Niyogi, S K and Das, S K (1994) Production of thermal shock behaviour of castable refractories by sonic measurement. Interceram: International Ceramic Review, 13 (6). pp. 453-458. ISSN 0020-5214

Das, A C and Niyogi, S K (1993) Acoustoultrasonic study of crack-growth and change of mechanical-behavior of a castable refractory due to thermal-shock fatigue. In: Second International Conference On Acousto-Ultrasonics: Acousto-Ultrasonic Materials Characterization , June 24-25, 1993, ATLANTA, GA .

Das, A C and Mukherjee, S and Chaudhury, K and Niyogi, S K and Phani, Kalyan Kumar (1993) Crack growth in castable refractory due to thermal shock fatigue: an acoustoo-ultrasonic study. Transactions of the Indian Ceramic Society, 52 (4). pp. 139-145. ISSN 0371-750X

Das, A C and Mukherjee, S and Niyogi, S K (1992) Monitoring thermal-shock damage development in refractories by stress-wave factor technique. Materials Evaluation, 50 (10). pp. 1240-1245. ISSN 0025-5327

Das, A C and Niyogi, S K and Mukherjee, S (1991) Acoustoultrasonic study of thermal-shock damage in castable refractory. Journal of Materials Science Letters, 10 (3). pp. 173-175. ISSN 0261-8028

Phani, Kalyan Kumar and Niyogi, S K and De, Ashok Kumar (1988) Porosity dependence of fracture mechanical properties of reaction sintered Si3N4. Journal of Materials Science Letters, 7 (11). pp. 1253-1256. ISSN 0261-8028

Phani, Kalyan Kumar and Niyogi, S K (1987) Elastic modulus-porosity relation in polycrystalline rare-earth-oxides. Journal of the American Ceramic Society, 70 (12). C362-C366. ISSN 0002-7820

Phani, Kalyan Kumar and Niyogi, S K (1987) Elastic-modulus porosity relationship for Si3N4. Journal of Materials Science Letters, 6 (5). pp. 511-515. ISSN 0261-8028

Phani, Kalyan Kumar and Niyogi, S K (1987) Young modulus of porous brittle solids. Journal of Materials Science, 22 (1). pp. 257-263. ISSN 0022-2461

Phani, Kalyan Kumar and Niyogi, S K (1987) On porosity dependence of hardness in gypsum systems. CGCRI Bulletin, 34 (2). pp. 49-51. ISSN 0008-9397

Phani, Kalyan Kumar and Niyogi , S K and Maitra, A K and Roychaudhury, M (1986) Strength and elastic-modulus of a porous brittle solid - an acoustoultrasonic study. Journal of Materials Science, 21 (12). 4335-4341 . ISSN 0022-2461

Phani , Kalyan Kumar and Niyogi, S K (1986) Porosity dependence of ultrasonic velocity and elastic-modulus in sintered uranium-dioxide - a discussion. Journal of Materials Science Letters, 5 (4). pp. 427-430. ISSN 0261-8028