Items where Author is "Roy, Rajat K"

Roy, Rajat K and Murugaiyan, Premkumar and Panda, A K (2024) Evaluation of Post-Weld Heat-Treated 2.25Cr-1Mo Steel Joint Behaviors by Electromagnetic NDE Parameters. Journal of Superconductivity and Novel Magnetism .

Murugaiyan, Premkumar and Mitra, A and Das, Somnath and Kamaraj, Ashok and Roy, Rajat K and Panda, Ashis K (2024) Influence of Tensile Stress Annealing on Soft Magnetic and Core Loss Properties of Nanocrystalline Fe83Si2B9P4Nb1Cu1 Alloy. Journal of Superconductivity and Novel Magnetism .

Roy, Rajat K and Murugaiyan, Premkumar and Bansal, G K and Krishna, K Gopala and Panda, Ashis K (2023) Structural and magnetic behaviors of Fe‑based glassy alloys prepared by industrial raw materials and different processing routes. Journal of Materials Science: Materials in Electronics, 34 (2.8). p. 2218.

Murugaiyan, Premkumar and Mitra, Amitava and Patro, A K and Roy, Rajat K and Panda, Ashis K (2023) Magnetostriction of Fe-rich FeSiB(P)NbCu amorphous and nanocrystalline soft-magnetic alloys. Journal of Alloys and Compounds, 960 .

Das, S and Murugaiyan, Premkumar and Roy, Rajat K and Mahato, D K and Panda, Ashis K (2023) Impact of Bounding Media on the Attenuation Characteristics of Magnetostrictive Signal Obtained from Pipe Embedded in Soil and Sand. Journal of Nondestructive Evaluation, 42(3) .

Panda, Ashis K and Anurag, Kumar and Das, S and Das, T K and Murugaiyan, Premkumar and Roy, Rajat K and Mitra, A (2023) Impact of stress-induced anisotropic modifications on magneto-impedance behavior of rapidly quenched CoFe-based microwires. Journal of Alloys and Compounds, 960 .

Das, S and Metya, Avijit Kumar and Das, T K and Murugaiyan, Premkumar and Roy, Rajat K and Mahato, D K and Panda, A K (2022) Transduction Efficiency of a Magnetostrictive Sensor for the Generation of Guided Waves in Pipes Using Rapidly Quenched Amorphous Ribbons. IEEE Transaction on Magnetics, 58(6) .

Murugaiyan, Premkumar and Mitra, A and Roy, Rajat K and Panda, Ashis K (2022) Nanocrystallization and Core-loss properties of Fe-rich FeSiBPNbCu nanocrystalline alloy. Journal of Magnetism and Magnetic Materials, 552 .

Roy, Rajat K and Murugaiyan, Premkumar and V, Rajnikanth and Pundir, SPS and Sarkar, Subrata and Panda, Ashis K and Mitra, Amitava (2022) Magnetic Anisotropic Behaviour of CRGO Steels for Quality Assessment. Journal of Nondestructive Evaluation, 41 (2.588). p. 71.

Murugaiyan, Premkumar and Mitra, A and Jena, S M and Mahato, B and Ghosh, M and Roy, Rajat K and Panda, A K (2021) Grain refinement in Fe-rich FeSiB(P)NbCu nanocomposite alloys through P compositional modulation. Materials Letters, 295 (IF-3.204). p. 129852.

Panda, Ashis K and Mohapatra, J N and Murugaiyan, Premkumar and Roy, Rajat K and Mitra, Amitava (2020) Impact of Pre-formed Martensite on the Electromagnetic Properties and Martensitic Transformation Kinetics of Uniaxially Tensile Loaded 304 Stainless Steel. Journal of Materials Engineering and Performance , 29 . pp. 7141-7152.

Kumar, Dhanranjan and Kumari, Munchun and Murugaiyan, Premkumar and Das, T K and Roy, Rajat K and Mitra, A and Shuvaeva, E and Churyukanov, M and Kaloshkin, S and Panda, A K (2020) Impact of uniaxial stress on soft-magnetic and magneto-impedance properties of vitrified magnetostrictive microwires. Journal of Alloys and Compounds, 831 (IF-4.175). p. 154861.

Murugaiyan, Premkumar and Bedanta, Subhankar and Jena, S K and Panda, A K and Mitra, A and Bysakh, S and Roy, Rajat K (2020) Crystallization and magnetic hardening behaviour of Fe-rich FeSiBNb(Cu) melt-spun alloys. Journal of Magnetism and Magnetic Materials, 502 (IF-2.683). p. 166528.

Murugaiyan, Premkumar and Mitra, Amitava and Roy, Rajat K and Bijalwan, P K and Dutta, Monojit and Banerjee, Atanu and Panda, A K (2020) Glass forming ability and soft-magnetic properties of Fe-based glassy alloys developed using high phosphorous pig Iron. Journal of Alloys and Compounds, 821 (IF-4.175). p. 153255.

Kumar, Amarjeet and Murugaiyan, Premkumar and Panda, A K and Roy, Rajat K (2020) Effect of compositional elements and processing routes on structural and thermal response in Fe-based metallic glasses. Journal of Alloys and Compounds, 821 (IF-4.175). p. 153279.

Dutta, Siuli and Panda, A K and Mitra, Amitava and Chatterjee, S and Roy, Rajat K (2020) Microstructural evolution, recovery and recrystallization kinetics of isothermally annealed ultra low carbon steel. Materials Research Express, 7(1) (IF-1.449). 016554.

Dutta, Siuli and Panda, Ashis K and Chatterjee, Subrata and Roy, Rajat K (2020) Effect of annealing treatment on magnetic texture of cold rolled ULC steel. Materials Letters, 276 (IF-3.204). p. 128211.

Panda, Ashis K and Roy, Rajat K and Murugaiyan, Premkumar and Das, S and Das, T K and Mitra, A (2020) Rapidly quenched magnetic materials for functional and sensor applications. Journal of Metallurgy and Materials Science, 62(3-4) . pp. 81-88.

Murugaiyan, Premkumar and Abhinav, Anand and Verma, Rahul and Panda, A K and Mitra, Amitava and Baysakh, Sandip and Roy, Rajat K (2018) Influence of Al addition on structural, crystallization and soft magnetic properties of DC Joule annealed FeCo based nanocrystalline alloys. Journal of Magnetism and Magnetic Materials, 448 (IF-2.630). pp. 66-74.

Roy, Rajat K and Dutta, Siuli and Panda, A K and Rajnikanth, V and Das, Swapan K and Mitra, A and Strangwood, M and Davis, C L (2018) Assessment of recovery and recrystallisation behaviours of cold rolled IF steel through non-destructive electromagnetic characterisation. Philosophical Magazine, 98 (1.632). pp. 1933-1944.

Shuvaeva, E and Kaloshkin, S and Churyukanovaa, Margarita and Perminov, A and Khriplivets, I and Mitra, A and Panda, A K and Roy, Rajat K and Murugaiyan, Premkumar and Zhukova, V and Zhukov, A (2018) The impact of bending stress on magnetic properties of finemet type microwires and ribbons. Journal of Alloys and Compounds, 743 (IF-3.133). pp. 388-393.

Dey, Sushmita and Roy, Rajat K and Ghosh, M and Mallick, A Basu and Mitra, A and Panda, A K (2017) Enhancement in magnetocaloric properties of NiMnGa alloy through stoichiometric tuned phase transformation and magneto-thermal transitions. Journal of Magnetism and Magnetic Materials, 439 (IF-2.630). pp. 305-311.

Roy, Rajat K and Panda, A K and Mitra, Amitava (2016) Effect of Co content on structure and magnetic behaviors of high induction Fe-based amorphous alloys. Journal Of Magnetism And Magnetic Materials, 418 (IF- 2.630). 236-241.

Dey, Sushmita and Singh, Satnam and Roy, Rajat K and Ghosh, M and Mitra, A and Panda, A K (2016) Influence of Mn incorporation for Ni on the magnetocaloric properties of rapidly solidified off-stoichiometric NiMnGa ribbons. Journal of Magnetism and Magnetic Materials, 397 (IF-2.630). pp. 342-346.

Panda, A K and James, Ajil P and Mohan, Aneesh and Dey, Sushmita and Roy, Rajat K and Mitra, A (2016) Investigation on Transverse Defect and Cavitation Depth in Ferrous Pipe Using Melt Spun FeSiB Ribbon as Magnetostrictive Sensing Element. NDT & E International, 80 (IF-2.726). pp. 15-22.

Panda, A K and Dey, Sushmita and Roy, Rajat K and Singh, Satnam and Mitra, A (2015) Influence of phase transformation on interfacial activity and bend sensitivity of rapidly quenched Fe77.5Si7.5B15/Co72.5Si12.5B15 bilayered magnetostrictive ribbons. Journal of Magnetism and Magnetic Materials, 378 (IF-1.568). pp. 440-446.

Basariya, M R and Roy, Rajat K and Pramanick, A K and Srivastava, V C and Mukhopadhyay, N K (2015) Structural transition and softening in Al-Fe intermetallic compounds induced by high energy ball milling. Materials science and engineering a-structural materials properties microstructure and processing, 638 (IF-2.567). pp. 282-288.

Kurniawan, M and Roy, Rajat K and Panda, A K and Greve, D W and Ohodnicki, P R and McHenry, Michael E (2014) Interplay of stress, temperature, and giant magnetoimpedance in amorphous soft magnets. Applied Physics Letters, 105 (22) (IF-3515). p. 222407.

Das, T K and Mitra, A and Mandal, S K and Roy, Rajat K and Banerji, Pallab and Panda, A K (2014) Parametric controls on giant magnetoimpedance (GMI) behaviour of CoFeSiBCr amorphous wires for prospective sensor applications. Sensors and Actuators A-Physical , 220 (IF-1.841). pp. 382-387.

Sambamurthy, E and Dutta, Siuli and Panda, A K and Mitra, A and Roy, Rajat K (2014) Evaluation of post-weld heat treatment behavior in modified 9Cre1Mo steel weldment by magnetic Barkhausen emission. International Journal of Pressure Vessels and Piping, 123-124 (IF-1.078). pp. 86-91.

Das, T K and Mitra, A and Roy, Rajat K and Panda, A K and Mandal, S K (2014) Development of GMI Based Sensing Device for Identification of Magnetic Phases in Steel. In: All India Seminar on Instrumentation and Process Control, April 24 - 25, 2014, Jamshedpur.

Roy, Rajat K and Panda, A K and Mitra, Amitava (2014) The joining behavior of structural steel assemblies of SS321 and 9Cr-1Mo by Cu based rapidly solidified filler alloy. Conference proceeding of ICONS 2014 . (Submitted)

Roy, Rajat K and Das, Swapan K and Panda, A K and Mitra, Amitava (2014) Analysis of Superheater Boiler Tubes Failed through Non-linear Heating. Procedia Engineering, 86 (NIF-0.629). pp. 926-932.

Roy, Rajat K and Das, Swapan K and Srivastava, Abhinav and Panda, A K and Mitra, A (2014) Damage evaluation of fossil fuelled power plant boiler tubes through magnetic Barkhausen technique. Engineering Failure Analysis, 44 (IF-1.130). pp. 195-201.

Das, T K and Panda, A K and Mitra, A and Roy, Rajat K and Mandal, S K (2014) Giant Magnetoimpedance Sensor for Structural Integrity Assessment of Engineering Components. In: National Seminar and Exhibition on Non-Destructive Evaluation, NDE 2014, December 3 - 5, 2014, Pune.

Roy, Rajat K (2014) Recrystallization Behavior of Commercial Purity Aluminium Alloys. In: Light Metals Alloys Applications. InTech Europe Janeza Trdine 9 51000 Rijeka, Croatia, Croatia.

Singh, Satnam and Roy, Rajat K and Ghosh, M and Manik, N B and Mitra, A and Panda, A K (2013) Modification in martensite morphology and magneto-strain through rapid solidification and heat treatment of NiMnGaAl alloy. Journal of Magnetism and Magnetic Materials, 343 (IF-1.826). pp. 169-172.

Panda, A K and Roy, Rajat K and Dey, Sushmita and Singh, S and Mitra, A (2013) Functional gradation through preferential crystallisation and interfacial activity in rapidly quenched Fe/Co-based bilayered ribbons for bend sensors. Journal of Applied Physics, 114/2 . 023909.

Roy, Rajat K and Bapari, H and Panda, A K and Mitra, A (2013) Development of high strength stainless steel brazed joints using rapidly solidified filler alloys. Science and Technology of Welding and Joining, 18(3) (IF-1.274). pp. 216-221.

Roy, Rajat K and Das, Swapan K (2013) Failure of LTSH tubes in a coal fired thermal power plant. Metal News, 16(2) (Non-SCI). pp. 14-16.

Roy, Rajat K and Panda, A K and Mitra, A (2013) Microstructure Evolution and Bonding Strength of Brazed Joint of Stainless Steel and Copper. Indian Welding Journal, 46(1) . pp. 1-5.

Panda, A K and Roy, Rajat K and Mitra, A (2013) Electromagnetic Non-destructive Evaluation of Post Weld Heat Treated Modified9Cr-1Mo Steel Weldments. In: Asia pacific conference on NDT (APCNDT) 2013, 18-22 Dec 2013, Mumbai.

Sarkar, Partha and Roy, Rajat K and Panda, A K and Mitra, A (2013) Optimization of process parameters for developing FeCoSiB amorphous microwires through in-rotating-water quenching technique. Applied Physics A Materials Science & Processing, 111 (IF-1.630). pp. 575-580.

Singh, S and Roy, Rajat K and Ghosh, M and Mitra , A and Panda, A K (2012) Heat Treatment Induced Martensitic Accommodation and Adaptive Anisotropy in Melt Spun Ni55Mn22Ga23 (at.%) ribbons. Journal of Applied Physics, 112(10) .

Sarkar, Partha and Roy, Rajat K and Mitra, A and Panda, A K and Churyukanovaa, Margarita and Kaloshkina, Sergey (2012) Effect of Nb and Cr incorporation on the structural and magnetic properties of rapidly quenched FeCoSiB microwires. Journal of Magnetism and Magnetic Materials, 324 (16). pp. 2543-2546.

Panna, Praveen Kumar and Roy, Rajat K (2012) Study of Microstructural Behaviour of Medium Carbon Steel by Magnetic NDE Technique. Training Report (TR). CSIR -NML, Jamshedpur. (Unpublished)

Roy, Rajat K and Shen, Shen and Kernion, Sam J and McHenry, Michael E (2012) Effect of P addition on nanocrystallization and high temperature magnetic properties of low B and Nb containing FeCo nanocomposites. Journal of Applied Physics, 111 . 07A301-1.

Panda, A K and Singh, Satnam and Roy, Rajat K and Mitra, A (2012) Ferromagnetic Shape Memory Alloys (FSMAs) for Magneto-mechanical Applications. Science and Culture .

Panda, A K and Sharan, P K and Roy, Rajat K and Murthy, G V S and Mitra, A (2012) Generation and Detection of Guided waves in a Pipe with Defect using Rapidly Quenched Magnetostrictive Ribbons. Smart Materials and Structures, 21(4) . 045015.

Panda, A K and Metya, Avijit Kumar and Bar, H N and Roy, Rajat K and Murthy, G V S and Palit Sagar, S and Mitra, A (2012) Non-destructive evaluation for structural health assessment. Science and Culture .

Sarkar, Partha and Mallick, A B and Roy, Rajat K and Panda, A K and Mitra, A (2012) Structural and Giant Magneto-impedance properties of Cr-incorporated Co-Fe-Si-B amorphous microwires. Journal of Magnetism and Magnetic Materials, 324 (8). pp. 1551-1556.

Roy, Rajat K and Kernion, Sam J and Shen, Shen and McHenry, Michael E (2011) Crystallization behavior and high temperature magnetic phase transitions of Nb-substituted FeCoSiBCu nanocompositesof. Applied Physics Letters, 99 . 192506-1-192506-3.

Kaloshkina, Sergey and Churyukanovaa, Margarita and Zadorozhnyia, Vladislav and Shchetinina, Igor and Roy, Rajat K (2011) Curie temperature behaviour at relaxation and nanocrystallization of Finemet alloys. Journal of Alloys and Compounds, 509 (Suppl 1). S400-S403.

Panda, A K and Singh, Satnam and Roy, Rajat K and Ghosh, M and Mitra, A (2011) Effect of Mn incorporation for Ni on the properties of melt spun off-stoichiometric compositions of NiMnGa alloys. Journal of Magnetism and Magnetic Materials, 323 (9). pp. 1161-1169.

Mitra, A and Roy, Rajat K and Mahato, B and Panda, A K and Vlasak, G and Janickovic, D and Svec, S P (2011) Development of FeSiB/CoSiB Bilayered Melt-spun Ribbon by Melt-spinning Technique. Journal of Superconductivity and Novel Magnetism, 24(5) . pp. 611-615.

Roy, Rajat K and Sarkar, Partha and Singh, Satnam and Panda, A K and Mitra, A (2011) Crystallization kinetics and giant magneto impedance behavior of FeCo based amorphous wires. In: TMS 2011, 27 Feb- 3 March, 2011, San Diego, CA, USA.

Roy, Rajat K and Singh, Satnam and Gunjan, M K and Panda, A K and Mitra, A (2011) Joining of 304SS and pure copper by rapidly solidified Cu-based braze alloy. Fusion Engineering and Design, 86 . pp. 452-455.

Roy, Rajat K and Ghosh, M and Panda, A K and Ghosh, R N and Mitra, A (2010) Development of rapidly solidified 6.5 wt% silicon steel for magnetic applications. Transactions of the Indian Institute of Metals, 63 (4). pp. 745-750.

Kumar, Harendra and Mohapatra, J N and Roy, Rajat K (2010) Evaluation of tempering behaviour in modified 9Cr–1Mo steel by magnetic non-destructive techniques. Journal of Materials Processing Technology, 210 (4). pp. 669-674.

Roy, Rajat K and Panda, A K and Ghosh Chowdhury, S and Mitra, A and Ghosh, R N (2009) Effect of annealing treatment on soft magnetic properties of Fe–6.5 wt% Si wide ribbons. Journal of Magnetism and Magnetic Materials, 321 (18). pp. 2865-2870.

Roy, Rajat K and Panda, A K and Das, Swapan K and Govind, and Mitra, A (2009) Development of a copper-based filler alloy for brazing stainless steels. Materials Science and Engineering A, 523 (1-2). pp. 312-315.

Roy, Rajat K and Kar, Sujoy and Das, Siddhartha (2009) Evolution of microstructure and mechanical properties during annealing of cold-rolled AA8011 alloy. Evolution of microstructure and mechanical properties during annealing of cold-rolled AA8011 alloy, 468 . pp. 122-129.

Mitra, A and Roy, Rajat K and Panda, A K (2008) Bulk Metallic Glasses and Nanostructured Materials. In: Training Programme on Special Metal Casting and Forming Processes - (CAFP-2008), Feb. 25-26, 2008, NML, Jamshedpur.

Roy, Rajat K and Das, Siddhartha (2006) New combination of polishing and etching technique for revealing grain structure of an annealed aluminum (AA1235) alloy. New combination of polishing and etching technique for revealing grain structure of an annealed aluminum (AA1235) alloy, 41 . pp. 289-292.

Roy, Rajat K and Kar, Sujoy and Das, Karabi and Das, Siddhartha (2006) A study of precipitation and recrystallization behaviour of aluminium alloy AA1235. A study of precipitation and recrystallization behaviour of aluminium alloy AA1235, 41 . pp. 1039-1045.

Roy, Rajat K and Kar, Sujoy and Das, Karabi and Das, Siddhartha (2005) Microstructures and tensile properties of commercial purity aluminium alloy AA1235 under different annealing conditions. Materials Letters, 59 . pp. 2418-2422.

Roy, Rajat K and Murugaiyan, Premkumar and Panda, Ashis K Microstructural Phase Detection in Steel Components by Magnetic NDE Sensor. In: Advances in Non Destructive Evaluation,. Springer.

Roy, Rajat K and Murugaiyan, Premkumar and Panda, Ashis K Microstructural Phase Detection in Steel Components by Magnetic NDE Sensor. In: Advances in Non Destructive Evaluation,. Springer.