Professor
Office Address: 304, 0361-2582714
Email: perumal@iitg.ac.in
http://www.iitg.ernet.in/physics/fac/perumal/

Journals

  • P. Ravikumar, Dolly Taparia and Perumal Alagarsamy"Thickness dependent thermal oxidation of Ni into NiO thin films ", Journal of Superconductivity and Novel Magnetism vol.31, no., pp.3761-3775, [2018 ]

  • Anabil Gayen, Gobinda Kr. Prasad, Kosuri Umadevi, J. Arout Chelvane and Perumal Alagarsamy"Interlayer coupling in symmetric and asymmetric CoFeB based trilayer films with different domain structures: Role of spacer layer and temperature ", Journal of Magnetism and Magnetic Materials vol.462, no. , pp.29-40, [2018 ]

  • Camelia Das, Jumal Das, T. Vijayabhaskaran, S. Bedanta, A. Talapatra, J. R. Mohanty and Perumal Alagarsamy"Thickness dependent surface topography, magnetic properties and magnetic domain structure of amorphous FeTaC thin films", Journal of Material Sciences & Engineering vol.7, no. 3, pp.455, [2018 ]

  • Anabil Gayen, Kosuri Umadevi, J. Arout Chelvane and Perumal Alagarsamy"Tuning magnetic properties of thick CoFeB film by interlayer coupling in trilayer structured thin films", Journal of Material Sciences & Engineering vol.7, no.2, pp.437, [2018 ]

  • Camelia Das, Perumal Alagarsamy"Tuning the magnetic properties of stripe domain structured CoFeB films using stack structure with spacer layer thickness dependent interlayer coupling", Journal of Magnetism and Magnetic Materials vol.448, no. , pp.23, [2018]

  • Sushrisangita Sahoo, P. Mahapatra, R. N. P. Choudhary, Perumal Alagarsamy"Influence of compositional variation on structural, electrical and magnetic characteristics of (Ba1−x Gd) (Ti1−x Fe x ) O3 (0.2 ≤ x ≤ 0.5)", Materials Research Express vol.5, no. , pp.16101, [2018]

  • Anabil Gayen, Gobinda Kumar Prasad, Srijani Mallik, Subhankar Bedanta and Alagarsamy Perumal"Effects of composition, thickness and temperature on the magnetic properties of amorphous CoFeB thin films", Journal of Alloys and Compounds vol.694, no. , pp.823-832, [2017]

  • Anabil Gayen, Gobinda Kumar Prasad, Srijani Mallik, Subhankar Bedanta, Alagarsamy Perumal"Effects of composition, thickness and temperature on the magnetic properties of amorphous CoFeB thin films", Journal of Alloys and Compounds vol.694, no. , pp.823, [2017]

  • Bipul Deka, S. Ravi, Perumal Alagarsamy, D. Pamu"Effect of Mn doping on magnetic and dielectric properties of YFeO3", Ceramics International vol.43, no. , pp.1323, [2017]

  • Aneeta Manjari Padhan, M. Sathish, P. Saravanan, Perumal Alagarsamy"Mechanical activation on aluminothermic reduction and magnetic properties of NiO powders", Journal of Physics D: Applied Physics vol.50, no. , pp.21LT01, [2017]

  • B. Samantaray, Akhilesh Kr. Singh, Chandrima Banerjee, Anjan Barman, A. Perumal and P. Mandal"Perpendicular Standing Spin Wave and Magnetic Anisotropic Study on Amorphous FeTaC Films", IEEE Transaction on Magnetics vol.52, no.7, pp.7390102, [2016]

  • P.C. Shyni and Perumal Alagarsamy "Effect of annealing on structural and magnetic properties of Al substituted nanocrystalline FeSiCo alloy powders", Journal of Magnetism and Magnetic Materials vol.417, no. , pp.62-68, [2016]

  • Akhilesh Kumar Singh, Jen-Hwa Hsu and Alagarsamy Perumal"Temperature dependent magnetic coupling between ferromagnetic FeTaC layers in multilayer thin films", Journal of Magnetism and Magnetic Materials vol.418, no. , pp.21-29, [2016]

  • Patta Ravikumar, Bhagaban Kisan and Alagarsamy Perumal"Thickness dependent ferromagnetism in thermally decomposed NiO thin films", Journal of Magnetism and Magnetic Materials vol.418, no. , pp.86-91 , [2016]

  • Aneeta Manjari Padhan, P. Ravikumar, P. Saravanan and Perumal Alagarsamy"Enhanced magnetic properties of NiO powders by the mechanical activation of aluminothermic reduction of NiO prepared by a ball milling process", Journal of Magnetism and Magnetic Materials vol.418, no. , pp.253-259, [2016]

  • Camelia Das , S. Mohapatra, G. A. Vitthal and Perumal Alagarsamy"Magnetic properties of single-layer and multilayer structured Co40Fe40B20 thin films", Thin Solid Films vol.616, no. , pp.126-133, [2016]

  • Akhilesh Kr. Singh and Perumal Alagarsamy"Interlayer coupling dependent magnetic properties in amorphous and nanocrystalline FeTaC based multilayer thin films", Journal of Physics D: Applied Physics vol.49, no. , pp.85001, [2016]

  • Akhilesh Kr. Singh and Perumal Alagarsamy"Effect of heat treatment and spacer layer driven interlayer coupling in laminated type FeTaC thin films", Journal of Magnetism and Magnetic Materials vol.401, no. , pp.1015, [2016]

  • Bhagaban Kisan, P. Saravanan, Samar Layek, H. C. Verma, David Hesp, Vinod Dhanak, Satheesh Krishnamurthy and A. Perumal "Effect of annealing on the magnetic properties of ball milled NiO powders", Journal of Magnetism and Magnetic Materials vol.384, no. , pp.296, [2015]

  • D. Mishra, A. Srinivasan and A. Perumal "Magnetic properties of mechanically alloyed amorphous Fe-(Mn)-Zr-B powders", ScienceJet vol.4, no. , pp.110, [2015]

  • P. C. Shyni and A. Perumal "Structural and magnetic properties of Al and Cr substituted nanocrystalline Fe80Si15Co5 alloy powders", ScienceJet vol.4, no. , pp.146, [2015]

  • Bhagaban Kisan, P. Ravikumar, A. Das, A. Srinivasan and A. Perumal "Structural, vibrational, optical and magnetic properties of NiO nanoparticles", ScienceJet vol.4, no. , pp.160, [2015]

  • P.C. Shyni, Alagarsamy Perumal"Structural and magnetic properties of nanocrystalline FeCoSi alloy powders produced by mechanical alloying", Journal of Alloys and Compounds vol.648, no. , pp.658, [2015]

  • B. Samantaray1,a), Akhilesh K. Singh2, A. Perumal2, R. Ranganathan1 and P. B. Samantaray, Akhilesh K. Singh, A. Perumal, R. Ranganathan and P. Mandal"Spin dynamics and frequency dependence of magnetic damping study in soft ferromagnetic FeTaC film with a stripe domain structure", AIP Advances vol.5, no. , pp.67157, [2015]

  • P. Saravanan, J. Hsu, C. Tsai, A. K. Singh, A. Perumal"Effect of underlayer on thickness dependent magnetic properties of Ni-Fe films", IEEE Trans Magn vol.51, no.11, pp.2006604, [2015]

  • Patta Ravikumar, Bhagaban Kisan, and A. Perumal"Enhanced room temperature ferromagnetism in antiferromagnetic NiO nanoparticles", AIP Advances vol.5, no. , pp.87116, [2015]

  • B. Samantaray, Akhilesh K. Singh, A. Perumal, R. Ranganathan, and P. Mandal"Spin dynamics and frequency dependence of magnetic damping study in soft ferromagnetic FeTaC film with a stripe domain structure", AIP Advances vol.5, no. , pp.67157, [2015]

  • R. Modak, B. Deka, A. K. Singh, A. Gayen, A. Perumal, M. Manivel Raja, and A. Srinivasan"Structural and magnetic properties of Ni-Mn-Sn thin films", AIP Conference Proceedings vol.1665, no. , pp.80072, [2015]

  • P.C. Shyni, Alagarsamy Perumal"Structural and magnetic properties of nanocrystalline FeeCoeSi alloy powders produced by mechanical alloying", Journal of Alloys and Compounds vol.648, no. , pp.658, [2015]

  • T. Santhosh Kumar, Pallabi Gogoi, A. Perumal , P. Sharma and D. Pamu "Effect of Cobalt Doping on the Structural, Microstructural, and Dielectric Properties of MgTiO3 Ceramics Prepared by Semi Alkoxide Precursor method", Journal of American Ceramic Society vol., no. , pp. , [2014]

  • Nisha Shankhwar, R. K. Singh, G. P. Kothiyal, A. Perumal and A. Srinivasan "Evolution of magnetic properties of CaO-P2O5-Na2O-Fe2O3-SiO2 glass upon heat treatment", IEEE Transactions in Magnetics vol.50, no., pp.4003504, [2014]

  • Rahul Das, S. Sarma , B. Deka, A. Perumal and A. Srinivasan "Variations in structural and magnetic phase transitions of Ni-Mn-In-Si alloy with change in Ni/Mn ratio", Physics Express vol.4, no. , pp.7, [2014]

  • P. Saravanana, Jen-Hwa Hsu, A. Perumal , AnabilGayen, G.L.N. Reddy, Sanjiv Kumar and S.V. Kamat "Study on the depth profile analysis of Fe/Co intermixing in [SmCo5/Fe]11 magnetic multilayers", Physica B vol.448, no. , pp.1, [2014]

  • Thatikonda Santhosh Kumar, Pallabi Gogoi, Alagarsamy Perumal , Pramod Sharma and Dobbidi Pamu "Effect of Cobalt Doping on the Structural, Microstructure and Microwave Dielectric Properties of MgTiO3 Ceramics Prepared by Semi Alkoxide Precursor Method", Journal of the American Ceramic Society vol.97, no. , pp.1054, [2014]

  • Shyni P. C and A. Perumal "Thermomagnetic properties of nanocrystalline Fe-Si alloys with high Si content", Physica B vol.448, no. , pp.60, [2014]

  • Bhagaban Kisan and A. Perumal "Room temperature ferromagnetism in finite sized ZnO nanoparticles", Physica B vol.448, no. , pp.115, [2014]

  • A. Gayen, B. Biswas, A.K. Singh, P. Saravanan and A. Perumal "Magnetic Properties of FePt based Nanocomposite Thin Films Grown on Low Cost Substrates", Physics Procedia vol.54, no. , pp.23, [2014]

  • R. Das, Perumal Alagarsamy and A. Srinivasan "Critical behavior and magnetic entropy change at magnetic phase transitions in Ni50Mn35In14Si01 ferromagnetic shape memory alloy", Europhysics Letter vol.108, no. , pp.66004, [2014]

  • R. Das, Perumal Alagarsamy and A. Srinivasan "Estimation of entropy change at the first order martensitic transition in Ni-Mn-X based ferromagnetic shape memory alloys", Physica B vol.448, no. , pp.327, [2014]

  • Bipul Deka, S. Ravi , A. Perumal and D. Pamu "Ferromagnetism and ferroelectricity in Fe doped BaTiO3", Physica B: Condensed Matter vol.448, no. , pp.204-206, [2014]

  • Akhilesh Kr. Singh, Srijani Mallik, Subhankar Bedanta and A. Perumal "Spacer layer and temperature driven magnetic properties in multilayer structured FeTaC thin films ", Journal of Physics D: Applied Physics vol.46, no., pp.445005, [2013]

  • Bhagaban Kisan, P. C. Shyni, Samar Layek, H. C. Verma, David Hesp, Vinod Dhanak, Satheesh Krishnamurthy and A. Perumal "Finite size effects in magnetic and optical properties of antiferromagnetic NiO nanoparticles ", IEEE Transaction on Magnetics vol.50, no. , pp.2300704, [2013]

  • P. C. Shyni and A. Perumal "Structural and magnetic properties of Fe100-xSix (0 = x = 40) nanocrystalline alloy powders ", IEEE Transaction on Magnetics vol.50, no. , pp.2101904, [2013]

  • Akhilesh Kr. Singh, Srijani Mallik, Subhankar Bedanta and A. Perumal "Effect of Postannealing and Multilayer Structure on Soft Magnetic Properties of FeTaC Thin Film ", IEEE Transaction on Magnetics vol.50, no. , pp.2000804, [2013]

  • A. Gayen, B. Biswas, A.K. Singh, P. Saravanan and A. Perumal "High temperature magnetic properties of indirect exchange spring FePt/M(Cu,C)/Fe trilayer thin films ", J. Nanomaterials vol.2013, no. , pp.718365, [2013]

  • P Saravanan, Jen-Hwa Hsu, Anabil Gayen, Akhilesh K Singh, A Perumal , G L N Reddy, Sanjiv Kumar and S V Kamat"Effect of Fe layer thickness and Fe/Co intermixing on magnetic properties of Sm-Co/Fe bilayer exchange spring magnets ", Journal of Physics D: Applied Physics vol.46, no. , pp.155002, [2013]

  • Rahul Das, A. Perumal and A. Srinivasan "Tailoring the magnetocaloric properties of Ni51Mn34In15 alloy by Ge and Si substitution for In ", Physics Express vol.3, no. , pp.13, [2013]

  • R. K. Bhuyan, T. S. Kumar, D. Goswami, A. R James, A. Perumal and D. Pamu "Enhanced densification and microwave dielectric properties of Mg2TiO4 ceramics added with CeO2 nanoparticles ", Materials Science and Engineering : B vol.178, no. , pp.471 - 476, [2013]

  • R. K. Bhuyan, T. Santhosh Kumar, A. Perumal , P. Saravanan and D. Pamu "Effect of annealing and atmosphere on the structure and optical properties of Mg2TiO4 thin films obtained by the radio frequency magnetron sputtering method ", Journal of Experimental Nanoscience vol.8, no. , pp.371 - 381, [2013]

  • R. K. Bhuyan, T. Santhosh Kumar, A. Perumal , S. Ravi , and D. Pamu "Optical Properties of Ambient Temperature Grown Nanocrystalline Mg2TiO4 Thin films Deposited by RF Magnetron Sputtering ", Surface and Coatings Technology vol.221, no. , pp.196, [2013]

  • Rahul Das, A. Perumal and A. Srinivasan "Effect of particle size on the magneto-caloric effect in Ni51Mn34In14Si1 alloy", Journal of Alloys and Compounds vol.572, no. , pp.192-198, [2013]

  • Rahul Das, P. Saravanan, D. Arvindha Babu, A. Perumal and A. Srinivasan "Influence of solidification rate and heat treatment on magnetic refrigerant properties of melt spun Ni51Mn34In14Si1 ribbons", Journal of Magnetism and Magnetic Materials vol.344, no. , pp.152-157, [2013]

  • Rahul Das, A. Perumal and A. Srinivasan "Tailoring magnetocaloric properties ofNi51Mn34In15 alloy by Ge and Si substitution for In", Physics Express vol.3, no. , pp.13, [2013]

  • R. K. Bhuyan, T. Santhosh Kumar, A. Perumal , S. Ravi and D. Pamu "Optical Properties of Ambient Temperture Grown Nanocrystalline Mg2TiO4Thin Films Deposited by RF Magnetron Sputtering", Surface and Coatings Technology vol., no. , pp., [2012]

  • Debabrata Mishra, Kula Kamal Senapati, Chandan Borgohain and A. Perumal "CoFe2O4 - Fe3O4 magnetic nanocomposites as photocatalyst for the degradation of methyl orange dye", Journal of Nanotechnology vol.2012, no. , pp.323145, [2012]

  • Akhilesh K. Singh, Bhagaban Kisan, Debabrata Mishra and A. Perumal "Thickness dependent magnetic properties of amorphous FeTaC films", Journal of Applied Physics vol.111, no. , pp.093915-1-7, [2012]

  • J. Mohapatra, D.K. Mishra, Debabrata Mishra, A. Perumal , V.R.R. Medicherla, D.M. Phase and S.K. Singh"Room temperature ferromagnetism in Co doped ZnO within an optimal doping level of 5%", Materials Research Bulletin vol.47, no. , pp. 1417 - 1422, [2012]

  • C. Borgohain, K.K. Senapati, D. Mishra, A. Perumal , K.C. Sarma and P. Phukan"Microstructural changes upon annealing and it's effect on magnetic and mechanical properties of nanosized cobalt ferrite", International Journal of Nanoscience vol.11, no.1, pp.01-Dec, [2012]

  • P. Saravanan, G. Venkata Ramana, K. Srinivasa Rao, B. Sreedhar and A. Perumal "Thin magnetic films of Sm-Co nanocrystallites exploiting spin coating deposition", Thin Solid Films vol.519, no. , pp.6290, [2011]

  • Debabrata Mishra, Akhilesh K. Singh, P.C. Shyni, Deepika Sharma and A. Perumal "Enhanced soft magnetic properties in multilayer structured amorphous Fe-Ta-C films", Journal of Applied Physics vol.109, no. , pp.07A304, [2011]

  • D. Mishra, A. Perumal and A. Srinivasan "Role of microstructure and domain structure on the soft magnetic properties of magnetic field annealed Fe89-xZr11Bxalloys", International Journal of Nanoscience vol.10, no. , pp.301, [2011]

  • B. Samantaray, S. Ravi , A. Perumal , I. Dhiman and A. Das"Neutron powder diffraction studies and magnetic properties in Nd1-xKxMnO3 (x=0.15 and 0.20) compounds", Journal of Applied Physics vol.109, no. , pp.7.00E+150, [2011]

  • B. Choudhury, A. Choudhury, A.K.M. Maidul Islam, A. Perumal and M. Mukherjee"Effect of oxygen vacancy and dopant concentration on the magnetic properties of high spin Co2+ doped TiO2 nanoparticles", Journal of Magnetism and Magnetic Materials vol.323, no. , pp.440, [2011]

  • P. Saravanan, B. Sreedhar, D. Mishra, A. Perumal and V. Chandrasekaran"Hierarchical assembly of Sm2Co7/Co magnetic nanoparticles into highly stable and uniform nanospheres ", Journal of Nanoscience and Nanotechnology vol.11, no. , pp.3706, [2011]

  • Debabrata Mishra, P. Saravanan, A. Perumal and A. Srinivasan "Enhanced soft magnetic properties in magnetic field annealed amorphous Fe(Co)-Zr-B alloys", Journal of Applied Physics vol.109, no. , pp.07A306 , [2011]

  • R. Das, S. Sarma , A. Perumal and A. Srinivasan "Effect of Co and Cu substitution on the magnetic entropy change in Ni46Mn43Sn11 alloy", Journal of Applied Physics vol.109, no. , pp. 07A901, [2011]

  • Debabrata Mishra, A. Perumal and A. Srinivasan "Role of microstructure and domain structure on the soft magnetic properties of annealed Fe89-xZr11Bx (0£x£10) alloys", International Journal of Nanoscience vol.10, no. , pp.301, [2011]

  • Rahul Das, A. Perumal and A. Srinivasan "Evaluation of Ni-Mn-In-Si alloys for magnetic refrigerant application", IEEE Transactions in Magnetics vol.47, no. , pp.2463, [2011]

  • Debabrata Mishra, A. Perumal and A. Srinivasan "Temperature dependent coercivity and relaxation phenomena in amorphous Fe-(Mn)-Zr-B nanoparticles", International Journal of Nanoscience vol.10, no. , pp.605, [2011]

  • P. Saravanan, K.S. Rao, D. Mishra, A. Perumal and V. Chandrasekaran"One-step synthesis of Sm-Co spherical granules via superhydride reduction", Advanced Science Letters vol.3, no. , pp.49, [2010]

  • D. Mishra, M. Gurram, A. Reddy, A. Perumal , P. Saravanan and A. Srinivasan "Enhanced soft magnetic properties and magnetocaloric effect in B substituted amorphous Fe-Zr alloy ribbons", Materials Science and Engineering B vol.175, no. , pp.253, [2010]

  • B. Samantaray, S.Ravi and A. Perumal "Critical behaviour studies in ferromagnetic (Nd,K)-Mn-O compounds Nd1-xKxMnO3 (x = 0.16 and 0.21) ", Journal Mangnetism and Magnetic Materials vol.322, no. , pp.3391, [2010]

  • Debabrata Mishra, A. Perumal and A. Srinivasan "High temperature coercive field behavior of Fe-Zr powder", Journal of Applied Physics vol.105, no., pp. 07A306-07A308, [2009]

  • M. P. C. Kalita, A. Perumal and A. Srinivasan "Evolution of atomic order and soft magnetism in mechanically alloyed nanocrystalline Fe-Si powders subjected to heat treatment", Journal of Physics D: Applied Physics vol.42, no. , pp.105001-105005, [2009]

  • Debabrata Mishra, A. Perumal , P. Saravanan, D. Arvindha Babu and A. Srinivasan "Effect of Co or Mn addition on the soft magnetic properties of amorphous Fe89-xZr11Bx (x = 5, 10) alloy ribbons", Journal of Magnetism and Magnetic Materials vol.321, no. , pp.4097-4102 , [2009]

  • R. K. Singh, A. Perumal , G. P. Kothiyal and A. Srinivasan "Evolution of magnetism in CaO-SiO2-P2O5-Na2O-Fe2O3 bioglass-ceramics", Material Science Forum vol.587-588, no. , pp.171-174, [2008]

  • Debabrata Mishra, A Perumal and A. Srinivasan "Magnetic properties of mechanically alloyed Fe100−xZrx (20 ≤ x ≤ 35) powder", Journal of Physics. D( Applied Physics) vol.41, no.01-Aug, pp.215003, [2008]

  • M P C Kalita, A Perumal and A. Srinivasan "Microstructure and magnetic properties of nanocrystalline Fe75Si20M5 (M = Al, B, Cr) powders", Journal of Physics. D( Applied Physics) vol.41, no.01-Jul, pp.165002, [2008]

  • M P C Kalita, A Perumal and A. Srinivasan "Structure and magnetic properties of nanocrystalline Fe75Si25 powders prepared by mechanical alloying", Journal of Magnetism and Magnetic Materials vol.320, no.01-Jul, pp.2780-2783, [2008]

  • D. Mishra, A Perumal and A. Srinivasan "High temperature magnetic properties of mechanically alloyed Fe-Zr", Materials Letters vol.62, no., pp.2640-2642, [2008]

  • A Perumal ,V. Srinivas and R.A. Dunlap"Microstructure and magnetic properties of nanocrystalline FeMnZralloys", Nanotrends: A Journal of Nanotechnology and Its Applications vol.4, no. , pp.16-19, [2008]

  • M.P.C. Kalita, A. Perumal and A. Srinivasan "Structural analysis of mechanically alloyed nanocrystalline Fe75Si15Al10 powders", Materials Letters vol.61, no. , pp.824-826, [2007]

  • M. Kar, A. Perumal and S. Ravi "Critical Behaviour Studies in La1-xAgxMnO3 Double Exchange Ferromagnet", Phys. Status. Solidi A vol.243, no. , pp.1908, [2006]

  • A. Perumal, Hyun-Seok Ko and Sung-Chul Shin"Low temperature non-collinear behavior in FePt nanogranular thin film system", Thin Solid Films vol.510, no. , pp.280, [2006]

  • A. Perumal "L10 ordered FePt thin films for perpendicular magnetic recording media ", Magnetic Society of India Bulletin vol.32, no. , pp.17-23, [ -----]

Conferences

  • Bipul Deka, S. Ravi and A. Perumal"High temperature weak ferromagnetism in Fe doped PbTiO3 ", International Conference On Innovative Research In Applied Physics, Material Sciences, Instrumentation, Electronics, Communication, Electrical, Power Control, Computer Science and Information Technology (TECHNOVA-2016) vol., no. , pp. , [Dec. 22-23, 2016 ]

  • Aneeta Manjari Padhan, M. Satish, P. Saravanan and Perumal Alagarsamy"Dynamics of mechanical activation on aluminothermic reduction process and magnetic properties of NiO powders ", Proceeding of International Conference on Magnetic Materials and Applications vol., no. , pp., [2017]

  • Camelia Das and Perumal Alagarsamy"Tuning the magnetic properties of stripe domain structured CoFeB films using stack structure with spacer layer thickness dependent interlayer coupling", Proceeding of International Conference on Magnetic Materials and Applications vol., no. , pp. , [2017]

  • Amol Nande, Patta Ravikumar, and Perumal Alagarsamy"Effect of oxidation on the structural, vibrational, magnetic and electrical properties of Fe thin films ", AIP Conference Proceeding vol.1832, no. , pp.130028, [2017]

  • Amol Nande, Patta Ravikumar and A. Perumal"Effect of Oxidation on the Structural, Vibrational, Magnetic and Electrical Properties of Fe Thin Films", Proceedings of DAE Symposium vol., no. , pp. , [2016]

  • Camelia Das, Sambit Mohapatra, A. Gangshettiwar and Perumal Alagarsamy"Magnetic properties of single layer and multilayer structured CoFeB based thin films", International Conference on Magnetic Materials and Application (IC-MagMA-2015), VIT Vellore vol.1, no. , pp.97-98 , [2015]

  • Camelia Das, Sambit Mohapatra, A. Gangshettiwar and Perumal Alagarsamy"Magnetic properties of single layer and multilayer structured CoFeB based thin films", International Conference on Magnetic Materials and Application (IC-MagMA-2015), VIT Vellore vol.1, no. , pp.97-98 , [2015]

  • Camelia Das, Sambit Mohapatra, A. Gangshettiwar and Perumal Alagarsamy"Magnetic properties of single layer and multilayer structured CoFeB based thin films", International Conference on Magnetic Materials and Application (IC-MagMA-2015), VIT Vellore vol.1, no. , pp.97-98 , [2015]

  • Camelia Das, Sambit Mohapatra, A. Gangshettiwar and Perumal Alagarsamy"Magnetic properties of single layer and multilayer structured CoFeB based thin films", International Conference on Magnetic Materials and Application (IC-MagMA-2015), VIT Vellore vol.1, no. , pp.97-98 , [2015]

  • Aneeta Manjari Padhan, P. Ravikumar, P. Saravanan, Perumal Alagarsamy"Enhanced magnetic properties of NiO nanoparticles by mechanical activation of aluminothermic reduction of NiO prepared by high energy ball milling process", International Conference on Magnetic Materials and Application (IC-MagMA-2015), VIT Vellore vol.1, no. , pp.209-210 , [2015]

  • Patta Ravikumar and Perumal Alagarsamy"Thickness dependent ferromagnetism in thermally decomposed NiO thin film", International Conference on Magnetic Materials and Application (IC-MagMA-2015), VIT Vellore vol.1, no. , pp.113-114 , [2015]

  • A. K. Singh, J. H. Hsu, and Perumal Alagarsamy"Temperature dependent magnetic coupling between ferromagnetic FeTaC layers in multilayer thin films", International Conference on Magnetic Materials and Application (IC-MagMA-2015), VIT Vellore vol.1, no. , pp.174-175 , [2015]

  • A. Perumal , A. K. Sinigh, A. Gayen and C. Das"Nature of interlayer coupling and magnetization reversal process in amorphous nanocrystalline multilayer FeTaC thin films", Indo-Japan workshop on Magnetism at Nanoscale vol.1, no. , pp.IO-23, [2015]

  • A. Perumal , A. K. Singh, P.C. Shyni, B. Kisan, A. Gayen and C. Das"Role of nanostructure on the materials’ properties and applications", National Conference on New Approaches of Basic Sciences Towards the development of engineering and technology – 2015 vol.1, no. , pp.18, [2015]

  • A. Perumal , A. K. Singh, S. Mallik and S. Bedanta"Thickness and Spacer layer driven magnetic domains and magnetic properties in amorphous FeTaC thin films", International Conference on Magnetic Materials and Application (IC-MagMA-2014) vol.1, no. , pp.23, [2014]

  • B. Sethi, A. Perumal , A. Srinivasan and S. B . Santra "Magnetic phase transitin in Iron rich Fe-Zr-B-Co alloy ribbons", International Conference on Magnetic Materials and Application (IC-MagMA-2014) vol.1, no. , pp.171, [2014]

  • B. Kisan and A. Perumal "Room temperature ferromagnetism in NiO nanoparticles prepared by sol-gel method", International Conference on Magnetic Materials and Application (IC-MagMA-2014) vol.1, no. , pp.192, [2014]

  • A. Gayen and A. Perumal "Thickness dependent magnetic properties of amorphous CoFeB thin films", International Conference on Magnetic Materials and Application (IC-MagMA-2014) vol.1, no. , pp.224, [2014]

  • B. Deka, S. Ravi and A. Perumal "Effect of Sm doping on the structural and magnetic properties of BiFeO3", International Conference on Magnetic Materials and Application (IC-MagMA-2014) vol.1, no. , pp.293, [2014]

  • R. Modak, B. Deka, A. K. Singh, A. Gayen, A. Perumal , M. Manivel Raja and A. Srinivasan "Structural and magnetic properties of Ni-Mn-Sn thin films", Proc. 59th DAE Solid State Physics Symp. vol., no. , pp. , [2014]

  • Santhosh Kumar Thatikonda , Pallabi Gogoi , Bhagban Kisan , A. Perumal , Pramod Sharma and D. Pamu "Magnetic Properties of Co Doped MgTiO3 ceramics", International Conference on Magnetic Materials & Applications (MagMA 2013), IIT Guwahati, Assam, India vol., no. , pp. , [2013]

  • Bipul Deka, S. Ravi , A Perumal and D. Pamu "Ferromagnetism, Ferroelectricity in Fe doped BaTiO3", International Conference on Magnetic Materials & Applications (MagMA 2013), IIT Guwahati, Assam, India vol., no. , pp. , [2013]

  • Rahul Das, A. Perumal and A. Srinivasan "Tailoring the magneto-caloric properties of Ni-Mn-In-Si alloy by shape and size variations", International Symposium on Advanced Magnetic Materials and Applications (ISAMMA 2013),Taichung, Taiwan vol., no. , pp. , [2013]

  • Akhilesh Kr. Singh and A. Perumal "Enhanced soft magnetic properties in stress free amorphous FeTaC/Ta multilayer thin films ", AIP Conf. Proc. vol.1512, no. , pp.630, [2013]

  • Rahul Das, S. Sarma , B. Deka, P. Alagarsamy and A. Srinivasan "Variations in structural and magnetic properties of Ni-Mn-In-Si alloy with Ni/Mn ratio change", International Conference on Materials Science (ICMS 2013), Agartala vol., no. , pp. , [2013]

  • B. Sethi, A. Perumal , A. Srinivasan and S. B. Santra "High-temperature critical behaviour of mechanically alloyed Fe80Zr20powder", International Conference on Materials Science (ICMS 2013), Agartala vol., no. , pp. , [2013]

  • Rahul Das, Shilpi Show, A. Perumal and A. Srinivasan "Comparison of magnetocaloric effect in bulk and ball milled Ni50Mn36Fe1Sn13 alloy", National Conf. Magn. Mater. Appl. (MagMA 2012), IIT Madras, Chennai vol., no. , pp. , [2012]

  • B. Sethi, A. Perumal , A. Srinivasan , and S. B. Santra "High temperature magnetic properties of Fe_74Zr_11B_10Co_5 alloy ribon", Proc. CMDAYS, Birla Institute of Technology, Ranchi vol., no. , pp. , [2012]

  • Rahul Das, A. Perumal and A. Srinivasan "Estimation of latent heat and entropy changes at the first order structural transition in Ni55Mn21-xGa24+x alloys", International Symposium on Processing and Fabrication of Advanced Materials (PFAM-21), IIT Guwahati vol., no. , pp. , [2012]

  • R. K. Bhuyan, T. Santhosh Kumar, A. Perumal , S. Ravi and D. Pamu "Optical properties of ambient temperature grown nanocrystalline Mg2TiO4 thin films", Proc. Taiwan Association for Coating and Thin Film Technology (TACT 2011), Kenting, Taiwan vol., no. , pp. , [2011]

  • R. K. Bhuyan, T. Santhosh Kumar, A. Perumal , P. Saravanan and D. Pamu "Effect of annealing on structural and optical Properties of Mg2TiO4 nanocrystalline thin films, prepared by RF magnetron sputtering", Proc. 2nd International Conference of Advance Nanomaterials and Nanotechnology, IITG. (ICANN 2011) vol., no. , pp. , [2011]

  • R. Das, A. Perumal and A. Srinivasan "Magnetic properties and magnetocaloric effect in Ni55Mn21-xGa24+x alloys", Condensed Matter Days 2011, Gauhati University vol., no. , pp. , [2011]

  • Rahul Das, A. Perumal and A. Srinivasan "Magnetic refrigerant properties of Ni50Mn37-xFexSn13 alloy at low magnetic fields", 56th DAE-SSP Symp. SRM University, Kattamkullatur vol., no. , pp. , [2011]

  • B., Singh, V., Perumal A. and Srinivas, V."Influence of synthesis processes on microstructure and magnetic properties in Fe70Co30 alloy nanoparticles Bhoi", AIP Conference Proceedings vol.1347, no. , pp. , [2011]

  • Das, R., Sarma, S. , Perumal A. , Srinivasan, A. "Enhanced magnetocaloric effect in cobalt substituted Ni-Mn-Ga Alloys", AIP Conference Proceedings vol.1347, no. , pp.107, [2011]

  • Rahul Das, A. Perumal and A. Srinivasan "Room temperature magneto-caloric effect in Fe substituted Ni-Mn-Sn alloy", TMS Annual Meeting vol.1, no. , pp.325, [2011]

  • R. Das, S. Sarma , A. Perumal and A. Srinivasan "Enhanced magnetocaloric effect in Co substituted Ni-Mn-Ga alloys", Proc. of International Conference on Magnetic Materials. (ICMM 2010), SINP, Kolkata vol., no. , pp. , [2011]

  • Debabrata Mishra, A. Perumal and A. Srinivasan "Enhanced Soft magnetic properties in Mn substituted amorphous Fe-Mn-Zr-B powders prepared by ball milling", National Conference on Recent Advances in Correlated Electron Systems, IIT Guwahati vol., no. , pp. , [2010]

  • Debabrata Mishra, A. Perumal and A. Srinivasan "Coercivity and magnetic relaxation behaviors of interacting Fe-Mn-Zr-B Nanoparticles", International Conference on Nano Science and Technology, IIT Bombay vol., no. , pp. , [2010]

  • R. Das, A. Perumal and A. Srinivasan "Room temperature magnetocaloric effect in Co substituted Ni-Mn-Sn alloy", National Conference on New Approaches of Basic Sciences towards the Development of Engg. & Tech., Don Bosco College of Engg. & Tech. Guwahati vol., no. , pp. , [2010]

  • Debabrata Mishra, Akhilesh K. Singh, P.C. Shyni, Deepika Sharma and A. Perumal "Enhanced soft magnetic properties in multilayer structured amorphous Fe-Ta-C films", Presented in Annual Conference on Magnetism and Magnetic Materials, Atlanta, USA vol., no. , pp. , [2010]

  • B. Samantaray, S. Ravi , A. Perumal , I. Dhiman and A. Das "Neutron powder diffraction studies and magnetic properties in Nd1-xKxMnO3 (x=0.15 and 0.20) compounds ", Presented in Annual Conference on Magnetism and Magnetic Materials, Atlanta, USA vol., no. , pp. , [2010]

  • Debabrata Mishra, P. Saravanan, A. Perumal and A. Srinivasan "Enhanced soft magnetic properties in magnetic field annealed amorphous Fe(Co)-Zr-B alloys", Presented in Annual Conference on Magnetism and Magnetic Materials, Atlanta, USA vol., no. , pp. , [2010]

  • Rahul Das, S. Sarma , A. Perumal and A. Srinivasan "Effect of Co and Cu substitution on the magnetic entropy change in Ni46Mn43Sn11 alloy ", Presented in Annual Conference on Magnetism and Magnetic Materials, Atlanta, USA vol., no. , pp. , [2010]

  • B. Samantaray, S.Ravi and A. Perumal "Critical Behavior Studies in Nd-Mn-O based double exchange ferromagnetic compounds", Discussion meeting on Statistical Physics and Condensed Matter Physics,I.I.T Guwahati vol., no. , pp. , [2009]

  • S. Sarma, A. Perumal and A Srinivasan "The nature of ferromagnetic phase transition in Co-Ni-Ga alloys", Proceeding of International Workshop & Conference on Statistical Physics Approach to Multidisciplinary Problems, Guwahati vol., no. , pp. , [2008]

  • D.Mishra , A. Perumal and A. Srinivasan "Structural , kinetic and magnetic properties of mechanically alloyed Fe-Zr powders", Proceeding of AIP Conference vol.1003, no. , pp.219221, [2008]

  • D.Mishra , A. Perumal and A. Srinivasan "Composition dependent properties of mechanically alloyed amorpfous fe-zr-b powders", Sixth International Conference on Mechanochemistry and mechanical alloying , NML, Jamshedpur vol., no. , pp. , [2008]

  • M. P. C. Kalita, A. Perumal and A. Srinivasan "Effect of heat treatment on nanocrystalline Fe75Si25 and Fe75Si15Cr10 powders", Vth Conference of Physics Academy of North East, Gauhati University, Guwahati, 1-3 March 2007 vol., no. , pp.30, [2007]

  • M. P. C. Kalita, A. Perumal , A. Srinivasan and H.C. Verma"Properties of nanocrystalline Fe75Si15M10 (M=Al and Cr) powders prepared by mechanical alloying", Proc. International Conference on Advanced Nanomaterials (ANM2007), January 8-10th, 2007, Mumbai, India. vol., no. , pp., [2007]

  • M. P. C. Kalita, A. Perumal, A. Srinivasan, B. Pandey and H.C. Verma"Properties of nanocrystalline Fe75Si15M10 (M=Al and Cr) powders prepared by mechanical alloying", Proceeding of Advanced nanomaterials 2007, An International Conf. on Experimental Condensed Matter Physics, January 2007, Mumbai, India. vol., no. , pp. , [2007]

  • R. K. Singh, A. Perumal , G.P. Kothiyal and A Srinivasan "Evolution of magnetism in CaO-SiO2-P2O5-Na2O-Fe2O3 bioglass ceramics", Proceedings of Materials 2007, Porto, Portugal vol., no. , pp. , [2007]

  • M.P.C. Kalita, A. Perumal and A Srinivasan "Magnetic properties of mechanically alloyed nanocrystalline Fe75Si15B10 powders", Proceedings of DAE Solid State Physics Symposium, 52, Mysore vol., no. , pp. , [2007]

  • D. Mishra, A. Perumal and A Srinivasan "Structural, Kinetic and Magnetic properties of Mechanically alloyed Fe-Zr Powders", Proceedings of Int. Conf. on Magnetic Materials 2007 (ICMM-2007), Kolkata vol., no. , pp. , [2007]

  • M. P. C. Kalita, A. Perumal and A. Srinivasan"Preparation of non-equilibrium solid solution Fe75Si25-xMx (M=Al, Cr and B) alloys with nanocrystalline structure by mechanical alloying", Proc. Solid State Phys. Symp., Bhopal, 26-30 December vol., no. , pp.321, [2006]

  • D. Mishra and A. Perumal"Studies on ferromagnetic noncrystalline Fe-Zr-B alloys", Proc. Solid State Phys. Symp., Bhopal, 26-30 December vol.51, no. , pp.273, [2006]

  • M. P. C. Kalita, A. Perumal and A. Srinivasan"Preparation of non equilibrium solid solution of Fe75Si25-xMx (M=Al, Cr, B) with nano crystalline structure", Proc. DAE Solid State Phys. Symp.,26-30 December vol.51, no. , pp.321, [2006]

  • S. Sarma, Manos P. C. Kalita, A. Perumal and A. Srinivasan"Development of high temperature and low field AC susceptometer", Proc. National Workshop on Advanced Techniques for Material Characterization, M. S. University of Baroda, Vadodara, February vol., no. , pp.19, [2006]

  • A. Perumal, V. Srinivas and R. A. Dunlap"Microstructure and magnetic properties of nanocrystalline Fe-Mn-Zr alloy", Proceedings of International Conference of Nanotechnology- Materials and Methods, 23-25 June 2006, Coimbatore, India. vol., no. , pp. , [2006]

  • A. Perumal, Hyun-Seok Ko and Sung-Chul Shin"Nano-granular type FePt perpendicular thin films for ultrahigh density perpendicular recording media", Proceedings of International Conference of Nanotechnology- Materials and Methods, 23-25 June 2006, Coimbatore, India. vol., no. , pp. , [2006]

  • A. Perumal"Study of magnetic properties of amorphous Fe-Mn-Zr alloys", Proc. Indian Natn. Sci. Acad., vol.72, no.43, pp. , [2006]

  • A. Perumal,H. S. Ko and S. C. Shin"Control of spin orientation and L10 ordering by carbon doping in FePt thin films", Proc. Inter. Conf. on Advanced Materials Design and Development,Goa, India, 14-16 December vol., no. , pp.61, [2005]

  • M.P.C. Kalita, A. Perumal and A. Srinivasan , "Synthesis of DO3 structured nanocrystalline Fe-Si-Al powders ", Proc. DAE SSP Symp., vol.50, no. , pp. 215-216, [2005]

  • Bipul Deka, A. Perumal, S. Ravi"Spin Reorientation in Mn doped YFeO3", International Conference of Magnetism and Magnetic Materials (ICMAGMA-2015) held at VIT, Vellore vol., no. , pp. , [ Dec 2-4,2015]

Text book/Book chapters

  • A. Perumal Alagarsamy , S. Pandian and A. Srinivasan "Selected papers from International Conference on Magnetic Materials and Applications (MagMA-2013)", Physica B (Elsevier) vol.448, no. , pp.1 – 356 , [2014]

  • A. Perumal Alagarsamy , S. Pandian and A. Srinivasan "International Conference on Magnetic Materials and Applications, MagMA-2013", Physics Procedia (Elsevier) vol.54, no. , pp.1 – 184 , [2014]

  • P. K. Giri , D. K. Goswami and A. Perumal "Advanced Nanomaterials and Nanotechnology", Springer Proceedings in Physics vol.143, no. , pp. , [2012]

  • P. K. Giri ,D. K. Goswami, A. Perumal and A. Chattopadhyay"Guest Editors, Special Issue of Int. J. Nanosceince", World Scientific Publishing, Singapore vol.10, no.1 & 2, pp., [2011]

  • P. K. Giri , D. K. Goswami, A. Perumal and A. Chattopadhyay"Advanced Nanomaterials and Nanotechnology, Guest Editors, Special Issue of Int. J. Nanosceince", World Scientific Publishing, Singapore vol.10, no.1, pp. , [2011]

  • P. K. Giri , D. K. Goswami, A. Perumal and A. Chattopadhyay"Volume Editors, AIP Conference Proceeding ", Proc. of the International Conference on Advanced Nanomaterials and nanotechnology (ICANN-2009) vol.1276, no.1, pp. , [2009]