Faculty Directory

Dr Debabrata Patra

Associate Professor (Scientist-E)

Self-assembly at Liquid-Liquid Interface, Self-powered Supramolecular Micropumps, Macroscopic Self-assembly


Research Interest

  • Nanoparticle stabilized emulsions for encapsulation and catalysis.
  • Layer-by-layer assembly of polyelectrolytes.
  • Self-pumping films for therapeutic release.

Research Highlights

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PhD Students


    Email: rohit.ph16237@inst.ac.in

    Reg. No.: PH16237

    Working Since Jan, 2017
  • Mr. Mujeeb Alam

    Email: mujeeb.ph17213@inst.ac.in

    Reg. No.: Ph17213

    Working Since Aug, 2017
  • Ms. Chinmayee Uday Agashe

    Email: chinmayee.ph18214@inst.ac.in

    Reg. No.: PH18214

    Working Since Aug, 2018

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  1. Inorganic Nanoparticle Thin Film that Suppresses Flammability of Polyurethane with only a Single electrostatically-Assembled Bilayers: Vangal P., Cain A. C., Cho C., Regev O., Grunlan J. C., (2014) ACS Appl. Mater. Interface, 6: 16903-16908. DOI: 10.1021/am504455k

  2. DNA Polymerase as a Molecular Motor and Pump: Sengupta S., Spiering M., Dey K., Duan W., Butler P., Astumian R. D., Benkovic S., Sen A, (2014) ACS Nano, 8: 2410-2418. DOI: 10.1021/nn405963x

  3. Self-powered Enzyme Micropumps: Sengupta S. , Rivera I. O. , Agrawal A., Dey K. K., Shklyaev S., Mallouk T. E., Sen A., (2014) Nat. Chem., 6: 415-422. DOI: 10.1038/nchem.1895

  4. Hierarchical Structures of Polystyrene-block-poly(2-vinyl pyridine)/Palladium-Pincer Surfactants: Effect of the Weak Surfactant-Polymer Interactions on the Morphological Behavior: Davidi I., Hermida-Merino D., Portale G., Rotello V. M., Raviv U., Shenhar R., (2014) Macromolecules, 47: 5774-5783. DOI: 10.1021/ma5010343

  5. Fabrication of Stable Nanoparticle-Based Colloidal Microcapsules: Jeong Y., Sanyal A., Rotello V. M., (2013) Curr. Org. Chem, 17: 49-57. DOI: 10.2174/138527213805289097

  6. Dual Stimuli-Responsive, Rechargeable Micropump via Host-Guest Interactions: Zhang H., Sengupta, S., Sen A., (2013) ACS Nano, 7: 7674-7679. DOI: 10.1021/nn402173w

  7. Intelligent, Self-Powered Delivery Systems: Sengupta S., Duan W., Zhang H., Pavlick R., Sen A., (2013) Nanoscale, 5: 1273-1283. DOI: 10.1039/C2NR32600K

  8. Control of Surface Tension at Liquid–Liquid Interfaces Using Nanoparticles and Nanoparticle-Protein Complexes: Rana S., Xi Y. , Moyano D. F., Miranda O. R., Hussain I., Rotello V. M., (2012) Langmuir, 28: 2023–2027. DOI: 10.1021/la204017z

  9. Direct Patterning of Engineered Ionic Gold Nanoparticles via Nanoimprint Lithography: Xi Y., Pham J. T., Subramani C., Creran B., Yeh Y. C., Du K., Miranda O. M., Crosby A. J., Rotello V. M., (2012) Adv. Mater., 24: 6330-6334. DOI: 10.1002/adma.201202776

  10. Two- and Three-dimensional Network of Nanoparticles via Polymer-Mediated Self-Assembly: Abul-Kashem M. M., Perlich J., Buffet A., Roth S. V., Rotello V. M., (2012) ACS Macro Lett., 1: 396-399.. DOI: 10.1021/mz200141q

  11. Synthesis of Cationic Quantum Dots via a Two-step Ligand Exchange Process: Yeh Y. C., Yan B., Saha K., Miranda O. M., Kim C. K., Rotello V. M., (2011) Chem. Commun, 47: 3069-3071. DOI: 10.1039/C0CC04975A

  12. Chemically Directed Immobilization of Nanoparticles onto Gold Substrates for Orthogonal Assembly Using Dithiocarbamate Bond Formaion: Park M.H., Duan X., Ofir Y., Creran B., Ling Y. X., Huskens J., Rotello V. M., (2010) ACS Appl. Mater. Interface, 2: 795-799. DOI: 10.1021/am9009007

  13. Fabrication of Conductive Microcapsules via Self-assembly and Crosslinking of Gold Nanowires at Liquid-Liquid Interface: Malvankar N., Chin E., Tuominen M., Gu Z., Rotello V. M., (2010) Small, 6: 1402-1405. DOI: 10.1002/smll.200902380

  14. Colloidal Microcapsule: A Self-assembly Approach at Liquid-Liquid interface: Sanyal A., Rotello V. M., (2010) Chem. Asian. J., 5: 2442-2453. DOI: 10.1002/asia.201000301

  15. Formation and Size Tuning of Colloidal Microcapsules via Host-Guest Molecular Recognition at the Liquid-Liquid Interface: Ozdemir F., Miranda O. R., Samanta B., Sanyal A., Rotello V. M, (2009) Langmuir, 25: 13852–13854. DOI: 10.1021/la9015756

  16. Nanoimprinted Polyethyleneimine: A Multimodal Template for Nanoparticle Assembly and Immobilization: Subramani C., Ofir, Y., Patra D., Jordan B. J., Moran I. W., Park M.-H., Carter K. R., Rotello V. M., (2009) Adv. Funct. Mater., 19: 2937 - 2942. DOI: 10.1002/adfm.200900805

  17. Catalytic Microcapsules Assembled from Enzyme-Nanoparticle Conjugates at Oil-Water Interfaces: Samanta B., Yang X.-C., Ofir Y., Park M.-H., Agasti S. S., Miranda O. R., Mo Z.-H., Rotello V. M., (2009) Angew. Chem. Int. Ed., 48: 5341–5344. DOI: 10.1002/anie.200901590

  18. Self-assembly of Fluorocarbon-coated FePt Nanoparticles for Controlling Structure and Wettability of Surfaces: Samanta B., Ofir Y., Rotello V. M, (2009) Soft Matter, 5: 1247–1250. DOI: 10.1039/B808494G

  19. Stable Magnetic Colloidosomes via “Click” Mediated Crosslinking of Nanoparticles at Water-oil Interfaces: Samanta B., Subramani C., Ofir Y., Yesilbag G., Sanyal A., Rotello V.M., (2009) Small, 5: 685-688.. DOI: 10.1002/smll.200801659

  20. Molecular Recognition at the Liquid–Liquid Interface of Colloidal Microcapsules: Pagliuca C. , Subramani C., Samanta B., Agasti S. S., Zainalabdeen N., Caldwell S. T., Cooke G., Rotello V. M., (2009) Chem. Comm, 28: 4248-4250. DOI: 10.1039/B906458C

  21. Controlled Self-Assembly of Organic Nanowires and Platelets Using Dipolar and Hydrogen-Bonding Interactions" Small: Jordan B. J., Ofir Y., Caldwell S. T., Kennedy A., Joubanian S., Rabani G.m, Cooke G.,Rotello V. M., (2008) Small, 4: 2074-2078. DOI: 10.1002/smll.200800811

  22. Self-Assembly and Cross-linking of FePt Nanoparticles at Planar and Colloidal Liquid-Liquid Interfaces: Arumugam P., Samanta B., Agasti S. S., Subramani C.,Rotello V. M., (2008) J. Am. Chem. Soc, 130: 10046-10047. DOI: 10.1021/ja802178s

  23. Controlled Formation of Patterned Gold Films via Site-Selective Deposition of Nanoparticles onto Polymer-Templated Surfaces: Xu H., Hong R., Wang X., Arvizo R., You C-C, Samanta B., Tuominen M. T., Rotello V. M., (2007) Adv. Mater, 19: 1383-1386. DOI: 10.1002/adma.200700124

  1. Self-powered Enzyme Micropumps: U.S. Patent Application Serial No.: 61/947,272, Sengupta S. , Rivera I. O. , Sen A., (2014) .

  1. Controlled Localization of FePt Nanoparticles in Block Copolymers for Modulation of Magnetic Properties: Abstracts of Papers, 234th ACS National Meeting, August 19-23, 2007,Boston, MA, United States. Srivastava S., Lu T., Samanta B., Rotello V. M., (2017) .

  2. Fabrication of Colloidal Microcapsules by Self-assembly and Crosslinking of Nanoparticles at Liquid-Liquid Interface: Research Fest, Department of Chemistry, Umass Amherst, MA Samanta B., Arumugam P., Rotello V. M., (2009) .

  3. Self-assembly of Nanoparticles at Liquid-Liquid Interfaces: A Strategy Toward Generating Stable Colloidosomes and Membranes: Abstracts of Papers, 236th ACS National Meeting, August 17-21, 2008, Philadelphia, PA, United States. Samanta B., Arumugam P., Du K., Agasti S., Dinsmore A., Rotello V. M., (2008) .


  • Fabrication of Reusable Biocatalytic Microcapsules using Microfluidic Device 3 years, SERB-ECR
    Funding Amount: 4588000
    PI: Dr Debabrata Patra

  • 2010


    University of Massachusetts, Amherst, USA

  • 2005


    Indian Institute of Technology, Bombay

  • Scientist E (Associate Professor):Institute of Nano Science and Technology,, Mohali (December 2016 to Present till date )

  • Senior Scientist:University of Zurich,, Switzerland (March 2015 to November 2016 )

  • Postdoctoral Associate:Texas A&M University, College Station, USA (April 2013 to December 2014 )

  • Postdoctoral Associate:The Pennsylvania State University, State College, USA (January 2011 to February 2013 )

Awards & Honours

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Professional Recognitions

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