Research Outcomes

Rohan, J., Kuchibhotla, M., Haragopal, V., Haldar, A., Murapaka, C., & Kannan, V. (2025). Effect of antidot on magnetization dynamics of permalloy nanowire. Physica Scripta, 100(9), 095503. 

 K. Sahoo, M. Talluri, D. Maity, S. Mundlia, A. Lal, M. S. Devapriya, A. Haldar, Chandrasekhar Murapaka*, T N Narayanan, "Vanadium Doped Magnetic MoS2 Monolayers of Improved Electrical Conductivity as Spin-Orbit Torque Layer" Advanced Functional Materials 2502408 (2025).

Aszad Alam, G. Phukan, Chandrasekhar Murapaka, J.P. Borah, Aimin Yu, Mudrika Khandelwal, "Governing the Magnetic Hyperthermia Performance through Assembly Effect in Superparamagnetic Biocomposites: Dispersed Chains and Clustered Assemblies Immobilized on the Bacterial Nanocellulose Fibers" Journal of Magnetism and Magnetic Materials (In Press 2025).

R. Mondal, V. Alman, A. Haldar, Chandrasekhar Murapaka*, "Impact of Cr spacer layer on spin transport properties in Co2FeAl/Ta system", Journal of Superconductivity and Novel Magnetism, 38:76 (2025).

B Panigrahi, MM Raja, Chandrasekhar Murapaka, A Haldar, "Spin-to-charge conversion via dual-mode ferromagnetic resonance in Ta/NiFe/FeMn/CoFeB multilayer", Journal of Magnetism and Magnetic Materials 608, 172420 (2024).

V Haragopal, R Jaiswal, Chandrasekhar Murapaka*, V Kannan, "Field-Induced Multistate Magnetization Switching in Ferromagnetic Nanowire with Parallel Anti-dots for Memristor Applications", Journal of Superconductivity and Novel Magnetism, 37, 1793-1800 (2024).

K Sriram, YS Pappu, R. Mondal MS Devapriya, J Pradhan, A Haldar, Chandrasekhar Murapaka*, "Deposition pressure-controlled phase tailoring and stability of β-W for spintronic applications", Journal of Applied Physics 136, 045302 (2024).

Talluri Manoj, Zhenchao Wen, Jun Uzuhashi, Tadakatsu Ohkubo, Hiroaki Sukegawa, Chandrasekhar Murapaka, Brian York, Xiaoyong Liu, Quang Le, Seiji Mitani, "Spin–Orbit Torque Modulated by Interface Chemistry in Topological BiSb/NiFe Bilayers with Titanium Insertion", ACS: Applied Electronic Materials 6, 4269 (2024).

S Sivasubramani, B Paikaray, K. Mahathi, A Haldar, Chandrasekhar Murapaka, A. Acharya, "Area Efficient Skyrmion Logic based Approximate Adder Architecture Design Methodology", Transactions on Emerging Topics in Computing (In Press 2024).

B Panigrahi, MM Raja, Chandrasekhar Murapaka, A Haldar, "Dual mode spin to charge conversion using inverse spin Hall effect in NiFe/FeMn/NiFe multilayer thin films", Journal of Physics D: Applied Physics 57, 305005 (2024).

R Mondal, MS Devapriya, J Pradhan, A Haldar, Chandrasekhar Murapaka*, "Effect of growth rate on structural, magnetic and spin dynamic properties of Co2FeAl thin films", Thin Solid Films, 140268 (2024).

V Haragopal, R Jaiswal, V Kannan, Chandrasekhar Murapaka*, WS Lew, "Current-Induced Domain Wall NOT Gate Logic Operation via Chirality Flipping by Exploiting Walker Breakdown"Journal of Superconductivity and Novel Magnetism, 1-7 (2024).

S Sara, Chandrasekhar Murapaka, A Haldar, "Voltage-controlled magnetic anisotropy gradient-driven skyrmion-based half-adder and full-adder" Nanoscale 16 (4), 1843-1852 (2024).

K Sriram, YS Pappu, MS Devapriya, J Pradhan, A Haldar, Chandrasekhar Murapaka*, "Deposition pressure dependence on spin Hall angle of W thin films grown on NiFe" SPIN (2023).

R. Singh, G. K. Maurya, V. Gautam, R. Kumar, M. Kumar, KG Suresh, B. Panigrahi, Chandrasekhar Murapaka, A. Haldar, P. Kumar, "Proximity induced band gap opening in topological-magnetic heterostructure (Ni80Fe20/p-TlBiSe2/p-Si) under ambient condition", Scientific Reports 13 (1), 22290 (2023).

J Pradhan, MS Devapriya, R Mondal, T Manoj, Chandrasekhar Murapaka, A Haldar, "Effect of thermal annealing on the magnetization reversal and spin dynamics in ferrimagnetic TbCo thin films", Journal of Magnetism and Magnetic Materials 587, 171363 (2023).

K Sriram, R Mondal, J Pradhan, A Haldar, Chandrasekhar Murapaka*, "Structural Phase Engineering of (α+ β)-W for a Large Spin Hall Angle and Spin Diffusion Length", The Journal of Physical Chemistry C 127 (46), 22704 (2023).

R Gupta, J Pradhan, A Haldar, Chandrasekhar Murapaka*, PC Mondal, "Chemical Approach Towards Broadband Spintronics on Nanoscale Pyrene Films", Angewandte Chemie, e202307458 (2023).

K Sriram, J Pradhan, M S Devapriya, A Haldar, Chandrasekhar Murapaka*, "Annealing dependence on magnetization dynamics and two-magnon scattering in Co40Fe40B20 thin films", Thin Solid Films,139924 (2023).

V. Haragopal, R. Jaiswal, Chandrasekhar Murapaka*, K. V. Nandhini, "Formation of 360 ̊ domain wall in a ferromagnetic nanowire by splitting and recombination of 180 ̊ domain wall", Proceedings of the National Academy of Sciences, India Section A: Physical Sciences. (2023).

B Panigrahi, MM Raja, J Sinha, , Chandrasekhar Murapaka, A Haldar, "NiFe/FeMn exchange biased systems for bias-field-free magnetization dynamics", Thin Solid Films, 139923 (2023).

Vidya Alman, Anil Annadi, Chandrasekhar Murapaka, Jhantu Pradhan, Arabinda Haldar, Vidyadhar Singh, Murtaza Bohra "Thickness-Driven Magnetic Behavior in Ni–Cr Nanocrystalline Thin Films: Implications for Spintronics and Magnetic Cooling", ACS Applied Nano Materials (2023).

M S Devapriya, Kartheek Biswas, Chandrasekhar Murapaka, A. Haldar, "Magnetization Dynamics of Domain Walls in Cylindrical Nanowires", Proceedings of the National Academy of Sciences, India Section A: Physical Sciences (2023).

P. J. Krishnanjana, B Paikaray, Chandrasekhar Murapaka*, A Haldar, "Giant tunability of microwave responses for current-driven skyrmions in a tapered nanostructure with notches" Journal of Physics D: Applied Physics (Accepted 2023).

B Panigrahi, MM Raja, Chandrasekhar Murapaka, A Haldar, Bias-Field-Free Microwave Operation in NiFe/FeMn Exchange Biased Bilayers by Varying FeMn Thickness, Journal of Superconductivity and Novel Magnetism (In press 2023).

B Paikaray, K. Mahathi, A Haldar, Chandrasekhar Murapaka*, "Skyrmion based majority logic gate by voltage controlled magnetic anisotropy in a nanomagnetic device", Nanotechnology 34, 225202 (2023).

R. Jaiswal, V. Haragopal, Chandrasekhar Murapaka*, K. V. Nandhini, "Chirality-Dependent Domain Wall Splitting and Recombination in Ferromagnetic Nanostructure with an Anti-dot", Journal of Superconductivity and Novel Magnetism 36, 665 (2023).

S Sivasubramani, B Paikaray, K. Mahathi, A Haldar, Chandrasekhar Murapaka, A. Acharya, "Skyrmion based 3D low complex runtime reconfigurable architecture design methodology of universal logic gate", Nanotechnology 34, 13LT01 (2023).

Talluri Manoj, Hari Prasanth Perumal, Bibekananda Paikaray, Arabinda Haldar, Jaivardhan Sinha, Pinaki Prasad Bhattacharjee, Chandrasekhar Murapaka, "Perpendicular magnetic anisotropy in a sputter deposited nanocrystalline high entropy alloy thin film", Journal of Alloy and Compounds, 167337 (2023). 

B Paikaray, K. Mahathi, A Haldar, Chandrasekhar Murapaka, "Reconfigurable logic operations via gate controlled skyrmion motion in a nanomagnetic device", ACS Applied Electronic Materials 4, 2209 (2022).    

K. Sriram, Jay Pala, Rohiteswar Mondal, Bibekananda Paikaray, Komal Jain, G.A. Basheed, Arabinda Haldar, Chandrasekhar Murapaka, "Effect of annealing on magnetization reversal and spin dynamics in Co40Fe40B20 thin films, Journal of Superconductivity and Novel Magnetism (2022).  

B. Paikaray, S. Somesh, T. Manoj, K. Sriram, H. Basumarty, Arabinda Haldar, Chandrasekhar Murapaka, "Large spin pumping and inverse spin Hall effect in Ta/Py bilayer structures", Physica Status Solidi A: Applications and Materials Science, 2100608 (2022).  

Chokkakula L.P. Pavithra, Reddy Kunda Siri Kiran Janardhana, Kolan Madhav Reddy, Chandrasekhar Murapaka, U. Klement and Suhash R. Dey, "Graphene Oxide Reinforced Magnetic FeCoNiCuZn High Entropy Alloys through Electrodeposition", The Journal of Electrochemistry, 169, 022501 (2022).

K. Sriram, Jay Pala, Bibekanda Paikaray, Arabinda Haldar, Chandrasekhar Murapaka, "Effect of seed layer on Ta crystalline phase and spin Hall angle", Nanoscale 13, 19985 (2021).

Talluri Manoj, Srinu Kotha, Bibekanda Paikaray, Dasari Srideep, Arabinda Haldar, Kotagiri Venkata Rao, Chandrasekhar Murapaka, "Giant Spin Pumping at Ferromagnet (Permalloy) - Organic Semiconductor (Perylene diimide) Interface", RSC Advances 11, 35567 - 35574 (2021).

A Litvinenko, P Sethi, Chandrasekhar Murapaka, A Jenkins, V Cros, P Bortolotti, R Ferreria, B Dieny, U Ebels, "Analog and digital phase modulation and signal transmission with spin torque nano-oscillators" Physical Review Applied, 16 (2), 024048 (2021).

A. Kumar, R. Sharma, K. I. Ali Khan, Chandrasekhar Murapaka, G. J. Lim, W. S. Lew, S. Chaudhary, P. K. Muduli, "Large Damping-like Spin-Orbit Torque and Improved Device Performance Utilizing Mixed-Phase Ta", ACS Applied Electronic Materials, 3, 3139-3146 (2021).

B Paikaray, K. Mahathi , Chandrasekhar Murapaka, A Haldar, "Skyrmion Dynamics in Concentric and Eccentric Nano-Ring Structures", IEEE Transaction on Magnetics (In Press 2021).

B Paikaray, A Joseph, Chandrasekhar Murapaka, A Haldar, "Tunable microwave properties of a skyrmion in an isolated nanodisk" Journal of Magnetism and Magnetic Materials 529, 167900 (2021).

Chokkakula L.P. Pavithra, Reddy Kunda Siri Kiran Janardhana, Kolan Madhav Reddy, Chandrasekhar Murapaka, Xiadong Wang and Suhash R. Dey, "One-dimensional Co-Cu-Fe-Ni-Zn high-entropy alloy nanostructures", Materials Research Letters, 9 (7) 285-290 (2021).

Chokkakula L. P. Pavithra, Reddy Kunda Siri Kiran Janardhana, Kolan Madhav Reddy, Chandrasekhar Murapaka, Joydip Joardar, Bulusu V. Sarada, Rameez R. Tamboli, Yixuan Hu, Yumeng Zhang, Xiaodong Wang and Suhash Ranjan Dey, "An advancement in the synthesis of unique soft magnetic CoCuFeNiZn high entropy alloy thin films" Scientific Reports, 11, 1-8 (2021).

AK Behera, C Murapaka, S Mallick, BB Singh, S Bedanta, Skyrmion Racetrack memory with an antidot, Journal of Physics D: Applied Physics (2020).

GJ Lim, WL Gan, WC Law, C Murapaka, WS Lew, Spin-orbit torque induced multi-state magnetization switching in Co/Pt hall cross structures at elevated temperatures, Journal of Magnetism and Magnetic Materials 514, 167201 (2020).

Gerard Joseph Lim, Daniel Chua, Weiliang Gan, Chandrasekhar Murapaka and Wen Siang Lew, "Programmable Spin-Orbit Torque Logic Device with Integrated Bipolar Bias Field for Chirality Control" Advanced Electronic Materials 6, 1901090 (2020).

Q. Y. Wong, Chandrasekhar Murapaka, W. C. Law, W. L. Gan, G. J. Lim and W. S. Lew, "Enhanced Spin-Orbit Torques in Rare-Earth Pt/[Co/Ni]2/Co/TbSystems", Physical Review Applied 11, 024057 (2019).

S. Krishnia, Chandrasekhar Murapaka, P. Sethi, G. J. Lim, Q. Y. Wong, W. Gan and W. S. Lew, "Current-induced spin-orbit effective field modulations in synthetic antiferromagnetic structures" Journal of Magnetism and Magnetic Materials 475, 327-333 (2019).

U Ebels, J Hem, A Purbawati, A Ruiz Calafora, Chandrasekhar Murapaka, L Vila, K Jaimes Merazzo, E Jimenez, M-C Cyrille, R Ferreira, M Kreissig, R Ma, F Ellinger, R Lebrun, S Wittrock, V Cros, P Bortolotti, "Spintronic based RF components", Joint Conference of the European Frequency and Time Forum and IEEE International Frequency Control Symposium (EFTF/IFCS) 66-67, (2017).

A. Ruiz-Calaforra, A. Purbawati, T. Bracher, J. Hem, Chandrasekhar Murapaka, E. Jimenez-Romero, D. Mauri, A. Zeltser, J. A. Katine, M.-C. Cyrille, L. D. Buda-Prejbeanu, and U. Ebels, "Frequency shift keying in MTJ based Spin torque nano-oscillator with high bit rates" Applied Physics Letters 111, 082401 (2017).

Chandrasekhar Murapaka, P. Sethi, S. Goolaup and W. S. Lew, "Reconfigurable logic via gate controlled domain wall trajectory in magnetic network structure", Scientific Reports 6, 20130 (2016).

P. Sethi, Chandrasekhar Murapaka, S.Goolaup, Y. J. Chen, S. H. Leong and W. S. Lew, "Direct observation of deterministic domain wall trajectory in magnetic network structures", Scientific Reports 6, 19027 (2016).

DW Wong, I Purnama, GJ Lim, WL Gan, Chandrasekhar Murapakaand W. S. Lew, "Current- induced three-dimensional domain wall propagation in cylindrical NiFe nanowires", Journal of Applied Physics 119 (15), 153902 (2016).

P. Sethi, Chandrasekhar Murapaka, G. J. Lim, and W. S. Lew, "In-plane current induced domain wall nucleation and its stochasticity in perpendicular magnetic anisotropy Hall cross structures", Applied Physics Letters 107, 192401 (2015).

Chandrasekhar Murapaka, S. Goolaup, I. Purnama and W. S. Lew, "Coupled domain wall oscillations in magnetic cylindrical nanowires", Journal of Applied Physics 117, 053913 (2015).

Chandrasekhar Murapaka, M. Tran, L. Wang, G. C. Han and W. S. Lew, "Increased stability against spin torque noise in current perpendicular to the plane self-biased differential dual spin valves", Journal of Magnetism and Magnetic Materials 374, 740 (2015).

D. W. Wong, Chandrasekhar Murapaka, W. L. Gan, I. Purnama and W. S. Lew, "Dynamics of three- dimensional helical domain wall in cylindrical NiFe nanowires", Journal of Applied Physics 117, 17A747 (2015).

S. Goolaup, M. Ramu, Chandrasekhar Murapaka and W. S. Lew, "Transverse domain wall profile for logic applications", Scientific Reports 5, 9603 (2015).

Chandrasekhar Murapaka, P. Sethi, S. Goolaup, M. Ramu, Y. J. Chen, S. H. Leong, and W. S. Lew, "Direct observation of domain wall evolution at a bifurcation in magnetic network structures", Applied Physics Express 7, 113003 (2014).

Chandrasekhar Murapaka, S. Goolaup, I. Purnama and W. S. Lew, "Depinning assisted by domain wall deformation in cylindrical nanowires", Journal of Applied Physics 115, 083913 (2014).

C. Guite, I. S. Kerk, Chandrasekhar Murapaka, R. Maddu, S. Goolaup, and W.S. Lew, "All- electrical single domain wall generation for on-chip applications", Scientific Reports, 7, 7459 (2014).

W.L. Gan, Chandrasekhar Murapaka, D.W. Wong, I. Purnama, S.Y. Chiam, N. Wong and W.S. Lew, "Multi-vortex states in magnetic nanoparticles", Applied Physics Letters 105, 152405 (2014).

I. Purnama, Chandrasekhar Murapaka, W. S. Lew and T. Ono, "Remote driving of multiple magnetic domain walls due to topological interaction", Applied Physics Letters 104, 092414 (2014).

R. Maddu, I. Purnama, S. Goolaup, Chandrasekhar Murapaka, and W.S. Lew, "Investigation of dominant spin wave modes by domain walls collision", Journal of Applied Physics 115, 243908 (2014).

Y. P. Liu, S. Goolaup, W. S. Lew, I. Purnama, Chandrasekhar Murapaka, S. Goolaup, T. Zhou and S. K. Wong, "Excitonic bandgap dependence on stacking configuration in four layer graphene", Applied Physics Letters 103, 163108 (2013).

G. C. Han, Q. Jinjun, Q. J. Yap, L. Ping, Chandrasekhar Murapaka, Z. Baoyu, K. C. Weng, "Gap layer effect on performances of differential dual spin valve" , IEEE Transactions on Magnetics. 49, 3714 (2013).

Chandrasekhar Murapaka, H. F. Liew, I. Purnama, W. S. Lew, M. Tran and G. C. Han, "Helical domain walls in constricted cylindrical NiFe nanowires", Applied Physics Letters 101, 152406 (2012).

Chandrasekhar Murapaka, C. C. Wang, G. C. Han and W. S. Lew, "Effect of interlayer coupling on the reversal process of differential dual spin valves", Journal of Applied Physics 111, 07B723 (2012).

X. H. Wang, Chandrasekhar Murapaka, I. Purnama, W. S. Lew, S. Goolaup and C. X. Cong, "Magnetization reversal in nano triangles fabricated by nanosphere lithography", Thin Solid Films 520, 6980 (2012).

X. H. Wang, I. Purnama, Chandrasekhar Murapaka and W. S. Lew, "Highly Stable Vortex State in Sub-100nm Nanomagnets", Applied Physics Express 5, 053001(2012).

Chandrasekhar Murapaka, S. Goolaup, I. Purnama and W. S. Lew, "Crossover in the domain wall potential polarity as function of anti-notch geometry," Journal of Physics D: Applied Physics 44, 235002 (2011).

I. Purnama, Chandrasekhar Murapaka, S. Goolaup and W. S. Lew, "Collective motions assisted by magentostatic interactions in coupled domain wall system," IEEE Transactions on Magnetics. 47, 3081 (2011).

I. Purnama, Chandrasekhar Murapaka, S. Goolaup and W. S. Lew, "Current induced coupled domain walls motion in two-nanowire system," Applied Physics Letters 99, 152501 (2011). (Appeared in Virtual Journal of Nanoscience and Nanotechnology).

A. Amarnath Reddy, Chandrasekhar Murapaka, K. Pradeesh, S. Suresh Babu and G. Vijaya Prakash, "Optical properties of Dy3+ -doped sodium-aluminium-phosphate glasses," Journal of Material Science 46, 2018 (2011).

S. Goolaup, S. C. Low, Chandrasekhar Murapaka and W. S. Lew, "Dependence of pinning on domain wall spin structure and notch geometry," Journal of Physics: Conference Series 266, 012079 (2011).

Y. P. Liu, S. Goolaup, Chandrasekhar Murapaka, W. S. Lew and S. K. Wong, "Effect of magnetic field on the electronic transport in trilayer graphene," ACS Nano, 4, 7087 (2010).

“Non-Volatile Logic Device”, W.S. Lew, Chandrasekhar Murapaka, I. Purnama, S. Goolaup, P. Sethi and C. Guite, US Patent US9431599B2 (Granted).

“Memory device including a domain wall and ferromagnetic driver nanowire”, W. S. Lew, I. Purnama and Chandrasekhar Murapaka, US patent US9502090B2 (Granted).

“Magnetic Random Number Generator”, P. Sethi, Chandrasekhar Murapaka and W. S. Lew, US patent US01027016B2 (Granted).

“Skyrmion based majority logic gate in nanomagnetic device”, B Paikaray, K. Mahathi, A Haldar, Chandrasekhar Murapaka, Indian Patent (202241010372) (Granted on 26/06/2023).

“Domain wall tunnelling and logic operations in ferromagnetic nanostructures”, Surya Jammalamadaka, Chandrasekhar Murapaka and Sreeveni MD, Indian Patent (201941048936) (Granted on 16/01/2024).

“Magnetic logic device, circuit having magnetic logic devices and methods for controlling the magnetic logic device and the circuit”, G. J. Lim, Chandrasekhar Murapaka and W. S. Lew, Singapore (11202202132V) (Granted on 08/08/2024).

“A Skyrmion based device for performing logic operations”, Sarwath Sara, Chandrasekhar Murapaka, A. Haldar, Indian Patent (202441036681) (Granted on 06/02/2025). 

“System and method for a skyrmionic logical adder for electronic circuit” S Sivasubramani, B Paikaray, K. Mahathi, A Haldar, Chandrasekhar Murapaka, A. Acharya, Indian Patent (202441031123) Filed (2024).

“NiFe/FeMn exchange biased systems for bias field-free magnetization dynaimcs”, B. Panigrahi, A. Haldar, Chandrasekhar Murapaka Indian patent (202241051146) (filed) (2022).

“Reconfigurable logic via gate controlled skymrion motion”, B Paikaray, K. Mahathi, A Haldar, Chandrasekhar Murapaka, Indian Patent (202141057701) (Filed) (2021).

“A Skyrmion based counter” S Sivasubramani, C. Kishore, S. Sara, Chandrasekhar Murapaka, A Haldar, A. Acharya, Indian Patent (202441071776) Filed (2024).

“Method and system to operate tsetlin machines using skyrmions”, C. Kishore, S. Sara, Chandrasekhar Murapaka, A Haldar, A. Acharya, Indian Patent (202441071705) Filed (2024). 

"Domain wall programmable logic", S. Goolaup, Chandrasekhar Murapaka, W. S. Lew, "Emerging non-volatile memory technologies", Springer (2021).

"Spintronic based memory and logic devices" Jyotirmoy Chatterjee, Pankaj Sethi and Chandrasekhar Murapaka "Nanoscale Devices: Physics, Modeling, and Their Application" Edited by Prof. Brajesh Kumar Kaushik, CRC Press (2018).

"Magnetic domain walls for memory and logic applications", Chandrasekhar Murapaka, Indra Purnama and Wen Siang Lew "Advances in Magnetic Materials: Processing, Properties and Performance", Edited by Prof. Sam Zhang & Prof. Dongliang Zhao, CRC Press (2017).

"Effect of Ta crystallite size on spin-mixing conductance of Ta/Ni80Fe20 bilayer structure", K. Sriram, M. Talluri, B. Paikaray, Jay Pala, Chandrasekhar Murapaka, IEEE International Magnetics conference (Intermag) 2021, Lyon, France,

"Tunable Microwave properties of a skyrmion in an antidot nanodisk structure". B. Paikatray, K. Mahathi, Chandrasekhar Murapaka, A. Haldar, IEEE International Magnetics conference (Intermag) 2021, Lyon, France

"Electrical detection of spin current in different combinations of Py and Ta bi-layer/tri-layer thin films", B. Paikaray, S. K. Sahoo, M. Talluri, Chandrasekhar Murapaka, A. Haldar, IEEE Around-the-Clock Around-the-Globe Magnetics Conference, Asia Pacific, 2020.

"Spin-orbitronics; Spin to Charge interconversion", (Invited Talk) Chandrasekhar Murapaka, DAE-SSPS 2021 Mumbai.

"Spintronic materials for memory and logic devices" Chandrasekhar Murapaka, Kaleidoscope, Goa 2019.

"Phase shift keying in spin torque nano-oscillators for wireless communication applications", Chandrasekhar Murapaka, A Litvinenko, P Sethi, A Jenkins, V Cros, P Bortolotti, R Ferreria, B Dieny and U Ebels, The International Conference on Magnetic Materials and Applications 2018 NISER Bhubhaneswar, India.

"Realization of MTJ based uniform spin torque oscillators for FSK and PLL system operations" Chandrasekhar Murapaka, A. Ruiz-Calaforra, A. Purbawati, B. Rimmler, E. Jimenez, K. Merazzo-Jaimes, M.-C. Cyrille, L. Vila, R. Ferreira and U. Ebels, 62nd Annual conference on Magnetism and Magnetic Materials (MMM) 2017, Pittsburgh, USA.

"Frequency shift keying with spin torque nano-oscillators", Chandrasekhar Murapaka, A. Ruiz-Calaforra, A. Purbawati, T. Bracher, E. Jimenez, K. Merazzo-Jaimes, M.-C. Cyrille, L. Vila, R. Ferreira and U. Ebels, Magnonics 2017, Oxford UK.

"Enhanced power of spin torque oscillators with Permalloy free layer", Chandrasekhar Murapaka, E. Jimenez, K. Merazzo-Jaimes, A. Ruiz-Calaforra, M.-C. Cyrille, L. Vila, R. Ferreira and U. Ebels, IEEE International Magnetics conference (Intermag) 2017 Dublin, Ireland.

"Magnetic nanoparticle synthesis by chemical slicing", Chandrasekhar Murapaka, W. L. Gan, I. Purnama and W. S. Lew IEEE Magnetics Society symposium Singapore chapter 2013.

"Low current domain-wall oscillators", Chandrasekhar Murapaka I. Purnama and W. S. Lew, International Symposium on Advanced Magnetic Materials and Applications (ISAMMA) 2013 Taichung, Taiwan.

"Anomalous domain wall depinning behavior in cylindrical nanowires", Chandrasekhar Murapaka, I. Purnama and W. S. Lew, Joint European Magnetic Symposia (JEMS) 2013 Rhodes, Greece.

"Striped Cylindrical Nanowire as a Magnetic Domain Wall Nanobarcode", Chandrasekhar Murapaka, H. F. Liew, I. Purnama and W. S. Lew, IEEE International Magnetics conference (Intermag) 2012, Vancouver, Canada.

"Spin Transfer induced Noise in Permalloy- Based Differential Dual Spin Valves" Chandrasekhar Murapaka, M. Tran, C. C. Wang, G. C. Han and W. S. Lew, International conference of young researchers (ICYRAM) 2012, Singapore.

"Crossover in Domain Wall Potential Polarity as a Function of Anti-notch Geomtery", Chandrasekhar Murapaka, S. Goolaup, I. Purnama and W. S. Lew, International conference on Materials for Advanced Technologies (ICMAT) 2011, Singapore.

"Effect of interlayer coupling on the reversal process of differential dual spin valves", Chandrasekhar Murapaka, C. C. Wang, G. C. Han and W. S. Lew, 56th Annual conference on Magnetism and Magnetic Materials (MMM) 2011, Scottsdale, Arizona, USA.

"Electrical characterization of GaN based MIS diodes with high-k dielectrics" G. Singha, G. Agarwal, Chandrasekhar Murapaka and R. Singh, Solid State Physics Symposium (DAE-SSPS) 2008 BARC Mumbai, India.