BOOKS, MONOGRAPHS and SPECIAL JOURNAL ISSUES
R.S. Chaughule and R.V. Ramanujan (eds.), Nanoparticles,
American Scientific Publishers, USA, 413 pages, ISBN 1-58883-180-9 (2010).
R.V. Ramanujan, Magnetic
particles for biomedical applications, Chapter 17, Biomedical Materials, Invited
Book Chapter for a textbook, Springer, New York (2009).
A.K. Srivastava and R.V.
Ramanujan, Invited Encyclopedia
Chapter, Self assembly of magnetic nanomaterials, Magnetic Nanostructures,
H.S. Nalwa (ed.), p. 641, American Scientific Publishers, USA, ISBN
1-58883-145-0 (2009).
K.A. Khor, R.V.
Ramanujan, C.P. Ooi and J.H. Zhao, Materials Processing for Properties and
Performance, IoM (East Asia), ISBN 978-981-08-1556-1 (2008).
R.V.
Ramanujan, Editor, Special Issue, ※Phase
transformations in magnetic materials§, Metall. Mater. Trans. A., 38, 716 (2007).
R.V. Ramanujan, C.K. Tan and H. Rumpel,
Invited Book Chapter, Magnetic
resonance imaging in nanotechnology: nanomagnetic
probes for bioimaging, Looking
into Living Things through MRI, R.S. Chaughule and S.S. Ranade
(eds.), Prism Publications, (2006).
K.A. Khor, R.V.
Ramanujan, C.P. Ooi and J.H. Zhao, W. Zhou. L. Yu, Materials Processing
for Properties and Performance, vol. 5, IoM (East Asia)
(2006).
K.A. Khor, R.V.
Ramanujan, C.P. Ooi and J.H. Zhao, Materials Processing for Properties and
Performance, vol. 3, IoM (East Asia) (2004).
R.V. Ramanujan,
Phase
transformations in gamma-based titanium aluminides, Invited Commissioned
Monograph, Inter. Mater. Rev., vol. 45, 217-242 (2000).
S. Banerjee and R.V. Ramanujan,
Advances in Physical Metallurgy, 562 pages, Gordon and Breach, New York (1996).
S. Banerjee and R.V. Ramanujan,
Guest Editors, Special Issue of Trans. IIM, vol. 48, 139-274 (1995).
Selected Journal Publications
X.C. Zhong, P.F. Tang. Z.W.Liu, D.C. Zeng, Z.G. Zheng, H.Y. Yu, W.Q. Qiu, H. Zhang and R.V.
Ramanujan, Large
magnetocaloric effect and refrigerant capacity in Gd-Co-Ni
metallic glasses, J. Appl. Phys.,
111, 07A919 (2012).
P.K. Deheri, S. Shukla and R.V.
Ramanujan, The
reaction mechanism of formation of chemically synthesized Nd2Fe14B hard
magnetic nanoparticles, J. Solid
State Chem., 186, 224 (2012).
A. Banerjee, P. Chaddah, S. Dash, K. Kumar, A Lakhani, X.
Chen and R.V. Ramanujan, History
dependent metastability of the coexisting phases in a
magnetic shape memory alloy, Phys.
Rev. B., 84, 214420 (2011).
Z.W. Liu, C. Chen, Z.G. Zheng, B.H. Tan, D.C. Zeng and R.V.
Ramanujan, Phase
transitions and hard magnetic properties for rapidly solidified MnAl alloys doped with C,B and
rare earth elements, J. Mater. Sci., 47, 2333-2338 (2012).
A. Lakhani, S. Dash, A. Banerjee, P. Chaddah, X. Chen and R.V. Ramanujan, Tuning
the austenite and martensite phase fraction in ferromagnetic shape memory alloy
ribbons of Ni45Co5Mn38Sn12, Appl. Phys. Lett.,
99, 242503 (2011).
G. Zhu, N.T. Nguyen, R.V.
Ramanujan and X. Huang, Deformation
of a ferrofluid droplet in a uniform magnetic field,
Langmuir, 27, 14834-14841 (2011).
J.Y. Law, V. Franco and R.V.
Ramanujan, Direct
magnetocaloric measurements of Fe-B-Cr-X (X = La, Ce)
amorphous ribbons, J. Appl. Phys.,
110, 023907 (2011).
A. K. Nayak, R. Sahoo, K.G. Suresh, A.K. Nigam,
X. Chen and R.V. Ramanujan, Anisotropy
induced large exchange bias behavior in ball milled Ni-Co-Mn-Sb alloys, Appl.
Phys. Lett., 98, 232502 (2011).
D.
Ang, P.R. Preiser and R.V. Ramanujan, In
vitro studies of magnetically enhanced
transfection in COS-7 cells, Mater. Sci. Engg.
C, 31,1445-1457 (2011).
A.
Banerjee, S. Dash, A Lakhani, P. Chaddah, X. Chen and R.V. Ramanujan, Relating
field induced functionality to the kinetics of coexisting phases in magnetic
shape memory alloys, Solid State Comm.,
151, 971-975 (2011).
S. Kayal, D. Bandyopadhyay, T. Mandal and R.V. Ramanujan, Flow of
magnetic nanoparticles in magnetic drug targeting, RSC Advances, 1, 238- 246 (2011).
J. Liao, M.J. Tan, R. V. Ramanujan,
S. Shukla, Carbon nanotube evolution in aluminum matrix during composite
fabrication process, Mater. Sci.
Forum, 690, 294-297 (2011).
S. Shukla, A. Banas
and R. V. Ramanujan, Atomistic
mechanism of cyclic phase transitions in Fe85Nd10B5
magnetic nanocomposites, Intermetallics,
19, 1265-1273 (2011).
J.Y. Law, V. Franco and R.V.
Ramanujan, Influence
of La and Ce additions on the magnetocaloric effect
of Fe-B-Cr based amorphous alloys, Appl.
Phys. Lett., 98, 192503 (2011).
S. Shukla, A. Banas
and R. V. Ramanujan, Evidence
of anti free volume creation during deformation induced nanocrystallization
of Nd-Fe-B metallic glass, Phys.
Status Solidi RRL, 5, 169-171 (2011). Cover
page.
D. Ang, Q.
V. Nguyen, S. Kayal, R. S. Rawat, P.R. Preiser and R.V. Ramanujan, Insights
into the mechanism of magnetic particle assisted gene delivery, Acta Biomater., 7, 1319- 1326 (2011).
V. Swaminathan,
S. Pramana, T. White, L. Chen, R. Chukka and R.V. Ramanujan,
Microwave
synthesis of noncentrosymmetric BaTiO3
truncated nanocubes for charge storage applications,
Appl. Mater. Interfaces, 2, 3037-3042 (2010).
P.K.Deheri, V. Swaminathan, S.D.Bhame,
Z.W. Liu and R.V.Ramanujan, Sol-gel
based chemical synthesis of Nd2Fe14B hard magnetic
nanoparticles, Chem. Mater., 22,
6509-6517 (2010).
Z.Y.
Pan, R.S. Rawat, J.J. Lin, S. Mahmood,
R.V. Ramanujan,
P. Lee, S.V. Springham, T.L. Tan, Oriented
growth of CoPt nanoparticles by pulsed laser
deposition, Appl. Phys. A., 101,
609-613 (2010).
J.Y. Law, R.V.
Ramanujan and V. Franco, Tunable
Curie temperatures in Gd alloyed Fe-B-Cr
magnetocaloric materials, J. Alloys
Compounds, 508, 14-19 (2010).
R. Snyder, V.Q. Nguyen and R.V. Ramanujan, The
energetics of magnetoelastic
actuators is analogous to phase transformations in materials, Acta Mater., 58, 5620-5630 (2010).
S. Purushotham and R.V.
Ramanujan, Modeling
the performance of magnetic nanoparticles in multimodal cancer therapy, J. Appl. Phys., 107, 114701 (2010). Selected for the 14/6/2009
issue of Virtual J. Nanoscale Sci. Tech.
This journal, published by the American Institute of Physics and the
American Physical Society, covers a focused area of frontier research. Research
Highlight of J. Appl. Phys. 2nd most downloaded article in July and August 2010 and 3rd
most downloaded article in June 2010.
S. Thomas, J. Mathew, P. Radhakrishnan,
V.P.N. Nampoori, A.K. George, S.H. Alharthi, R.V. Ramanujan and M.R. Anantharaman, Metglas thin film magnetostrictive
transducers for use in long period fibre grating
sensors, Sensors Actuators A, in
press (2010).
A.K. Srivastava,
M. Menon, S. Madhavi and R.V. Ramanujan, Synthesis of Co/Co3O4 nanocomposite particles relevant to magnetic field
processing, J.Nanosci. Nanotech., 10, 6580-6585 (2010).
S. Kayal and R.V. Ramanujan, Anti
cancer drug loaded Iron-Gold Core-Shell Nanoparticles (Fe@Au)
for magnetic drug targeting, J. Nanosci. Nanotech., 10, 5527-5539 (2010).
Z.W. Liu, Y. Liu, D.C. Zeng, R.V. Ramanujan
and C.K. Ong, Rigid
and flexible Fe-Zr-N magnetic thin films for
microwave absorbers, J. Appl. Phys.,
107, 09A505-1 - 09A505-3 (2010).
R. Snyder, V.Q. Nguyen and R.V. Ramanujan, Design
parameters for magneto-elastic soft actuators, Smart
Mater. Structures, 19, 055017 (2010).
S. Kayal and R.V. Ramanujan, Doxorubicin
loaded PVA coated iron oxide nanoparticles for targeted drug delivery, Mater. Sci. Engg.
C, 30, 484-490 (2010). 7th hottest paper in April-June 2010.
S. Purushotham and R.V.
Ramanujan, Thermoresponsive
magnetic composite nanomaterials for multimodal cancer therapy, Acta Biomater.,
6, 502-510 (2010). One of the top 25 ※hottest§ articles in the academic
year Oct. 2009-Sep. 2010. Acta
Student Award for Best Paper (2011).
S. Karamat, R.S. Rawat, P. Lee, T.L. Tan, R.V. Ramanujan, W. Zhou,
Structural,compositional and magnetic characterization of
bulk V2O5 doped ZnO system,
Appl. Surf. Sci.,
256, 2309-2314 (2010).
S.D. Bhame, V. Swaminathan,
P.K.Deheri and R.V.Ramanujan,
Exchange
coupled hard magnetic Nd2Fe14B nanoparticles by novel autocombustion- reduction diffusion synthesis, Adv Sci Lett., 3, 174-179 (2010).
V.Q.
Nguyen and R.V. Ramanujan,
Novel
coiling behavior in magnet-polymer composites, Macromolecular Chem. Phys., 211, 618每626 (2010). Cover page
A.K. Srivastava, S. Madhavi and R.V.
Ramanujan, Directed
magnetic field induced assembly of high magnetic moment cobalt nanowires, Appl. Phys. A, 98, 821-830 (2010).
Z.Y. Pan, R.S. Rawat, R. Verma,
J.J. Lin, H. Yan, R.V. Ramanujan, P. Lee, S.V. Springham,
T.L. Tan, Miniature
plasma focus as a novel device for synthesis of soft magnetic FeCo thin films, Phys.
Lett. A, 374, 1043-1048 (2010).
Z.Y. Pan, R.S. Rawat, J.J. Lin, R. Verma, M.V. Roshan, P. Lee, S.V. Springham, T.L. Tan, T. Zhang and R.V. Ramanujan, Magnetic
CoPt nanoparticles deposition using plasma focus
device, J. Plasma Fusion Res., 8,
504 每 507 (2009).
S. Thomas, S.H. Alharthi, I. Alomari, R.V. Ramanujan
and M.R. Anantharaman, Influence
of substrate topography on the growth and magnetic properties of obliquely
deposited
amorphous nanocolumns of Fe每Ni, J. Phys. D: Appl. Phys., 42, 215005
(2009).
A.K. Srivastava, S. Madhavi and R.
V. Ramanujan, A
novel method to synthesize cobalt oxide (Co3O4) nanowires from cobalt (Co) nanobowls,
Phys. Status Solidi
A, 207, 963-966 (2009).
Z.W. Liu, D.C. Zeng, R.V. Ramanujan, X.C. Zhong and H.A. Davies, Exchange
interaction in rapidly solidified RE 每 (Fe/Co)- B hard
magnetic alloys, J. Appl. Phys.,
105, 07A736-07A736-3 (2009).
S. Purushotham,
P.E.J. Chang, S. Purushotham, H. Rumpel, I.H.C. Kee, R.T.H. Ng, P.K.H. Chow, C.K. Tan and R.V. Ramanujan,
Thermoresponsive
core-shell magnetic nanoparticles for combined modalities of cancer therapy,
Nanotechnology, 20, 305101 (2009). This paper was highlighted in http://nanotechweb.org. Downloaded more than 250 times within 21 days of publication.
Z.W. Liu, Y. Liu, P.K. Deheri and R.V.Ramanujan, Improving permanent magnetic properties of rapidly solidified nanophase RE-TM-B Alloys by compositional modification, J. Magn. Magn. Mater., 321, 2290-2295 (2009).
S. Thomas, S.H.
Alharthi, Y. Liu, L. Wang, R.V. Ramanujan and M.R.
Anantharaman, Surface
evolution of amorphous nano columns of Fe-Ni grown by
oblique angle deposition, Appl. Phys.
Lett., 94, 063110 (2009). Selected for the 23/2/2009 issue of Virtual
J. Nanoscale Sci. Tech.
This journal, published by the American Institute of Physics and the
American Physical Society, covers a focused area of frontier research.
S. Thomas, H.
Thomas, D.K. Avasthi, A. Tripathi, R.V. Ramanujan
and M.R. Anantharaman, Swift
heavy ion induced surface modification for tailoring coercivity
in Fe-Ni based amorphous thin films, J.
Appl. Phys., 033910 (2009).
Z. Y. Pan, J. J. Lin, T. Zhang, S. Karamat, T. L. Tan, P. Lee,
S. V. Springham, R.
V. Ramanujan, R. S. Rawat, Lowering
of L10 phase transition temperature of FePt thin
films by single shot H+ ion exposure using plasma focus device, Thin Solid Films, 517, 2753-2757 (2009).
Q. Yan, A. Purkayastha,
A. P. Singh, H. Li, A. Li, R. V. Ramanujan, G. Ramanath,
High-coercivity
FePt nanoparticle assemblies embedded in silica thin films, Nanotechnology, 20, 025609 (2009).
This work was highlighted by Institute of Physics
(U.K.)
on their website http://nanotechweb.org/cws/article/lab/37s278
S. Thomas, S.H.
Alharthi, I. Alomari, D. Sakthikumar, Y. Yoshida, R.V. Ramanujan and M.R.
Anantharaman, Random
anisotropy in nanocrystalline Fe-Ni thin films and
tailoring the coercivity by thermal annealing, J. Phys. D: Appl. Phys., 41 155009 (2008).
Z.W. Liu, R.V. Ramanujan
and H.A. Davies, Improved
thermal stability of hard magnetic properties in rapidly solidified RE-TM-B
alloys, J. Mater. Res., 23, 10 (2008).
S. Karamat, S. Mahmood,
J. J. Lin, Z.Y. Pan, P. Lee, T.L. Tan, S.V. Springham,
R.V. Ramanujan
and R.S. Rawat, Structural,
optical and magnetic
properties of (ZnO)1−x(MnO2)x
thin film deposited at room temperature, Appl. Surf. Sci., 254, 7285-7289 (2008).
H. Thomas, S. Thomas, R.V. Ramanujan
and M.R. Anantharaman, On the crystallization kinetics and microstructural transformations
of Fe40Ni38B18Mo4 alloys, J. Mater. Sci., 43, 635-640 (2008).
A. Purkayastha,
Q. Yan, M.S. Raghuveer, D.D. Gandhi, H.F. Li, Z. W.
Liu, R.V. Ramanujan,
T. Borca-Tasciuc, G. Ramanath,
Biomolecule-directed synthesis of branched bismuth
telluride-sulfide core-shell nanorods, Adv. Mater., 20, 2679-2683 (2008). Work on ※nanosculpture§
of branched core-shell thermoelectric architectures was featured in several
leading Science
portals.
P.L. Ong, S. Mahmood, T. Zhang, J.J. Lin, R.V. Ramanujan, P. Lee
and R.S. Rawat, Synthesis
of FeCo nanoparticles by pulsed laser deposition in a
diffusion cloud chamber, Appl. Surf. Sci., 254, 1909-1914 (2008).
Z.W. Liu, S.G.
Yang, R.V. Ramanujan
and C.K. Ong, Confirmation
of room temperature ferromagnetism for Mn-doped ZnO micro-tetrapod powders, Mater. Lett., 62, 1255-1258 (2008).
J. Chang,# R.V. Ramanujan and C.K. Tan, Novel therapeutics
in hepatocellular carcinoma-targeted hyperthermia treatment and drug release
using superparamagnetic iron oxide nanoparticles, J. Hepatology, 43, S103 254, Suppl. 1
(2007).
J.J. Lin, T.
Zhang, P. Lee, S.V. Springham, T.L. Tan, R.S. Rawat, T. White, R.V.
Ramanujan and J. Guo, Magnetic
trapping induced low temperature phase transition from f.c.c.
to f.c.t. in pulsed laser deposition of FePt:Al2O3
nanocomposite
thin films, Appl. Phys. Lett., 91, 063120
(2007).
A.K.
Srivastava, R.S. Singh, K.E. Sampson, V.P. Singh and R.V. Ramanujan, Templated assembly of magnetic cobalt nanowire
arrays, Metall. Mater. Trans.A., 38, 717-724 (2007).
A.K. Srivastava, S. Madhavi, T. J. White and R.
V. Ramanujan, Cobalt
ferrite nanobowl arrays: curved magnetic
nanostructures, J. Mater. Res., 22, 1250 -1254 (2007).
H.F. Li and R. V. Ramanujan,
Coarsening
of the nanolamellar structure in a soft magnetic alloy,
IEEE Trans. Nanotechnology, 6,
177-185 (2007).
R.V. Ramanujan,
S. Purushotham and M.H. Chia, Processing
and characterization of activated carbon coated magnetic particles for
biomedical applications, Mater. Sci. Engg. C,
27, 659-664 (2007).
J.J. Lin, S. Mahmood, T. Zhang, S.M. Hassan, T. White, R.V. Ramanujan,
P. Lee and R.S. Rawat, Synthesis
of Fe3O4 nanostructures by backward plume deposition and
influence of ambient gas pressure on their morphology, J. Phys. D.: Appl. Phys., 40, 2548-2554 (2007).
K.L. Ang, S. Venkatraman and R.V.
Ramanujan, Magnetic
PNIPA hydrogels for hyperthermia applications in
cancer therapy,
Mater. Sci. Engg. C, 27, 347-351 (2007).
D. Ang, C.C. Wong and R.V.
Ramanujan, The
effect of aspect ratio scaling on hydrostatic stress in passivated
interconnects, Thin Solid Films, 515, 3246-3252 (2007).
C.K. Tan, #.,
K.H.P. Chow and R.V. Ramanujan, Targeted
dual therapy for hepatocellular carcinoma using magnetic carriers, Hepatology, 44,
500A-500A 838, Suppl. 1 (2006).
R.V. Ramanujan and Y. Zhang, Quantitative
transmission electron microscopy analysis of the nanocrystallization
kinetics of soft magnetic alloys, Phys.
Rev. B., 74, 224408-1, 224408-7 (2006). This paper was selected by
American Inst. of Physics and American Phys. Soc. for the Virtual J. of
Nanoscale Sci. Tech., Dec. 26, 2006.
R.V. Ramanujan,
Artificial hip joints based on titanium alloys, Metals Mater. Proc.,
18, 463-471 (2006).
R.S. Rawat, T. Zhang, K.S. Thomas Gan, P. Lee and R.V. Ramanujan,
Nano-structured Fe thin film deposition using plasma focus
device, Appl. Surf. Sci., 253, 1611-1615 (2006).
R.V.
Ramanujan and S.W. Du, Nanocrystalline structures obtained by the crystallization
of an amorphous Fe40Ni38B18Mo4 soft
magnetic alloy, J. Alloys Compounds, 425, 251-260 (2006).
Y. Zhang and R.V. Ramanujan, The
effect of copper alloying additions on the crystallization of an amorphous
Fe-Si-B alloy, J. Mater. Sci., 41, 5292-5301 (2006).
H.F. Li and R. V. Ramanujan, Nanolamellar structure obtained by simple crystallization
of an amorphous cobalt based magnetic alloy, IEEE Trans. Nanotechnology, 5, 295-300
(2006).
R.V. Ramanujan and Y. Zhang, Solid
state dendrite formation in an amorphous magnetic Fe77.5Si13.5B9
alloy observed by in-situ hot stage transmission electron microscopy,
Appl. Phys. Lett., 88, 182506 (2006).
H.F. Li and R.V. Ramanujan,
In
situ hot stage transmission electron microscopy observations of nanocrystal formation in a Co65Si15B14Fe4Ni2
amorphous magnetic alloy, Thin Solid
Films, 514, 316-322 (2006).
R.V. Ramanujan and L.L. Lao, The
mechanical behavior of smart magnet每hydrogel composites, Smart Mater. Sruct. 15, 952-956 (2006).
T. Zhang, K. S. T. Gan, P. Lee, R. V. Ramanujan, and R.
S. Rawat, Characteristics
of FeCo nano-particles
synthesized using plasma focus, J.
Phys. D: Appl. Phys. 39 2212-2219 (2006).
T. Hysen, S. Deepa, S. Saravanan, R.V. Ramanujan, D.K. Avasthi, P.A. Joy, S.D. Kulkarni and M.R. Anantharaman, Effect
of thermal annealing on Fe40 Ni38B18Mo4
films-modified Herezer model for magnetic evolution,
J. Phys. D: Appl. Phys., 39,
1993-2000 (2006).
D. Ang and R. V. Ramanujan,
Hydrostatic
Stress and Hydrostatic Stress Gradients in Passivated
Copper Interconnects, Mater. Sci. Engg. A,
423, 157-165 (2006).
H.F. Li, D.E. Laughlin and R. V. Ramanujan, Nanocrystallization of an Fe44.5Co44.5Zr7B4
amorphous magnetic alloy, Phil.
Mag., 86, 1355- 1372 (2006).
Y. Zhang and R. V. Ramanujan, Microstructural
observation of the crystallization of amorphous Fe-Si-B based magnetic alloys, Thin
Solid Films, 505, 97-102 (2006).
A. K. Srivastava, S.
Madhavi, T. J. White, R. V. Ramanujan,
The
processing and characterization of magnetic nanobowls,
Thin Solid Films, 505, 93-96
(2006).
Y. Zhang and R.V. Ramanujan, Characterization
of the effect of alloying additions on the crystallization of an amorphous
Fe73.5Si13.5B9Nb3Cu1 alloy, Intermetallics, 14, 710-714 (2006).
Happy, S.R. Mohanty, P. Lee, T.L.
Tan, S.V. Springham, A. Patran,
R.V. Ramanujan,
and R.S. Rawat, Effect
of deposition parameters on morphology and size of FeCo
nanoparticles synthesized by pulsed laser ablation deposition, Appl. Surf. Sci., 252, 2806-2816 (2006).
Y. Zhang and R.V. Ramanujan,
A
study of the crystallization behavior of an amorphous Fe77.5Si13.5B9
alloy, Mater.
Sci. Engg. A, A416, 161-168 (2006).
H.F. Li and R. V. Ramanujan, Synthesis
of Fe-Co based nanomagnetic materials, Invited Paper, Trans. Ind. Int. Met., 58, 965-970 (2005).
Y. Zhang and R.V. Ramanujan, The
effect of niobium alloying additions on the crystallization of a Fe-Si-B alloy,
J. Alloys Compounds, 403, 197- 205
(2005).
A.K. Srivastava, S. Madhavi,
T. J. White and R. V. Ramanujan, Template
assisted assembly of cobalt nanobowl arrays, J. Mater. Chem., 15, 4424 每 4428 (2005).
S.W. Du and R. V. Ramanujan, Crystallization
and Magnetic Properties of Fe40Ni38B18Mo4 Amorphous Alloy, J. Non-Crystalline Solids, 351,
3105-3113 (2005).
H. F. Li and R. V. Ramanujan, In-situ
TEM observations of the coarsening of a nanolamellar
structure in a cobalt based magnetic alloy, J. Mater. Sci., 40,
1901-1907 (2005).
S.W. Du and R.V. Ramanujan,
Mechanical
alloying of Fe-Ni based nanostructured magnetic
materials, J. Magn. Magn. Mater., 292,
286-298 (2005).
R.V. Ramanujan
and Y.Y. Yeow, Synthesis
and characterization of polymer coated metallic magnetic materials: , Mater. Sci. Engg.
C, 25, 39-41 (2005).
H.F. Li and R.V. Ramanujan,
Mechanical
Alloying of FeCo Nanocrystalline
Magnetic Powders, J. Electronic Mater., 33, 1289-1297 (2004). Special Issue.
G. Sharma, R.V. Ramanujan,
T.R.G. Kutty and N. Prabhu, Indentation
creep studies of iron aluminide intermetallics alloy,
Intermetallics, 13, 47-53 (2005).
G. Sharma, P.K. Limaye, R.V.
Ramanujan, M. Sundaraman, N. Prabhu,
Dry
sliding wear studies of an Fe3Al ordered
intermetallics alloy, Mater. Sci. Engg. A, 386, 408-414 (2004).
L.L. Lao and R.V. Ramanujan, Magnetic
and hydrogel composite materials for hyperthermia applications, J.
Mater. Sci.: Mater. Medicine, 15, 1061-1064 (2004).
S.W. Du and R.V. Ramanujan,
Nanocrystallization Behavior of Soft Magnetic Alloy,
Metastable Nanocrystalline
Mater., 23, 207-210 (2004). Special Issue.
H.F. Li and R.V. Ramanujan,
Microstructural
evolution and nanocrystalline formation kinetics in FeCo based alloys during mechanical alloying,
Metastable Nanocrystalline
Mater. 23, 187-190 (2004). Special
Issue.
R.V. Ramanujan
and W.T. Chong, The
synthesis and characterization of polymer coated iron oxide microspheres,
J. Mater. Sci.: Mater. medicine,15,
901-908 (2004).
H. F. Li and R.V. Ramanujan, The
precipitation sequence obtained during crystallization of an amorphous Co65Si15B14Fe4Ni2
magnetic alloy, Intermetallics, 12, 803-807 (2004).
S.W. Du and R.V. Ramanujan,
Characterization
of Fe40Ni38B18Mo4 nanomagnetic alloy, Mater. Sci. Engg. A. 375-377, 1040-1043 (2004).
H.F. Li and R.V. Ramanujan,
Crystallization
behavior of the cobalt based metallic glass Co65Si15B14Fe4Ni2,
Mater. Sci. Engg. A, 375-377, 1087-1091 (2004).
N.C. Tansil and R.V. Ramanujan, Chemical
Synthesis of FeCo Nanocrystals for Massive Data
Storage Applications, Trans. Ind. Inst. Metals, 56, 509-512 (2003).
S. Li, T. H. Yip, R.V. Ramanujan
and M.H. Liang, In-Situ
TEM Studies of the Mechanisms of Crack Nucleation and Propagation in Fully
Lamellar Microstructure, Mater. Sci. Tech., 19, 902-906 (2003).
R. V. Ramanujan,
Discrete lattice
plane broken bond interfacial energy calculations and the use of the dividing
surface concept, Mater. Sci. Engg. A, A359, 350-355 (2003).
R.V. Ramanujan, Nanostructured
electronic and magnetic materials, Sadhana,
28, 81-96 (2003). Invited paper.
R.V. Ramanujan,
On the massive transformation in gamma-based titanium
aluminides, J. Mater. Sci. 37, 2203-2214 (2002).
R.V. Ramanujan,
The
role of refractory metals in the development of structural intermetallic
compounds, Mineral Proc. Extr. Met. Rev.
22, 615-631 (2001). Invited paper.
G.P. Tiwari and R.V. Ramanujan,
M.R. Gonal, R. Prasad, P. Raj and B. Badguzar, Structural
relaxation in metallic glasses, Mater. Sci. Engg. A,
304-306, 499-504 (2001). Special
Issue.
G.P. Tiwari and R.V. Ramanujan, The relationship
between the electron to atom ratio and some physical properties of metallic
systems, J. Mater. Sci. 36, 271-283 (2001). Review
article.
R,.V. Ramanujan, Recovery and recrystallization in Fe3Al base alloys,
J. Mater. Sci. 35,
2379-2392 (2000).
G. Sharma, R.V. Ramanujan,
T.R.G. Kutty and G.P. Tiwari, Hot hardness
and indentation creep of a Fe-28Al-3Cr alloy, Mater. Sci. Engg. A,
A278, 106-112 (2000).
G. Sharma, R.V. Ramanujan
and G.P. Tiwari, Instability
mechanisms in lamellar Microstructures, Acta Mater., 48, 875-889 (2000).
R.V. Ramanujan, The stability of high temperature
structural materials, Metals, Mater. Processes, 11, 293-304 (1999). Invited paper.
G. Sharma, R.V. Ramanujan
and G.P. Tiwari, Interphase precipitation in titanium aluminides,
Mater. Sci. Engg. A, A269, 21-25 (1999).
L. Kumar, R. V. Ramanujan,
R. Tewari, P. Mukhopadhyay
and S. Banerjee, Active
eutectoid decomposition in a Zr-3 wt.%Fe
alloy, Scripta Mater.,
40, 723-728 (1999).
R.V. Ramanujan and P. Mukhopadhyay,
Alloy Design of Intermetallics, Trans. Indian Inst. Met., 50, 645-652
(1997). Invited Paper.
P.J. Maziasz, R.V. Ramanujan and C.T. Liu, Effects
of boron and tungsten alloying additions on the formation and stability of lamellar
structures in two phase TiAl, Intermetallics,
5, 83-95 (1997).
R.V. Ramanujan and P.J. Maziasz,
The
mechanism of formation of the fine duplex microstructure in Ti-48Al-2Mn-2Nb
alloys, Metal. Mater. Trans., 27A, 1661-1673 (1996). Invited paper.
R.V. Ramanujan, P.J. Maziasz
and C.T. Liu, The
thermal stability of the microstructure of gamma-based titanium aluminides,
Acta Metal. Mater.,
44, 2611-2642 (1996).
R.V. Ramanujan,
The
effect of heat treatment variables on the phase transformations at 1420oC
in Ti-48Al and Ti-48Al-2Mn-2Nb alloys, Acta Metal. Mater., 43, 4439-4451 (1995).
R.V. Ramanujan, Equilibrium crystal shapes and their
application to nucleation in solids, Mater. Sci. Engg.,
B32, 125-135 (1995).
X.D. Zhang, R.V. Ramanujan, T.A. Dean and M.H. Loretto, Hot work processing, microstructure and mechanical
properties of two phase gamma-titanium aluminides, Mater. Sci. Engg., A185, 17-24 (1994).
R.V. Ramanujan, Y. Bi, Q. Xu
and J.S. Abell, Banded structures in directionally
solidified Ti-52Al alloys, Scripta Mater.,
30, 719-724 (1994).
R.V. Ramanujan,
The
coarsening of lamellae in Ti-48Al-2Mn-2Nb, Acta Metal. Mater., 42,
2775-2781 (1994).
R.V. Ramanujan,
The
transformation between the gamma and alpha phases in binary and ternary phases
in binary and ternary gamma-based titanium aluminides, Acta Metal. Mater., 42,
2313-2322 (1994).
R.V. Ramanujan,
J.K. Lee, H.I. Aaronson and R.W. Hyland Jr., A
discrete lattice plane analysis of the composition profile and surface energy
of binary hcp alloys with application to Al-Ag, Acta
Metal. Mater.,
40, 3433-3442 (1992).
R.V. Ramanujan,
J.K. Lee, H.I. Aaronson, A
discrete lattice plane analysis of the interfacial energy of coherent fcc:hcp interfaces and its
application to the nucleation of gamma in Al-Ag alloys, Acta Metal. Mater., 40,
3421-3432 (1992).
R.V. Ramanujan, J.K. Lee, F.K. LeGoues
and H.I. Aaronson, A discrete lattice plane analysis of coherent {0001}hcp // {111} fcc,
<1120> hcp // <110> fcc
interfaces, Acta Metal. 37, 3051-3059 (1989).
R.V. Ramanujan, H.I. Aaronson and P.H. Leo, The role of
boundary conditions in modeling the elastic fields around a misfitting
precipitate, Met. Trans. A, 20A, 1277-1279 (1989).
M. Berkenpas, J. Barnard, R.V.
Ramanujan and H.I. Aaronson, A critique of the role of activation energies
for nucleation, growth and overall transformation kinetics, Scripta
Mater., 20, 323-328 (1986).
CONFERENCE PUBLICATIONS
A.K. Srivastava, S. Madhavi and R.V. Ramanujan,
Chemical synthesis of curved magnetic nanostructures, European Powder Metallurgy Conference, Denmark
(2009).
S. Purushotham, P.E.J. Chang, H.
Rumpel, I.H.C. Kee, R.T.H. Ng, P.K.H. Chow, C.K. Tan and R.V. Ramanujan,
Thermosensitive polymer-magnetic nanoparticles for multi-modal cancer therapy,
Proceedings of the Seventh International Conf. on Materials for Processing,
Properties and Performance, M.A. Khor, R.V. Ramanujan,
J.Zhao and C.P. Ooi (eds.) (2008).
V.Q. Nguyen and
R.V. Ramanujan,
Magnet-polymer composite material for intelligent shape changing structures,
Proceedings of the Seventh International Conf. on Materials for Processing,
Properties and Performance, M.A. Khor, R.V. Ramanujan, J.Zhao and C.P.
Ooi (eds.) (2008).
R.V. Ramanujan, Z.W. Liu,
S. Viswanathan,
P.K. Deheri, S. Shukla,
Nd2Fe14B based magnetic nanocomposites synthesized by electrodeposition, microemulsion
and melt spinning techniques, Intermag 2008, Intl. Magnetics Conf., p. 1066, Madrid,
Spain (2008).
R.V. Ramanujan and Z.W. Liu, Invited Talk, Exchange coupled magnetic nanomaterials, Intl. Conf. on Materials
Processing for Properties and Performance, vol. 6, K.A. Khor,
C. Wei, R.V. Ramanujan (eds.), Beijing, China,
p.1174 (2007).
R.V. Ramanujan and A. K. Srivastava, The synthesis and characterization
of magnetic nanowires formed in nanoporous templates, Intl. Conf. on Materials
Processing for Properties and Performance, vol. 5, K.A. Khor,
R.V. Ramanujan, C.P. Ooi and J.H.
Zhao (eds.), Singapore,
p. 72-73 (2006).
A. K. Srivastava and
R.V. Ramanujan,
Chemical synthesis and characterization
of cobalt based curved magnetic nanostructure arrays, Intl. Conf. on
Materials Processing for Properties and Performance, vol. 5, K.A. Khor, R.V. Ramanujan,
C.P. Ooi and J.H. Zhao (eds.), Singapore,
70-71 (2006).
S. Purushotham and R.V.
Ramanujan, Coated magnetic nanoparticles for combined
drug targeting, hyperthermia and triggered drug release applications, Intl. Conf. on Materials Processing
for Properties and Performance, vol. 5, K.A. Khor,
R.V. Ramanujan, C.P. Ooi and J.H.
Zhao (eds.), Singapore, 74-75 (2006).
S. Kayal and R.V. Ramanujan, Preparation and characterization of
PVA coated iron oxide nanoparticle carriers for magnetic drug targeting, Intl. Conf. on Materials Processing
for Properties and Performance, vol. 5, K.A. Khor,
R.V. Ramanujan, C.P. Ooi and J.H.
Zhao (eds.), Singapore, 76-77 (2006).
H.F. Li and R.V. Ramanujan, Mechanical
alloying of Co-Si-B based amorphous magnetic alloys, Intl. Conf.
on Materials Processing for Properties and Performance, vol. 3, K.A. Khor, R.V. Ramanujan,
C.P. Ooi and J.H. Zhao (eds.), Singapore,
p. 415-424 (2004).
S.W. Du and R.V. Ramanujan, Nanostructured
Fe40Ni38B18Mo4 alloys produced by
mechanical alloying and melt spinning, Intl. Conf. on Materials Processing
for Properties and Performance, vol. 3, K.A. Khor,
R.V. Ramanujan, C.P. Ooi and J.H. Zhao (eds.), Singapore, p. 425-433 (2004).
D. Ang and R.V. Ramanujan, The
effect of linewidth scaling on hydrostatic stress in passivated interconnects, Intl. Conf. on Materials Processing for Properties and
Performance, vol. 3, K.A. Khor, R.V. Ramanujan, C.P. Ooi and J.H. Zhao (eds.), p. 450-460
(2004).
Happy, R.S. Rawat, R.V. Ramanujan,
P. Lee, A. Patran, T.L. Tan, S.V. Springham
and S. Lee, Synthesis of FeCo Nanoparticles by Pulsed
Laser Deposition, 30th EPS Conference on Controlled Fusion and
Plasma Physics, imperial College, London, July 2004.
K.S. Thomas Gan, R.S. Rawat, R.V.
Ramanujan, P. Lee, A. Patran, S.V. Springham, T.L. Tan and S. Lee, Deposition of nano-phase FeCo thin films using
plasma focus device, 30th EPS Confrernce
on Controlled Fusion and Plasma Physics, Imperial College, London, July
2004.
R.V. Ramanujan and L.L. Lao, Magnetic
Particles for Hyperthermia treatment of Cancer, Proc. First.
Intl. Bioengg. Conf., F.K. Fuss, S.L. Chia, S.S.
Venkatraman, S.M. Krishnan and B. Schmidt (eds.), Singapore, p.69 (2004).
R.V. Ramanujan, Clinical
Applicatons of Magnetic Carriers,
Proc. First Intl. Bioengg. Conf., F.K. Fuss, S.L. Chia, S.S.
Venkatraman, S.M. Krishnan and B. Schmidt (eds.), Singapore, p. 174 (2004).
R.V. Ramanujan, F. Tanny,
S.W. Du and H.F. Li, Structural characterization of nanomagnetic
materials, Proc. Intl. Conf. on Materials Processing for Properties and
Performance, Singapore, K.A. Khor, S.Y. Zhang, P.
Hing, F. Boey (eds.), p. 565 (2003).
R.V. Ramanujan, F. Tanny and
S.W. Du, Characterization of iron based nanomagnetic materials,
Proc. Intl. Conf. on Materials Processing for Properties and Performance,
Singapore, K.A. Khor, S.Y. Zhang, P. Hing, F. Boey (eds.), p. 542 (2003).
R.V. Ramanujan, Reducing stress induced diffusive
voiding in interconnects, Proc. Intl. Conf. on Materials and Advanced
Technologies (ICMAT), MRS, Singapore (2001).
R.V. Ramanujan and G. Sharma,
Materials ageing and stability of lamellar structures, Proc. Intl. Symp. On Materials Ageing
and Life Management, B. Raj et al (eds.),
Allied Publishers (2000).
J. Krishnan and R.V. Ramanujan, Materials for the new
millennium, ASM Conf.-AMP 2000, India (2000).
R.V. Ramanujan and G.P. Tiwari, The influence of
alloying elements on the phase transformations in TiAl
based alloys, Recent Advances in Metallurgical Processes, D.H. Sastry et al (eds.), New Age Intl. Publ., New Delhi
(1997). Invited Paper.
R.V. Ramanujan, Forging of intermetallics, Proc.
Conf. on New Developments in Forging, ASM Intl. (India Chapter), 1996. Invited Paper.
R.V. Ramanujan, The macrostructure and microstructure
of titanium aluminides, Advances in Physical Metallurgy, Proc. Intl. Conf.
on Advances in Physical metallurgy (ICPM-94), S. Banerjee and R.V.
Ramanujan (eds.), Gordon and Breach, New York, 232 (1996).
R.V. Ramanujan, Diffusional and composition invariant
phase transformations in gamma-based titanium aluminides, Proc. Intl. Conf.
on Solid-Solid Phase Transformations in Inorganic Materials (PTM*94), W.C.
Johnson, J.M. Howe, D.E. Laughlin and W.A. Soffa (eds.), TMS, Warrendale, PA, 881 (1994).
R.V. Ramanujan, X.D. Zhang, I.P. Jones, J.M. Young and
J.W. Sears, The chemistry and structure of plasma melted gamma-based titanium
aluminides, Titanium 92, Science and Technology, Proc. Seventh World Conf.
on Titanium, F.H. Froes and I. Caplan (eds.),
TMS-AIME, Warrendale, PA, 1309 (1993).
X.D. Zhang, R.V. Ramanujan, T.A. Dean, R. Dewes, M.H. Jacobs and M.H. Loretto,
The influence of forging on the microstructure of plasma melted gamma-based
titanium aluminides, Titanium 92, Science and Technology, Proc. Seventh
World Conf. on Titanium, F.H. Froes and I. Caplan
(eds.), TMS-AIME, Warrendale, PA, 1107 (1993).
R.V. Ramanujan, Phase transformations between the gamma
and alpha phases in binary Ti-Al alloys, Processing and Properties of
Materials, MCE Publns., M.H. Loretto
and C.J. Beevers (eds.), Birmingham, U.K. (1992).
X.D. Zhang, R.V. Ramanujan, T.A. Dean and M.H. Lorretto, The influence of heat treatment on the
microstructure of gamma-based TiAl alloys, Processing
and Properties of Materials, MCE Publns., M. H. Loretto and C.J. Beevers (eds.),
Birmingham, 637 (1992).
Y.G. Li, R.V. Ramanujan and M.H. Loretto,
Effect of chromium and molybdenum additions on the microstructure of Ti-48Al, Processing
and Properties of Materials, MCE Publns., M.H. Loretto and C.J. Beevers (eds.),
Birmingham, 601 (1992).
J.M.Young, R.V. Ramanujan,
M.A. Ashworth, G. Itoh and T.T. Cheng, Processing of
gamma-based titanium aluminides, Processing and Properties of Materials, MCE Publns., M.H. Loretto and C.J. Beevers (eds.), Birmingham, 1225 (1992).