Faculty Directory

Prakash P. Neelakandan

Scientist 'F' (Professor), Head of the Unit

Photoactive organic soft materials for applications in cancer therapeutics, sensors and flexible electronic devices.

CONTACT INFORMATION :

Research Interest

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Research Highlights

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PhD Students

  • MR. AJAY KUMAR

    Email: ajay.ph21244@inst.ac.in

    Reg. No.: PH21244

    Working Since Jan, 2022
  • MS. KIRAN ARORA

    Email: kiran.ph21242@inst.ac.in

    Reg. No.: PH21242

    Working Since Jan, 2022
  • Ms. Parvati Marandi

    Email: parvati.ph17218@inst.ac.in

    Reg. No.: PH17218

    Working Since Jan, 2018
  • Mr. Hemant

    Email: hemant.ar210106@inst.ac.in

    Reg. No.: 10BB21J67006

    Working Since Jan, 2021
  • MS. AYUSHI NAGPAL

    Email: ayushi.ph20232@inst.ac.in

    Reg. No.: PH20232

    Working Since Aug, 2020
  • Mr. ATIKUR RAHMAN

    Email: atikur.ph16238@inst.ac.in

    Reg. No.: PH16238

    Working Since Jan, 2017
  • Ms. Sanchita Shah

    Email: sanchita.ph16229@inst.ac.in

    Reg. No.: PH16229

    Working Since Jan, 2017

Research Associates

  • Khalid Naim

    Email: khalid.ph16222@inst.ac.in

    Reg. No.: RA-01-202132

    Working Since Feb, 2022

Project - JRF/SRF

  • Ms. Suman R. Mallah

    Email: email@inst.ac.in

    Reg. No.: RP261823


Post Doc Fellows

  • Dr. P. P. Praveen Kumar

    Email: email@inst.ac.in

    Reg. No.: NPDF1709


  1. Hot Electron Migration from Gold Nanoparticle to an Organic Molecule Enhances Luminescence and Photosensitization Properties of a pH Activatable Plasmon-Molecule Coupled Nanocomposite: A Rahman, T Goswami, N Tyagi, HN Ghosh*, PP Neelakandan*, (2022) J. Photochem. Photobiol. A: Chem, 432: 114067. DOI: 10.1016/j.jphotochem.2022.114067

  2. Isomer Selective Thermosalience and Luminescence Switching in Organic Crystals: K Naim, SC Sahoo,PP Neelakandan*, (2022) ACS Appl. Mater. Interfaces, 14: 22650-22657. DOI: 10.1021/acsami.2c05053

  3. Gold–BODIPY Nanoparticles with Luminescence and Photosensitization Properties for Photodynamic Therapy and Cell Imaging: A Rahman, PPP Kumar, P Yadav, T Goswami, A Shanavas*, HN Ghosh*, PP Neelakandan*, (2022) ACS Appl. Nano Mater., 5: 6532-6542. DOI: 10.1021/acsanm.2c00616

  4. Aggregation-Induced Emission, Mechanofluorochromism, and Selective Fluoride Detection by a Tripodal Salicylaldimine: P Marandi,N Tyagi,PP Neelakandan*, (2022) ChemPlusChem, 87: e202100555. DOI: 10.1002/cplu.202100555

  5. Advances in the Supramolecular Chemistry of Tetracoordinate Boron-containing Organic Molecules into Organogels and Mesogens: S Shah, P Marandi, PP Neelakandan*, (2021) Front. Chem., 9: 708854. DOI: 10.3389/fchem.2021.708854

  6. Remarkable Self-assembly of Salicylideneimine-Boron Complexes into Plastic Crystals and Organogels: K Naim, SC Sahoo, P Venugopalan, PP Neelakandan*, (2021) Cryst. Growth Des., 21: 3798-3806. DOI: 10.1021/acs.cgd.1c00132

  7. Fine‐Tuning Plasmon‐Molecule Interactions in Gold‐BODIPY Nanocomposites: The Role of Chemical Structure and Noncovalent Interactions: PPP Kumar, A Rahman, T Goswami, HN Ghosh*, PP Neelakandan*, (2021) ChemPlusChem, 86: 87-94. DOI: 10.1002/cplu.202000545

  8. Exceptionally Plastic/Elastic Organic Crystals of a Naphthalidenimine‐Boron Complex Show Flexible Optical Waveguide Properties: K Naim, M Singh, S Sharma, RV Nair, P Venugopalan*, SC Sahoo*, PP Neelakandan*, (2020) Chem. Eur. J., 26: 11979-11984. DOI: 10.1002/chem.202002641

  9. Synthesis and Anti‐Proliferative Activity of a Triazole‐Fused Thymidine Analogue: A Rahman, P Sharma, N Kaur, A Shanavas*, and PP Neelakandan*, (2020) ChemistrySelect, 5: 5473-5478. DOI: 10.1002/slct.202001013

  10. Aggregation Enhances Luminescence and Photosensitization Properties of a Hexaiodo-BODIPY: PPP Kumar, P Yadav, A Shanavas, and PP Neelakandan*, (2020) Mater. Chem. Front., 4: 965-972. DOI: 10.1039/D0QM00010H

  11. Nanomolar Detection of Biothiols via Turn-ON Fluorescent Indicator Displacement: PPP Kumar, N Kaur, A Shanavas, and PP Neelakandan*, (2020) Analyst, 145: 851-857. DOI: 10.1039/C9AN02222H

  12. Selective Metal-ion Detection and Activatable Photosensitization Properties of a Tetraphenylethylene based Salicylideneimine: P Marandi, PPP Kumar, P Venugopalan, and PP Neelakandan*, (2019) ChemistrySelect, 4: 5707-5713. DOI: 10.1002/slct.201901035

  13. A Three-Component Supramolecular Nanocomposite as a Heavy-Atom-Free Photosensitizer: PPP Kumar, P Yadav, A Shanavas, S Thurakkal, J Joseph, and PP Neelakandan*, (2019) Chem. Commun., 55: 5623-5626. DOI: 10.1039/C9CC02480H

  14. Iodo-functionalized Salicylideneimine-Boron Complexes: Synthesis and Photosensitized Degradation of Organic Water Pollutants: S Shah, A Bajaj, A Shibu, ME Ali*, and PP Neelakandan*, (2018) Chem. Eur. J., 24: 18788-18794. DOI: 10.1002/chem.201804376

  15. Supramolecular confinement within chitosan nanocomposites enhance singlet oxygen generation: K Naim, S T Nair, P Yadav,A Shanavas, P P Neelakandan, (2018) ChemPlusChem, 83: 418 –422.. DOI: /10.1002/cplu.201800041

  16. Excitation energy delocalization and transfer to guests within M4L6 cage frameworks: AJ Musser,† PP Neelakandan,† JM Richter, H Mori, RH Friend*, and JR Nitschke*, (2017) J. Am. Chem. Soc., 139: 12050-12059.. DOI: 10.1021/jacs.7b06709

  17. An autocatalytic system of photooxidation-driven substitution reactions on a FeII4L6 cage framework: PP Neelakandan, A Jiménez, JD Thoburn, JR Nitschke*, (2015) Angew. Chem. Int. Ed., 127: 14586-14590. DOI: 10.1002/anie.201507045

  18. Simultaneous binding of a cyclophane and classical intercalators to DNA: Observation of FRET-mediated white light emission: KS Sanju, S Thurakkal, PP Neelakandan, J Joseph, D Ramaiah*, (2015) Phys. Chem. Chem. Phys., 17: 13495-13500. DOI: 10.1039/C5CP00208G

  19. Stimuli responsive metal-ligand assemblies: AJ McConnell,† CS Wood,† PP Neelakandan,† JR Nitschke*, (2015) Chem. Rev, 115: 7729-7793. DOI: 10.1021/cr500632f

  20. Ground and excited state electronic spectra of perylenediimide dimers with flexible and rigid geometries in DNA conjugates: T. A Zeidan, M. McCullagh, G. C. Schatz, J. Vura-Weis, C. H. Kim, M. R. Wasielewski, F. D. Lewis, (2014) Chem. Sci., 5: 973-981. DOI: 10.1039/C3SC52908H

  21. Fluorophore incorporation allows nanomolar guest sensing and white-light emission in M4L6 cage complexes: PP Neelakandan, A Jiménez, JR Nitschke*, (2014) Chem. Sci., 5: 908-915. DOI: 10.1039/C3SC53172D

  22. Interplay of monomer, intra- and intermolecular excimer fluorescence in cyclophanes and selective recognition of methanol vapours: PC Nandajan, PP Neelakandan, D Ramaiah*, (2013) RSC Adv., 3: 5624-5630. DOI: 10.1039/C3RA21678K

  23. Facially-selective thymine-thymine photodimerization in TTT triads: PP Neelakandan, Z Pan, M Hariharan, FD Lewis*, (2012) Photochem. Photobiol. Sci., 11: 889-892. DOI: C2PP25089F

  24. Electronic interactions in helical stacked arrays of the modified DNA base pyrrolocytosine: PP Neelakandan, M McCullagh, GC Schatz, FD Lewis*, (2012) J. Phys. Chem. B, 116: 5199-5204. DOI: 10.1021/jp302385c

  25. DNA-assisted white light emission through FRET: KS Sanju, PP Neelakandan, D Ramaiah*, (2011) Chem. Commun., 47: 1288-1290. DOI: 10.1039/C0CC04173D

  26. Study of cavity size and nature of bridging units on recognition of nucleotides by cyclophanes: PP Neelakandan, PC Nandajan, B Subymol, D Ramaiah*, (2011) Org. Biomol. Chem., 9: 1021-1029. DOI: 10.1039/C0OB00673D

  27. Hydrophobic self-assembly of a perylenediimide-linked DNA dumbbell into supramolecular polymers: PP Neelakandan, Z Pan, M Hariharan, Y Zheng, H Weissman, B Rybtchinski*, FD Lewis*, (2010) J. Am. Chem. Soc, 132: 15808-15813. DOI: 10.1021/ja1076525

  28. Functional cyclophanes: Promising hosts for optical biomolecular recognition: D. Ramaiah*, PP Neelakandan, AK Nair, RR Avirah, (2010) Chem. Soc. Rev., 39: 4158-4168.. DOI: 10.1039/B920032K

  29. Effect of bridging units on photophysical and DNA binding properties of a few cyclophanes: PP Neelakandan, KS Sanju, D Ramaiah*, (2010) Photochem. Photobiol., 86: 282-289. DOI: 10.1111/j.1751-1097.2009.00660.x

  30. A supramolecular Cu(II) metallocyclophane probe for guanosine 5’-monophosphate: AK Nair, PP Neelakandan, D Ramaiah*, (2009) Chem. Commun., 2009: 6352-6354. DOI: 10.1039/B911855A

  31. DNA assisted long lived excimer formation in a cyclophane: PP Neelakandan, D Ramaiah*, (2008) Angew. Chem. Int. Ed., 47: 8407-8411. DOI: 10.1002/anie.200803162

  32. Encapsulation of electron donor-acceptor dyads in β-CD cavity: Unusual planarization and enhancement in rate of electron transfer reaction: M Hariharan, PP Neelakandan, D Ramaiah*, (2007) J. Phys. Chem. B, 111: 11940-11947. DOI: 10.1021/jp074643d

  33. A supramolecular ON-OFF-ON fluorescence assay for selective recognition of GTP: PP Neelakandan, M Hariharan, D Ramaiah*, (2006) J. Am. Chem. Soc, 128: 11334-11335. DOI: 10.1021/ja062651m

  34. Synthesis of a Novel Cyclic Donor−Acceptor Conjugate for Selective Recognition of ATP: PP Neelakandan, M Hariharan, D Ramaiah*, (2005) Org. Lett., 7: 5765-5768. DOI: 10.1021/ol052246k

Fundings

  • Dynamic Self-assembled Nucleic Acid Analogues 3 years, DBT
    Funding Amount: -
    PI: Prakash P. Neelakandan Co-PI: Dr. Asifkhan Shanavas
  • Organoboron Macrocycles as Adaptable, Photoactive Materials 3 years, SERB
    Funding Amount: -
    PI: Prakash P. Neelakandan

  • 2001

    B. Sc.

    Sacred Heart College, Kochi, Kerala

  • 2009

    Ph. D.

    CSIR-NIIST Thiruvananthapuram.

  • 2003

    M. Sc.

    Sacred Heart College, Kochi, Kerala

  • Professor (Scientist F):Institute of Nano Science and Technology, Mohali, India. (January 2021 to Present till date )

  • Associate Professor (Scientist E):Institute of Nano Science and Technology, Mohali, India. (April 2015 to December 2020 )

  • Postdoctoral Research Associate:University of Cambridge, UK (May 2012 to March 2015 )

  • Postdoctoral Fellow:Northwestern University, Evanston, IL, USA. (July 2009 to April 2012 )

Awards & Honours

  • INSPIRE Faculty Award by DST, Government of India in February 2013 (not availed).

  • SERC Bio-inorganic Pre-doctoral Fellowship awarded by DST, Government of India in October 2006.




Professional Recognitions