Items where Author is "Ray, Ajoy K"

Article

Ray, Ajoy K and Chatterjee, S and Singh, J K and Bapari, H (2015) Thermal Exfoliation of Natural Cellulosic Material for Graphene Synthesis. Journal of Materials Engineering and Performance, 24(1) (IF-0.981). pp. 80-84.

Ray, Ajoy K and Kar , Abhijit and Kori, S A and Pathak , L C and Sonnad, A N (2013) Graphite-to-304SS Braze Joining by Active Metal-Brazing Technique : Improvement of Mechanical Properties. Journal of Materials Enginnering and Performance, 22(1) (IF-0.915). pp. 258-266.

Samal, S and Ray, Ajoy K and Bandopadhyay, A (2013) Proposal for resources, utilization and processes of red mud in India - A review. International Journal of Mineral Processing, 118 (IF-1.378). pp. 43-45.

Ray, Ajoy K and Sahu, Ranjan K and Rajnikanth, V and Bapari, H and Ghosh, M and Paul, Parimal (2012) Preparation and characterization of graphene and Ni-decorated graphene using flower petals as the precursor material. Carbon, 50 (11). pp. 4123-4129.

Raj, A and Goswami, B and Ray, Ajoy K (2012) High speed steels - A tribute of microalloyed steels. Journal of Metallurgy and Materials Science,, 54(4) . pp. 225-248.

Venkateswarlu, K and Rajnikanth, V and Ray, Ajoy K and Xu, Cheng and Langdon, T G (2010) Effect of A Scandium Addition On An Al-2% Si Alloy Processed by ECAP. Reviews on Advanced Materials Science, 25 (2). pp. 99-106.

Samal, S and Mukherjee, P S and Ray, Ajoy K (2010) Comparative Study on Energy Consumption and Yield by Various Thermal Plasma Routes for Production of Titania slag. Plasma Chemistry and Plasma Processing, 30 (3). pp. 413-428.

Ghosh, M and Kumar, K and Kailas, S V and Ray, Ajoy K (2010) Optimization of friction stir welding parameters for dissimilar aluminum alloys. Materials & Design, 31 (6). pp. 3033-3037.

Venkateswarlu, K and Rajnikanth, V and Ray, Ajoy K and Xu, Cheng and Langdon, T G (2010) The characteristics of aluminum–scandium alloys processed by ECAP. Materials Science and Engineering: A, 527 (6). pp. 1448-1452.

Venkateswarlu, K and Saurabh, Suman and Rajnikanth, V and Sahu, Ranjan K and Ray, Ajoy K (2010) Synthesis of TiN Reinforced Aluminium Metal Matrix Composites Through Microwave Sintering. Journal of Materials Engineering and Performance, 19 (2). pp. 231-236.

Ghosh, M and Gunjan, M K and Das, Swapan K and Kar, Abhijit and Ghosh, R N and Ray, Ajoy K (2010) Effect of Mn on Sn–Ag–Cu ternary lead free solder alloy–Cu assembly: a comparative study. Materials Science and Technology, 26 (5). pp. 610-614.

Ghosh, M and Kar, Abhijit and Das, Swapan K and Ray, Ajoy K (2009) Aging Characteristics of Sn-Ag Eutectic Solder Alloy with the Addition of Cu, In, and Mn. Metallurgical and Materials Transactions A, 40A . pp. 2369-2376.

Ray, Ashok K and Roy, Nilima and Kar, Abhijit and Ray, Ajoy K and Bose, S C and Das, Goutam and Sahu, J K and Das, D K and Venkataraman, B and Joshi, Srikanth V (2009) Mechanical property and characterization of a NiCoCrAlY type metallic bond coat used in turbine blade. Materials Science and Engineering: A, 505 (1-2). pp. 96-104.

Venkateswarlu, K and Rajnikanth, V and Naveen, T and Sinha, D P and Atiquzzaman, and Ray, Ajoy K (2009) Abrasive wear behavior of thermally sprayed diamond reinforced composite coating deposited with both oxy-acetylene and HVOF techniques. Wear, 266 (9-10). pp. 995-1002.

Kar, Abhijit and Ghosh, M and Ray, Ashok K and Ray, Ajoy K (2008) Effect of interfacial thickness and residual stress on the mechanical property of the alumina–stainless steel braze joint interface. Materials Science and Engineering A, 498 (1-2). pp. 283-288.

Ray, Ashok K and Goswami, B and Kar, Abhijit and Ray, Ajoy K and Das, H K and Roy, P K and Kumar, S B and Bose, S C (2008) Damage resistance of a thermal barrier coated superalloy for combustor liners in aero turbines during fatigue and creep. Canadian Metallurgical Quarterly, 47 (4). pp. 479-493.

Sahu, Ranjan K and Ray, Ajoy K and Mishra, T and Pathak, L C (2008) Microwave-Assisted Synthesis of Magnetic Ni Wire from a Metal−Organic Precursor Containing Ni(II) and Triethanolamine. Crystal Growth & Design, 8 (10). pp. 3754-3760.

Venkateswarlu, K and Ghosh, M and Ray, Ajoy K and Xu, Cheng and Langdon, T G (2008) On the feasibility of using a continuous processing technique incorporating a limited strain imposed by ECAP. Materials Science and Engineering: A, 485 (1-2). pp. 476-480.

Kar, Abhijit and Ghosh, M and Ghosh, R N and Majumdar, Bhaskar S and Ray, Ajoy K (2008) Evolution of mechanical and electrical properties of tin–lead and lead free solder to copper joint interface. Materials Letters, 62 (1). pp. 151-154.

Kar, Abhijit and Chaudhuri, S and Sen, Pratik K and Ray, Ajoy K (2007) Evaluation of hardness of the interfacial reaction products at the alumina–stainless steel brazed interface by modeling of nanoindentation results. Scripta Materialia, 57 (9). pp. 881-884.

Venkateswarlu, K and Ghosh Chowdhury, S and Pathak, L C and Ray, Ajoy K (2007) Microstructural examination of service exposed coal mill liner material. Materials Characterization, 58 (10). pp. 1029-1032.

Kar, Abhijit and Ghosh, M and Majumdar, Bhaskar S and Ghosh, R N and Ray, Ajoy K (2007) Interfacial microstructure, shear strength and electrical conductivity of Sn-3 center dot 5Ag-o center dot 5In/Cu lead free soldered joints. Materials Technology, 32 (3). pp. 161-165.

Kar, Abhijit and Palit Sagar, S and Ray, Ajoy K (2007) Characterization of the ceramic–metal brazed interface using ultrasonic technique. Materials Letters, 61 (19-20). pp. 4169-4172.

Kar, Abhijit and Mandal, Sudipta and Ghosh, R N and Ghosh, T K and Ray, Ajoy K (2007) Role of Ti diffusion on the formation of phases in the Al2O3-Al2O3 brazed interface. Journal of Materials Science, 42 (14). pp. 5556-5561.

Kar, Abhijit and Ghosh, M and Ray, Ajoy K and Ghosh, R N (2007) Effect of copper addition on the microstructure and mechanical properties of lead free solder alloy. Materials Science and Engineering A, 459 (1-2). pp. 69-74.

Kar, Abhijit and Ray, Ajoy K (2007) Characterization of Al2O3–304 stainless steel braze joint interface. Materials Letters, 61 (14-15). pp. 2982-2985.

Kar, Abhijit and Mandal, Sudipta and Venkateswarlu, K and Ray, Ajoy K (2007) Characterization of interface of Al2O3–304 stainless steel braze joint. Materials Characterization, 58 (6). pp. 555-562.

Venkateswarlu, K and Mohapatra, S and Rao, R G and Ray, Ajoy K and Pathak, L C and Mondal, D P (2006) High abrasive wear response of diamond reinforced composite coating: a factorial design approach. Tribology Letters, 24 (1). pp. 7-14.

Ray, Ashok K and Goswami, B and Singh, M P and Das, D K and Roy, Nilima and Ravi Kumar, B and Dash, Byomkesh and Ray, Ajoy K and Das, Goutam and Rupa, P K P and Parida, N and Das, Arpan and Swaminathan, J and Dwarakadasa, E S (2006) Characterization of bond coat in a thermal barrier coated superalloy used in combustor liners of aero engines. Materials Characterization, 57 (3). pp. 199-209.

Venkateswarlu, K and Ray, Ajoy K and Gunjan, M K and Mondal, D P and Pathak, L C (2006) Tribological wear behavior of diamond reinforced composite coating. Materials Science and Engineering A, 418 (1-2). pp. 357-363.

Kar, Abhijit and Mandal, Sudipta and Rathod, S and Ray, Ajoy K (2006) Effect of Ti diffusivity on the formation of phases in the interface of alumina-alumina brazed with 97(Ag40Cu)3Ti filler alloy. Brazing And Soldering, Proceedings . pp. 219-225.

Srikanth, S and Ray, Ajoy K and Bandopadhyay, A and Ravi Kumar, B and Jha, Animesh (2005) Phase constitution during sintering of red mud and red mud–fly ash mixtures. Journal of the American Ceramic Society, 88 (9). pp. 2396-2401.

Mandal, Sudipta and Ray, Ashok K and Ray, Ajoy K (2004) Correlation between the mechanical properties and the microstructural behaviour of Al2O3–(Ag–Cu–Ti) brazed joints. Materials Science and Engineering A, 383 (2). pp. 235-244.

Venkateswarlu, K and Pathak, L C and Ray, Ajoy K and Das, Goutam and Verma, P K and Kumar, M and Ghosh, R N (2004) Microstructure, tensile strength and wear behaviour of Al–Sc alloy. Materials Science and Engineering A, 383 (2). pp. 374-380.

Mandal, Sudipta and Rao, Venkatesh and Ray, Ajoy K (2004) Characterization of the brazed joint interface between Al2O3 and (Ag-Cu-Ti). Journal of Materials Science, 39 (16-17). pp. 5587-5590.

Goswami, B and Sahay, S K and Ray, Ajoy K (2004) Application of thermal barrier coatings on combustion chamber liners - A review. High Temperature Materials And Processes , 23 (3). pp. 211-236.

Venkateswarlu, K and De, P K and Ray, Ajoy K and Chakraborty, M and Murty, B S (2004) Effect of rolling on AI-5Ti binary master alloy(sponge route) and its grain refining performance in aluminium. Journal of Metallurgy and materials Science, 46 (2). pp. 107-113.

Ray, Ajoy K and Venkateswarlu, K and Chaudhury, S K and Das, S K and Ravi Kumar, B and Pathak, L C (2002) Fabrication of TiN reinforced aluminium metal matrix composites through a powder metallurgical route. Materials Science and Engineering A, 338 (1-2). pp. 160-165.

Ray, Ajoy K and Tiwari, Y N and Chaudhuri, S and Ranganath, V R and Sivaprasad, S and Roy, P K and Das, Goutam and Ghosh Chowdhury, S and Kumar, P and Ghosh, R N (2002) Remaining life assessment of service exposed reheater and superheater tubes in a boiler of a thermal power plant. Engineering Failure Analysis , 21 (1-2). pp. 109-121.

Mishra, Suman K and Das, Swapan K and Ray, Ajoy K and Ramachandrarao, P (2002) Effect of Fe and Cr Addition on the Sintering Behavior of ZrB2 Produced by Self-Propagating High-Temperature Synthesis. Journal of the American Ceramic Society, 85 (11). pp. 2846-2848.

Venkateswarlu, K and De, P K and Das, S K and Ray, Ajoy K and Chakraborty, M and Murty, B S (2002) Thermo-mechanical treatment of AI-5Ti-lB and AI-5Ti master alloy on its grain refining performance on aluminium. Journal of Metallurgy and materials Science., 44 (3). pp. 109-125.

Mondal, Sudipta and Saha, M B and Ray, Ajoy K (2001) Processing and characterisation of Ag-Cu- Ti brazing alloys. Journal of Metallurgy and materials Science, 43 (1). pp. 17-23.

Mishra, Suman K and Das, Swapan K and Ray, Ajoy K and Ramachandrarao, P (1999) Effect of nickel on sintering of self-propagating high-temperature synthesis produced titanium carbide. Journal of Materials Research, 14 (9). pp. 3594-3598.

Ray, Ajoy K and Bhattacharya, D K and Das, Goutam (1996) Acoustic emission studies during indentation on ceramic and ceramic composite. Trends in nde science and technology - proceedings of the 14th world conference on ndt (14th wcndt),, 1-5 ( ). pp. 2455-2458.

Ray, Ajoy K and Das, Swapan K and Roy, P K and Banerjee, S (1995) Fatigued and fractured regions in a silicon-carbide whisker-reinforced alumina composite. Journal of Biomaterials Science, Polymer Edition, 15 (3). pp. 191-199.

Book or NML Publication

Sahu, J K and Swaminathan, J and Sivaprasad, S and Ray, Ajoy K and Tarafder, S and Chaudhuri, S and Ghosh, R N (2008) Use of expert system software for life monitoring of power plant components. In: Remaining Life Assessment of aged Components in Thermal Power Plants & Petrochemical Industries. NML, Jamshedpur, India, Jamshedpur, pp. 169-181. ISBN 81-87053-73-1

Ray, Ajoy K and Mandal, S and Das, S K and Krishnan, C S S (1998) Low Cost In-Situ Formation of AIN - B- SiC. In: Proceedings of Composite Materials. NML, Jamshedpur, India, Jamshedpur, pp. 151-159.

Ray, Ajoy K and Mishra, K K and Chaudhary, P N (1997) Failure analysis of rolls of cold rolling mill in steel plant. In: Failure analysis: proceedings of the clinic on failure analysis, februrary 18-19,1997. NML, Jamshedpur, pp. 37-46.

Conference or Workshop Item

Ghosh, M and Kar, Abhijit and Kumar, K and Kailas, S V and Das, S K and Ray, Ajoy K (2011) Evaluation of interface microstructure for friction stir welded aluminium-stainless steel plate. In: VI International Conference on Mechanochemistry and Mechanical Alloying (INCOME 2008), 1-4 December 2008, NML Jamshedpur, India.

Rajnikanth, V and Husain, M M and Ray, Ajoy K (2010) Difffusion bonding of non weldable high alloy steel. In: National Welding Meet , August 2010, Puducherry.

Venkateswarlu, K and Rajnikanth, V and Ray, Ajoy K (2008) High Strength Aluminium Alloys with Emphasis on Scandium Addition. In: Training Programme on Special Metal Casting and Forming Processes - (CAFP-2008), Feb. 25-26, 2008, NML, Jamshedpur.

Ghosh, M and Kar, Abhijit and Ghosh, R N and Ray, Ajoy K (2008) A comparative study on the ageing behaviour of solder alloy-cu joint assemly using lead free solder and Sn-Pb eutectic solder alloy. In: The 3rd Asian Thermal Spray Conference (ATSC 2008), 2008, Singapore.

Kar, Abhijit and Ghosh, M and Ghosh, R N and Ray, Ajoy K (2007) Comparative study of tin lead and lead free solder joint interface. In: 2 nd International Conference on Recent Advances in Composite Materials (ICRACM-2007), February, 20-23, 2007, New Delhi.

Ray, Ajoy K and Kar, Abhijit and Ghosh, M (2007) Microstructural characterization of tin lead and lead free solder joint interface. In: Inter. Symp. on Advanced Materials and Processing, ISAMP-2007, 29-30 Oct. 2007, Basaveshwar Engineering College, Bagalkot..

Mondal, Sudipta and Pathak, L C and Venkateswarlu, K and Das, S K and Ray, Ajoy K (2002) Development and Characterization of Ag-Cu-Ti Alloys for Ceramic Brazing. In: Proceedings of the Indo-Malaysian Joint Workshop (WAM-2002), 12-13 March, 2002, National Metallurgical Laboratory, Jamshedpur.

Venkateswarlu, K and Ray, Ajoy K and Chaudhury, S K and Pathak, L C (2002) Development of Aluminium based Metal Matrix Composites. In: Proceedings of the Indo-Malaysian Joint Workshop (WAM - 2002), 12-13 March, 2002, National Metallurgical Laboratory, Jamshedpur.

Project Reports

Rajnikanth, V and Ray, Ajoy K and Das, Goutam and Ghosh, M and Das, Swapan K and De, P K (2008) Strain Hardening behavior of Al-Sc alloys. Exploratory (OLP). NML, Jamshedpur. (Submitted)