Novel Method for Radiation Shielding Using Nano-Concrete Composite
Rajavikraman R S
Bannari Amman Institute of Technology, Department of Civil Engineering, Sathyamangalam, India.
Abstract—In the event of nuclear bomb most of our shelters don’t stop nuclear radiation. Higher density concrete is sometimes used. The use of high-density concrete decreases the required thickness of the concrete barrier; hence, its disadvantage is its high cost. Hence by mixing up of galena (Pbs) and some kinds of nano particles with concrete at suitable mix proportion is useful to block the impact of radiation. Materials and method: galena (PbS) mineral was used to produce of a high-density concrete. And the nano particles such as silica nano particles and carbon nanotubes are used. Two types of concrete mixes were produced. The water-to-concrete (w/c) ratios of the reference and galena concrete mixes were 0.53 and 0.25, respectively. Conclusion: The nano concrete with the composite of galena, nano concrete samples made in laboratories had showed good shielding/engineering properties in comparison with all samples made by using high-density materials other than depleted uranium. Results:The galena mineral along with nano silica and carbon nanotubes used in this study had a density of 7400 kg/m3. The concrete samples had a density of 4800 kg/m3. Furthermore, the nano concrete samples had significantly higher compressive strength (500 kg/cm2 compared to 300 kg/cm2).
Index Terms—high density concrete, galena, shielding, lead dry wall, nano silica, carbon nano tubes
Cite: Rajavikraman R S, "Novel Method for Radiation Shielding Using Nano-Concrete Composite," International Journal of Materials Science and Engineering, Vol. 1, No. 1, pp. 20-23, June 2013. doi: 10.12720/ijmse.1.1.20-23
Cite: Rajavikraman R S, "Novel Method for Radiation Shielding Using Nano-Concrete Composite," International Journal of Materials Science and Engineering, Vol. 1, No. 1, pp. 20-23, June 2013. doi: 10.12720/ijmse.1.1.20-23
General Information
ISSN: 2315-4527 (Print)
Abbreviated Title: Int. J. Mater. Sci. Eng.
Editor-in-Chief: Prof. Emeritus Dato' Dr. Muhammad Yahaya
DOI: 10.17706/ijmse
Abstracting/ Indexing: Ulrich's Periodicals Directory, Google Scholar, Crossref
E-mail: ijmse@iap.org
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