Research Experience

• Postdoctoral Researcher (From December 2018 –July 2022)

Title: Supramolecular assembly promoted polymerization of short oligonucleotides,

Supervisors: Prof. Gary B. Schuster and Prof. Nicolas V. Hud

School of Chemistry and Biochemistry, Georgia Institute of Technology, Atlanta, USA-30332.

• Ph. D:  (From June 2012 to June 2018)

Title: Design, Synthesis and Photophysical Properties of Organic Conjugates of Two- dimensional Layered Nanomaterials for Sensing and PDT Applications

Supervisor: Dr. Joshy Joseph,

Scientist, Council of Scientific and Industrial Research National Institute for Interdisciplinary Science and Technology (CSIR-NIIST), Trivandrum, India.

• Project Assistant: (From February 2012 to July 2012)

Supervisor: Dr. V. Sajith,

Associate Professor, School of Nano Science and Technology – National Institute of Technology, Calicut, India.

Fellowships/Awards:

• Received CSIR - Senior Research Fellowship (SRF) 2014-2017.
• Received CSIR - Junior Research Fellowship in National Level Eligibility Test for Research Fellowship 2012-2014.
• Graduate Aptitude Test in Engineering (GATE) - 2012.

List of Publications:

1. pH responsive fluorescence enhancement in graphene oxide - naphthalimide nanoconjugates: A fluorescence turn-on sensor for acetylcholine. Sreejith Mangalath, Silja Abraham, and Joshy Joseph, Chem. Eur. J. 2017, 23, 11404–11409.
2. Transmissive-to-black electrochromic devices based on cross-linkable tetraphenylethene-diphenylamine derivatives. Silja Abraham, Sreejith Mangalath, Deepika Sasikumar and Joshy Joseph, Chem. Mater. 2017, 29, 9877–9881.
3. A Study on Liposomal-Encapsulation of New BODIPY Sensitizers for Photodynamic Therapy. Gayathri Thumuganti, Vijayalakshmi A., Sreejith Mangalath, Joshy Joseph, Nalam Rao, Surya Singh, ACS Med. Chem. Lett.  2018, 9, 323-327.
4. NIR Absorbing Aza-BODIPY Based Turn ON Fluorescent Sensor for the Selective Recognition of Bivalent Copper Ions. Yogesh Gawale, Sreejith Mangalath, Nagappanpillai Adarsh, Joshy Joseph, Danaboyina Ramaiah and Nagaiyan Sekar, Dyes Pigm. 2019, 171, 107684.
5. Quantum Dots Decorated with Boron Dipyrromethene Dye Derivatives for Photodynamic Therapy. Sreejith Mangalath, P. S. Saneesh Babu, Prasad M. Manu, S. Asha Nair, and Joshy Joseph, ACS Appl. Nano Mater. 2021, 4, 4, 4162–4171
6. Supramolecular assembly-enabled homochiral polymerization of short (dA)n oligonucleotides. Sreejith Mangalath, Suneesh C. Karunakaran, Gary Newnam, Gary B. Schuster and Nicolas V. Hud, Chem. Comm. 2021, 57, 13602-13605.
7. Biocompatible Aza-BODIPY-Biotin Conjugates for Photodynamic Therapy of Cancer. Dhiraj Dutta, Rajshree R. Nair, Sreejith Mangalath, S. Asha Nair, Joshy Joseph, Pranjal Gogoi, and Danaboyina Ramaiah. ACS Omega. 2023, 8, 29, 26180–26190.

Papers/Posters Presented in National and International Conferences:

1. “Can Fluorophores Glow on Graphene Oxide Surface? Stimuli Responsive Fluorescence Enhancement in GO-Naphthalimide Conjugates”, Sreejith Mangalath, Mridula A. S. & Joshy Joseph, A Poster presented in the ACS on Campus programme, 29^th November, 2013, held at CSIR-NIIST, Thiruvananthapuram, India.
2. “Stimuli Responsive Fluorescence Enhancement of Graphene-Naphthalimide Nanoconjugates”, Sreejith Mangalath, and Joshy Joseph, A Poster presented in the 8^th Asian Photochemistry Conference, November 10-13, 2014, Thiruvananthapuram, India
3. “Design of graphene quantum dot – BODIPY nanoconjugates for PDT applications”,Sreejith Mangalath, P. S. Saneesh Babu, Asha Nair and Joshy Joseph., A Poster presented in the 10^th CRSI-RSC Joint Symposium, February 4-6, 2016, Panjab University, Chandigarh, India.
4. “BODIPY Functionalized MoS₂ Quantum Dots for PDT Applications”, Sreejith Mangalath ,P. S. Saneesh Babu, Asha Nair and Joshy Joseph, A Poster presented in the 8^th East Asia Symposium on Functional Dyes and Advanced Materials, September 20-22, 2017, CSIR- NIIST, Thiruvananthapuram, India.
5. “Iodo-BODIPY Anchored MoS₂ Quantum Dots for Efficient PDT Applications”, Sreejith Mangalath, Rajashree R. Nair, P. S. Saneesh Babu, Asha S. Nair, and Joshy Joseph, A Poster presented in the 2nd Annual Conference of Indian Society of Nanomedicine, NANOBIOTEK-2017, December 6-8, 2017, Thiruvananthapuram, India
6. “Graphene Oxide - Naphthalimide Nanoconjugates as a Fluorescence “Turn-On” Sensor for Acetylcholine”, Sreejith Mangalath, Silja Abraham and Joshy Joseph, A Paper presented in 30th Kerala Science Congress, January 28-30^th, 2018, held at Govt. Brennen College, Thalassery, India.
7. “pH-Responsive Fluorescence “Turn-On” Sensor based on Graphene Oxide - Naphthalimide Nanoconjugates” Sreejith Mangalath, Silja Abraham and Joshy Joseph, A Poster presented in the National Conference on Luminescence and its Applications, NCLA-2018, February 14- 16, 2018, held at CSIR-NIIST, Thiruvananthapuram, India.
8. “Fluorescence “Turn-On” Sensor for Acetylcholine based on pH Responsive Graphene Oxide - Naphthalimide Nanohybrids” Sreejith Mangalath and Joshy Joseph, A Paper presented in the International Conference on Advances in Analytical Sciences, ICAAS-2018, March 15-17, 2018, held at CSIR-IIP, Dehradun, India.

Invited Talks in International/National Seminars

1. 1. Invited talk entitled “Supramolecular Assembly-Enabled Homochiral Polymerization of Short (dA)_n Oligonucleotides” in ACS Southeastern Regional Meeting (SERMACS-2021), November 10-13, Birmingham, Alabama, USA.
   2. Invited talk in an international webinar on “Smart Functional Material”, on September 30, 2020, organized by the Department of Chemistry, Govt. College Kariavattom, Trivandrum, Kerala.
   3. Invited talk in an international webinar on August 21, 2020, organized by the Department of Chemistry, MSM College, Kayamkulam, Kerala.
   4. Invited talk in an international webinar on “2D Nanomaterials for Biomedical Applications”, October 28, 2020, organized by the Department of Chemistry, St. Stephens College, Uzhavoor, Kerala.
   5. Invited talk in an international webinar series on “Current Research Trends in Chemistry”, November 09, 2020, organized by Post-graduate and Research Department of Chemistry, NSS Hindu College, Changanacherry, Kerala.
   6. Invited talk in an international webinar series on “Rhenium-75”, February 23, 2021, organized by the Department of Chemistry and Research Centre, St. Albert’s College (Autonomous), Ernakulam, Kerala.
   7. Invited talk in an international webinar on “Research, Technology, and Applications of Modern Materials of Chemistry,"  March 3–4, 2021, organized by the Postgraduate Department of Chemistry, WADIHUDA Institute of Research and Advanced Studies (WIRAS), Vilayancode, Kannur, Kerala.
   8. Invited talk in the international webinar “Cognizance-2.0”, August 11, 2021, organized by Postgraduate Department of Chemistry, SN college, Punalur, Kerala.
   9. Invited talk in International webinar “Cheminspire-2021”, October 15, 2021, organized by Postgraduate Department of Chemistry, Mar Thoma College, Chungathara, Kerala.
   10. Invited talk in an international webinar on “Mole Day-2021”, on October 23, 2021, organized by the Department of Polymer Chemistry, Government College Attingal, Kerala.
   11. Invited talk in an international webinar on “Recent Innovations in Molecular Design for a Sustainable Future”, November 09, 2021, organized by the Department of Chemistry, Malabar Christian College, Calicut, Kerala.