Publications
Submitted/In-press/In-preparation
183. Kannan M. Krishnan, Invited Perspective, “Biomedical
Nanomagentics”, Jour. Phys. Chem. (in preparation)
182. Yi-Cheng Lee, Der-Yow Chen, Stephen J. Dodd, Nadia
Bouraoud, Alan P. Koretsky and Kannan M. Krishnan,
“Silica Coated MnO Nanoparticles as Responsive MRI
Agents for In vivo Sensing of Biological Processes”, (in
preparation).
181. Yu-feng Hou and Kannan M. Krishnan, “Thickness-
dependent evolution of magnetization reversal in
micron-scale polycrystalline Fe rings”, Jour Appl. Phys.
(submitted)
180. Wei Zhang and Kannan M Krishnan, “Probing the
magnetization reversal in epitaxial Fe/IrMn exchange
biased bilayers using angle-dependent anisotropic
magnetoresistance”, Jour Appl. Phys. (in press)
179. Wei Zhang and Kannan M. Krishnan, “Direct release of
synthetic antiferromagnetic nanoparticles fabricated by
defect-free thermal imprinting”, Jour Appl. Phys. (in
press)
178. R. Matthew Ferguson, Amit P. Khandhar and Kannan M.
Krishnan, “Tracer design for magnetic particle imaging”,
Jour Appl. Phys. (in press)
177. Amit P. Khandhar, R. Matthew Ferguson, Julian A. Simon
and Kannan M. Krishnan, “Enhancing cancer therapeutics
using size-optimized magnetic fluid hyperthermia”, Jour
Appl. Phys. (in press)
176.Yu-feng Hou and Kannan M. Krishnan, “Thickness-
dependent magnetization reversal behavior of
lithographic IrMn/Fe ring structures”, Jour Appl. Phys. (in
press)
175. Patrick Goodwill, Kannan M. Krishnan, and Steven
Conolly, “Magnetic Particle Imaging for Angiography,
Stem Cell Tracking, Cancer Imaging, and Inflammation
Imaging” in Magnetic Nanoparticles: From Fabrication to
Clinical Applications , ed. N.T.K. Thanh, CRC Press
(2012)
174. A. Khandhar, R. Matthew Ferguson, Julian A. Simon and
Kannan M. Krishnan, “Optimizing and tailoring magnetic
particles for In vitro Magnetic Fluid Hyperthermia”, Jour.
Biomaterials Research, (in press)
2011
173. Tianlong Wen and Kannan M. Krishnan, “Magnetic
Nanocomposites: Fundamentals, fabrications and
applications”, Jour. Phys. D: Appl. Phys 109, 07B515
(2011).
172. P. W. Goodwill, A. Tamrazian, L. R. Croft, C. D. Lu, E.
M. Johnson, R. Pidaparthi, R. M. Ferguson, A. P.
Khandhar, K. M. Krishnan, and S. M. Conolly,
“Ferrohydrodynamic Relaxometry for Magnetic Particle
Imaging”, Appl. Phys. Lett. 98, 262502 (2011)
171. J. S. Jeong, Zentaro Akase, Daisuke Shindo, Qing-feng
Zhan and Kannan M. Krishnan, “Electron holography
study of remanence states in exchange-biased MnPd/Fe
bilayers grown epitaxially on MgO(001) “ , Jour. Elect.
Mic., doi: 10.1093/jmicro/dfr015
170. W. Zhang, D. N Weiss and Kannan M Krishnan,
“ Thermal nanoimprint process for high-temperature
fabrication of epitaxial exchange-biased metallic
nanostructures”, Jour. Micrmech. Microeng. 21, 045204
(2011)
169. S.Yoon and Kannan M. Krishnan, “Temperature
dependence of magnetic anisotropy constant in
manganese ferrite nanoparticles at low temperature”,
Jour. Appl. Phys. . 109, 07B534 (2011)
168. T. Wen and Kannan M. Krishnan, “Magnetic properties
of Aucore-Coshell nanoparticles, Jour. Appl. Phys. 109,
07B515 (2011)
167. A. P. Khandhar, R. Matthew Ferguson and Kannan M.
Krishnan, “Monodispersed Magnetite Nanoparticles
Optimized for Magnetic Fluid Hyperthermia:
Implications in Biological Systems”, Jour. Appl. Phys. 109,
07B310 (2011)
166. W. Zhang, Mark E. Bowden and Kannan M. Krishnan,
“Competing effects of magnetocrystalline anisotropy and
exchange bias in epitaxial Fe/IrMn bilayer, Appl. Phys.
Lett. 98, 092503 (2011)
165. R. M. Ferguson, A. P. Khandhar , K. Minard and Kannan
M. Krishnan, “Optimizing magnetite nanoparticles for
mass sensitivity in magnetic particle imaging”, Med. Phys.
38, 1619 (2011)
164. Qing-feng Zhan, Wei Zhang, and Kannan M. Krishnan,
“Antiferromagnetic layer thickness dependence of
magnetization reversal in epitaxial MnPd/Fe exchange
bias system”, Phys. Rev. B 83, 094404 (2011)
163. Yu-feng Hou, Qing-feng Zhan, and Kannan M. Krishnan,
“Magnetization reversal in exchange biased IrMn/Fe ring
arrays”, Appl. Phys. Lett. 98, 042510 (2011)
2010
162. W.X. Xia , Y.S. Chun, S. Aizawa, K. Yanagisawa, Kannan
M. Krishnan, D. Shindo and A. Tonomura , “Investigation
of magnetic structure and magnetization process of
yttrium iron garnet film by Lorentz microscopy and
electron holography”, Jour. Appl. Phys. 108, 123919
(2010)
161. R. M. Ferguson, A. P. Khandhar , K. Minard and Kannan
M. Krishnan, “Size-optimized magnetite nanoparticles for
magnetic particle imaging”, in T. M. Buzug, J. Borgert, T.
Knopp, S. Biederer, T. F. Sattel, M. Erbe, K. Lüdtke-
Buzug (Eds.):Magnetic Nanoparticles: Particle Science,
Imaging Technology, and Clinical Applications, World
Scientific Publishing Company (2010)
160. Tianlong Wen and Kannan M. Krishnan, “ Thermal
stability and morphological transformations of
AucoreCoshell nanocrucibles”, Jour. Phys. Chem. C 114,
14838-42 (2010)
159 Tapan Chatterji, Yixi Su, Gail N. Iles, Yi-Cheng Lee, Amit
Khandhar and Kannan M. Krishnan, “Antiferromagnetic
spin correlations in MnO nanoparticles”, Jour. Mag. Mag.
Mat. 322, 3333-6 (2010)
158. M. Gonzales, L. Mitsumori, J. Kushleika, M. Rosenfeld,
Kannan M. Krishnan " Cytotoxicity of iron oxide
nanoparticles made from the thermal decomposition of
organometallics and aqueous phase transfer with
Pluronic F127', Contrast Media and Molecular Imaging”,
5, 286-293 (2010)
157. Kannan M. Krishnan, “Biomedical Nanomagnetics: a spin
through new possibilities in imaging, diagnostics and
therapy”, IEEE Adv. In Mag. 46, 2523-2558 (2010)
156. Tianlong Wen, Wenkel Liang and Kannan M. Krishnan,
“Coupling of blocking and melting in cobalt ferrofluids”,
Jour. Appl. Phys. 107, 09B501 (2010)
155. Q. Zhan and Kannan M. Krishnan, “Angular
dependence of magnetization reversal process in
exchange biased epitaxial MnPd/Fe bilayers”, Jour Appl.
Phys. 107, 09D703 (2010)
154. Wei Zhang, D. N. Weiss and Kannan M. Krishnan,
“Competing anisotropies and temperature dependence
of exchange bias in Co/IrMn metallic wires fabricated by
nanoimprint lithography, Jour. Appl. Phys. 107, 09D724
(2010)
153 Yi-cheng Lee, A.B. Pakhomov and Kannan M. Krishnan,
“Size-driven magnetic transitions in monodisperse MnO
nanocrystals”, Jour Appl. Phys. 107, 09E124 (2010)
152. Sebastian Brück, Xiaosong Ji, Sebastian Macke, Q. Zhan,
Kannan M. Krishnan, and Eberhard Goering,”Coupling of
Fe and uncompensated Mn moments in exchange biased
Fe/MnPd”, Phys. Rev. B 81 134414 (2010)
151. Q. Zhan and Kannan M. Krishnan, In-plane reorientation
of magnetization in epitaxial exchange biased Fe/MnPd
bilayers, Appl. Phys. Lett. 96, 112506 (2010)
150. Yuping Bao, Wei An, C. Heath Turner and Kannan M.
Krishnan, “The Critical Role of Surfactants in the
Growth of Cobalt Nanoparticles”, Langmuir, 26, 478
(2010)
2009
149 T. Wen, D. Liu, C. Luscombe and Kannan M. Krishnan,
"Granular giant magnetoresistance in P3HT/Fe3O4
hybrid system", Appl. Phys. Lett., 95, 082509 (2009)
148. S. Kalale, R. Narain and Kannan M. Krishnan, " Probing
Temperature-Sensitive Behavior of pNIPAAm Coated
Iron Oxide Nanoparticles Using Frequency Dependent
Magnetic Measurements", Jour. Mag. Mag. Mat. 321,
1377-1380 (2009)
147. R. M. Ferguson, K.P. Minard and Kannan M. Krishnan,
"Optimized nano-magnetic molecular probes for
magnetic particle imaging," , Jour. Mag. Mag. Mat. 321,
1548-1551 (2009).
146. Marcela Gonzales, Matthias Zeisberger and Kannan M.
Krishnan, “Size-dependant heating rates of iron oxide
nanoparticles for magnetic fluid hyperthermia”, Jour.
Mag. Mag. Mat, 321, 1947-1950 (2009)
145. S.-H. Yoon, M. Gonzales, Y.-C. Lee, and Kannan M.
Krishnan, "Morphological investigations of
monodispersed manganese ferrite particles by
impedance measurements" , J. Appl. Phys. 105 07B507
(2009)
2008
144. S. Bruck, E. Goering, G. Schutz, X. Ji and Kannan M.
Krishnan, "Uncompensated magnetic moments in the
MnPd/Fe exchange bias system", Phys. Rev. Lett. 101,
126402 (2008)
143. K. Griffin Roberts, M. Varela, S. Rakshev, S. Pantelides,
S. J. Pennycook and Kannan M. Krishnan1, “Defect-
mediated ferromagnetism in insulating Co-doped anatase
TiO2 thin films”, Phys, Rev. B 78, 014409 (2008)
142. B.K. Roberts, A.B. Pakhomov and Kannan M. Krishnan,
"Size scaling of spontaneous magnetization in Cr:ZnO
dilute magnetic dielectric thin films", Appl. Phys. Lett.,
92, 162511 (2008)
141. B. K. Roberts, A.B. Pakhomov and Kannan Krishnan,
"Effect of hydrogen co-doping on magnetic ordering and
conductivity in Cr:ZnO thin films, Jour. Appl. Phys., 103,
07D133 (2008)
2007
140. Y. Gao, D. Shindo, Y. Bao and Kannan M. Krishnan,
"Electron holography of core-shell Co/CoO spherical
nanocrystals", Appl. Phys. Lett 90, 233105( 2007)
139. R. Narain, M. Gonzales, P. Stayton and Kannan Krishnan,
“Facile Synthesis of Biotinylated p(NIPAM) Coated Iron
Oxide nanoparticles and their Bioconjugation to
Streptavidin”, Langmuir, 23, 6299-6304 (2007)
138. K. J. Kennewell, Xiaosong Ji, J-G Hu, R. C. Woodward,
K. M. Krishnan, R. L. Stamps, “Measuring exchange
anisotropy in Fe/MnPd using inductive magnetometry”,
Jour. Appl. Phys., 101, 09E518 (2007)
137. X. Ji, A. B. Pakhomov and Kannan M. Krishnan,
“Asymmetry magnetic reversal of perpendicular
exchange-biased (Co/Pt)5/IrMn probed by
magnetoresistance and magnetic force microscopy”,
Jour. Appl. Phys., 101, 09E507 (2007)
136. Y.S. Chun, H. Ohldag and Kannan M. Krishnan “Spin
reorientation transitions in perpendicularly exchange-
coupled, ferromagnetic, ultra-thin films studied using
element specific imaging”, IEEE Trans. Mag., 43,
3004-3006 (2007)
135. Yuping Bao, Hector Calderon and Kannan M. Krishnan,
“Controlled synthesis and characterization of
CocoreAushell nanoparticles with tailored optical and
magnetic properties”, Jour. Phys. Chem. C111,
1941-1944 (2007)
134. Marcela Gonzales and Kannan M. Krishnan, “Phase
Transfer of Highly Monodisperse Iron Oxide
Nanocrystals with Pluronic F127 for Biological
Applications”, Jour. Mag. Mag. Mat., 311, 59-62 (2007)
133. Saikat Mandal and Kannan M. Krishnan, “CocoreAushell
nanoparticles: evolution of magnetic properties in the
displacement reaction”. J. Mater. Chem., 17, 372-376
(2007)
2006
132. G. Srajer, L. H. Lewis, S.D. Bader, … Kannan M.
Krishnan ….J.Z. Sun, “Advances in nanomagnetism via x-
ray techniques”, Jour. Mag. Mag. Mat., 307, 1-31 (2006)
131. Xiaosong Ji and Kannan M. Krishnan “Competing
magnetic interactions in perpendicular exchange-biased
(Co/Pt)x/FeMn multilayers”, Jour. Appl. Phys. 99,
08C105 (2006)
130. K. A. Griffin, M. Varela, S. J. Pennycook and Kannan M.
Krishnan, “Atomic-scale studies of cobalt distribution in
Co-TiO2 anatase thin films: Processing, microstructure
and the origin of ferromagnetism”, Jour. Appl. Phys. 99,
08M114 (2006)
129. Yuping Bao, A. B. Pakhomov and Kannan M. Krishnan,
“Brownian Magnetic Relaxation of Water-based Cobalt
Nanoparticles”, Jour. Appl. Phys. 99, 08H107 (2006)
128. Youhui Gao,Yuping Bao, Alec B. Pakhomov, Daisuke
Shindo and Kannan M. Krishnan, “Spiral Spin Order of
Self-assembled Co Nanodisk Arrays”, Physical Review
Letters, 96, 137205 (2006)
127. Kannan M. Krishnan, Alexandre B. Pakhomov, Yuping
Bao, Peter Blomqvist, Yoonsoo Chun, Marcela Gonzales,
Kelli Griffin, Xiaosong Ji and Bradley K. Roberts,
“Nanomagnetism and spin electronics: materials,
microstructure and novel properties”, Jour. Mat. Sci. 41,
793–815 (2006)
2005
126. Xiaosong Ji, Honglyoul Ju, David E. McCready and
Kannan M. Krishnan, “Perpendicular exchange bias in
ion-beam sputtered (Co/Pt)n/FeMn multilayers” , Jour.
Appl. Phys. 98, 116101 (2005)
125.M. E. Gómez, J. Santamaria , S. Kim , Kannan M.
Krishnan and Ivan K. Schuller1, Detailed structural
analysis of epitaxial MBE grown Fe/Cr superlattices,
Phys. Rev. B, 71 , 125410 (2005)
124. K.A. Griffin, A.B. Pakhomov, C.M. Wang, S.M. Heald,
and Kannan M. Krishnan, “Cobalt-Doped Anatase – a
room temperature dilute magnetic dielectric material”,
Jour. Appl. Phys., 97, 10D320 (2005)
123. Y. Bao, M. Beerman, A.B. Pakhomov and Kannan M.
Krishnan, “Controlled crystalline structure and surface
stability of cobalt nanocrystals”. J. Phys. Chem. B, 109,
7220-7222 (2005)
122. P. Blomqvist, Kannan. M. Krishnan and H. Ohldag,
“Direct imaging of asymmetric magnetization reversal in
exchange-biased Fe/MnPd bilayers by x-ray
photoemission electron microscopy”, Phys. Rev. Lett.,
94, 107203 (2005)
121. K.A. Griffin, A.B. Pakhomov, C.M. Wang, S.M. Heald,
Kannan M. Krishnan, “Intrinsic Ferromagnetism in
Insulating Cobalt Doped Anatase TiO2 thin films”, Phys.
Rev. Lett., 94, 157204 (2005)
120. Bradley K. Roberts, Alexandre B. Pakhomov and Kannan
M. Krishnan, “Ferromagnetic Cr-doped ZnO for spin-
electronics via magnetron sputtering”, Jour. Appl. Phys.,
97, 10D310 (2005)
119. A. B. Pakhomov, Yuping Bao and Kannan M. Krishnan,
“Effects of surfactant friction on Brownian magnetic
relaxation in nanoparticle ferrofluids”, Jour. Appl. Phys.,
97, 10Q305 (2005)
118. Marcela Gonzales and Kannan M. Krishnan, “Synthesis
and dynamic magnetic behavior of highly monodisperse
iron oxide nanocrystals”, Jour. Appl. Phys., (submitted)
117. Y. Bao, A.B. Pakhomov, K. M. Krishnan, “ A general
approach to synthesize nanoparticles with controlled
morphologies and magnetic properties”, Jour. Appl.
Phys., 97, 10J317 (2005)
116. Yuping Bao and Kannan Krishnan, “Tailored and
functionalized cobalt nanocrystals for potential
biomedical applications”. Journal of Magnetism and
Magnetic Materials , 293, 15-19 (2005)
115. W. Grogger, Maria Varela, Roger Ristau, Bernard
Schaffer, Ferdinand Hofer and Kannan M. Krishnan,
“Energy-filtering TEM on the nanometer length scales”
Journal of Electron Spectroscopy, 143, 139-147 (2005)
114. Marcela Gonzales and Kannan Krishnan, “Synthesis of
Magnetoliposomes with Monodisperse Iron Oxide
Nanocrystal Cores for Hyperthermia”, Journal of
Magnetism and Magnetic Materials, 293, 265-270 (2005)
2004
113. P. Blomqvist, Kannan. M. Krishnan, S. Srinath and S.G.E.
te Velthuis, “Magnetization processes in exchange-biased
MnPd/Fe bilayers studied by polarized neutron
reflectivity”, Jour. Appl. Phys. 96, 6523-6526 (2004)
112. Tuan, A.; Bryan, J.D.;Pakhomov, A.B.; Shutthanandan, V.;
Thevuthasan, S.; McCready, D.; Gaspar, D.; Engelhard,
M.; Rogers, Jr., J.W.; Krishnan, K.; Gamelin, D.R.;
Chambers S.A.; "Epitaxial Growth and Properties of
Cobalt-doped ZnO on -Al2O3 Single Crystal
Substrates." Physical Rev. B 70, 054424 (2004)
111. Yuping Bao, Michael Beerman and Kannan M. Krishnan,
“Controlled Self-assembly of Colloidal Cobalt
Nanocrystals mediated by magnetic interactions, Journal
of Magnetism and Magnetic Materials, 272-276,
Supplement 1, E1367-E1368 (2004)
110. A. B. Pakhomov, B. K. Roberts, Kannan M. Krishnan, A.
Tuan, V. Shutthanandan, D. McCready, S. Thevuthasan,
and S. A. Chambers, Studies of two- and three-
dimensional ZnO:Co structures through different
synthetic routes, Jour. Appl. Phys 95 (11): 7393-7395
(2004)
109. Peter Blomqvist and Kannan M. Krishnan, “Exchange
coupling in nanoscale MnPd/Fe heterostructures”,
Journal of Magnetism and Magnetic Materials 272-76:
1237-1239 (2004)
108. Gao YH, Bao YP, Beerman M, Yasuhara A, Shindo D,
Krishnan KM, “Superstructures of self-assembled cobalt
nanocrystals”, Appl. Phys. Lett 84 , 3361-3363 (2004)
107. P. Blomqvist and Kannan M. Krishnan, "Magnetization
process in exchange-biased MnPd/Fe bilayers", Jour.
Appl. Phys 95 (12): 8487-8489 (2004)
106. P. Blomqvist Kannan M. Krishnan and D.E. McCready,
“Growth of exchange-biased MnPd/Fe bilayers”, Jour.
Appl. Phys 95 (12): 8019-8022 (2004)
105. Y.S. Chun and Kannan M. Krishnan, “Interlayer
perpendicular domain coupling between thin Fe films
and garnet single-crystal underlayers”, Jour. Appl. Phys.,
95 (11): 6858-6860 (2004)
2003
104. J. Santamaria, M. E. Gomez, J. L. Vincent, Kannan M.
Krishnan and I. Schuller, “Santamaria et al reply”,
Physical Review Letters, 91, 119602 (2003)
103. Grogger W, Schaffer B, Krishnan KM, Hofer F, Energy-
filtering TEM at high magnification: spatial resolution
and detection limits, Ultramicroscopy 96, 481-489
(2003).
102. A. Pakhomov, B. Roberts and Kannan Krishnan,
"Transition from granular to dilute magnetic
semiconducting multilayers in iron beam deposited
ZnO/Co" Appl. Phys. Lett. 83, 4357-4359 (2003)
101. Yuping Bao, Michael Beerman and Kannan M. Krishnan,
“Controlled self-assembly of colloidal cobalt
nanocrystals”, Jour. Mag. Mag. Mat., 266, L245 (2003).
100. Kusinski GJ, Kannan M. Krishnan, Denbeaux G and
Thomas G, “Magnetic Reversal of ion-beam patterned
Co/Pt multilayers”, Scripta Materialia 48, 949-954 (2003)
2002
99. M. Varela, W. Grogger, D. Arias, Z. Sefrious, C. Leon,
L. Vasquez, C. ballesteros, K. M. Krishnan and J.
Santamaria, “ Effect of epitaxial strain on growth
mechanisms in YBCO thin fims in YBCO/PBCO
superlattices,” Phys. Rev B.66, 174514 (2002)
98. Gomez ME, Santamaria J, Cyrille MC, Nelson EC,
Krishnan KM, SChuller IK, Quantitative roughness of
sputtered Fe-Cr superlattices, Europ. Phys. Jour. B 30,
17-23 (2002)
97. J. Santamaria, M.E. Gomez, J.L. Vicent, Kannan M.
Krishnan and I. Schuller, "Scaling of the interface
roughness in superlattices: Self-affine vs non self-affine",
Phys. Rev. Lett., 89, 190601 (2002)
96. D. C. Crew, Er. Girt, M. Guilot, D. Suess, T. Schrefl
and Kannan M. Krishnan, “ Magnetic interactions and
reversal behavior of Nd2Fe14B particles diluted in Nd
matrix”, Phys. Rev. B 66, 184418 (2002)
95. V.F. Puntes, Kannan M. Krishnan, A.P. Alivisatos,
“Synthesis of colloidal cobalt nanoparticles with
controlled size and shapes,” Topics in Catalysis, 19, 145
(2002).
94. Werner Grogger, Roger A. Ristau, Thomas T.
Thomson, Samuel D. Harkness, Rajiv Ranjan and Kannan
M. Krishnan, “Quantitative measurements of Cr-
segregation in Co0.8-xCrxPt0.1B0.1 magnetic recording
media by scatter diagram analysis”, Appl. Phys. Lett. 80,
1165 (2002)
93. Kusinski GJ, Thomas G, Denbeaux G and Kannan
Krishnan Kannan M. Krishnan, “Temperature and ion
irradiation dependence of magnetic domains and
microstructure in Co/Pt multilayers” J Appl. Phys. 91
(10): 7541-7543 (2002)
92. J. Santamaria, Me. Gomez, M.C. Cyrille, C. Leighton,
Kannan M. Krishnan and I. K. Schuller, “ Interfacially
dominated giant magnetoresistance in Fe/Cr
superlattices”, Phys. Rev. B. 65, 12412 (2002)
2001
91. Girt E, Krishnan KM, Thomas G, “Optimization of
magnetic properties of nanostructured Nd-Fe-B:
Approaching ideal Stoner-Wohlfarth behaviour”, Scripta
Materialia 44: 1431-1435 (2001)
90. V. F. Puntes, Kannan M. Krishnan and P.A. Alivisatos,
“Colloidal Nanocrystal Size and Shape Control: the Case
of Co”, Science, 291, 2115-2117 (2001).
89. V. F. Puntes, Kannan M. Krishnan and P. Alivisatos,
“Synthesis, self-assembly and magnetic behavior of a two-
dimensional superlattice of single-crystal -Co
nanoparticles” Appl. Phys. Lett., 78, 2187-2189 (2001)
88. Y. Zhang, W. Tang, G.C. Hadjipanyis, C. Chen, C.
Nelson and Kannan M. Krishnan, “ Evolution of
microstructure, microchemistry and coercivity in 2:17
type Sm-Co magnets with heat treatment “, IEEE Trans
Mag. 37, 2525 (2001)
87. Er. Girt, Kannan M. Krishnan, G. Thomas and E. Girt,
"Coercivity limits and mechanism in nanocomposite Fe-
Nd-B alloys", J. Mag. Mag. Mat., 231, 219-230 (2001)
86. R. C. Woodward, N.T. Gorham, R. Street, D.C. Crew,E.
Girt and Kannan M. Krishnan, “Coercivity, time
dependence and reversible magnetisation in Nd-rich Nd-
Fe-B alloys”, IEEE Trans. Mag. 37, 2493-2496 (2001)
85. D. Weller. L. Folks, M. Best, E.E. Fullerton, B.D. Terris,
G. J. Kusisnski, Kannan M. Krishnan and G. Thomas,
‘Growth, structural and magnetic properties of high-
coercivity Co/Pt multilayers”, Jour. Appl. Phys., 89,
7525-7527 (2001)
84. G.J. Kusinski, K.M. Krishnan, G. Denbeaux, G. Thomas,
B.D. Terris and D. Weller , “Magnetic imaging of ion-
irradiation-patterned Co/Pt multilayers using
complementary electron and photon probes’, Appl. Phys.
Lett. 79, 2211-2213 (2001)
83. V. F. Puntes and Kannan M. Krishnan , “Synthesis,
structural order and magnetic behavior of self-assembled
-Co nanocrystal arrays” , IEEE Trans. Mag. 37,
2210-2213 (2001)
82. J. D. Wright and Kannan M. Krishnan, “Modification of
the magnetic properties of longitudinal thin-film media by
ion-beam irradiation”, Appl. Phys. Lett. (in press)
81. Werner Grogger and Kannan M. Krishnan “Scatter
diagram analysis of Cr segregation in Co-Cr based
recording media”, IEEE Trans Mag. 37, 1465-1467 (2001)
80. Ning Cheng, J.P.Ahn and Kannan M. Krishnan, “
Epitaxial growth and exchange biasing of PdMn/Fe
bilayer structures grown by ion-beam sputtering” J. Appl.
Phys. 89, 6597-6599 (2001)
79. JaePyoung Ahn, Ning Cheng, T. Lograsso and Kannan M.
Krishnan, “Magnetic properties, structure and shape-
memory transitions in Ni60Mn20Ga20 thin films grown by
ion beam sputtering”, IEEE Trans Mag. 37, 2141-2143
(2001)
78. M. Varela, W. Grogger, D. Arias, Z. Sefrioui, C. Leon, C.
Ballesteros, Kannan M. Krishnan, and J. Santamaria,
“Direct evidence for block-by-block growth in high-
temperature superconductor ultra-thin films”, Phys. Rev.
Lett., 86, 5156 (2001)
77. M. Varela, C. Ballesteros, W. Grogger, Kannan M.
Krishnan, D. Arias, Z. Sefrioui, C. Leon and J. Santamaria,
“High-Resolution and Energy-Filtered Transmission
Electron Microscopy of YBa2Cu3O7-x/ PrBa2Cu3O7
superlattices” , J. Alloys and Compounds 323-4, 558-561
(2001)
76. Kannan M. Krishnan , “Magnetism and Microstructure:
Imaging Techniques and Structure-Property Correlations
in Information Storage Materials”, NATO/ASI on
Magnetic recording beyond 2000, Edited by G.
Hadjipanayis, pp 251, Kluwer Academic press (2001)
2000
75. Y. Zhang, W. Tang, G. C. Hadjipanayis, J. Liu, M. S.
Walmer, E. C. Nelson and Kannan M. Krishnan, “Effect of
cell size on magnetic properties and domain structures of
sintered Sm(Co,Cu,Fe,Zr) 2:17 magnets”, J. Appl. Phys.
87 (9): 6722-6724 (2000)
74. M. C. Cyrille, S. Kim, M. E. Gomez, J. Santamaria, C.
Leighton, Kannan M. Krishnan and I. K. Schuller, “Effect
of sputtering pressure induced roughness on the
microstructure and perpendicular GMR of Fe/Cr
superlattices”, Phys. Rev. B. 62, 15079-15083 (2000)
73. M. C. Cyrille, S. Kim, M.E. Gomez, J. Santamaria, K. M.
Krishnan and I. K. Schuller, “Enhancement of
perpendicular and parallel giant magnetoresistance with
the number of bilayers in Fe/Cr superlattices”, Phys. Rev.
B. 62, 3361-3367 (2000)
72. Y. Zhang, M. Corte-Real, G.C. Hadjipanayis, J. Liu, M. S.
Walmer and Kannan Krishnan, “Magnetic hardening
studies in sintered Sm(Co, Cux, Fe, Zr)z 2:17 high
temperature magnets” J. Appl. Phys. 87, 6722 (2000)
71. G. Kusinski, Kannan M. Krishnan, G. Thomas and E. C.
Nelson, Domain structures and temperature-dependent
spin-reorientation transitions in c-axis oriented Co-Cr
thin films”, J. Appl. Phys., 87, 6376 (2000)
70. Ning Cheng, Kannan M. Krishnan, Er. Girt, R. F. C.
Farrow, R. Marks, A. Young, Cheng H. A., "Spin
Structure and Exchange Biasing in MnNi/Fe(Mo)
Bilayers,” J. Appl. Phys. 87, 6647-6649 (2000)
69. Er. Girt, Kannan M. Krishnan, M. Guillot, I. P. Swainson,
Z. Altounian, G. Thomas, "Structural and magnetic
properties of Nd2Fe17-xGax (x = 0 - 2)", J. Appl. Phys.
87, 5323-5325 (2000)
68. Er. Girt, Kannan M. Krishnan, G. Thomas, Z. Altounian,
"Approaching the theoretical coercivity of Nd2Fe14B :
microstructural evaluation and interparticle
interactions", J. Appl. Phys. 88, 5311-5314 (2000)
67. Er. Girt, Kannan M. Krishnan, G. Thomas, Z. Altounian,
"Nanocomposite Nd-rich Nd-Fe-B alloys: approaching
ideal Stoner-Wohlfarth type behavior", Appl. Phys. Lett.
76, 1746-1748 (2000)
66. O.I. Lebedev, C. Van Tandeloo, S. Amelinckx, H. L. Ju
and Kannan M. Krishnan, “HREM study of strained
epitaxial La0.7Sr0.3MnO3 thin films, Phil Mag A, 90,
673-691 (2000)
65. X. Batlle, C.J. Echer, C. Nelson and Kannan M. Krishnan,
“Antiferromagnetic correlations in Fe-Cu granular alloys:
the role of surface structure” , J. Appl. Phys., 87,
3037-3043 (2000)
1999
64. X. Batlle, C. J. Echer, Kannan M. Krishnan, B. J. Hattnik
and A. Labarta, “Structural and magnetic properties of
iron particles in a copper matrix” , J. Mag. Mag. Mat.,
203, 120-122 (1999).
63. Kannan M. Krishnan, “ Magnetism and microstructure:
the role of interfaces”, Acta Materialia, 47, 4233-4244
(1999)
62. Kannan M. Krishnan and H. L. Ju, “Role of stoichiometry
and structure in colossal magneto-resistive La1-xSrxMn1-
yRuyO3+ “, Phys. Rev (B), 60, 14793-14803 (1999)
61. E. Girt, Z. Altounian, I.P. Swainson, Kannan M. Krishnan
and G. Thomas, “Anomalous thermal expansion in
Nd2Fe17- Ga = 0-2)”, J. Appl. Phys, 85,
4669-4671 (1999)
1998
60. H. L. Ju, Kannan M. Krishnan and D. Lederman,
“Evolution of strain dependent transport properties in
ultra-thin LSMO films”, Jour. Appl. Phys., 83, 7073-7075
(1998).
59. S. Sundar Manoharan, H. L. Ju and Kannan M. Krishnan,
“ Unusual substitution effect of Ru in bulk and thin films
of La0.7Sr0.3Mn1-xRuxO3” , Jour. Appl. Phys., 83,
7183-7185 (1998)
58. Kannan M. Krishnan, C. Nelson and C.J. Echer, R. F. C.
Farrow and R.F. Marks, “Exchange biasing of permalloy
films by Mn1-x Ptx: role of composition and
microstructure”, Jour. Appl. Phys., 83, 6810-6812(1998)
57. M. Benaissa, Kannan M. Krishnan and E.E.Fullerton,
“Magnetic anisotropy and its microstructural origin in
epitaxially grown bicrystal Sm-Co thin films”, IEEE Trans.
Mag., 34, 1204-1206 (1998)
1997
56. H. L. Ju, H.C. Sohn and Kannan M. Krishnan, “ Evidence
for oxygen 2p hole driven conductivity in La1-
xSrxMnO3 and La0.8Sr0.2MnOz CMR thin films”, Phys.
Rev. Lett., 79, 3230-3233 (1997)
55. H. L. Ju and Kannan M. Krishnan, “Effect of vacuum
annealing on oxygen stoichiometry and resistivity in sol-
gel derived films”, Sol. Stat. Comm. , 104,419-423
(1997)
54. M. A. Brewer, C. J. Echer, Kannan M. Krishnan, T.
Kobayashi and A. Nakanishi, “ Magnetic and physical
microstructure of Fe16N2 films grown epitaxially on
Si(001)”, Jour. Appl. Phys., 81, 4128-4130 (1997)
53. D. J. Rogers, Y. Maeda and Kannan M. Krishnan,
"Investigations of the compositional distribution in
epitaxially grown Co-Cr thin films with enhanced
saturation magnetisation", J. Mag. Mag. Mat. 163, 393-396
(1997)
1996
52. M. A. Brewer, Kannan M. Krishnan and C. Ortiz,
"Epitaxial Fe16N2 Films Grown on Si(100) by Reactive
Sputtering", J. Appl. Phys., 79, 5321-5323 (1996).
51. Tai Nguyen, Kannan M. Krishnan, L. H. Lewis, Y. Zhu
and D.O. Welch, "Microstructure and composition in
rapidly quenched FeNdB-based hard magnet alloys", J.
Appl. Phys.,79, 4848-4850 (1996)
50. Kannan M. Krishnan, A. R. Modak, C. A. Lucas, H.
Baumann and R. Michel, "Role of epitaxy and
polycrystallinity in the magneto- resistance and
magnetization of La0.8Sr0.2MnO3 thin films", J. Appl.
Phys., 79, 5169-5171 (1996)
49. S. Anders, S. Raoux, Kannan M. Krishnan, R. A. MacGill
and I. G. Brown, "Plasma distribution of cathodic arc
deposition systems", J. Appl. Phys., 79, 6785 (1996)
48. R. F. C. Farrow, S. S. P. Parkin, R. F. Marks, Kannan M.
Krishnan and N. Thangaraj, “Quenching of giant
magnetoresistance by interface roughening and alloying in
annealed [(Nix Fe1-x)yAu1-y]/Au multilayers”, Appl. Phys.
Lett., 69, 1963-1965 (1996)
1995
47. N. Thangaraj, Kannan M. Krishnan and R. F. C. Farrow,
"Microstructural evolution and giant magnetoresistance
in multilayers and granular alloy thin films", Scripta Met.,
33, 1667-1677 (1995)
46. D. Donnet, Kannan M. Krishnan and Y. Yajima, " Domain
structures in epitaxially grown cobalt thin films",
Jour.Phys. D., 28, 1942-1950 (1995)
45. Kannan M. Krishnan, "Enhanced saturation
magnetization, electronic structure and compositional
segregation in epitaxially grown Co-Cr thin films", Appl.
Phys. Lett., 67, 2238-2240 (1995)
1994
44. Kannan M. Krishnan, T. Takeuchi, Y. Hirayama and M.
Futamoto, "Epitaxial growth and enhanced saturation
magnetization of Co1-x Crx media suitable for
perpendicular magnetic recording." IEEE Trans. Mag. 30,
5115-5120 (1994).
43. Kannan M. Krishnan, T. Takeuchi, Y. Hirayama, D. M.
Donnet, Y. Honda and M. Futamoto, "Micromagnetics
and microstructure of epitaxially grown Co and Co-Cr
films suitable for perpendicular magnetic recording", Jour.
Mag. Soc. Jap., 18, S1, 15 (1994)
42. N. Thangaraj, C. J. Echer, Kannan M. Krishnan, R.F.C.
Farrow, R. F. Marks and S. S. P. Parkin " Giant
magnetoresistance and microstructural characteristics of
epitaxial FeAg and CoAg granular thin films, Jour. Appl.
Phys., 75, 6900-6902 (1994).
41. Kannan M. Krishnan , T. Takeuchi, D. M. Donnet and T.
Tanahashi, "Magnetism and magnetization structure of c-
axis oriented single crystal cobalt films grown epitaxially
on rigid underlayers", Jour. Appl. Phys., 75, 7579-7581
(1994)
40. Kannan M. Krishnan , Y. Honda, Y. Hirayama and M.
Futamoto, "Microstructure and epitaxy of c-axis oriented
single crystal cobalt films grown on rigid underlayers",
Appl. Phys. Lett., 64, 1499-1501 (1994)
1993
39. B. Zhang, Kannan M. Krishnan and R.F.C. Farrow,
"Crystallography of ultrathin Co/Pt multilayers and
nanostructures", Ultramicroscopy, 51, 298-305 (1993)
38. B. Zhang, Kannan M. Krishnan, C.H. Lee and R. F. C.
Farrow, " Magnetic anisotropy and lattice strain in Co/Pt
multilayers", Jour. Appl. Phys., 73, 6198-6200 (1993).
1992
37. E. S. K. Menon and Kannan M. Krishnan, " Charge
transfer and short range order in Cu-Pd and Ni-Mo
alloys", Phil. Mag Lett, 66, 271-275 (1992)
36. Kannan M. Krishnan, E.S. K. Menon, P. Huang, P. Singh
and D. de Fontaine, "Short-range order effects on copper
L3,2 transitions in Cu-Pd alloys", Appl. Phys. Lett., 60,
1762-1764 (1992).
35. M. C. Salvadori, M. A. Brewer, J. W, Ager III, I.G. Brown
and Kannan M. Krishnan, " The effect of a graphite
holder on diamond synthesis by microwave plasma
chemical vapor deposition", J. Elec. Chem. Soc., 139,
558-560 (1992).
34. Kannan M. Krishnan, "Ferromagnetic-MnxGa(1-x) thin
films with perpendicular anisotropy", Appl. Phys. Lett.,
61, 2365-2367 (1992).
33. N-H. Cho, Kannan M. Krishnan, C. Lucas and R. F. C.
Farrow, " Microstructure and magnetic anisotropy of
ultrathin Co/Pt multilayers grown on GaAs by MBE", J.
Appl. Phys. , 72, 5799-5807 (1992).
32. N-H. Cho, Kannan M. Krishnan and R.F.C. Farrow, "
Twin formation in seeded Co/Pt superlattices grown by
MBE", Applied Physics Letter, 60, 2371-2373 (1992).
1991
31. M. C. Salvadori, J. W. Ager III, I.G. Brown and Kannan M.
Krishnan, "Diamond synthesis by microwave plasma
CVD using graphite as the carbon source", App. Phys.
Lett., 59, 2386-2388 (1991)
30. Kannan M. Krishnan, " Structure of newly synthesized
BC3 films ", Appl. Phys. Lett., 58, 1857-1859 (1991)
1990
29. N. -H. Cho, Kannan M. Krishnan , D. K. Viers, M. D.
Rubin, C. B. Hopper, B. Bushan and D. B. Bogy,
"Chemical structure and physical properties of diamond-
like carbon films prepared by magnetron sputtering", J.
Mater. Res. 5, 2543-2554 (1990).
28. Kannan M. Krishnan, "Channeling and related effects in
electron microscopy : the current status", "Fundamental
beam interactions with solids for microscopy,
microanalysis and lithography", D. Newbury, J. Schou &
P. Kruit editors, Scanning Microscopy, Supplement 4,
157-170, (1990).
27. Kannan M. Krishnan, "Electron energy-loss spectroscopy:
fundamentals and applications in the characterization of
minerals", American Chemical Society Symposium
Volume 415, "Structures and active sites of minerals:
optical and non-optical spectroscopic characterization",
L. M. Coyne, S. W. S. McKeever and D. F. Blake editors,
XXVIII. Chapter 3, 54 (1990).
26. Kannan M. Krishnan, " Fe L3/L2 near edge fine structure
studies", Ultramicroscopy 32, 309-311 (1990)
1989
25. Kannan M. Krishnan, "Site occupancy/valence
measurements using channeling and related effects in
microanalysis", Materials Science and Engineering B3,
397-402 (1989).
24. J. Kouvetakis, T. Sasaki, C. Shen, R. Hagiwara, M. Lerner,
Kannan M. Krishnan and N. Bartlett, “Novel aspects of
graphite intercalation by fluorine and fluorides and new
B/C, C/N and B/C/N materials based on the graphite
network.”, Synthetic Metals 34, 1-7 (1989).
1988
23. Kannan M. Krishnan, "Channeling Enhanced
Microanalysis: a high resolution analytical technique for
atomic site and species determination", Crystal
Properties and Preparation, 16, 221 (1988).
22. Kannan M. Krishnan, "Atomic site and species
determinations using channeling and related effects in
Analytical Electron Microscopy," Ultramicroscopy,
24,125-142 (1988).
21. D. Blake, F. Freund, Kannan M. Krishnan, C.J. Echer et
al., "The nature and origin of interstellar diamond",
Nature, 332, 611-613 (1988).
20. S. M. Anlage, B. Fultz and Kannan M. Krishnan,
"Icosahecral phase formation in rapidly quenched
aluminum-ruthenium alloys, Journ. Mat. Res., 3, 421-425
(1988).
1987
19. Kannan M. Krishnan, "When is parallel illumination best
for ALCHEMI ?" Ultramicroscopy 23, 199-203 (1987).
18. J. Turner and Kannan M. Krishnan, "An improved
photographic process for convergent beam electron
diffraction applications," Journal of Electron Microscopy
Techniques 5, 211-215 (1987).
17. R. Kilaas, M. A. O'Keefe and Kannan M. Krishnan, "On
the inclusion of upper Laue layers in computational
methods in High Resolution Transmission Electron
Microscopy", Ultramicroscopy 21, 47-61 (1987).
16. D. Blake, Kannan M. Krishnan, C.J. Echer, D. Ackland
and F. Freund, "Analytical microscopy of interstellar
diamond", J. Elec. Mic. Techn. 7,143(1987).
15. Kannan M. Krishnan, "Novel graphites in the BCN
system: characterization by EELS", J. Elec. Mic. Techn. 7,
141 (1987).
14. T. Sands, V.G. Keramidas, K.M. Yu, J. Washburn and
Kannan M. Krishnan, "A comparative study of the phase
stability and film morphology in thin-film M/GaAs systems
(M=Co, Rh, In, Ni, Pd and Pt)," J. Appl. Phys., 62, 2070
(1987).
13. T. Sands, C.C. Chang, V.G. Keramidas, Kannan M.
Krishnan and J. Washburn, " The Ni-InP reaction:
Formation of Amorphous and Crystalline Ternary
Phases,"App. .Phys. .Lett. 50,1346-1348 (1987).
1986
12. Kannan M. Krishnan, P. Rez, G. Thomas, Y. Yokota and
H. Hashimoto, "The combined effect of acceleration
voltage and incident beam orientation on the
characteristic x-ray production in thin crystals,"
Philosophical Magazine B53, 339-348 (1986).
11. R. Ramesh, Kannan M. Krishnan, E. Goo, G. Thomas, M.
Okada and M. Homma, “ Microstructure of Fe-
Didymium-B magnets”, J. Mag. Mag. Mat., 54-57, 563
(1986)
10. D.A. Ackland, U. Dahmen, R. Kilaas, Kannan M. Krishnan,
C. Nelson, M.A. O'Keefe, W. Smith and J. Turner,
"Recent transmission electron microscopy applications at
NCEM," Journal of Metals 38, 19-24 (1986).
9. Kannan M. Krishnan, R. Gronsky and L. E. Tanner, "Determination of the composition of the icosahedral phase in rapidly solidified Al-Mn quasi-crystals at high spatial resolution," Scripta Metallurgica 20, 239-242 (1986).
1985
8. R. Gronsky, Kannan Krishnan and L.E. Tanner, "Structural regularity and imperfections in the icosahedral phase of the Al-Mn system", JOM- J. Min. Met. Mat. 37 (8): A74-A74 (1985)
7. Kannan M. Krishnan, P. Rez and G. Thomas, "Crystallographic site occupancy refinements in thin film oxides by channeling enhanced microanalysis," Acta Crystallographica B41, 396-405 (1985).
1984
6. Kannan M. Krishnan, L. Rabenberg, R.K. Mishra and G. Thomas, "Site occupation of ternary elements in Sm2(Co,TM)17 compounds," Journal of Applied Physics 55, 2058-2060 (1984)
5. T. R. Dinger, Kannan M. Krishnan, G. Thomas, M. I. Osendi and J. S. Moya, "Investigation of Zr02/Mullite solid solution by energy dispersive x-ray spectroscopy and electron diffraction," Acta Metallurgica 32, 1601-1607 (1984).
4. Kannan M. Krishnan and G. Thomas, "A generalization of atom location by channelling enhanced microanalysis," Journal of Microscopy 136, 97-101(1984).
1981
3. F.F. Y. Wang, Kannan M. Krishnan, D.E. Cox and A.M. Reynolds, "Compositional and structural studies of a MnZn Ferrite under different processing conditions", J Appl. Phys. 52 (3): 2436-2438 (1981)
1980
2.Kannan M. Krishnan, F.F.Y. Wang, A.M. Reynolds, "Effect of heat treatment on MnZn Ferrite", Amer. Cer. Soc. Bull., 59 (3): 379-379 (1980)
1979
1.F. F. Y. Wang, S. Bhaduri, T. A. Baum and Kannan M. Krishnan, " Hot pressing of silicon," in Sintering Processes, G. C. Kuczynski (ed.), Materials Science Research 13, 289-94 (1979)