Assistant Professor, NIT Meghalaya, July 2015 to till now

International Journals:

1. O. Manner and T. Bora, Investigation of the Magnetic and Dielectric Properties of Rare Earth (Ho, Er) Co-substitution in Stoichiometry Modified Cobalt Ferrites Nanocrystals, Materials Chemistry and Physics (Accepted in Sept 2025)
2. P. Saha, S. Sarmah, P. K. Majii, M. Kar, A. Dev and T. Bora, Modification in the structural and dielectric properties of ErCrO3 on Fe substitution,  Solid State Communications, 404, 116071, 2025.
3. O. Manner and T. Bora,  Impact of Partial Thulium Substitution on the Structural, Magnetic and Dielectric Properties of Nanocrystalline Cobalt Ferrites, Ceramics International, 51, 28919, 2025
4. O. Manner, D. Maji, K. P. Patra, S. Ravi, T. Bora, Enhanced Dielectric and Soft Magnetic Properties of Rare Earth (Sm, Er) Co-substituted Cobalt Ferrites Nanocrystals Materials Chemistry and Physics, 339, 130746, 2025
5. O. Manner, S. Sarmah, K. P. Patra, D. Maji, S. Ravi and T. Bora, Effect of rae earth (Ho,Er) co substitution on the magnetic and dielectric properties of nanocrystalline cobalt ferrite, Ceramics International 50, 30912,2024
6. S. Sarmah, D. Maji, S. Ravi, T. Bora, Effect of Cr3+ substitution on the magnetic and dielectric properties of cobalt ferrites, Journal of Alloys and Compounds 960, 170589, 2023
7. S. Sarmah, K. P. Patra, P. K. Maji, S. Ravi, T. Bora, A comparative study on the structural, magnetic and dielectric properties of magnesium substituted cobalt ferrites, Ceramics International 49 (1), 1444-1463, 2023
8. S. Sarmah, R Borah, P. K Maji, S Ravi, T. Bora, Effect of Al3+ substitution on structural, magnetic and dielectric properties of cobalt ferrite synthesized by sol-gel method and its correlation with cationic distribution, Physica B: Condensed Matter,Vol.-639, Page No.-414017, 2022
9. S. Sarmah, P. K.  Maji, S Ravi, T Bora, Effect of cation distribution and temperature variation on magnetic and dielectric properties of manganese substituted cobalt ferrites, Solid State Communications, Vol.- 324, Page Nos.-114146, 2021
10. S. K. Srivastava, B Samantaray, T Bora, S Ravi, Magnetic and electrical properties of Mn-substituted (La0. 85Ag0. 15) CoO3 compounds, Journal of Magnetism and Magnetic Materials Vol.-474, Page Nos- 605, 2019
11. T. Bora and S. Ravi, Study of critical behavior in ferromagnetic in LaCr0.3Mn0.7O3, Journal of Magnetism and Magnetic Materials, Vol.-418,Page Nos.- 213, 2016
12. T. Bora and S. Ravi, Sign reversal of magnetization and tunable exchange bias field in NdCr1-xFexO3 (x = 0.05 -0.20), Journal of Magnetism and Magnetic Materials, Vol.-386, Page Nos -85, 2015.
13. T. Bora and S. Ravi, Sign reversal of magnetization and ferromagnetism in NdCr1-xMnxO3 (x = 0 to 0.50), Journal of Superconductivity and Novel Magnetism, Vol.-28, Page Nos -869, 2015.
14. J. Barman, T. Bora and S. Ravi, Study of exchange bias and training effect in NiCr2O3, Journal of Magnetism and Magnetic Materials, Vol.-385, Page Nos -93, 2015.
15. T. Bora and S. Ravi, Bipolar switching of magnetization and tunable exchange bias in NdCr1-xMnxO3 (x = 0.0 -0.30), Journal of Applied Physics,, Vol.-116, Page Nos -063901, 2014.
16. T. Bora and S. Ravi, Effect of Ce doping on the magnetic properties of LaCrO3, Physica B: Condensed Matter, Vol.-448, Page Nos -233, 2014.
17. T. Bora and S. Ravi, Negative magnetization and the tunable exchange bias field in LaCr0.8Mn0.2O3, Journal of Magnetism and Magnetic Materials, Vol.-358, Page Nos -208, 2014.
18. T. Bora and S. Ravi, Sign reversal of magnetization and exchange bias field in LaCr0.85Mn0.15O3, Journal of Applied Physics, Vol.-114, Page Nos -183902, 2013.
19. T. Bora and S. Ravi, Study of magnetization reversal in LaCr1-xFexO3 compounds, Journal of Applied Physics, Vol.-114, Page Nos -033906, 2013.
20. T. Bora and S. Ravi, Antiferromagnetism and the effect of exchange bias in LaCr1-xFexO3 (x = 0.40 to 0.60), Journal of Superconductivity and Novel Magnetism, Vol.-26, Page Nos -1645, 2013.
21. T. Bora, B. Samantaray, S. Mohanty and S. Ravi, Ferromagnetism and bound magnetic polaron behavior in (In1-xCox)2O3, IEEE Transaction in Magnetics, Vol.-47, Page Nos -10, 2011.

International Conferences:

1. T Bora, Particle size effect on the suppression of ferromagnetism in Nd_0.8K_0.2MnO₃,AIP Conference Proceedings Vol. 2265 (1), Page Nos.- 030508, 2020
2. R. G. Tanguturi, T. Bora, S. Ravi and D. Pamu, Structural, optical and magnetic properties of Nd0.7Sr0.3MnO3 thin films, Physics Procedia, Period -54, Page -70, 2015.
3. T. Bora, A. Nandy, R. K. Bhuyan, D. Pamu and S. Ravi, Magnetic, electrical and optical properties of Nd0.85K0.15MnO3 thin film, Advanced Nanomaterials and Nanotechnology Springer Proceeding in    Physics, Period -143, Page -449, 2013.
4. T. Bora, A. Nandy, B. Samantaray, R. K. Bhuyan, D. Pamu and S. Ravi, Preparation and characterization of Nd0.85K0.15MnO3 thin film, AIP Conference. Proceeding, Period -1447, Page -1119, 2012.
5. A. Nandy, T. Bora, B. Samantaray, R. K. Bhuyan, D. Pamu and S. Ravi, Preparation and characterization of charged ordered Nd0.80Na0.20MnO3 thin films, AIP Conference. Proceeding, Period -1447, Page    -1117, 2012.

1.      International Conference on Celebrating 100 Years of Quantum Mechanics, 21st-22nd Nov 2024
2.      Hands-On Training on Characterization Tools and Techniques for Materials Sciences, 8th – 14th November 2022
3.      Interactive Session for Development of Scientific Research Culture, 26th October 2022
4.      TEQIP-III Sponsored Webinar Series on Recent Advances in Physics, 14th – 18th September 2020
5.      Short Term Training Programme on Advanced Material Characterization & Data Analysis, 26th -28th March 2018

      1. Exploring High Density Magnetic Medium in Nanocrystalline Spinel Ferrites for Magnetic Recording System, 2019-2022, DST-SERB, Rs.21,71,730/-

      2.Study the magneto-electric coupling behavior in Gd-Cr-O, Er-Cr-O and Sm-Cr-O compounds, 2016-2018, NIT Start up Grant, Rs.9,96,000/-

 Awarded:

         Name of the Student: Sikha Sarmah

         Year of Award: 2023

         Thesis Title: Study of Dielectric and Magnetic Properties of Transition element (Mn, Cr) and Non-Magnetic element (Al, Mg) substituted Co Based Ferrites

Ongoing:

     1.  Mr. Onus Manner

     2.  Mr. Dhiraj Sarma

     3.  Miss Pallabi Saha

    4.   Mr. Sani Kumar Baisya

Previous/Other Semester/Year

•        Quantum Mechanics I, Autumn Semester, 2015

•        Engineering Physics, Autumn Semester, 2015

•        Electromagnetic Theory, Spring Semester, 2016

•        Quantum Mechanics I, Autumn Semester, 2016

1.         Magnetic Society of India-Life Member
2.         Physics Academy of the North East-Life Member