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CSIR-Central Glass & Ceramic Research Institute
(A Unit of Council of Scientific and Industrial Research)
सीएसआईआर-केंद्रीय कांच और सिरेमिक अनुसंधान संस्थान
(वैज्ञानिक और औद्योगिक अनुसंधान परिषद की एक इकाई)
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Dr. Somendra Nath Roy
Profile of Dr. Somendra Nath Roy
Dr. S. N. Roy
Scientist F [(Gr.IV(5)]
Ceramic Membrane Division
Phone: +91-33-24733469/96 (Ex. 3498)
(Geology), Jadavpur University
(Applied Geology), Jadavpur University, Kolkata
(Science), Jadavpur University, Kolkata
Dr. Roy joined CGCRI in December 1983
Materials Sciences with special references to ceramic powder preparation in nano scale, Development of ceramic membranes (MF, UF, NF), Separation Science & Technology, Meso and micro porous materials.
Scientist-B CGCRI, Kolkata Dec.1983 to Nov.1988
Scientist-C Do Dec 1988 to Nov 1993
Scientist-EI Do Dec 1993 to Nov 1999
Scientist-EII Do Dec 1999 to Nov 2005
Scientist-F Continuing Dec 2005 to till date
DFG Post Doctoral Fellow during 1987-90 in Technische Universit�t, Berlin, Germany.
Received 2nd Prize in the 5th European Photomicrographic Competition on Martensitic Transformation held at Frankfurt,West Germany (July 14-18, 1989).
One of the SEM photographs published in a research paper "Crystal growth of Bi2Sr2CaCu2O8 Superconductors by a self-flux method" by S N Roy, P Sujatha Devi, R N Basu and H S Maiti, has appeared on the cover page of J. Mater. Sci. Letts.,13 (1994) 1582.
Publications: Summary: In SCI Journal Papers= 25; ;
S N Roy, H. Xu, S. Tan, B. Hinz and I. M�ller, "Growth of CuZnAl and CuAlNi single crystal with shape memory martensites", J. Crystal Growth, 102 (1990) 1061.
D Bhattacharya, S N Roy, R N Basu, A Das Sharma and H S Maiti, "Critical current in electrophoretically deposited thick films", Mater. Letts., 16 ( 1993) 337.
Sukumar Roy, A Das Sharma, S N Roy and H S Maiti, "Synthesis of Yba2Cu3O?-8 powder by auto-ignition of citrate-nitrate gel", J. Mater. Res., 8(1993) 2761.
S N Roy, P Sujatha Devi, R N Basu and H S Maiti, "Crystal growth of Bi2Sr2CaCu2O8 Superconductors by a self-flux method", J. Mater, Sci. Letts., 13 (1994) 1582.
Dipten Bhattacharya, P Chowdhury, S N Roy and H S Maiti,"Analysis of the thickness dependence of critical current density for electrophoretically deposited YBa2Cu3O?-8 films", J. Appl. Phys., 76 (1994) 1120.
Patents filed / Granted
S. Bandyopadhyay, D. Kundu, S. N. Roy and H.S. Maiti, "A process for preparing arsenic free (<10 ppb) water from arsenic contaminated ground water and an equipment therefore." (Patent No.231768)
S. N. Roy, B. P. Ghosh, S. Bandyopadhyay and H. S. Maiti, "A process for making porous ceramics for pressure filtration" NF/234/2001 (Patent No.231616)
Sibdas Bandyopadhyay, West Bengal (India), D.Kundu, S.N. Roy, B.P. Ghosh, H.S. Maiti, �Apparatus for the preparation of arsenic free water� - US 7309425 (December 18, 2007)
Sibdas Bandyopadhyay, West Bengal (India), D.Kundu, S.N. Roy, B.P. Ghosh, H.S. Maiti, �Process for preparing water having an arsenic level of less than 10 PPB� - US 7014771 (21 March 2006)
S. Bandyopadhyay, D. Kundu, S. N. Roy, B. P. Ghosh and H.S. Maiti, "Process for the preparation of arsenic free water, apparatus therefor, method for the manufacture of porous ceramics for use in pressure filtration to produce arsenic free water" - Patent granted to CSIR in Bangladesh (No. 1003854 of 2002) for the term of 16 years wef 28.03.2002 (Application No. BD5912002, dated 28.03.2002, Date of Sealing - 28.03.2004), Chili (CL605-2002 dated 28.03.2002) and Taiwan (TW91106287 dated 29.3.2002).
Landmark Research Contribution
Indigenously developed zirconia and alumina powder coated microfiltration and ultrafiltration membranes over single channel and 19-channel low cost clay-alumina support of 200 mm length.
Updated on: 30-05-2010 14:31
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