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Biography

PERSONAL PROFILE

 

Postdoctoral scientist with over 6 years of post-doctoral and 4 years of doctoral research experience in the field of Nano-biotechnology research. Interdisciplinary research expertise includes diverse projects in physical, chemical and pharmaceutical science. Excellent project management skills, good track record in successful research grant application coupled with an innovative strategic outlook and proven leadership ability. 

 

KEY ACHIEVEMENTS (PROFESSIONAL AND ACADEMIC)

 

  • Won Royal Irish Academy Research Mobility Grant 2014 (Declined)
  • Won Govt of Ireland Postdoctoral fellowship Grant 2014 (declined)
  • Won Invention Award from Intellectual Ventures Asia (2012) Invention: IN-842948: Titled “Fluorescence Induced Population Splitting for sensing and separation in biosystems” USD 3,000.
  • Won Invention Award from Intellectual Ventures Asia (2011) Invention: IN-821316: Titled “A high performance Multi-tasking Nanoink” USD 1,000.
  • Successful implementation of several multidisciplinary research projects including the flagship NBIPI project (National Biophotonics and Imaging Platform Ireland between DCU and RCSI, Ireland)
  • Coached, mentored and developed researchers (ca. 25 people) on various analytical instruments (e.g. Spectroscopy, Microscopy, Light Scattering).
  • Reviewed several research publications in renowned journals (ACS, Elsevier etc)
  • Reviewed  grant applications for research funding
  • Published 14 research papers in peer reviewed journals (10 of them main authored).
  • Presented papers on >5 internationally recognised conferences.
  • CSIR-NET (Council for Scientific and Industrial Research- National Elligibility Test) Junior Research Fellowship obtained at 2004. This fellowship is awarded to conduct PhD research on a nation-wide basis to around top 5% of the total applicants.
  • GATE (Graduate Aptitude Test in Engineering) qualified with the percentile score of 91.73 in February 2003. This is a nationwide examination conducted by Indian Institute of Technology to select candidates suitable to get entry in M.Tech or PhD level in nationwide institutions.
  • SLET (State Level Eligibility Test, known as SET from 2006) qualified in 2003. This is a state level qualification test conducted by the College Service Commission, West Bengal, India for Lectureship in Universities and Colleges of the state.

 

 

EDUCATION (Recent to Previous)

 

Institution:                        Dept of Biochemistry, University of Calcutta, India

Qualifications:                   PhD (Nano-biotechnology)

Graduation year:               2009

 

Institution:                         Dept of Biochemistry, University of Kalyani, India

Qualification:                    M.Sc. in Biochemistry (Ranked 1st in the University)

Graduation year:               2003

 

Institution:                         Presidency College, University of Calcutta, India

Qualifications:                   B.Sc. (Hons) in Chemistry

Graduation year:               2001

 

 

CAREER OVERVIEW (Recent to Previous)

 

Feb’2014 – current          Postdoctoral researcher in Waterford Institute of Technology, Ireland

Feb’2013-Jan’2014          Postdoctoral researcher in National Institute of Material Sciences, Japan

Dec’2008– Dec’2012       Postdoctoral researcher in Dublin City University, Ireland

EMPLOYMENT HISTORY

 

1. Fibre Optic Nanotechnology (FONT) Project, WIT                                                       2014 – present

Project: Development of nanohole biosensor platform with enhanced optical efficiency

 

2. Nano Life Division, MANA, NIMS, Japan                                                                        2013 – 2014

Project: Bio-compatible Luminescent Semiconductor Nanoparticle

 

3. National Centre for Sensor Research (NCSR), DCU, Ireland                                            2008 – 2012

Project: Near-infrared High-brightness Nanoparticle for Cardiac Disease Diagnostics (NBIPI funded)

 

TECHNICAL EXPERTISE

1. Nano-synthesis and nano-fabrication: Synthesis of nanoforms (Stöber, micro-emulsion, chemical reduction etc) and biochemical (biomolecule-assisted methods) synthesis of different metallic, metal oxide and hybrid nanoforms. Focussed ion beam (FIB) and Colloidal lithography techniques for nanofabrication.

2. Spectroscopy techniques like UV-vis absorption, fluorescence, fluorescence correlation, cross-correlation spectroscopy, Raman spectroscopy, FTIR, X-Ray diffraction etc.


3. Microscopy techniques like bright-field, fluorescence, fluorescence lifetime imaging (FLIM), electron microscopy (SEM, TEM) including thermal evaporator based coating, atomic force microscopy (AFM) etc.


4. Biochemistry: Flow cytometry, gel-electrophoresis (PAGE, Agarose), Protein biochemistry, enzymology, Basic clean room experience with DNA micro-array (Scienion), processing of human blood samples including platelet enrichment etc.


5. Hydrodynamic methods: Dynamic and static light scattering, laser Dopler velocimetry etc

Research Publication in Peer Reviewed Journal

 

P14. Dixit CK, Roy S, Byrne C, O'Kennedy R, McDonagh C. A chemical quenching- and physical blocking-based method to minimize process-mediated aggregation of antibody-crosslinked nanoparticles for imaging application.Analyst. 2013 138(21):6277-81.

 

IMPACT FACTOR: 3.906

 

P13. Roy S,  Dixit CK, Manickam G, Daniels S, McDonaghC. Dendrimer Driven Self-assembly of SPR Active Silver-Gold Nano-hybrids. Langmuir,  2013, 29 (14), pp 4430–4433.

 

IMPACT FACTOR: 4.384

 

 

P12. Roy S, Dixit C; Gandhiraman R, Prendergast U, Daniels S, O'Kennedy R, McDonagh C Protein Integrated, Functionally Active Silver Nano-planar Structures for enhanced SPR.. J PhysChemC ,2013, 117 (6), pp 3078–3083.
 

IMPACT FACTOR: 4.835

 
 
P11. Roy S, Prendagast Ú, Basabe-DesmontL , Kenny D, McDonagh C From particle to platelet: optimization of a stable, high brightness fluorescent  nanoparticle based cell detection platform. Woolley R,.Nanomedicine:Nanotechnology, Biology, and Medicine 2013 May;9(4):540-9.
 

IMPACT FACTOR: 5.978

 

 

P10. Roy S, Dixit CK, Woolley R, O'Kennedy R, McDonagh C. Synthesis and characterization of model silica-gold core-shell nanohybrid systems to demonstrate plasmonic enhancement of fluorescence. Nanotechnology 2012 Jul23;23(32):325603.

 

IMPACT FACTOR: 3.672

 

 

P9. Roy S, Dixit CK, Woolley R, O'Kennedy R, McDonagh C. Synthesis and Characterization of a Noble Metal Enhanced Optical Nanohybrid (NEON): A High Brightness Detection Platform Based on a Dye-Doped Silica Nanoparticle.Langmuir 2012 , May 29;28(21):8244-50.

 

IMPACT FACTOR: 4.384

 

 

P8. Roy S, Dixit CK, Woolley R, O'Kennedy R, McDonagh C. Label-free optical characterization methods for detecting amine silanizationdriven gold nanoparticle self-assembly. Langmuir. 2011 Sep 6;27(17):10421-8.

 

IMPACT FACTOR: 4.384

 

P7. Roy S, Dixit CK, Woolley R, MacCraith BD, O'Kennedy R, McDonagh C. Novel multiparametric approach to elucidate the surface amine-silanization reaction profile on fluorescent silica nanoparticles Langmuir. 2010 Dec 7;26(23):18125-34.

 

IMPACT FACTOR: 4.384

 

 

P6. Roy S, Woolley R, MacCraith BD, McDonagh C. Fluorescence lifetime analysis and fluorescence correlation spectroscopy elucidate the internal architecture of fluorescent silica nanoparticles. Langmuir. 2010;26(17):13741-6.

 

IMPACT FACTOR: 4.384

 

 

P5. Sarkar T, Roy S, Bhattacharya J, Bhattacharya D, Mitra CK, DasguptaAK.Thermal hysteresis of some important physical properties of nanoparticles. J Colloid Interface Sci. 2008;327(1):224-32.

 

IMPACT FACTOR: 3.552

 

 

P4. Roy S, Dasgupta AK Controllable self-assembly from fibrinogen-gold (fibrinogen-Au) and thrombin-silver (thrombin-Ag) nanoparticle interaction..FEBSLett. 2007 Nov 27;581(28):5533-42.

 

IMPACT FACTOR: 3.341

 

 

P3. GhoshMoulick R, Bhattacharya J, Roy S, Basak S, DasguptaAK.Compensatory secondary structure alterations in protein glycation. Biochim Biophys Acta- Protein and Proteomics. 2007 Feb;1774(2):233-42.

 

IMPACT FACTOR: 3.191

 

 

P2. Roy S, Kar S, Chaudhuri S, Dasgupta AK. Potential of cadmium sulphide nanorods as an optical microscopic probe to the folding state of cytochrome C. Biophys Chem. 2006 Oct 20;124(1):52-61.

 

IMPACT FACTOR: 2.319

 

 

P1. Roy S,Singha S, Bhattacharya J, Ghoshmoulick R, Dasgupta AK. A size dependent folding contour for cytochrome C. Biophys Chem. 2006 Jan 1;119(1):14-22.

 

IMPACT FACTOR: 2.319

Research Publication in Peer Reviewed Journal

 

P14. Dixit CK, Roy S, Byrne C, O'Kennedy R, McDonagh C. A chemical quenching- and physical blocking-based method to minimize process-mediated aggregation of antibody-crosslinked nanoparticles for imaging application.Analyst. 2013 138(21):6277-81.

 

IMPACT FACTOR: 3.906

 

P13. Roy S,  Dixit CK, Manickam G, Daniels S, McDonaghC. Dendrimer Driven Self-assembly of SPR Active Silver-Gold Nano-hybrids. Langmuir,  2013, 29 (14), pp 4430–4433.

 

IMPACT FACTOR: 4.384

 

 

P12. Roy S, Dixit C; Gandhiraman R, Prendergast U, Daniels S, O'Kennedy R, McDonagh C Protein Integrated, Functionally Active Silver Nano-planar Structures for enhanced SPR.. J PhysChemC ,2013, 117 (6), pp 3078–3083.
 

IMPACT FACTOR: 4.835

 
 
P11. Roy S, Prendagast Ú, Basabe-DesmontL , Kenny D, McDonagh C From particle to platelet: optimization of a stable, high brightness fluorescent  nanoparticle based cell detection platform. Woolley R,.Nanomedicine:Nanotechnology, Biology, and Medicine 2013 May;9(4):540-9.
 

IMPACT FACTOR: 5.978

 

 

P10. Roy S, Dixit CK, Woolley R, O'Kennedy R, McDonagh C. Synthesis and characterization of model silica-gold core-shell nanohybrid systems to demonstrate plasmonic enhancement of fluorescence. Nanotechnology 2012 Jul23;23(32):325603.

 

IMPACT FACTOR: 3.672

 

 

P9. Roy S, Dixit CK, Woolley R, O'Kennedy R, McDonagh C. Synthesis and Characterization of a Noble Metal Enhanced Optical Nanohybrid (NEON): A High Brightness Detection Platform Based on a Dye-Doped Silica Nanoparticle.Langmuir 2012 , May 29;28(21):8244-50.

 

IMPACT FACTOR: 4.384

 

 

P8. Roy S, Dixit CK, Woolley R, O'Kennedy R, McDonagh C. Label-free optical characterization methods for detecting amine silanizationdriven gold nanoparticle self-assembly. Langmuir. 2011 Sep 6;27(17):10421-8.

 

IMPACT FACTOR: 4.384

 

P7. Roy S, Dixit CK, Woolley R, MacCraith BD, O'Kennedy R, McDonagh C. Novel multiparametric approach to elucidate the surface amine-silanization reaction profile on fluorescent silica nanoparticles Langmuir. 2010 Dec 7;26(23):18125-34.

 

IMPACT FACTOR: 4.384

 

 

P6. Roy S, Woolley R, MacCraith BD, McDonagh C. Fluorescence lifetime analysis and fluorescence correlation spectroscopy elucidate the internal architecture of fluorescent silica nanoparticles. Langmuir. 2010;26(17):13741-6.

 

IMPACT FACTOR: 4.384

 

 

P5. Sarkar T, Roy S, Bhattacharya J, Bhattacharya D, Mitra CK, DasguptaAK.Thermal hysteresis of some important physical properties of nanoparticles. J Colloid Interface Sci. 2008;327(1):224-32.

 

IMPACT FACTOR: 3.552

 

 

P4. Roy S, Dasgupta AK Controllable self-assembly from fibrinogen-gold (fibrinogen-Au) and thrombin-silver (thrombin-Ag) nanoparticle interaction..FEBSLett. 2007 Nov 27;581(28):5533-42.

 

IMPACT FACTOR: 3.341

 

 

P3. GhoshMoulick R, Bhattacharya J, Roy S, Basak S, DasguptaAK.Compensatory secondary structure alterations in protein glycation. Biochim Biophys Acta- Protein and Proteomics. 2007 Feb;1774(2):233-42.

 

IMPACT FACTOR: 3.191

 

 

P2. Roy S, Kar S, Chaudhuri S, Dasgupta AK. Potential of cadmium sulphide nanorods as an optical microscopic probe to the folding state of cytochrome C. Biophys Chem. 2006 Oct 20;124(1):52-61.

 

IMPACT FACTOR: 2.319

 

 

P1. Roy S,Singha S, Bhattacharya J, Ghoshmoulick R, Dasgupta AK. A size dependent folding contour for cytochrome C. Biophys Chem. 2006 Jan 1;119(1):14-22.

 

IMPACT FACTOR: 2.319