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Researchers detail

Researcher

Vignesh Kuduva Radhakrishnan

TEL: 0564-55-7276
Mail: vignesh_at_ims.ac.jp (Please replace the "_at_" with @ )
Affiliation laboratory:
Location: Myoudaiji, Research Center for Computational Science

Department

Theoretical and Computational Molecular Science, Computational Molecular Science 

Biography

2006 - 2009: Bachelor of Science (B.Sc) in Chemistry, The American College, Madurai, India.
2009 - 2011: Master of Science (M.Sc) in Chemistry, The American College, Madurai, India. 
August - December’ 2011: Research Assistant, IISER Pune, Maharashtra, India.
January’ 2012 - December’ 2016: Doctor of Philosophy (Ph.D) in Chemistry, IITB-Monash Research Academy, IIT Bombay, Mumbai, India.
January’ 2017 - January’ 2019: Postdoctoral Fellow, Texas A&M University, Texas, USA.
March’ 2019 Present: Postdoctoral Fellow, Institute for Molecular Science, Okazaki, Japan.

Awards

2007 Ramanujam Iyengar prize during B.Sc. for proficiency in Chemistry, Madurai, India. 
2015 Best Poster award in "NANO INDIA 2015" conference, India. 
2015 Best Collaborative Student award from IITB-Monash Research Academy, Mumbai, India. 
2018 Excellence in PhD Research Award from IIT Bombay, India.

Specialized field

Molecular Magnets and heterogeneous catalysis

Main research themes

CO oxidation / NO reduction on heterogeneous metal oxide catalysts using quantum mechanical methods
kewords Heterogeneous Catalysis, Quantum Chemistry

Selected Publications

  1. "What Controls the Magnetic Exchange Interaction in Mixed- and Homo-Valent Mn7 Disc-Like Clusters? A Theoretical Perspective"
    K. R. Vignesh, S. K. Langley, K.S. Murray, G. Rajaraman, Chem. Eur. J, 2015, 21, 2881−2892. 
  2. "Large Hexadecametallic {MnIII–LnIII} Wheels: Synthesis, Structural, Magnetic, and Theoretical Characterization"
    K. R. Vignesh, S. K. Langley, B. Moubaraki, K.S. Murray, G. Rajaraman, Chem. Eur. J, 2015, 21, 16364–16369.
  3. "Quenching the Quantum Tunneling of Magnetization in Heterometallic Octanuclear {TMIII4DyIII4} (TM=Co and Cr) Single-Molecule Magnets by Modification of the Bridging Ligands and Enhancing the Magnetic Exchange Coupling"
    K. R. Vignesh, S. K. Langley, K.S. Murray, G. Rajaraman, Chem. Eur. J, 2017, 21, 1654−1666.
  4. "Exploring the Influence of Diamagnetic Ions on the Mechanism of Magnetization Relaxation in{CoIII2LnIII2} (Ln = Dy, Tb and Ho) Butterfly Complexes"
    K. R. Vignesh, S. K. Langley, K.S. Murray, G. Rajaraman, Inorg. Chem., 2017, 56, 2518−2532.
  5. "Ferrotoroidic Ground State in a Heterometallic {CrIIIDyIII6} Complex Displaying Slow Magnetic Relaxation"
    K. R. Vignesh, A. Soncini, S. K. Langley, K. S. Murray, W. Wernsdorfer, G. Rajaraman, Nat. Comm., 2017, 8, 1023.
  6. "Putting a New Spin on Supramolecular Metallacycles: Co3 Triangle and Co4 Square Bearing Tetrazine-Based Radicals as Bridges"
    D. I. Alexandropoulos, B. S. Dolinar, K. R. Vignesh, K. R. Dunbar, J. Am. Chem. Soc., 2017, 139, 11040–11043.
  7. "Slow Magnetic Relaxation and Single-Molecule Toroidal Behaviour in a Family of Heptanuclear {CrIIILnIII6} (Ln = Tb, Ho, and Er) Complexes"
    K. R. Vignesh, S. K. Langley, A. Swain, B. Moubaraki, M. Damjanovic, W. Wernsdorfer, G. Rajaraman, K. S. Murray, Angew. Chem. Int. Ed., 2018, 57, 779–784.
  8. "Lanthanide Triangles Supported by Radical Tetrazine Ligands"
    B. S. Dolinar, D. I. Alexandropoulos, K. R. Vignesh, Tia’Asia James, K. R. Dunbar, J. Am. Chem. Soc., 2018, 140, 908–911.
  9. "Effects of Coordination Sphere on Unusually Large Zero-field Splitting and Slow Magnetic Relaxation in Trigonally Symmetric 3d Molecules"
    K. Schulte, K. R. Vignesh, K. R. Dunbar, Chem. Sci., 2018, 9, 9018–9026.
  10. "Rare Janus-Faced {FeII7} Single-Molecule Magnet Exhibiting Intramolecular Ferromagnetic Interactions"
    D. I. Alexandropoulos, K. R. Vignesh, T. C. Stamatatos, K. R. Dunbar, Chem. Sci., 2019, 10, 1626–1633.