Published Papers

1. S. G. Tan, M. B. A. Jalil, S. Bala Kumar, Spin tunneling in multilayer spintronic devices, Physical Review B 77, 085424 (2008)
2. S. Bala Kumar, S. G. Tan, M. B. A. Jalil, Bias current effects on the magnetoresistance of a FM-SC-FM trilayer, Appl. Phys. Lett. 90, 142106 (2007).
3. S. Bala Kumar, M. B. A. Jalil, S. G. Tan, Spin-Polarized Resonant Transport in Hybrid FM-2DEG Structure, Phys. Rev. B 75, 155309 (2007).
4. S. Bala Kumar, S. G. Tan, M. B. A. Jalil, The effect of capping layer on the spin accumulation and magnetoresistance of a CPP spin valve, Appl. Phys. Lett. 90, 163101 (2007).
5. S. Bala Kumar, S. G. Tan, M. B. A. Jalil et al., Nanopillar ferromagnetic nanostructure as highly efficient spin injector into semiconductor, Appl. Phys. Lett. 91, 142110 (2007).
6. S. Bala Kumar, S. G. Tan and M. B. A. Jalil et al., Nanoelectronic Logic Device based on the Manipulation of Magnetic and Electric Barriers, J. Appl. Phys. 103, 054310 (2008).
7. S. Bala Kumar, S. G. Tan, M. B. A. Jalil et al., Spin transfer torque in current-perpendicular-to-plane multilayer structure induced by spin relaxation in the capping layer, J. Appl. Phys. 103, 07A712 (2008).
8. N. L. Chung, M. B. A. Jalil, S. G. Tan, and S. Bala Kumar, Interfacial resistance and spin flip effects on the magnetoresistance of a current-perpendicular to plane spin valve, J. Appl. Phys. 103, 07F308 (2008).
9. S. Bala Kumar, S. G. Tan, M. B. A. Jalil et al., Spin Injection due to interfacial spin asymmetry in a ferromagnet-semiconductor hybrid structure, J. Appl. Phys. 102, 084310 (2007).
10. S. G. Tan, M. B. A. Jalil, S. Bala Kumar et al., Theoretical modeling of Half-metallic CPP Spin Valves , J. Appl. Phys. 101, 09J502 (2007).
11. S. G. Tan, M. B. A. Jalil, and S. Bala Kumar, Influence of Spin Relaxation on Magnetoresistance, J. Appl. Phys. 101, 044303 (2007).
12. S. Bala Kumar, S. G. Tan, M. B. A. Jalil, Effect of Interfacial Spin Flip and Momemtum Scatering on Magnetoresistance, IEEE Trans. Magn. 43, 2863 (2007).
13. Z. Y. Leong, S. G. Tan, M. B. A. Jalil, S. Bala Kumar et al., Magnetoresistance modulation due to interfacial conductance of current perpendicular-to-plane spin valves, J. Magn. Magn. Mater. 310, e635 (2007).
14. S. Bala Kumar, M. B. A. Jalil, S.G. Tan et al., Magnetoresistance effects arising from interfacial resistance in a current-perpendicular-to-plane spin-valve trilayer, Phys. Rev. B 74, 184426 (2006).
15. M. B. A. Jalil, S. G. Tan, S. Bala Kumar et al., Spin drift diffusion studies of magnetoresistance effects in current-perpendicular-to-plane spin valves with half-metallic insertions, Phys. Rev. B 73, 134417 (2006).
16. S. G. Tan, M. B. A. Jalil, S. Bala Kumar et al., Layer thickness effect on the magnetoresistance of a current-perpendicular-to-plane spin valve, J. Appl. Phys. 100, 063703 (2006).
17. S. T. Bae, S. G. Tan, M. B. A. Jalil, S. Bala Kumar et al., Magnetoresistive behavior of current-perpendicular-to-plane trilayer with half-metal insertions, J. Appl. Phys. 99, 08T107 (2006).
18. S. G. Tan, M. B. A. Jalil, S. Bala Kumar et al., Utilization of magneto-electric potential in ballistic nano devices, J. Appl Phys. 99, 084305 (2006).
19. S. Bala Kumar, M. B. A. Jalil, S. G. Tan et al., The effect of spreading resistance on the magnetoresistance of current-perpendicular-to-plane spin valves with patterned spacer layers, IEEE Trans. Magn. 42, 3788 (2006).
20. S. Bala Kumar, S. G. Tan, M. B. A. Jalil et al., MR Enhancement in Current-Perpendicular-to-Plane Spin-valve by Insertion of a Ferromagnetic Layer within the Spacer Layer, IEEE Trans. Magn. 42, 2459 (2006).
21. S. G. Tan, M. B. A. Jalil, S. Bala Kumar , Electrical control of ballistic spin-dependent conductance through magneto-electric barriers in the 2D-electron gas of GaAs heterostructure, IEEE Trans. Magn. 42, 2673 (2006).
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Conference Papers

1. S. Bala Kumar, S. G. Tan and M. B. A. Jalil, Spin transfer torque in current-perpendicular-to-plane (CPP) multilayer structure induced by spin relaxation in the capping layer, 52nd Conference on Magnetism and Magnetic Materials, Tampa, Florida, USA 5-9 November 2007.
2. N. L. Chung, M. B. A Jalil, S. G. Tan, and S. Bala Kumar,Interfacial resistance and interfacial spin flip effects on magnetoresistance, 52nd Conference on Magnetism and Magnetic Materials, Tampa, Florida, USA 5-9 November 2007.
3. S. G. Tan, M. B. A. Jalil, P. Q. Cheung, S. Bala Kumar and T. Liew, Nanoelectronic Logic Device Based on the Manipulation of Magnetic and Electric Barriers (E-4-OR13), ICMAT 2007 Proceedings p. 19, Singapore, 1-6 July 2007.
4. S. G. Tan, M. B. A. Jalil, S. Bala Kumar, J. Guo, Y. K. Zheng and Y. Jiang,Enhanced Spin Injection Efficiency by Localized Manipulation of Spin Relaxation (E-5-PO5),ICMAT 2007 Proceedings p. 40, Singapore, 1-6 July 2007.
5. S. G. Tan, M. B. A. Jalil, S. Bala Kumar, Li K., Y. K. Zheng, and Han G. C., Theoretical Modeling of Half-metallic CPP Spin Valves, Joint MMM-Intermag Conference, Baltimore, US, 7-11 January 2007.
6. S. Bala Kumar, M. B. A. Jalil and S. G. Tan, Effect of Interfacial Spin Scattering and Interfacial Resistance on Magnetoresistance,Joint MMM-Intermag Conference, Baltimore, US, 7-11 January 2007.
7. Z. Y. Leong, S. G. Tan, M. B. A. Jalil, S. Bala Kumar, and G. C. Han, Suppressed Magnetoresistance in CPP spin valve with insertion of interfacial resistance, ICM2006, Kyoto, Japan, 20-25 August 2006.
8. S. Bala Kumar, M. B. A. Jalil, S. G. Tan, R. W. Y. Ng, and T. Liew, The effect of spreading resistance on the magnetoresistance of current-perpendicular-to-plane spin valves with patterned spacer layers, Intermag 2006, San Diego, 8-12 May 2006.
9. S. Bala Kumar, M. B. A. Jalil, S. G. Tan, and K. L. Teo, MR enhancement in CPP spin valve by insertion of a ferromagnetic layer within the spacer layer, Intermag 2006, San Diego, 8-12 May 2006.
10. S. G. Tan, M. B. A. Jalil, S. Bala Kumar, K. L. Teo, Y. Zheng, and T. Liew, Electrical control of ballistic spin-dependent conductance through magneto-electric barriers in the 2D-electron gas of GaAs heterostructure, Intermag 2006, San Diego, 8-12 May 2006.
11. S. G. Tan, M. B. A. Jalil, S. Bala Kumar, K. L. Teo, Single Magnetic Transistor for Programmable Logic Gates,Intermag 2005, Nagoya, Japan, April 4-8, 2005.
12. Y. Lu, J. P. Yang, B. Kumar, and G. X. Guo,Design And Fabrication Of Parallel-Plates Driven Microactuators For Hard Disk Drives Using SOI Wafer, Symposium F: NanoOptics & Microsystems, ICMAT 2005, 129 (2005)