Education:

1. Bachelor’s Degree : Gauhati University
2. Master’s Degree :Gauhati University
3. Ph.D.: IIT Guwahati

 

Professional Experience:

• Teaching Experience: 12 years
• Research Experience: 19 years

 

 

Areas of Specialization/ Interest:

• Photovoltaics
• Optical  Materials
• Nano Materials
• Rare Earth Spectroscopy 

 

Research Journals:

1. N. Rajkonwar, P. Gogoi, D. Kakoti, N. Dehingia, A. Baruah, S. P. Bhardwaj, P. Dutta, "Effect of ligand PPIA and TOPO on radiative behaviour of Eu3+ ions in sol-gel silica matrix", Journal of Luminescence,   244 (2022) 118677 (1-11) doi.org/10.1016/j.jlumin.2021.118677, ISSN:  0022-2313. 
2. N. Dehingia, P. Gogoi,  P. Dutta, “Ag nano particles enhanced radiative behaviour of Eu3+ ions in sol-gel Silica matrix”, Ceramics International, 47 (2021) 23404-23412, doi.org/10.1016/j.ceramint.2021.05.056  ISSN: 0272-8842.
3. N. Dehingia, P. Gogoi, D. Kakoti, N. Rajkonwar, A. Boruah, P. Dutta, “Effect of Ag nanoparticles on the Judd–Ofelt and radiative parameters of Sm3+ ions in sol–gel silica matrix”,  Journal of Luminescence, 226 (2020) 117414 (1-11), doi.org/10.1016/j.jlumin.2020.117414, ISSN:  0022-2313. 
4. Nibedita Dehingia, Pankaj Dutta, Dibyajyoti Kakoti, Arindam Boruah,Navaneeta Rajkonwar and P. Gogoi, “Ag NP enhanced photoluminescence study of Sm³⁺ ions in solgel silica glasses”, Journal of Physics: Conference Series, 1330 (1) (2019) 012018, ISSN: 1742-6596 (e) 1742-6588 (p).
5. D. Kakoti, P. Dutta, P. Gogoi, N. Dehingia, N. Rajkonwar, A. Boruah, A.T.T. Mostako, P.K. Saikia, P.K. Gogoi “Effect of ZnS nanoparticles on the Judd-Ofelt and radiative parameters of Sm3+ ions in sol-gel silica matrix”, Journal of Luminescence, 211 (2019) 401–412, doi.org/10.1016/j.jlumin.2019.03.063, ISSN:  0022-2313.
6. N. Dehingia, P. Gogoi, A. Baruah, D. Kakoti, N. Rajkonwar and P. Dutta, “Photoluminescence Behaviour of Sm3+ Ions in presence of Ag Nanoparticles in Methanol”, Journal of Physics: Conference Series, 765 (2016) 012026; doi:10.1088/1742-6596/765/1/012026; ISSN: 1742-6596 (e) 1742-6588 (p).
7. D. Kakoti, N. Rajkonwar, N. Dehingia, A. Baruah, P. Gogoi and P. Dutta, “Effect of ZnS nanoparticles on the photoluminescence of Sm3+ ions in methanol”, Journal of Physics: Conference Series, 765 (2016) 012021, doi:10.1088/1742-6596/765/1/012021; ISSN: 1742-6596 (e) 1742-6588 (p).
8. P. Dutta, D. Kakoti, N. Dehingia, N. Rajkonwar, P. Gogoi “Judd Ofelt analysis of Ho3+ and CdS co- doped Sol-Gel Silica Glasses” Journal of Optoelectronics and Advanced Materials, 18 (3-4) (2016) 360; ISSN: 1454 – 4164 (p), 1841 – 7132 (e).
9. N. Rajkonwar, N. Dehingia, D. Kakoti, A. Baruah, P. Gogoi and P. Dutta, “Enhancement of Photoluminescence from Eu3+ in presence of Ligands PPIA and TOPO”, IOSR- Journal of Applied Physics, 8,(6)  (2016), PP 60-63 ISSN: 2278-4861(e).
10. P. Dutta, N. Rajkonwar, D. Kakoti and P. Gogoi, “Spectroscopic analysis of Ho3+ ion in CdS doped Silica Glasses”, Research Journal of Contemporary Concerns, 9(B) (2014) 132; ISSN:0972-7922.
11. N. Dehingia, L. Bokatial, P. Gogoi and P. Dutta, “Spectroscopic behavior of Eu3+ co-doped with Ag Nanoparticles in Sol-gel Silica Glasses”, Research Journal of Contemporary Concerns, 9(B) (2014) 137; ISSN:0972-7922.
12. Purabi Gogoi, Himanshu S. Jha, Pratima Agarwal “Effect of Silane flow rate on microstructure of Silicon films deposited by HWCVD”,  Journal of Non-Crystalline Solids, 358 (2012) 1990–1994.
13. Purabi Gogoi, Himanshu S. Jha and Pratima Agarwal, “Variation of microstructure and transport properties with filament temperature of HWCVD prepared silicon thin films”, Thin Solid Films, 519 (2011) 4506-4510.
14. Purabi Gogoi, Himanshu S. Jha and Pratima Agarwal, “High band gap nano-crystallite embedded amorphous silicon prepared by hot-wire chemical vapour deposition”, Thin Solid Films,  518 ( 2010) 6818-6828.
15. Purabi Gogoi, Himanshu S. Jha and Pratima Agarwal, “Amorphous to nanocrystalline transition in HWCVD Si:H films by substrate temperature variation”, Physica Status Solidi C 7 (2010) 592-595.
16. Purabi Gogoi and Pratima Agarwal, “Structural and optical studies on Hot Wire CVD prepared hydrogenated silicon films at low substrate temperature”, Solar Energy Materials and Solar Cells, 93 (2009) 199-205.
17. Purabi Gogoi, P. N. Dixit and Pratima Agarwal, “Transport and stability studies on high band gap a-Si:H prepared by argon dilution”, Pramana – Journal of Physics, 70 (2008) 351-358.
18. J. Anto Pradeep, Purabi Gogoi and Pratima Agarwal, “Single and Multilayer Porous Silicon structures for Photonic Applications”, Journal of Non Crystalline Solids, 354 (2008) 2544-2547.
19. Gouri Sankar Paul, Purabi Gogoi and Pratima Agarwal, “Structural and stability studies of CdS and SnS nanostructures synthesized by solvothermal process”, Journal of Non Crystalline Solids, 354 (2008) 2195-2199.
20. Purabi Gogoi, Taufique A. Ansari and Pratima Agarwal, “Steady state photo carrier grating technique for measurement of charge carrier diffusion length”, Indian Journal of Physics, 82 (2008) 179-84.
21. Purabi Gogoi, P. N. Dixit and Pratima Agarwal,  “Amorphous silicon films with high deposition rate prepared using argon and hydrogen diluted silane for stable solar cells”, Solar Energy Materials and Solar Cells, 91 (2007) 1253-1257.

Conference Proceedings:

1. P. Dutta, D. Kakoti, N. Dehingia, A. Boruah, N. Rajkonwar and P. Gogoi, “Enhanced Spectroscopic Efficiency of Sm3+ ions in Methanol in presence of ZnS Nanoparticles” Proceedings of the 25th DAE BRNS National Laser Symposium, 20-23 December, 2016 (ISBN: 978-81-903321-7-0).
2. Purabi Gogoi, H. S. Jha and Pratima Agarwal, “Nanocrystallite embedded amorphous silicon prepared by hot wire chemical vapour deposition”, Proceedings of 18th International  Photovoltaic Science and Engineering Conference, 18 (2009), 271-272.
3. Purabi Gogoi, H. S. Jha and Pratima Agarwal, “Amorphous to nanocrystalline transition in HWCVD silicon: Effect of filament temperature and gas flow rate”, Proceedings of 549th DAE Solid State Physics Symposium, 54  (2009) 567-568 (ISBN:  978-81-8372-054-0).
4. P. Anand Kumar, Purabi Gogoi, H. S. Jha, D. M. Phase, S. Kumar and Pratima Agarwal, “Photo electron spectroscopy studies on Si:H films prepared by HWCVD”, Proceedings of 54th   DAE Solid State Physics Symposium, 54, (2009) 639-640 (ISBN:  978-81-8372-054-0).
5. Purabi Gogoi, H.S. Jha and Pratima Agarwal, “Fabrication of Hot Wire Chemical Vapor deposition set up for preparation of hydrogenated silicon”, Proceedings of 53rd DAE Solid State Physics Symposium, 53 (2008) 543-544 (ISBN 978-81-8372-044-1).
6. Purabi Gogoi, H.S. Jha and Pratima Agarwal, “Structural Studies on amorphous silicon films deposited by Hot Wire CVD technique”, Proceedings of 52nd DAE Solid State Physics Symposium, 52, (2007) 997-998 (ISBN 81-8372-035-8).
7. Purabi Gogoi, Taufique A. Ansari and Pratima Agarwal, “Steady state photo carrier grating technique: a powerful tool for Measurement of charge Carrier diffusion length”   Proceedings of 51st DAE Solid State Physics Symposium, 51 (2006), 821-822.
8. P. Gogoi, B. Kalita, J. A. Pradeep, B. Bhattacharyya and Pratima Agarwal, “Photoconductivity studies on amorphous silicon germanium thin films”,  Proceedings of 50th DAE Solid State Physics Symposium, 50 (2005) 385-386.
9. Rupanjan Das, Purabi Gogoi and Pratima Agarwal, “Modeling of amorphous silicon based single junction solar cells”, 50 (2005) 291-292.
10. B. Kalita, Purabi Gogoi, Sushil Kumar, P.N. Dixit and Pratima Agarwal ,”Transport studies on high band gap a-Si:H thin films”  Proceedings of 49th DAE Solid State Physics Symposium, 49 (2004) 49  544-545 (ISBN 81-8372-000-5).
11. Purabi Gogoi, B. Kalita and Pratima Agarwal “Metastable changes in electrical conductivity of a-SiGe:H film after annealing”, Proceedings of 49th   DAE Solid State Physics Symposium, 49 (2004)  542-543 (ISBN 81-8372-000-5)