US13260415A, CSIR-CGCRI, India (2014) Method for fabricating rare earth (RE) doped optical fiber using a new codopant. 8649650.

Sontakke, Atul D and Biswas, Kaushik and Tarafder, Anal and Sen, R and Annapurna, K (2011) Broadband Er3+ emission in highly nonlinear Bismuth modified Zinc-Borate glasses. Optical Materials Express, 1 (3). pp. 344-356. ISSN 2159-3930

Harun, S W and Paul, Mukul Chandra and Moghaddam, M. R. A. and Das, S and Sen, R and Dhar, A and Pal, Mrinmay and Bhadra, Shyamal Kumar and Ahmad, H (2010) Efficient diode pumped ytterbium-doped fibre laser. Electronics Letters, 46 (1). 68-U97. ISSN 0013-5194

Paul, Mukul Chandra and Sen, R and Youngman, R E and Dhar, A (2008) Fluorine incorporation in silica glass by the MCVD process: Study of fluorine incorporation zone, evaluation of optical properties and structure of the glass. Journal of Non-Crystalline Solids, 354 (52-54). pp. 5408-5420. ISSN 0022-3093

Bandyopadhyay, T and Sen, R and Bhadra, Shyamal Kumar and Dasgupta, Kamal and Saha, Prasenjit (1991) Preparation of optical fiber for short-haul application. Research and Industry, 36 (1). pp. 1-4. ISSN 0034-513X

Sen, R and Dutta, S and Das, S K and Basu, S K (1989) Evaluation of a glass ceramic coating for machine-tool slides. Wear, 130 (1). pp. 249-260. ISSN 0043-1648

Banerjee, N L and Dasgupta, S and Sen, R (1984) Flame photometric determination of calcium 1n bauxite. Transactions of the Indian Ceramic Society, 43 (1). pp. 19-20. ISSN 0371-750X

Sen, R and Sinha, Birendra Chandra (1980) Stabilization and sensitization of ferric thiocyanate colour for determination of trace amount of iron in zinc oxide and other zinc minerals. Transactions of the Indian Ceramic Society, 39 (2). pp. 40-44. ISSN 0371-750X