Radium Studies in Sand Samples Collected from Sea Coast of Tirur, Kerala, India Using LR-115 Plastic Track Detectors

Mohd Zubair^*, M Shakir Khan, Deepak Verma

Department of Applied Physics, F/O Engineering & Technology, Aligarh Muslim University, Aligarh-202002. India

REFERENCES

1. [1] Singh, J., Singh. H., Singh, S., and Bajwa, B. S. 2009. Uranium, radium and radon exhalation studies in some soil samples using plastic track detectors. In- dian Journal of Physics, 83, 8: 1147-1153.
   
   
2. [2] Mahur, A. K., Khan, M. S. Naqvi, A. H., Prasad, R., and Azam, A. 2008. Measurement of effective radium content of sand samples collected from Chhatrapur beach, Orissa, India using track etch technique. Radiation Measurements. 43: 520-522.
   
   
3. [3] Kotlyarov, A. A., Krivasheev, S. V., and Murashov, A. I. 1997. A set of devices for monitoring radon and thoron in various media. Biomedical Engineering, 31:1.
   
   
4. [4] Mahur, A. K., Kumar, R., Sengupta, D., and Prasad, R. 2008. Estimation of radon exhalation rate, natural radioactivity and radiation doses in fly ash samples from Durgapur thermal power plant, West Bengal, India. Journal of Environmental Radioactivity, 99: 1289- 1293.
   
   
5. [5] Sonkawade, R. G., Kant, K., Muralithar, S., Kumar, R., and Ramola, R. C. 2008. Natural radioactivity in common building construction and radiation shielding materials. Atmospheric Environment, 42: 2254-2259.
   
   
6. [6] Eappen, K. P. and Mayya, Y. S. 2004. Calibration factor for LR-115 (type-II) based radon thoron discriminating dosimeter. Radiation Measurement, 38: 5- 17.
   
   
7. [7] Das, B. 2010. Genetic studies on human population residing in High Level Natural Radiation Areas of Kerala coast. BARC Newsletter, 313: March- April.
   
   
8. [8] Veiga, R., Sanches, N., Anjos, M., Macario, K., Bastos, J., Iguatemy, M., Aguiar, J. G., Santosb, A .M. A., Mosquera, B., Carvalho, C., Baptista, Filho a, M., and Umisedo, N. K. 2006. Measurement of natural radioactivity in Brazilian beach sands. Radiation Measurements, 41: 189–196.
   
   
9. [9] Turhan, S., Baykan, U. N., and Sen, K. 2008. Measurement of the natural radioactivity in building materials used in Ankara and assessment of external doses. Journal Radiological Protection, 28: 83-91.
   
   
10. [10] Forster, L., Forster, P., Lutz-Bonengel, S., Willko-mm, H., and Brinkmann, B. 2002. “Proc Natl Acad Sci USA”.
    
    
11. [11] OECD, 1979. Organization for economic cooperation and development exposure to radiation from natural radioactivity in building materials. “Report by a group of experts of the OECD Nuclear Energy Agency”. Paris.