U.  Natarajan and Tiwari, R. R., ?Preparation and characterization of a series of new organically modified montmorillonite clays using X-ray diffraction, thermogravimetric analysis and FTIR spectroscopy?, in 231st National Meeting of the American-Chemical-Society, 1155 16th ST, NW, Washington, DC 20036 USA, 2006, vol. 231, p. 211-COLL.

R. R.  Tiwari and Natarajan, U., ?Influence of organic modification on mechanical properties of melt processed intercalated poly(methyl methacrylate)-organoclay nanocomposites?, Journal of Applied Polymer Science, vol. 105, no. 5, pp. 2433-2443, 2007.

R. R.  Tiwari and Natarajan, U., ?Effect of organic modifiers and silicate type on filler dispersion, thermal, and mechanical properties of ABS-Clay nanocomposites?, Journal of Applied Polymer Science, vol. 110, pp. 2374-2383, 2008.

R. R.  Tiwari, Khilar, K. C., and Natarajan, U., ?New poly(phenylene oxide)/polystyrene blend nanocomposites with clay: intercalation, thermal and mechanical properties?, Journal of Applied Polymer Science, vol. 108, no. 3, pp. 1818-1828, 2008.

R. R.  Tiwari, Khilar, K. C., and Natarajan, U., ?Synthesis and characterization of novel organo-montmorillonites?, Applied Clay Science, vol. 38, no. 3-4, pp. 203-208, 2008.

R. R.  Tiwari and Natarajan, U., ?Thermal and mechanical properties of melt processed intercalated poly(methyl methacrylate)-organoclay nanocomposites over a wide range of filler loading?, Polymer International, vol. 57, no. 5, pp. 738-743, 2008.

R. R.  Tiwari and Natarajan, U., ?Effect of blend composition and organoclay loading on the nanocomposite structure and properties of miscible poly(methyl methacrylate)/poly(styrene-co-acrylonitrile) blends?, Polymer Engineering and Science, vol. 51, no. 5, pp. 979-991, 2011.

R. R.  Tiwari and Natarajan, U., ?Effect of organic modification on the intercalation and the properties of poly(phenylene oxide)/polystyrene blend-clay nanocomposites?, Journal of Thermoplastic Composite Materials, vol. 26, no. 3, pp. 392-415, 2013.

R. R.  Tiwari and Natarajan, U., ?Critical organic modifier aliphatic tail length for the formation of poly(methyl methacrylate)-montmorillonite nanocomposites?, Polymer Engineering and Science, vol. 60, no. 7, pp. 1604-1617, 2020.