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Dr. Tapasi Sen

Assistant Professor (Scientist-E)

Fabrication of Plasmonic nanostructures based on DNA origami, Nano-Bio-Interactions study using Single-Molecule Fluorescence Spectroscopy, Development of DNA-directed self-assembled Nanoantennas to get strong Fluorescence enhancement for biomolecular assays and sensing applications, Design of nanostructures materials with unidirectional energy transfer for developing efficient light harvesting systems.

CONTACT INFORMATION :

Research Interest

  • Fabrication of Plasmonic nanostructures based on DNA origami, Nano-Bio-Interactions study using Single-Molecule Fluorescence Spectroscopy, Development of DNA-directed self-assembled Nanoantennas to get strong Fluorescence enhancement for biomolecular assays and sensing applications, Design of nanostructures materials with unidirectional energy transfer for developing efficient light harvesting systems.

Research Highlights

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PhD Students

  • MS. SHIKHA RAI

    Email: shikha.ph20250@inst.ac.in

    Reg. No.: PH20250

    Working Since Aug, 2020

  • Ms. MRIDU SHARMA

    Email: mridu.ph20214@inst.ac.in

    Reg. No.: PH20214

    Working Since Aug, 2020

  • Ms.Gagandeep Kaur

    Email: gagan.ph17231@inst.ac.in

    Reg. No.: PH17231

    Working Since Jan, 2018

  • Ms. Charanleen Kaur

    Email: charanleen.ph19204@inst.ac.in

    Reg. No.: PH19204

    Working Since Aug, 2019

Project Associates

  • Ms. Vishaldeep Kaur

    Email: vishaldeep.rp30@inst.ac.in

    Reg. No.: 1

    Working Since Jan, 2019

PhD Students

  • Ms. Swati Tanwar

    Email: swatitanwar22aug@gmail.com

    Reg. No.: PH14212


  1. One Pot Green Synthesis of Si Quantum Dots and Catalytic Au Nanoparticle–Si Quantum Dot Nanocomposite: Bhagwati Sharma, Swati Tanwar, (2019) ACS Sustainable Chem. Eng, 7: 3309. DOI: 10.1021/acssuschemeng.8b05345

  2. White light emission from a mixture of silicon quantum dots and gold nanoclusters and its utilities in sensing of mercury (II) ions and thiol containing amino acid: Swati Tanwar, Bhagwati Sharma, Vishaldeep Kaur, (2019) RSC Adv., 9: 15997. DOI: 10.1039/C9RA02012H

  3. DNA origami directed Au nanostar dimers for single-molecule surface-enhanced Raman scattering: Swati Tanwar, Krishna Kanta Haldar, (2017) J. Am. Chem. Soc., 139: 17639. DOI: 10.1021/jacs.7b10410

  4. Photophysical Rate Determination of Single Fluorescent Dyes next to Metallic Nanostructures: Phil Holzmeister, Guillermo P. Acuna, Jürgen J. Schmied,Philip Tinnefeld, (2014) Nature Communications, . DOI: 10.1038/ncomms6356

  5. Angular Modulation of Single-Molecule Fluorescence by Gold Nanoparticles on DNA Origami Templates: . Friederike M. Möller, Phil Holzmeister,Guillermo P. Acuna,Philip Tinnefeld, (2013) Nanophotonics, 2(3): 167. DOI: 10.1515/nanoph-2013-0011

  6. Recent Advances in Energy Transfer Processes in Gold-Nanoparticle-Based Assemblies: Amitava Patra, (2012) Feature article, J. Phys. Chem. C, 116: 17307-17317. DOI: 10.1021/jp302615d

  7. Spectroscopic Investigations on the H-Type Aggregation of Coumarin 153 Dye Molecules: Role of Au Nanoparticles and γ- Cyclodextrin: Santanu Bhattacharyya, Sadananda Mandal , Amitava Patra, (2012) J. Fluoresc, 22: 303–310. DOI: 10.1007/s10895-011-0961-9

  8. Photophysical Properties of Au-CdTe Hybrid Nanostructures of Varying Sizes and Shapes: Krishna Kanta Haldar,Sadananda Mandal ,Amitava Patra, (2012) ChemPhysChem, 13: 3989 – 3996. DOI: 10.1002/cphc.201200446

  9. Interaction of Gold Nanoparticle with Human Serum Albumin (HSA) Protein Using Surface Energy Transfer: Sadananda Mandal, Shubhasis Haldar, Krishnananda Chattopadhyay,Amitava Patra, (2011) J. Phys. Chem. C, 115: 24037–24044. DOI: 10.1021/jp207374g

  10. Surface energy transfer between nanostructured gold and dye molecules: Amitava Patra, (2011) Int. J. Nanosci., 10: 147-150. DOI: 10.1142/S0219581X11008083

  11. Steady State and Time Resolved Spectroscopic Study of Confined Dye inside g-CD in Presence of Au Nanoparticles: Amitava Patra, (2011) Int. J. Nanosci., 10 (4): 1-5. DOI: 10.1142/S0219581X11009313

  12. Host-Guest Energy Transfer: Semiconducting Polymer Nanoparticles and Au Nanoparticles: Santanu Bhattacharyya,Amitava Patra, (2010) J. Phys. Chem. C, 114: 11787–11795. DOI: 10.1021/jp1030398

  13. Energy Transfer between Confined Dye and Surface Attached Au Nanoparticles of Mesoporous Silica: Sreyashi Jana, Subratanath Koner, Amitava Patra, (2010) J. Phys. Chem. C, 114: 707–714. DOI: 10.1021/jp908995j

  14. Metal Conjugated Semiconductor Hybrid Nanoparticle-Based Fluorescence Resonance Energy Transfer: Krishna Kanta Haldar,Amitava Patra, (2010) J. Phys. Chem. C, 114: 4869–4874. DOI: 10.1021/jp911348n

  15. Quenching of Confined C480 Dye in the Presence of Metal-Conjugated g-Cyclodextrin: Krishna Kanta Haldar, Amitava Patra, (2010) J. Phys. Chem. C, 114: 11409–11413. DOI: 10.1021/jp103192r

  16. Efficient Energy Transfer between Confined Dye and Y-Zeolite Functionalized Au Nanoparticles: Sreyashi Jana, Subratanath Koner ,Amitava Patra, (2010) J. Phys. Chem. C, 114: 19667–19672. DOI: 10.1021/jp108262f

  17. Formation of Self-Assembled Au Nanoparticles and the Study of Their Optical Properties by Steady-State and Time-Resolved Spectroscopies: Amitava Patra, (2009) J. Phys. Chem. C, 113: 13125-13132.. DOI: 10.1021/jp9024188

  18. Au@ZnO Core-Shell Nanoparticles Are Efficient Energy Acceptors with Organic Dye Donors: Krishna Kanta Haldar,Amitava Patra, (2008) J. Phys. Chem. C, 112: 11650-11656. DOI: 10.1021/jp8031308

  19. Au Nanoparticle-Based Surface Energy Transfer Probe for Conformational Changes of BSA Protein: Krishna Kanta Haldar,Amitava Patra, (2008) J. Phys. Chem. C, 112: 17945-17951. DOI: 10.1021/jp806866r

  20. Resonance Energy Transfer from Rhodamine 6G to Gold Nanoparticles by Steady-State and Time-Resolved Spectroscopy: Amitava Patra, (2008) J. Phys. Chem. C, 112: 3216-3222. DOI: 10.1021/jp0768367

  21. Phase and Shape Controlled Synthesis of CdS Nanocrystals and Their Characterization: Suparna Sadhu, Amitava Patra, (2008) J. Nanosci. & Nanotech, 8: 1238-1243. DOI: 10.1166/jnn.2008.321

  22. Upconversion emission of BaTiO3 : Er nanocrystals: Pushpal Ghosh, Suparna Sadhu,Amitava Patra, (2008) Bull. Mater. Sci., 31: 461-465. DOI: 10.1007/s12034-008-0072-7

  23. Surface energy transfer from rhodamine 6G to gold nanoparticles: A spectroscopic ruler: Suparna Sadhu,Amitava Patra, (2007) Appl. Phys. Lett, 91: 043104-1. DOI: 10.1063/1.2762283

  24. Shape controlled synthesis and luminescence properties of ZnO:Eu3+ nanostructures: Suparna Sadhu,Amitava Patra, (2007) Chem. Phys. Lett, 440: 121-124. DOI: 10.1016/j.cplett.2007.04.015

Fundings

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  • 2011

    Ph.D. (Indian Association for the Cultivation of Science)

    Jadavpur University, Kolkata

  • 2006

    M.Sc.

    Visva-Bharati University, India

  • 2004

    B.Sc. in Chemistry (First Class 2nd Rank)

    Visva-Bharati University, India

  • Post Doctoral Research Fellow:Ben-Gurion University of the Negev, Beer-Sheva, Israel (August 2013 to March 2014 )

  • Post Doctoral Research Assistant:Technische Universität Braunschweig, Braunschweig, Germany (March 2012 to May 2013 )

  • Post Doctoral Research Fellow:Indian Association for the Cultivation of Science, Kolkata, India (December 2011 to March 2012 )

  • Visiting Scientist:Weizmann Institute of Science, Israel (October 2011 to November 2011 )

  • Ph.D. Research Fellow:Indian Association for the Cultivation of Science, Kolkata, India (August 2006 to December 2011 )

Awards & Honours

  • Best poster Award, “Resonance energy transfer between dye and QD’s” Tapasi Sen, Krishna kanta Haldar and Amitava Patra, presented in the 11th Chemical Research Society of India (CRSI) National Symposium in Chemistry, National Chemical Laboratory, Pune on 6-8th February, 2009.

  • Best poster Award, “Resonance energy transfer between dye and QD’s” Tapasi Sen, Krishna kanta Haldar and Amitava Patra, presented in the 20th Annual General meeting of the Materials Research Society of India (MRSI AGM-2009), Saha Institute of Nuclear Physics, Kolkata on 10-12th February, 2009.

  • Best poster Award, “Protein-nanoparticle interactions by spectroscopy” Sadananda Mandal, Tapasi Sen and Amitava Patra, presented in the International Symposium on Advances in Nanomaterials (ANM 2010), Central Glass and Ceramic Research Institute, Kolkata on 6-7th December, 2010.

  • Awarded CSIR – NET (National Eligibility Test) conducted by Council of Scientific & Industrial Research, India on December, 2005.

  • Awarded GATE-2006 (Graduate Aptitude Test for Engineering) (All India rank: 61) conducted by Indian Institute of Technology.

  • Awarded JAM-2004 (Joint Admission Test to M.Sc.) (All India rank: 68) conducted by Indian Institute of Technology.


Professional Recognitions

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