) carbonyl complex through ONS tricoordination of salicylaldehyde-N-phenylthiosemicarbazone
            R. Prabhakaran, R. Huang, R. Karvembu, C. Jayabalakrishnan and K. Natarajan
            Inorg. Chim. Acta, 360(2), 691-694 (2007).
5.         Spectral, redox and catalytic studies of triphenylphosphine / triphenylarsine complexes of ruthenium(III) with N,O donor ligands derived from 2-hydroxy-1-naphthaldehyde and primary amines                                                                                                              
V. Mahalingam, R. Karvembu, V. Chinnusamy and K. Natarajan
Spectrochim. Acta Part A, 64(4), 886-890 (2006).

6.         Shvo’s diruthenium complex: A robust catalyst
            R. Karvembu, R. Prabhakaran and K. Natarajan

            Coord. Chem. Rev., 249(9-10), 911-918 (2005).


7.         Synthesis, characterization, EXAFS investigation and antibacterial activities of new Ru(III)
            complexes containing tetradentate Schiff 
            base complexes

R. Prabhakaran, A. Geetha, M. Thilagavathi, R. Karvembu, Venkata Krishnan, H. Bertagnolli and K. Natarajan

J. Inorg. Biochem., 98(12), 2131-2140 (2004).

8.         Synthesis of aminocyclopentadienyl ruthenium chloride
            R. Karvembu, J.H. Choi and J. Park
            Inorg. Chem. Commun., 7(8), 988-989 (2004).
9.        Synthesis, characterization and catalytic activities of ruthenium complexes containing triphenylphosphine / triphenylarsine and tetradentate Schiff bases 
R. Karvembu, S. Hemalatha
, R. Prabhakaran and K. Natarajan 
Inorg. Chem. Commun., 6(5), 486-490 (2003).
 10.      Synthetic, catalytic and biological studies of new binuclear ruthenium(II) complexes containing thiobis(b-diketones) and triphenylphosphine
R. Karvembu and K. Natarajan
           Polyhedron, 21(17), 1721-1727 (2002).

 Papers published in journals : 41

Papers presented in conferences : 23

Sponsored Projects Ongoing:

1. CSIR                       : 10 lakhs (PI)
2. DST (Nanomission): 5.7 Crores (Co-Investigator)

Sponsored Projects Completed:

  1. DST Project - 20.4 lakh (Fast Track)     
  2. TEQIP Project - 3 lakh
  3. CSIR Project - 8 lakh (Co-investigator)

Currently Working Research Scholars:


1. M. Muthu Tamizh

2. S. Ganesamoorthy

3. N. Gunasekaran

4. N. Selvakumaran

5. S. Ganesh Babu