January 2013 to date

Head

Sophisticated Analytical Instrument Facility (SAIF)

Indian Institute of Technology Madras

2009 to date

Professor

Department of Metallurgical Engineering

Indian Institute of Technology Madras

January 2004 to 2009

Associate Professor

Department of Metallurgical Engineering

Indian Institute of Technology Madras

July 1998 – December 2003

Associate Professor

Department of Metallurgical Engineering

Indian Institute of Technology Madras

January 2000 – July 2000

Visiting Scientist

Thin Films Division, Institute for Materials Science, Darmstadt Universityof Technology

August 1998 – December 1999

Alexander von Humboldt Research Fellow

Thin Films Division, Institute for Materials Science, Darmstadt Universityof Technology

July 1996 – July 1998

Scientific Officer I

Department of Metallurgical Engineering

Indian Institute of Technology Madras

January 1991 – June 1996

Senior Scientific Officer II

Department of Metallurgical Engineering

Indian Institute of Technology Madras

April 1987 – January 1991

Senior Project Officer II

Department of Metallurgical Engineering

Indian Institute of Technology Madras

February 1985 – March 1987

Project Associate

Department of Metallurgical Engineering

Indian Institute of Technology Madras

1997

Research Fellowship (Forschungsstipendium)

Alexander von Humboldt Foundation, Bonn Germany

1996

Young Engineer 1996

Indian National Academy of Engineering, INAE

1985

Academic Distinction in Metallurgical Engineering

Indian Institute of Technology Madras

1. "A method for producing cold extrudes of Sintered Iron Powder Metallurgical Preforms with low strain, low force and for enhanced property (98% theoretical density)" – B. Vamsi Krishna, S.S. Bhattacharya and P. Venugopal (approval awaited)

2."Nanopowders by Electrolytic Oxidation of Titanium – NEOTITAN" – Prasanna Pal, Md. Imteyaz Ahmad and S.S. Bhattacharya (applied for)

3."Nanopowders by Electrolytic Oxidation of Zirconium – NEOZIRCON" – Gaurav Jetly, Imteyaz Ahmad and S.S. Bhattacharya (under preparation)

4."Nanopowders by Electrolytic Oxidation of Aluminium – NEOALUMINA" – Gaurav Jetly, Imteyaz Ahmad and S.S. Bhattacharya (under preparation)

1. S.S. Bhattacharya and K.A. Padmanabhan, "Similarities and Differences in the Approaches to Structural Superplasticity and High Temperature Creep", Transactions of the Indian Institute of Metals (Supplement), Vol. 42 (1989) S123-S137.

2. S.S. Bhattacharya and K.A. Padmanabhan, "On the Experimental Verification of an Atomistic Model for Boundary Sliding Controlled Optimal Superplastic Flow", Materials Science Forum, Vol. 170 (1994) 95-100.

3. S.S. Bhattacharya and K.A. Padmanabhan,“Phenomenological and Mechanistic Approaches to Optimal Structural Superplasticity”, Key Engineering Materials, Vol. 97 (1995) 141-150.

4. S.S. Bhattacharya, G.V. Satish Narayana and K.A. Padmanabhan, "A Generic Analysis for High Temperature Power Law Deformation: The Case of Linear Ln(Strain Rate) – Ln(Stress) Relationship", Journal of Materials Science, Vol. 30 (1995) 5850-5866.

5. S.S. Bhattacharya, K.A. Padmanabhan and J. Schlipf, "A Mechanistic Model for Boundary Sliding Controlled Optimal Superplastic Flow: I Theory", Journal of Materials Processing and Manufacturing Science, Vol. 4 (1995) 105-116.

6. S.S. Bhattacharya and K.A. Padmanabhan, "A Mechanistic Model for Boundary Sliding Controlled Optimal Superplastic Flow: II Experimental Verification", Journal of Materials Processing and Manufacturing Science, Vol. 4 (1995) 117-161.

7. V.V. Astanin, K.A. Padmanabhan and S.S. Bhattacharya,

"A Model for Grain Boundary Sliding and its Relevance to Optimal Structural Superplasticity: III. The Effects of Flow Localization and Specimen Thickness on Superplasticity in Alloy Supral 100", Materials Science and Technololgy, Vol. 12 (1996) 545-550.

8. T.A. Venkatesh, S.S. Bhattacharya and K.A. Padmanabhan, "A Model for Grain Boundary Sliding and its Relevance to Optimal Structural Superplasticity: IV. Experimental Verification", Materials Science and Technology, Vol. 12 (1996) 635-643.

9. S.S. Bhattacharya and K.A. Padmanabhan, "On the Numerical Verification of a Mechanistic Model for Optimal Superplastic Flow", Materials Science Forum, Vol. 196 (1997) 59-64.

10. S.S. Bhattacharya and K.A. Padmanabhan, "On the Apparent Activation Energies for Superplastic Flow", Materials Science Forum, Vol. 196 (1997) 65-70.

11. S.S. Bhattacharya and K.A. Padmanabhan, "A Mechanistic Model for Boundary Sliding Controlled Optimal Superplastic Flow: III. Numerical Verification", Journal of Materials Processing and Manufacturing Science, Vol. 5(3) (1997) 225-240.

12. F.U. Enikeev, K.A. Padmanabhan and S.S. Bhattacharya, "A Model for Grain Boundary Sliding and its Relevance to Optimal Structural Superplasticity: V. A Unique Numerical Solution and its reliability", Materials Science and Technology, Vol. 15 (1999) 673-682.

13. Ulrich Betz, Subramshu S. Bhattacharya and H. Hahn, "On the development of a Low Temperature Superplastic Nanocrystalline 5mol.% Yttria Stabilised Zirconia: Synthesis, Processing and Mechanical Characterisation", Journal of Metastable and Nanocrystalline Materials, 8 (2000) 539-544.

14. U. Betz, S.S. Bhattacharya and H. Hahn, "Some Studies on the Superplastic Deformation Behaviour of Nanocrystalline Yttria Stabilised Zirconia Based Ceramics", Scripta Materialia, Vol. 44 (2001) 1553-1556.

15. A. Satya Devi, M.S. Sivakumar and S.S. Bhattacharya, "On the Applicability of a Damage Mechanics Based Model for the Stress Controlled Very Low Cycle Fatigue (VLCF) of Commercial Stainless Steel", Transactions of the Indian Institute of Metals, 58(2-3) (2005) 337-341.

16. Md. Imteyaz Ahmed, K. Kottasamy, R. Rama, M.S. Ramachandra Rao and S.S. Bhattacharya, "Thin Film Luminescence of ZnGa2O4:Mn Deposited by PLD", Scripta Materialia, 54(2) (2006) 237-240.

17. A. Kranthi Kumar, M. Winterer, S.S. Bhattacharya and H. Hahn, "Synthesis, Characterisation and Sintering of Nanocrystalline Titania produced by Chemical Vapour Synthesis", Journal of Physics: D. Applied Physics, 39 (2006) 2248-2254.

18. A. Satya Devi, S.M. Sivakumar and S.S. Bhattacharya,"A New Failure Criterion for Materials Exhibiting Ratcheting During Very Low Cycle Fatigue", Materials Science and Engineering A, 452-453 (2007) 380-385.

19. P.C. Seshagiri, B.S. Nair, G.M. Reddy, K.S. Rao, S.S. Bhattacharya and K.P. Rao, "Improvement of Mechanical Properties of Aluminium–Copper Alloy (AA2219) GTA Welds by Sc Addition", Science and Technology of Welding and Joining, Vol. 13, No. 2 (2008) 146 – 158.

20. P.C. Seshagiri, G. Madhusudan Reddy, K. Srinivasa Rao, M. Govinda Raju, S.S. Bhattacharya and K. Prasad Rao, "Microstructure and Mechanical Properties of Sc Modified Al–Cu Alloy (AA2219) Electron Beam Welds", Science and Technology of Welding and Joining, Vol. 13, No. 5 (2008) 415 – 421.

21. Md. Imteyaz Ahmad and S.S. Bhattacharya, "Effect of Process Parameters on the Chemical Vapour Synthesis of Nanocrystalline Titania" Journal of Physics: D. Applied Physics, 41 (2008) 155313.

22. B. Yogesha and S.S. Bhattacharya, "Superplastic Behaviour of a Ti–Al–Mn Alloy", International Journal of Manufacturing Science and Production, Vol. 9, No. 1–2 (2008) 81 – 86.

23. Imteyaz Ahmad Md., S.S. Bhattacharya, Claudia Fasel and Horst Hahn, "Effect of Gas Flow Rates on the Anatase-Rutile Transformation Temperature of Nanocrytalline TiO2 Synthesised by Chemical Vapour Synthesis", Journal of Nanoscience and Nanotechnology, Vol. 9, (2009) 5572–5577.

24. P. Mallikarjuna Rao and S.S. Bhattacharya, "Hot Deformation Behaviour of a 316LN Austenitic Stainless Steel", Transactions of the Indian Institute of Metals,Vol. 62 (1), (2009) 41–48.

25. Gaurav Jetly, Richie Khandelwal, Shankar Swaminathan, Md Imteyaz Ahmad and S.S. Bhattacharya, "Oxidative Electrodeposition of Nanocrystalline Zinc Oxide Powders", Journal of Physics: D. Applied Physics, 42 (2009) 115305.

26. Imteyaz Md. Ahmad, S.S. Bhattacharya and Horst Hahn, "Structure, Thermal Stability, and Optical Properties of Boron Modified Nanocrystalline Anatase Prepared by Chemical Vapour Synthesis", Journal of Applied Physics, Vol. 105 (11) (2009) 113526 available online.

27. Imteyaz Ahmad Md., S.S. Bhattacharya and Horst Hahn, "In-situ Nitrogen Doping and Boron Modification of Nanocrystalline Titania Powders by Chemical Vapour Synthesis" Processing and Application of Ceramics, Vol. 3 (3), (2009) 113–117.

28. Imteyaz Ahmad Md. and S.S. Bhattacharya, "Size effect on the lattice parameters of nanocrystalline anatase" Applied Physics Letters, 95, (2009) 191906.

29. B. Yogesha and S.S. Bhattacharya, "Superplastic Bulge Forming of a Ti–Al–Mn Alloy", International Journal of Manufacturing Science and Production, in press.

30. S.S. Bhattacharya, O.I. Bylya, R.A. Vasin and K.A. Padmanabhan, "Mechanical Behavior of Titanium Alloy Ti–6Al–4V with Unprepared Microstructure under Jumpwise Variations of the Strain Rate in the Superplastic State" Mechanics of Solids, Vol. 44, No. 6, (2009) 951–958.

31. O.I. Bylya, S.S. Bhattacharya, R.A. Vasin and K.A. Padmanabhan, "Mechanical behavior of the titanium alloy Ti–6Al–4V with unprepared microstructure during stain–rate jumps in superplastic processes", Mechanics of Rigid Body, Vol. 4, (2009), 112–123 (in Russian).

1. S.S. Bhattacharya and K.A. Padmanabhan, "On the Applicability of a Boundary Sliding Controlled Flow Process to Superplastic Deformation", Proceedings of the International Conference on Superplasticity of Advanced Materials, ICSAM–91, June 4–6, 1991, Osaka, Japan, Eds. S. Hori, M. Tokizane and N. Furushiro, Japan Society for Research on Superplasticity, 1991, pp. 33–38.

2. S.S. Bhattacharya and K.A. Padmanabhan, "Deformation Behaviour of Two Commercial Superplastic Alloys", Proceedings of the International Conference on Superplasticity of Advanced Materials, ICSAM-91, June 4–6, 1991, Osaka, Japan, Eds. S. Hori, M. Tokizane and N. Furushiro, Japan Society for Research on Superplasticity, 1991, pp. 459-464.

3. G.V. Satish Narayana, S.S. Bhattacharya and P. Venugopal, "Software – METROFORGE for the Prediction of Forces and Energy in Drop Forging", Proceedings of the Second International Conference on Die and Mould Technology, ICDMT-2, Sept. 23–25, 1992, Singapore, Singapore Precision Engineering and Tooling Association, 1992, pp. 778–783.

4. S.S. Bhattacharya and K.A. Padmanabhan, "On the Experimental Verification of an Atomistic Model for Boundary Sliding Controlled Optimal Superplastic Flow", Proceedings of the International Conference on Superplasticity of Advanced Materials, ICSAM–94, May 24–26, 1994, Moscow, Russia, Ed. T.G. Langdon, Trans. Tech. Pub., Switzerland, 1994, pp. 95–100

5. S.S. Bhattacharya and K.A. Padmanabhan, "Phenomenological and Mechanistic Approaches to Optimal Structural Superplasticity", Proceedings of the International Symposium on Plasticity of Metals and Alloys, ISPMA–6, Sept. 5–9, 1994, Prague, Czechoslovakia Ed. P. Lukac, Trans. Tech. Pub., Switzerland, 1995, pp. 141–150.

6. S.S. Bhattacharya and K.A. Padmanabhan, "Numerical Verification of a Mechanistic Model for Boundary Sliding Controlled Optimal Superplastic Flow", Proceedings of the International Symposium on Hot Workability and Thermomechanical Processing at the Annual Conference of Metallurgists, Aug. 24-29, 1996, Montreal, Canada, Ed. H.J. McQueen, E.V. Konopleva and N.D. Ryan, Canadian Insitute of Mining, Metallurgy and Petroleum, 1996, pp. 105–112.

7. S.S. Bhattacharya and K.A. Padmanabhan, "On the Numerical Verification of a Mechanistic Model for Superplastic Flow", Proceedings of the International Conference on Superplasticity in Advanced Materials, ICSAM-97, Jan. 29–31, 1997, Bangalore, India, Ed. A.H. Chokshi, Trans. Tech. Pub., 1997, pp. 59–64.

8. S.S. Bhattacharya and K.A. Padmanabhan,"On the Apparent Activation Energies for Superplastic Flow", Proceedings of the International Conference on Superplasticity in Advanced Materials, ICSAM-97, Jan. 29–31, 1997, Bangalore, India, Ed. A.H. Chokshi, Trans. Tech. Pub., 1997, pp. 65–71.

9. S.S. Bhattacharya and K.A. Padmanabhan, "High Temperature Creep Deformation: A Generic Analysis", Proceedings of the 3rd Pacific Rim International Conference on Advanced Materials and Processing, PRICM–3, July 12–16, 1998, Honolulu, Hawai.

10. Ulrich Betz, Subramshu S. Bhattacharya and H. Hahn, "On the development of a Low Temperature Superplastic Nanocrystalline 5mol.% Yttria Stabilised Zirconia: Synthesis, Processing and Mechanical Characterisation", Proceedings of the International Symposium on Metastable, Mechanically Alloyed and Nanocrystalline Materials, ISMANAM–99, Aug 30 – Sept. 3, 1999, Dresden, Germany, Ed. J. Eckert, H. Schloerb and L. Schultz, Trans. Tech. Pub., Switzerland, 539–544.

11. U. Betz, S.S. Bhattacharya and H. Hahn, "Some Studies on the Processing of Nanocrystalline Ceramic Oxide Powders", EUROMAT 99, Sept. 30 – Oct. 3, 1999, Munich, Germany.

12. U. Betz, S.S. Bhattacharya and H. Hahn, "Low Temperature Mechanical Properties of Nanocrystalline Yttria Stabilised Zirconia", EUROMAT 99, Sept. 30. – Oct. 3, 1999, Munich, Germany.

13. S.S. Bhattacharya, U. Betz and H.Hahn, "On the Applicability of a Grain/Interphase Boundary Sliding Controlled Superplastic Flow for the Deformation of Nanocrystalline Materials", Annual Meeting of the German Physical Society, March 27–31 2000, Regensburg, Germany

14. U. Betz, S.S. Bhattacharya and H. Hahn, "Some Studies on the Superplastic Deformation Behaviour of Nanocrystalline Yttria Stabilised Zirconia Based Ceramics", Proceedings of the International Nano 2000 Conference, Sept. 3–9, 2000, Sendai, Japan.

15. A. Pavan Kumar, S. Karthik, A. Muthukaruppan and S.S. Bhattacharya, "Development of an ANN controlled Genetic Algorithm for the Numerical Validation of a Model for Superplastic Deformation" Proceedings of the 15th IASTED International Conference on Parallel and Distributed Computing Systems, PDCS-2003, November 3–5, 2003, Marina del Rey, California, USA, Ed. T. Gonzalez, Acta Press, Vol II, 941–946.

16. K. Srinivasan, S.S. Bhattacharya and P. Venugopal, "Some Studies on the Severe Plastic Deformation of Commercial Aluminium by a Cyclic Extrusion – Upsetting Route", International Conference on Non–Ferrous Materials, July 4–6, 2003, Varanasi, India, Eds. R.N. Prasad, S.N. Ojha, Vakil Singh, T.R. Mankhand and J.P. Pathak, pp. Tech–12/1–11.

17. Manu Mathai and S.S. Bhattacharya, "On the Superplastic Deformation Behaviour of an Aluminium Alloy", International Conference on Advances in Materials & Processes for Industrial Applications, September 25–27, 2003, Pune, India, Tech. Vol., ASM International Pub., pp. 43–49.

18. A. Satya Devi, M.S. Sivakumar and S.S. Bhattacharya, "On the Applicability of a Damage Mechanics Based Model for the Stress Controlled Very Low Cycle Fatigue (VLCF) of Commercial Stainless Steel", Fourth Conference on Creep, Fatigue and Creep-Fatigue Interaction, October 8-10, Kalpakkam, 2003, India, Ind. Inst. Metals, pp. C105–110.

19. A. Satya Devi, S.S. Bhattacharya and M.S. Sivakumar, "A Damage Mechanics Based Model for the Life Prediction of Stress Controlled Very Low Cycle Fatigue of Stainless Steel", Proceedings of the Fifth International Conference on Low Cycle Fatigue, September 9–11, 2003, Berlin, Germany, Eds. P.D. Portella, H. Shitoglu and K. Hatanaka, pp. 401–406.

20. A. Kranthi Kumar, M. Winterer, H. Sieger, S.S. Bhattacharya and H. Hahn, "Chemical Vapour Synthesis and Sintering of Nanocrystalline Titania", European Congress on Advanced Materials and Processes, EUROMAT 2003, September 1–5, Lausanne, Switzerland.

21. K. Srinivasan, B. Senthil Kumar, J. Eswaramoorthy, C. Ramesh Kumar, D. Noorulla and S.S. Bhattacharya, "On the Sursulf Treatment of some Plain Carbon Steels", International Conference on Heat Treatment of Industrial Components, January 9-10, 2004, pp. A4/1–4.

22. S.S. Bhattacharya, U. Betz and H. Hahn, "On the Development of a Nanocrystalline Yttria Stabilised Zirconia Ceramic Capable of Superplastic Deformation at Relatively Low Temperature", International Conference on Nanotechnology, Nanotech 2004, March 7–11, Boston, USA, Technical Proceedings of 2004 Nanotechnology Conference and Trade Show, Volume 3, pp. 292–295.

23. A. Satyadevi, S.M. Sivakumar and S.S. Bhattacharya, "Very Low Cycle Fatigue Behaviour of Materials" International Conference on Advances in Structural Integrity, ICASI–2004, July 14–17, Bangalore, India, pp ICASI/I–07/1–8.

24. P. Suryaprakash Rao and S.S. Bhattacharya,"Some Studies on the Superplastic Deformation of a Modified AA5083 Alloy" International Conference on Non–Ferrous Metals, NFM-2004, August 6–7, 2004, Bangalore, India, Eds. P. Raghothama Rao, R.N. Prasad and T.R. Mankhand, pp. Tech–1A/4/1–10.

25. B. Yogesha and S.S. Bhattacharya, "Experimental Investigations on the Superplastic Behaviour of a Ti–Al–Mn Alloy" International Conference on Non–Ferrous Metals, NFM–2004, August 6–7, 2004, Bangalore, India, Eds. P. Raghothama Rao, R.N. Prasad and T.R. Mankhand, pp. Tech–2A/3/1–9.

26. S.S. Bhattacharya, U. Betz and H. Hahn, "On the Superplastic Deformation of a Nanocrystalline Yttria Stabilised Zirconia Ceramic at Relatively Low Temperatures", International Conference on Nanostructured Materials, Nano 2004, July 4–9, Wiesbaden, Germany.

27. A. Kranthi Kumar, S.S. Bhattacharya, M. Winterer and H. Hahn, "On the Synthesis and Consolidation of Nanocrystalline Titania Powder Produced by a Chemical Vapour Synthesis Route" International Conference on Nanostructured Materials, Nano 2004, July 4–9, Wiesbaden, Germany.

28. A. Satyadevi, S.M. Sivakumar and S.S. Bhattacharya, "A New Ratcheting Model for Materials Subjected to Very Low Cycle Fatigue", International Congress on Computational Mechanics and Simulation, ICCMS04, December 9–12, 2004, Kharagpur, India, Eds. N.G.R. Iyengar and Ashwini Kumar, 286–293.

29. A. Satyadevi, S.M. Sivakumar and S.S. Bhattacharya, "Studies on Fracture of Materials under Very Low Cycle Fatigue", Indo–Japanese Conference on Damage Tolerant Design and Materials, IIT Madras, December 16–18, 2004, Eds. R. Gnanamoorthy, M. Kamaraj, Y. Mutoh and S. Senthilvelan, 116–121.

30. B. Yogesha and S.S. Bhattacharya, "Some studies on the Superplastic deformation of a Ti–Al–Mn Titanium Alloy", 3rd International Conference Materials Processing for Properties and Performance – MP3 November 24-26, 2004, Singapore, Eds. K.A. Khor, R. V. Ramanujan, C. P. Ooi and J. H. Zhao, Institute of Materials East Asia, pp. 164–174.

31. Imteyaz Ahmed, K. Kottaswamy, M.S. Ramachandra Rao and S.S. Bhattacharya, Effect of Deposition Parameters on Mn Doped ZnGa2O2 Phosphor Grown by PLD, International Symposium of Research Students on Materials Science and Engineering, ISRS–2004, December 20–22, 2004, Chennai, India, Technical Proceedings, pp. PO–AMP–5/1–9

32. P. Surya Prakash Rao and S.S. Bhattacharya, "Some Studies on Superplasticity in a Fine Grained AA5083 Alloy", International Symposium of Research Students on Materials Science and Engineering, ISRS–2004, December 20–22, 2004, Chennai, India, Technical Proceedings, pp. OR–MBM–4/1–7.

33. B. Yogesha and S.S. Bhattacharya, "Superplastic Bulge Forming of a Ti–Al–Mn Alloy", International Symposium of Research Students on Materials Science and Engineering, ISRS-2004, December 20–22, 2004, Chennai, India, Technical Proceedings, pp. PO–AMP–1/1–8.

34. A. Satya Devi, S.S. Bhattacharya and S.M. Sivakumar, "Stress Controlled Very Low Cycle Fatigue Behaviour of Mild Steel", International Symposium of Research Students on Materials Science and Engineering, ISRS–2004, December 20–22, 2004, Chennai, India.

35. K. Praveen, Rajiv Kumar and S.S. Bhattacharya, "Ultrafine Grain Refinement and Superplasticity of Ti–6Al–4V Processed by Cryo–Rolling", International Symposium of Research Students on Materials Science and Engineering, ISRS–2004, December 20–22, 2004, Chennai, India.

36. Krishna Iyengar, M.S. Sivakumar and S.S. Bhattacharya, "Quasi–Continuum Simulations of Grain Boundary Sliding at a Triple Junction", Seventh World Congress on Computational Mechanics, July 16–22, 2006, Los Angeles, USA.

37. Saurabh Madaan, K. Mohan Kant, Maneesh Chandran, S.S. Bhattacharya and M.S. Ramachandra Rao, "Growth Studies of Carbon Nanotubes in Catalyst-Assisted PLD Process", Eighth International Conference on Nanostructured Materials, Nano 2006, August 20–25, 2006, Bangalore, India.

38. Gaurav Jetly, Md. Imteyaz Ahmad and S.S. Bhattacharya, "On the Oxidative Electrodeposition of Nanocrystalline Oxide Ceramic Powders", Eighth International Conference on Nanostructured Materials, Nano 2006, August 20–25, 2006, Bangalore, India.

39. Md. Imteyaz Ahmad and S.S. Bhattacharya,"A Model for the Chemical Vapour Synthesis of Nanocrystaline Titania Powders", Eighth International Conference on Nanostructured Materials, Nano 2006, August 20–25, 2006, Bangalore, India.

40. B. Yogesha and S.S. Bhattacharya, "Experimental & Numerical approaches in Superplastic Hemispherical Bulge Forming of a Ti–Al–Mn Alloy", 5th International Conference Materials Processing for Properties and Performance – MP3, December 11–15, 2006, Singapore.

41. Md. Imteyaz Ahmad and S.S. Bhattacharya, "Chemical Vapour Synthesis of Nanocrystalline Titania Powder", International Symposium for Research Scholars (ISRS–2006) on Metallurgy, Materials Science & Engineering, December 18–20, 2006, Chennai, India, ISSN 0973–659X, pp. 350–356 (awarded the best poster prize in the Nanomaterials session).

42. P. Mallikarjun Rao and S.S. Bhattacharya, "On the Characterisation of the Hot Deformation Behaviour of a 316LN Stainless Steel", International Symposium for Research Scholars (ISRS–2006) on Metallurgy, Materials Science & Engineering, December 18–20, 2006, Chennai, India, ISSN 0973–659X, pp. 859–864.

43. P.C. Seshagiri, K. Prasad Rao and S.S. Bhattacharya, "Improvements in the Mechanical Properties of GTA Weldments of AA2219 alloy through Scandium Additions", International Symposium for Research Scholars (ISRS–2006) on Metallurgy, Materials Science & Engineering, December 18–20, 2006, Chennai, India.

44. V. Jayaprasad and S.S. Bhattacharya, "Development of Superplasticity in an Al-Mg-Sc Alloy" TMS 2007 Annual Meeting & Exhibition, February 25–March 1, 2007, Orlando, Florida, Proceedings of the Symposium on Aluminium Alloys for Transportation, Aerospace, Packaging and Other Applications, Eds. Subodh K. Das and Weimin Yin, pp. 91–100.

45. B. Yogesha and S.S. Bhattacharya, "Superplastic Forming of Ti–Al–Mn Alloy", 6th International Conference Materials Processing for Properties and Performance – MP3, September 13–16, 2007, Beijing, China, Proceedings of the 2nd International Symposium on Ultralight Materials and Structures (Ultralight 2007), Ms No. 1177–6 pp.1–2.

46. Md. Imteyaz Ahmad, S.S. Bhattacharya, Claudia Fasel and Horst Hahn "Effect of Gas Flow Rates on the Anatase–Rutile Transformation Temperature of Nanocrytalline TiO2 Synthesized by Chemical Vapour Synthesis", International Conference on Nanoscience and Technology, ICONSAT 2008, February 27–29, Chennai.

47. Anurag Gupta, Prithu Sharma, Deepankar Pal and S.S. Bhattacharya, "Graphene Nanocomposites: Synthesis and Characterization", International Conference on Nanoscience and Technology, ICONSAT 2008, February 27–29, Chennai.

48. Imteyaz Md. Ahmad, S.S. Bhattacharya and Horst Hahn, "Boron doped nanocrystalline TiO2 by chemical vapour synthesis and its characterisation", Second International Conference on Advanced Nano Materials ANM–2008, June 22 –25, Aveiro, Portugal.

49. Imteyaz Md. Ahmad and S.S. Bhattacharya, "Densification Behaviour of B2O3–TiO2 Nanocomposites Synthesized by Chemical Vapour Synthesis", Second International Conference on Advanced Nano Materials ANM-2008, June 22 –25, Aveiro, Portugal.

50. Ahmad Md. Imteyaz, S.S. Bhattacharya, Thomas Mayer and Horst Hahn, "Boron modified nanocrystalline TiO2 by chemical vapour synthesis and its characterisation" International Conference on Functional Materials, FM–2008, November 27–29, 2008, Chennai, India.

51. B. Manjith Kumar, U.S.P. Shet and S.S. Bhattacharya, "Design and performance characteristics of a burner for controlled production of nanoparticles in a flame reactor", International Symposium for Research Scholars (ISRS–2008) on Metallurgy, Materials Science & Engineering, December 11–13, 2008, Chennai, India, ISSN 0973–659X (awarded the best paper award in the Nanotechnology session).

52. Imteyaz Md. Ahmad and S.S. Bhattacharya, "Chemical Vapour Synthesis of pure and boron modified/doped Nanocrystalline titania", International Symposium for Research Scholars (ISRS–2008) on Metallurgy, Materials Science & Engineering, December 11–13, 2006, Chennai, India.

53. Imteyaz Md. Ahmad, S.S. Bhattacharya and Horst Hahn, "Chemical Vapour Synthesis of Boron Modified Nanocrystalline Anatase Titania for Photocatalytic Applications", Symposium on Functional and Structural Nanomaterials: Fabrication, Properties, Applications and Implications at the 2010 TMS Annual Meeting & Exhibition, February 14–18, Seattle, USA.

National Conference Papers Presented

1. S.S. Bhattacharya and K.A. Padmanabhan, "Ambient and Near–Ambient Temperature Deformation Behaviour of a Titanium – Aluminium – Manganese Alloy", Annual Technical Meeting, National Metallurgists Day Celebrations, Nov. 14–18, 1989, Calcutta.

2. H. Karthik, S.S. Bhattacharya and K.A. Padmanabhan,"On the Strain Rate Dependent Behaviour of Two Metallic Glasses and a Superplastic Alloy", Annual Technical Meeting, National Metallurgists Day Celebrations, Nov. 14–18, 1991, Ranchi.

3. R. Gopalkrishnan, S.S. Bhattacharya and K.A. Padmanabhan, "On the Microstructural Evolution and Cavitation Behaviour of Superplastic Aluminium – Lithium and Titanium – Aluminium – Manganese Alloys", Annual Technical Meeting, National Metallurgists Day Celebrations, Nov. 14–18, 1991, Ranchi.

4. G.V. Satish Narayana, S.S. Bhattacharya and K.A. Padmanabhan, "On the effect of Oxidation on the Superplasticity of a Titanium Alloy: OT4–1", National Symposium of the Materials Research Society of India, MRSI–92, Feb. 5–8, 1992, Bangalore.

5. T.A. Venkatesh, S.S. Bhattacharya and K.A. Padmanabhan, "On the Tensile Superplastic Deformation Profile in Alloy Ti–6Al–4V", Annual Technical Meeting, National Metallurgists Day Celebrations, Nov. 14–18, 1992, Udaipur.

6. G.V. Satish Narayana, T.A. Venkatesh, S.S. Bhattacharya and K.A. Padmanabhan, "On the Compressive Response of a Superplastic Ti–6Al–4V Alloy", National Symposium of the Materials Research Society of India, MRSI–93, Feb. 9–14, 1993, Thiruvananthapuram.

7. Shubhayu Sinha Roy and S.S. Bhattacharya, "Development of a Computer Programme for the Generic Analysis of Linear Ln(Stress) – Ln(Strain Rate) Data", Annual Technical Meeting, National Metallurgists Day Celebrations, Nov. 14–18, 1995, Vishakhapatnam.

8. S.S. Roy and S.S. Bhattacharya, "Data Smoothening in Mechanical Testing", Annual Technical Meeting, National Metallurgists Day Celebrations, Nov. 14–18, 1996, New Delhi.

9. S.S. Roy, S.S. Bhattacharya and K.A. Padmanabhan, "A 3D Computergraphic Visualisation of High Temperature Deformation", Annual Technical Meeting, National Metallurgists Day Celebrations, Nov. 14–18, 1996, New Delhi.

10. T. Ramgopal and S.S. Bhattacharya, "Superplastic Deformation Behaviour of an Aluminium Alloy", National Symposium of the Materials Research Society of India, MRSI-97, Feb. 10–12, 1997, Mumbai.

11. A Satya Devi, M.S. Sivakumar and S.S. Bhattacharya, "A Review of Different Models Describing Multiaxial Low Cycle Fatigue", 4th NSRS, Sept. 27–28, 2002, Chennai.

12. A. Satya Devi, M.S. Sivakumar and S.S. Bhattacharya, "Some Studies on the Behaviour of Commercial Stainless Steel under Very Low Cycle Fatigue Loading with Tensile Mean Stresses" National Conference on Materials Processing and Failure Analysis, June 19–20, 2003, Tiruchirappalli.

13. K. Praveen and S.S. Bhattacharya,"Pre– and Post –Deformation Behaviour of Superplastically Deformed Ti–6Al–4V" Annual Technical Meeting, National Metallurgists Day Celebrations, Nov. 14–18, 2003, Kolkata.

14. K. Srinivasan and S.S. Bhattacharya, "On the High Temperature Deformation Behaviour of Commercially Pure Aluminium Processed by a Cyclic Extrusion and Upsetting Route", Conference of Research Scholars in Materials Science & Engineering, Aug. 30–31, 2003, Kharagpur.

15. K. Srinivasan and S.S. Bhattacharya, "On the Development of an Ultra-fine Grain Structure in Commercially Pure Aluminium by a Cyclic Extrusion and Upsetting Route", Annual Technical Meeting, National Metallurgists Day Celebrations, Nov. 14–18, 2003, Kolkata.

16. P.C. Seshagiri, K. Prasad Rao, S.S. Bhattacharya, S.K. Bhaumik, S. Biju and Madhusudhan Reddy, "Mechanical Properties of Al–Cu Alloy (AA2219) GTA Welds – Studies on the Effects of Weld Techniques and Scandium Containing Filler", Annual Technical Meeting, National Metallurgists Day Celebrations, Nov. 14–18, 2005, Chennai.

17. B. Yogesha and S.S. Bhattacharya, "Hemispherical Bulge Forming of a Ti–Al–Mn Alloy by Superplastic Forming", Annual Technical Meeting, National Metallurgists Day Celebrations, Nov. 14–18, 2006, Jamshedpur.

18. Prithu Sharma, Anurag Gupta, Deepankar Pal and S.S. Bhattacharya, "Synthesis and Characterisation of Single Layer Graphene Polymer Composites", Annual Technical Meeting, National Metallurgists Day Celebrations, Nov. 14–18, 2007, Mumbai (awarded first prize in the poster session of the Student Symposia).

18. B. Srinivas Chandrasekhar and S.S. Bhattacharya, "Synthesis of Titania Structures at the Nanocrystalline, Submicrocrystalline and Microcrystalline Levels", Annual Technical Meeting, National Metallurgists Day Celebrations, Nov. 14–18, 2007, Mumbai.