Venkatakrishnan P

Associate Professor, Chemistry

Phone: +91-44-2257-4243

Email: pvenkat@iitm.ac.in

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Experience

Present: Associate Professor
2013: Assistant Professor

Research Areas

  • Molecular Switches and Sensors
  • Organic electronics, Macrocyclic Chemistry
  • Synthetic Chemistry and Photochemistry

Selected Journal Publications

  • An Angular Coumarinacene and Its Characteristics Article Asian Journal of Organic Chemistry, Volume 10, Year 2021, Pages 1390-1394 DOI:10.1002/ajoc.202100131  
  • Forming a Metal-Free Oxidatively Coupled Agent, Bicarbazole, as a Defect Passivation for HTM and an Interfacial Layer in a p-i-n Perovskite Solar Cell Exhibits Nearly 20% Efficiency Sudhakar Maddala ., Chung-Lin Chung ., Shin-Yu Wang ., Kalidass Kollimalayan ., Hsiang-Lin Hsu ., Parthasarathy Venkatakrishnan ., Chih-Ping Chen ., Yuan Jay Chang ., Article Chemistry of Materials, Volume 32, Year 2020, Pages 127-138 DOI:10.1021/acs.chemmater.9b02720  
  • Dithieno-annulated benzo[g]coumarins: Synthesis via oxidative photocyclization and study of their photophysical properties Parthasarathy Venkatakrishnan ., Article Tetrahedron Letters, Volume 61, Year 2020 DOI:10.1016/j.tetlet.2020.151848   
  • Behaviour of Regioisomeric Bithiophenes in the Oxidative Synthesis of Tetrathieno-Fused π-Expanded Fluorenes and Their Characterization Article Asian Journal of Organic Chemistry, Volume 9, Year 2020, Pages 2144-2152 DOI:10.1002/ajoc.202000402  
  • Conveniently Synthesized Butterfly-Shaped Bitriphenylenes and their Application in Solution-Processed Organic Field-Effect Transistor Devices Jagarapu Ramakrishna ., Logesh Karunakaran ., Shyam Vinod Kumar Paneer ., Ajith Mithun Chennamkulam ., Venkatesan Subramanian ., Soumya Dutta ., Parthasarathy Venkatakrishnan ., Article European Journal of Organic Chemistry, Volume 2020, Year 2020, Pages 662-673 DOI:10.1002/ejoc.201901470
  • Effect of recessed electrodes on contact resistance in organic thin film transistor based on polymer dielectric Fiheon Imroze ., C. A. Mithun ., Karunakaran Logesh ., P. Venkatakrishnan ., S. Dutta ., Conference Paper Device Research Conference – Conference Digest, DRC, Volume 2020-June, Year 2020 DOI:10.1109/DRC50226.2020.9135178  
  • Linear Coumarinacenes Beyond Benzo[g]coumarins: Synthesis and Promising Characteristics Abhinav Kumar ., Anuj Rajpoot ., Fiheon Imroze ., Sudhakar Maddala ., Soumya Dutta ., Parthasarathy Venkatakrishnan ., Article European Journal of Organic Chemistry, Year 2020 DOI:10.1002/ejoc.202001025  
  • Oxidative Coupling of Carbazoles: A Substituent-Governed Regioselectivity Profile. Mallick, S.; Maddala, S.; Kollimalayan, K.; Venkatakrishnan, P. J. Org. Chem. 2019, 84, 73.
  • Coumarin[4]arenes: A Fluorescent Macrocycle. Pawan, K.; Venkatakrishnan, P. Org.  Lett. 2018, 20, 1295.
  • Bigger and Brighter Fluorenes: Facile π-Expansion, Brilliant Emission and Sensing of Nitroaromatics. Ramakrishna, J.; Venkatakrishnan, P. Chem. Asian J., 2017, 12, 181.
  • Metal-Free Oxidative C-C coupling of Arylamines Using a Quinone-Based Organic Oxidant. Sudhakar, M.; Sudesh, M.; Venkatakrishnan, P. J. Org. Chem. 2017, 82, 8958.
  • Combination of Cyanine Behavior and Giant Hyperpolarizability β in Novel Merocyanine Dyes: Beyond the BLA Paradigm. Venkatakrishnan, P.; Pandey, R.; Stolte, M.; Ghosh, S.; Wurthner, F.; Das, P. K.; Blanchard-Desce, M. Chem. Eur. J. 2015, 21, 14211.

Research Projects

  • Molecular switches and sensors: Reversible organic photoactive and electroactive molecular systems for molecular switches and sensors
  • Organic electronics: Luminescent and electroactive organic molecular materials for solid-state lighting (OLEDs), field-effect transistors and photovoltaics
  • Organic photonics and biophotonics: Engineering efficient NLO materials for brilliant bio-imaging
  • Nanoscale self-assembly: Construction of nanoarchitectures for functional nanodevices (gas sensors, sensors for toxic chemicals and explosives, clinical diagnostics)
  • Organic solid-state photochemistry: Design and synthesis of novel organic modules via predetermined-photoreactivity as materials for host-guest applications
  • Synthetic organic chemistry: Synthesis of structurally novel π-conjugated organic molecules of interest

Patent Details

Awards & Recognitions

  • 2018:Convenor, Chemistry In-House Symposium organized by Department of Chemistry, IIT Madras
  • 2018:Faculty Advisor, MSc Program
  • 2017:Organizing Committee member, MEDCHEM conference, IIT Madras, India
  • 2017:Co-convenor, Chemistry In-House Symposium organized by Department of Chemistry, IIT Madras
  • 2016:Organized “Prof. KKB Endowment Lecture/Prof. P. T. Manoharan Endowment Lecture/Lakshmi Raman Memorial Lecture” at Department of Chemistry, IIT Madras, India
  • 2016:Treasurer, Chemistry In-House Symposium organized by Department of Chemistry, IIT Madras
  • 2015:Member, Chemistry In-House Symposium organized by Department of Chemistry, IIT Madras
  • 2015:Organizing Committee member, MEDCHEM conference, IIT Madras, India
  • 2014:Organizing Committee member, 10th Junior National Organic Symposium trust (J-NOST) Conference, IIT Madras, Chennai, India, 4-6th December 2014
  • 2014:Member of the Academic Progress Committee, Department of Chemistry, IIT Madras
  • 2012-Member of Canadian Society of Chemistry
  • 2005-Received the Senior Research Fellowship (SRF) of CSIR, India
  • 2003-Received the Junior Research Fellowship (JRF) of CSIR, India
  • 2002-Qualified Graduate Aptitude Test in Engineering (GATE)
  • Tamil Nadu Government Endowment Prize from the Bharathidasan University, Tiruchirappalli, India (2000) for being topper in MSc