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Anjan Barman

Group Leader

 

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Welcome to the Ultrafast Nanomagnetics Group

 

Selected Recent Publications

*   S. Saha, S. Barman, J. Ding, A. O. Adeyeye and A. Barman, Time-Domain Study of Spin-Wave Dynamics in Two-Dimensional Arrays of Bi-Component Magnetic Structures, Appl. Phys. Lett.102, 242409 (2013).

*   B. K. Mahato, B. Rana, D. Kumar, R. Mandal, S. Barman, Y. Fukuma, Y. Otani, and A. Barman, Configurational Anisotropic Spin-waves in Cross-shaped Ni80Fe20 nanoelements, Appl. Phys. Lett.102, 192402 (2013).

*   S. Saha, R. Mandal, S. Barman, D. Kumar, B. Rana, Y. Fukuma, S. Sugimoto, Y. Otani and A. Barman, Tunable Magnonic Spectra in Two Dimensional Magnonic crystals with Variable lattice Symmetry, Adv. Funct. Mater. 23, 2378 (2013).

*   O. Dmytriiev, U. A. S. Al-Jarah, P. Gangmei, V. V. Kruglyak and R. J. Hicken, B. K. Mahato, B. Rana, M. Agrawal, and A. Barman, M. Matefi-Tempfli, L. Piraux, and S. Matefi-Tempfli, Static and dynamic magnetic properties of densely packed magnetic nanowire arrays, Phys. Rev. B 87, 174429 (2013)

*   J. W. Kłos, D. Kumar, J. Romero-Vivas, M. Franchin, M. Krawczyk, H. Fangohr, and A. Barman, The effect of edge pinning on the spectrum of spin waves in magnonic antidot waveguide, Phys. Rev. B 86, 184433 (2012).

*   R. Mandal, S. Saha, D. Kumar, S. Barman, S. Pal, B. Rana, K. Das, A. K. Raychaudhuri, Y. Fukuma, Y. Otani, and A. Barman, Optically Induced Tunable Magnetization Dynamics in Nanoscale Co Antidot Lattices, ACS Nano 6, 3397 (2012).

*   S. Barman, A. Ganguly and A. Barman, Phonon heat conduction in AlxGa1-xN: a theoretical study, Europhys. Lett. 97, 36011 (2012).

*   B. K. Mahato, A. Ganguly, B. Rana, and A. Barman, Magnetization reversal in chemically synthesized hexagonal Cobalt platelets, J. Phys. Chem. C 116, 22057 (2012).

*   B. Rana, D. Kumar, S. Barman, S. Pal, Y. Fukuma, Y. Otani and A. Barman, Detection of picosecond magnetization dynamics of 50 nm magnetic dots down to the single dot regime, ACS Nano 5, 9559 (2011).

*   S. Pal, B. Rana, O. Hellwig, T. Thompson, and A. Barman, Tunable magnonic frequency and damping in [Co/Pd]8 multilayers with variable Co layer thickness, Appl. Phys. Lett. 98, 082501 (2011).

*   S. Sugimoto, Y. Fukuma, S. Kasai, T. Kimura, A. Barman and Y. Otani, Dynamics of coupled vortices in a pair of ferromagnetic disks, Phys. Rev. Lett. 106, 197203 (2011).

*   B. Rana, S. Pal, S. Barman, Y. Fukuma, Y. Otani and A. Barman, All-optical excitation and detection of picosecond dynamics of ordered arrays of nanomagnets with varying areal density, Appl. Phys. Expr. 4, 113003 (2011).

*   M. Agrawal, B. Rana and A. Barman, Magnetization reversal in chains and clusters of exchange coupled Ni nanoparticles, J. Phys. Chem. C 114, 11115 (2010).

*   A. Barman and S. Barman, Dynamic dephasing of magnetization precession in arrays of thin magnetic nanoelements, Phys. Rev. B 79, 144415 (2009).

*    A. Barman, T. Kimura, Y. Otani, Y. Fukuma, K. Akahane and S. Meguro, Benchtop time-resolved magneto-optical Kerr magnetometer, Rev. Sci. Instr. 79, 123905 (2008); highlighted as a new product by NEOARK Corp., Japan. http://www.neoark.co.jp/english/pdf/measuring/G9038931001rev%20a%20TR-MOKE%20BH-TR950.pdf

*   A. Barman, S. Wang, J. Maas, A. R. Hawkins, S. Kwon, A. Liddle, J. Bokor, and H. Schmidt, Size dependent damping in picosecond dynamics of single nanomagnets, Appl. Phys. Lett. 90, 202504 (2007).

*   S. Wang, A. Barman, H. Schmidt, J. Maas, A. R. Hawkins, and S. Kwon, Optimization of nano-magneto-optic sensitivity using dual layer enhancement, Appl. Phys. Lett. 90, 252504 (2007).

*   D. Yin, E. J. Lunt, A. Barman, H. Schmidt, and A. R. Hawkins, Microphotonic control of single molecule fluorescence correlation spectroscopy using planar optofluidics, Optics Express 15, 7290 (2007).

*   A. Barman, S. Wang, J. Maas, A. R. Hawkins, S. Kwon, A. Liddle, J. Bokor, and H. Schmidt, Magneto-optical observation of picosecond dynamics of single nanomagnets, Nano Lett. 6, 2939 (2006).

*   A. Barman, N. T. Form and B. J. Whitaker, Phase manipulation o continuum generation and stimulated Raman scattering in ethanol, Chem. Phys. Lett. 427, 317 (2006).