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Dr. Punniyakotti J.

M.Sc., Ph.D.

Department of 

Physics

Scientist

Years of service at the College:

14

Total years of service:

14

Number of Research Projects:

​

Number of Journal Publications:

11

Number of Conference Presentations:

15

Specializations

  • Environmental Radioactivity

  • Mineralogical analysis

  • Trace and toxic metal analysis

  • Radon and Thoron estimation and TLDs

Research Projects

Journal Publications

  1. K.S.Lakshmi, V. Meenakshisundram and J. Punniyakotti, (2022). “Natural radioactivity content in various building materials of Chennai city, Tamilnadu, India”. Radiation Protection and Environment (Under Review).

  2. K.S.Lakshmi, V. Meenakshisundram, J. Punniyakotti, and Manju N, (2020). “Natural Radioactivity Content in Intertidal Sand Samples of Marina and Besant Nagar Beaches of Chennai City, Tamilnadu, India”, Int. J. Nuclear Med. Radioactive Subs., Vol. 3, Issue1.

  3. J. Punniyakotti, K.S.Lakshmi, V. Meenakshisundram, N. Manju and P. Poonguzhali, (2020), “Influence of fertilizers on the natural radioactivity profile of soil samples of agricultural land in Villupuram District, Tamilnadu State, India”, Journal of Radioanalytical and Nuclear Chemistry”, Vol.325, Issue 1, 85-92.

  4. K.S.Lakshmi, V. Meenakshisundram, J. Punniyakotti, (2019). “Effect of natural radioactivity content in the beach sands along the east coast of Tamilnadu, India due to Tsunami”. Radiation Protection and Environment, 42, Issue 1, pp.22-27.

  5. J. Punniyakotti and V. Ponnusamy, (2018). “Environmental radiation and potential ecological risk levels in the intertidal zone of Southern region of Tamilnadu coast (HBRAs), India”. Marine Pollution Bulletin, vol. 127, pp. 377.

  6. K.S.Lakshmi, V. Meenakshisundram, J. Punniyakotti, (2018).” Estimation and seasonal variation of indoor radon and gamma dose level in the dwellings of entire east coast of Tamilnadu”. Radiation Protection and Environment, vol.41, Issue 4, pp.22-32.

  7. J. Punniyakotti and V. Ponnusamy, (2017). “Mineralogical role on natural radioactivity content in the intertidal sands of Tamilnadu coast (HBRAs region), India”. Journal of Radioanalytical and Nuclear Chemistry. vol. 314, pp. 949-959. (IF- 1.18)

  8. J. Punniyakotti and V. Ponnusamy, (2017). “Depth-wise distribution of 238U, 232Th and 40K in sand samples of high background radiation areas (Tamilnadu coast), India”. Journal of Radioanalytical and Nuclear Chemistry. vol. 311, pp. 1875-1881. (IF- 1.18)

  9. J. Punniyakotti and V. Ponnusamy, (2017). “Radionuclides of 238U, 232Th and 40K in beach sand of southern regions in Tamilnadu State, India (Post-Tsunami)”. Indian Journal of Pure and Applied Physics. vol. 55, pp. 218.

  10. K.S. Babai, S. Poongothai and J. Punniyakotti, (2013). “Determination of environmental radioactivity (238U, 232Th and 40K) and indoor natural background radiation level in Chennai city (Tamilnadu State), India”. Radiation Protection Dosimetry. vol. 153, pp. 457.

  11. K.S. Babai, S. Poongothai, K.S. Lakshmi, J. Punniyakotti and V. Meenakshisundaram, (2012). “Estimation of indoor radon levels and absorbed dose rates in air for Chennai city, Tamilnadu, India”. Journal of Radioanalytical and Nuclear Chemistry, Vol. 293, Issue 2, pp. 649-654.

Conference Presentations

  1. K.S. Lakshmi, V. Meenakshisundaram, J. Punniyakotti, N. Manju, A. Premy, S. Gandhimathi, and V. Sindhuja, (2022). “Depth profile studies on radioactivity content of 238U, 232Th and 40K in beach sand samples of Mamallapuram, Tamilnadu Coast, India”. International conference on recent advances in materials and radiation measurements. SSN college of Engineering, Chennai. February 10-11, pp. 45.

  2. K.S. Lakshmi, V. Meenakshisundaram, J. Punniyakotti, N. Manju, S. Priyavarshini, P. Lekha and G. Archana, (2020). “Natural radioactivity content (238U, 232Th and 40K) in different types of fertilizer samples”. National Seminar on Advanced Materials (NSAM – 2020). Jamal Mohamed College (Autonomous), Tiruchirappalli. January 23rd, pp. 70.

  3. K.S. Lakshmi, V. Meenakshisundaram, J. Punniyakotti, N. Manju, G. Archana, P. Lekha and S. Priyavarshini, (2020). “Comparison of natural radioactivity contents in beach sands of marina and Besant Nagar of Chennai city, Tamil Nadu”. National Seminar on Advanced Materials (NSAM – 2020). Jamal Mohamed College (Autonomous), Tiruchirappalli. January 23rd, pp. 69.

  4. J. Punniyakotti and V. Ponnusamy, 2019. “Status of Environmental pollution in the beach sands of Tamilnadu coast, India”. National Conference on Environmental Monitoring, Impact Assessment and Management – (NCEMIAM– 2019). SSN college of Engineering, Department of Physics, Tamilnadu, India. March 16, pp.28.

  5. K.S. Lakshmi, V. Meenakshisundram, J. Punniyakotti, 2019. “Natural radioactivity monitoring in the environs of Besant Nagar Beach, Chennai city, Tamilnadu, India”. National Conference on Environmental Monitoring, Impact Assessment and Management – (NCEMIAM– 2019). SSN college of Engineering, Department of Physics, Tamilnadu, India. March 16, pp.03

  6. K.S. Lakshmi, V. Meenakshisundram, J. Punniyakotti, J. Aarthy and G.P. Kanimozhi, (2018). “Natural radioactivity content in soil samples of Meenakshi College for Women campus, Kodambakkam, Chennai”. Recent Trends in Materials Science (RTMS – 2018). Theivanai Ammal College for Women, Villupuram. February 2nd, pp.22.

  7. K.S. Lakshmi, V. Meenakshisundram, J. Punniyakotti, M. Bharkavi, K. Geetha and Zohara Jabeen, (2018). “Primordial radionuclides of 238U, 232Th and 40K in sand samples of Kovalam beach, Tamilnadu, India”. Recent Trends in Materials Science (RTMS – 2018). Theivanai Ammal College for Women, Villupuram. February 2nd, pp. 17.

  8. K.S. Lakshmi, V. Meenakshisundram, J. Punniyakotti, V. Vijayashri and S. Fouziasulthana, (2017). “Background radiation levels in and around Nemmeli Desalination Plant at Chennai city, Tamilnadu, India”. Proceedings of the National Conference on Emerging Trends in Environmental Research – (NCETER – 17). SSN college of Engineering, Chennai, Tamilnadu, India. July 22, pp.18.

  9. K.S. Lakshmi, V. Meenakshisundram, J. Punniyakotti, N. Suba Chandrasekar and J. Sumathi, (2017). “NORM content in various fertilizer samples collected at Chennai city, Tamilnadu, India”. Proceedings of the National Conference on Emerging Trends in Environmental Research – (NCETER – 17). SSN college of Engineering, Chennai, Tamilnadu, India. July 22, pp. 19.

  10. J. Punniyakotti, K.S.Lakshmi and V. Meenakshisundram (2017). “Influence of Fertilizers on the NORM Content in Agricultural Cultivated Soils of Villupuram District, Tamilnadu, India”. 13th DAE-BRNS Nuclear and Radiochemistry Symposium. KIIT University, Bhubaneswar, Odisha, India. February 06-10. p.590.

  11. K.S.Lakshmi, V.Meenakshisundaram and J.Punniyakotti, (2015). “Assessment of external exposure (TLDs) and radon concentration (SSNTDs) at dwellings of east coast of Tamilnadu”. Proc. of 12th National Symposium on Nuclear and Radiochemistry (NUCAR-2015). Bhabha Atomic Research Centre, Trombay, Mumbai, India. February 09-13. p.513.

  12. J. Punniyakotti, V. Ponnusamy, G.Suresh, K.S.Lakshmi and V.Meenakshisundaram, (2014). “Distribution of Primordial Radionuclides in Beach sand near and Around the Water-lines of Kanyakumari and Tirunelveli Districts of Southeast coast of Tamilnadu, India”, Proc. of Nineteenth National Symposium on Environment (NSE-19). School of Environmental Sciences, Mahatma Gandhi University, Kottayam, Kerala, India. December 11-13, p.199.

  13. K.S.Lakshmi, V.Meenakshisundaram and J.Punniyakotti, (2014) “Effect of tsunami on the natural radioactivity content in the beach sands along the entire east coast of Tamilnadu State, India”. Proc. of Fifth Symposium on Nuclear Analytical Chemistry (NAC-V). Bhabha Atomic Research Centre, Trombay, Mumbai, India. January 20-24, pp.441.

  14. K.S.Lakshmi, K.S.Babai, S.Poongothai, V.Meenakshisundaram and J.Punniyakotti, (2013). “Determination of radiological and civil parameters in fly-ash bricks for their utilization as construction material”. Proc. of National Symposium on Emerging Trends in Physics for Ionizing Radiations, Aerosols and Material Science (ETPRAM-13). Department of Physics, Punjabi University, Patiala, Punjab, India. December13-14, pp.33.

  15. K.S. Babai, S. Poongothai, K.S. Lakshmi,J. Punniyakotti, J and V. Meenakshisundaram, (2013). “Measurement of environmental radioactivity in soil samples, and indoor radon levels in Chennai city, Tamilnadu, India”. Proc. of Eighteenth National Symposium on Environment (NSE-18). JNTUA college of Engg., Anantapur (AP), India. March 11-13, pp. 146.

Workshops / Training Programmes / FDPs Attended

Awards

Other Achievements

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