Inventions

“Iron Nanocomposites for Ultrafast Magneto-Optical Applications”, K. S. Buchanan, A. Krichevsky, M. R. Freeman, A. Meldrum ILO report of invention.

Publications

·       “Efficient trapping of live magnetotactic bacteria using high magnetic field traps”, A. Krichevsky, M. J.  Smith, Mark B. Johnson, T. Clinton, Lloyd J. Whitman, submitted to the J. Appl. Phys. (2006).

·       “The evolution of dynamic switching diagrams of small Permalloy ellipses with magnetic field pulse duration”, A. Krichevsky, M. Belov and M. R. Freeman, Journal of Magnetism and Magnetic Materials, 301 issue 1, pp. 181-189 (2006).

·        “Iron nanocrystals in SiO2: Ultrafast magnetic relaxation and giant Faraday rotation”, K. S. Buchanan, A. Krichevsky, M. R. Freeman, A. Meldrum, Phys. Rev. B. 70,174436 (2004). (Selected for the December 2004 issue of the Virtual Journal of Ultrafast Science.)

·       “Precessional switching of a 3x1 micrometer elliptical element in a crossed-wire geometry.” A. Krichevsky and M. R. Freeman, Journal of Applied Physics, Jan 15, 2004.

·       "Magnetization Dynamics using Time-Resolved Magneto-Optic Microscopy", B.C. Choi, A. Krichevsky, and M.R. Freeman,  "Novel Techniques for Characterizing Magnetic Materials", Y. Zhu (Eds.), Kluwer Academic (2004).

·       “The Effect of Pole-Tip Geometry on the Flux Rise Time of Write Heads” A. Krichevsky, Heng Gong,  David J. Seagle, Marcos Lederman and Mark R. Freeman., IEEE Trans. Mag., Vol. 40, number 1, pp. 157-160 Jan. 2004.

·       “Utrafast Magnetization Imaging.” B.C. Choi, A. Krichevsky, and M.R. Freeman, Proceedings of the IEEE Vol. 91 Issue 5, pp. 781-788, May 2003.

·       “Time resolved measurement of magnetization switching in a crossed-wire ferromagnetic memory   element.”   S. Zelakiewicz, A. Krichevsky, Mark Johnson, and M. R. Freeman. Journal of Applied Physics Volume 91, number 10, pp. 7331-7333, May 2002.

·       “Noise imaging using magneto-optical sampling techniques.”  M. R. Freeman, G. M. Steeves, G.E Ballentine, and A. Krichevsky. Journal of Applied Physics Volume 91, number 10, pp. 7326-7330, May 2002.

·       “Spectrum and thermodynamic currents in one-dimensional Josephson elements.” A. Krichevsky, M. Schechter, Y.Imry, and Y. Levinson. (Physical Review B,Volume 61 number 5, pp. 3723-3733 Feb. 2000.

Invited talks.

·        “Ultrafast Magnetization Imaging”, Seagate Corp., Minneapolis MN, Nov. 2002

·       “Evolution of the Switching Diagrams in micrometer sized crossed wire elements”, University of Minnesota, MN, Sept. 2004.

·        “Ultrafast switching in micrometer-sized soft magnetic elements”, Naval Research Laboratory, Washington D.C., Oct. 2004.

·       “Magneto-optic and Hall effect based techniques for characterization of magnetization reversal in patterned thin film ferromagnetic structures”, Seagate Corp. June 2006.

Conference presentations.

·         9-th Joint MMM – Intermag Conference, Jan. 2004, Anaheim, California. Poster presentation.

·         47-th MMM – Magnetism and Magnetic Materials, Nov. 2002, Tampa, Florida. Oral Presentation.

·         46-th MMM – Magnetism and Magnetic Materials, Nov. 2001, Seattle, Washington. Oral Presentation.

·         APS March Meeting, Mar 2001, Seattle, Washington. Oral Presentation.

·         Nanoelectronics Program workshops of the Canadian Institute for Advanced Research, Banff Canada May 2000, October 2002.

·         Frontiers of Integration workshop of the National Institute for Nanotechnology, Edmonton Canada October 2002.