Publications


J.W.M. Bulte, P. Walczak, M. Janowski, K.M. Krishnan, H. Arami, Aleksi Halkola, B. Gleich, and J. Rahmer. Quantitative “Hot Spot” Imaging of Transplanted Stem Cells using Superparamagnetic Tracers and Magnetic Particle Imaging (MPI). Tomography 1, 91 (2015).
Hamed Arami, Amit Khandhar, Denny Liggitt and Kannan M. Krishnan. In vivo delivery, pharmacokinetics, biodistribution, and toxicity of iron oxide nanoparticles. Chem. Soc. Rev. 44, 8576 (2015).
Asahi Tomitaka-Kami, Sonu Gandhi, Hamed Arami and Kannan M. Krishnan. Lactoferrin conjugated iron oxide nanoparticles for targeting brain glioma cells in magnetic particle imaging. Nanoscale 7, 16890-16898 (2015).
Saqlain A. Shah, D.B. Reeves, R.M. Ferguson, J.B. Weaver, and Kannan M. Krishnan. Mixed Néel and Brownian magnetic reversal in superparamagnetic iron-oxide nanoparticles fluid. Phys. Rev. B 92, 094438 (2015).
Zheng Li, Wei Zhang, and Kannan M. Krishnan. Large-area patterning of sub-100 nm L10 FePt dots array. AIP Advances 5, 087165 (2015).
Ryan Hufschmid, Hamed Arami, R. Matthew Ferguson, Marcela Gonzales, Eric Teeman, Lucien N. Brush, Nigel D. Browning and Kannan M. Krishnan. Synthesis of phase-pure and monodisperse iron oxide nanoparticles by thermal decomposition. Nanoscale 7, 11142–11154 (2015).
C. Kuhlmann, A. P. Khandhar, R. M. Ferguson, S. Kemp, T. Wawrzik, M. Schilling, Kannan M. Krishnan and F. Ludwig, “Drive-field Frequency Dependent MPI Performance of Single-Core Magnetite Nanoparticle Tracers”, IEEE Trans. Mag. 51, 6500504 (2015).
Hamed Arami, Amit P. Khandhar, Asahi Tomitaka, Elaine Yu, Patrick W. Goodwill, Steven M. Conolly and Kannan M. Krishnan. In Vivo multimodal magnetic particle imaging (MPI) with tailored magneto/optical contrast agents. Biomaterials 52, 251 (2015).
Byung-Seok Kwon, Wei Zhang, Zheng Li and Kannan M. Krishnan. Direct release of Bio-compatible Sombrero-shaped Magnetite Nanoparticles via Nanoimprint Lithography. Adv. Mater. Interfaces. 2, 3 (2015).
Asahi Tomitaka, R. Matthew Ferguson, Amit P. Khandhar, Scott J. Kemp, Satoshi Ota, Kosuke Nakamura, Yasushi Takemura and Kannan M. Krishnan,”Variation of Magnetic Particle Imaging tracer performance with amplitude and frequency of the applied magnetic field”, IEEE Trans. Mag. 51, 6100504 (2015).
Amit P. Khandhar, R. Matthew Ferguson, Hamed Arami, Scott J. Kemp, and Kannan M. Krishnan, “Tuning surface coatings of optimized magnetite nanoparticle tracers for in vivo Magnetic Particle Imaging”, IEEE Trans. Mag. 51, 5300304 (2015).
Ferguson RM, Khandhar AP, Arami H, Saritas EU, Croft LR, Goodwill PW, Halkola A, Rahmer J, Borgert J, Conolly SM and Krishnan KM. Magnetic particle imaging with safe, tailored iron oxide nanoparticle tracers. IEEE Trans. Med. Imag. 99, 1 - 9 (2014).
Saqlain A. Shah, R. M. Ferguson, and K. M. Krishnan. Slew-rate dependence of tracer magnetization response in magnetic particle imaging. Jour. Appl. Phys. 116, 163910 (2014).
Yumu Takeno, Yasukazu Murakami, Takeshi Sato, Toshiaki Tanigaki, Hyun Soon Park, Daisuke Shindo, R. Matthew Ferguson, and Kannan M. Krishnan. Morphology and magnetic flux distribution in superparamagnetic, single-crystalline Fe3O4 nanoparticle rings. Appl. Phys. Lett. 105, 183102 (2014).
Michael Gould, Russell Barbour, Nicole Thomas, Hamed Arami, Kannan M. Krishnan, Kai­-Mei Fu. Room-temperature detection of a single 19 nm super-paramagnetic nanoparticle with an imaging magnetometer. Appl. Phys. Lett. 105, 072406 (2014).
Wei Zhang and Kannan M. Krishnan, Epitaxial patterning of thin films: conventional lithographies and beyond. J. Micromech. Microeng. 24, 093001 (2014).
Frank Ludwig, Hilke Remmer, Christian Kuhlmann, Thilo Wawrzik, Hamed Arami, R. Mathew Ferguson, and Kannan M. Krishnan. Self-consistent magnetic properties of magnetite tracers optimized for magnetic particle imaging measured by ac susceptometry, magnetorelaxometry and magnetic particle spectroscopy, Jour. Mag. Mag. Mat. 360, 169 (2014).
Wei Zhang and Kannan M. Krishnan. Exchange bias and blocking temperature distribution of Fe-film/CoO-nanoparticle hybrid bilayers. Jour. Appl. Phys. 115, 17D714 (2014).
Zheng Li, Byung Seok Kwon, and Kannan M. Krishnan. Misalignment-free signal propagation in nanomagnet arrays and logic gates with 45°-clocking field. Jour. Appl. Phys. 115, 17E502 (2014).
Byung Seok Kwon, Zheng Li, Wei Zhang, and Kannan M. Krishnan. Sombrero-shaped Fe3O4 nanoelements with tunable out-of-plane and in-plane magnetization components fabricated by nano-imprint lithography. Jour. Appl. Phys. 115, 17B506 (2014).
Hamed Arami and Kannan M. Krishnan. Intracellular performance of tailored nanoparticle tracers in Magnetic Particle Imaging, Jour. Appl. Phys. 115, 17B306 (2014).
Tianlong Wen, Lucien Brush and Kannan M. Krishnan, A generalized diffusion model for growth of nanoparticle synthesized by colloidal methods, Jour. Colloid. Interfac. Sci. 419, 79 (2014).
Wei Zhang and Kannan M. Krishnan, Field- and temperature-driven magnetic reversal of spin-flop coupled epitaxial Fe/MnPd bilayers. Phys Rev., B88, 024428 (2013).
Ferguson RM, Khandhar A, Arami H, Hua L, Hovorka O, Krishnan KM, Tailoring the magnetic and pharmacokinetic properties of iron oxide MPI tracers. Biomed. Tech. 58, 6, 493–507 (2013).
Hamed Arami, A.P. Khandhar, R.M. Ferguson and Kannan M. Krishnan, Size-dependent ferrohydrodynamic relaxometry of MPI tracers in different environments. Medical Physics, 40, 71904 (2013).
Amit P Khandhar, R Matthew Ferguson, Hamed Arami and Kannan M Krishnan, Monodisperse magnetite nanoparticle tracers for in vivo magnetic particle imaging. Biomaterials, 34, 3837 (2013).
R. Matthew Ferguson, Amit P. Khandhar, Christian Jonasson, Jakob Blomgren, Christer Johansson and Kannan M. Krishnan, Size-dependent relaxation properties of monodisperse magnetite nanoparticles measured over seven decades of frequency by AC Susceptometry, Jour. Appl. Phys. (in press).
Zheng Li and Kannan M. Krishnan, Highly stable signal propagation in a consecutively tuned nanomagnet array, Jour. Appl. Phys. 113, 17B901 (2013).
Wei Zhang, Mark E. Bowden and Kannan M. Krishnan, Nanoimprint-lithography patterned epitaxial Fe nanowire arrays with misaligned magnetocrystalline and shape anisotropies, Jour. Appl. Phys. 113, 17B502 (2013).
Hamed Arami and Kannan M. Krishnan, Highly Stable Amine Functionalized Iron Oxide Nanoparticles Designed for Magnetic Particle Imaging (MPI), IEEE Trans. Mag. 49, 3500 (2013).