Publications


2012

C.E. Botez, R.J. Tackett, J.D. Hermosillo, "High pressure synchrotron x-ray diffraction studies of superprotonic transitions in phosphate solid acids," Solid State Ionics  213, 58 (2012)

2011

R. Tackett, G. Lawes, R. Suryanarayanan, M. Apostu, A. Revcolevschi, "The zero-field glassy ground state and field-induced ferromagnetic transition in (La0.4Pr0.6)1.2Sr1.8Mn2O7," J. Phys: Cond. Matt.  23, 156004 (2011)

K.K. Bharathi, R.J. Tackett, C.E. Botez, C.V. Ramana, "Coexistence of spin glass behavior and long-range ferromagnetic ordering in La- and Dy-doped Co ferrite," J. Appl. Phys.  109, 07A510 (2011)

C.E. Botez, A.W. Bhuiya, R.J. Tackett, "Dynamic-susceptibility studies of the interplay between the Neel and Brown magnetic relaxation", App. Phys. A:  Mat. Sci. & Process.  104, 177 (2011)

2010

C.E. Botez, D. Carbajal, K. Adiraju, R.J. Tackett, "Intermediate-temperature polymorphic phase transition in KH2PO4: A synchrotron x-ray diffraction study", J. Phys. Chem. Sol .  71, 1576 (2010)

R.J. Tackett, J.G. Parsons, B.I. Machado, S. Gaytan, L.E. Murr, C.E. Botez, "Evidence of Low-Temperature Superparamagnetism in Mn3O4 Nanoparticle Ensembles", Nanotechnology  21, 365703 (2010)

2009

R.J. Tackett, A.W. Bhuiya, C.E. Botez, "Dynamic susceptibility evidence of surface spin freezing in ultrafine NiFe2O4 nanoparticles", Nanotechnology  20, 445705 (2009)

C.E. Botez, H. Martinez, R.J. Tackett, R.R. Chianelli, J. Zhang, Y. Zhao, "High-temperature crystal structures and chemical modifications in RbH2PO4", J. Phys. Condens. Matter  21, 325401 (2009)

K. Senevirathne, R. Tackett, P.R. Kharel, G. Lawes, K. Somaskandan, S.L. Brock, "Discrete, dispersible MnAs nanocrystals from solution methods: phase control on the nanoscale and magnetic consequences", ACS Nano  3, 1129 (2009)

R. Regmi, R. Tackett, G. Lawes, "Suppression of low-temperature magnetic states in Mn3O4 nanoparticles", J. Magn. Magn. Mater321, 2296 (2009)

B.C. Melot, R. Tackett, J. O'Brien, A.L. Hector, G. Lawes, R. Seshadri, A.P. Ramirez, "Large low-temperature specific heat in pyrochlore Bi2Ti2O4", Phys. Rev. B  79, 224111 (2009)

S. Putatunda, A Singar, R. Tackett, G. Lawes, "Development of a high strength, high toughness ausferritic steel", Mater. Sci. and Eng. A  513-514, 329 (2009)

2008

Y. Shen, Y.C.N. Cheng, G. Lawes, J. Neelavalli, C. Sudakar, R. Tackett, H.P. Ramanth, E.M Haacke, "Quantifying magnetic nanoparticles in non-steady flow by MRI", Magn. Reson. Mater. Phys.  21, 345 (2008)

C. Rablau, P.P. Vaishnava, C. Sudakar, R. Tackett, G. Lawes, R. Naik, "Magnetic field induced optical anisotropy in ferrofluids: A time dependent light scattering investigation", Phys. Rev. E  78, 051502 (2008)

R. Tackett, C. Sudakar, R. Naik, G. Lawes, C. Rablau, P.P. Vaishnava, "Magnetic and optical response of tuning the magnetocrystalline anisotropy in Fe3O4 nanoparticle ferrofluids by Co doping", J. Magn. Magn. Mater.  320, 2755 (2008)

S. Singh, R. Suryanarayanan, R. Tackett, G. Lawes, A.K. Sood, P. Berthet, A. Revcolevschi, "Spin-ice state in the geometrically frustrated metallic-ferromagnet Sm2Mo2O7:, Phys. Rev. B  77, 054408 (2008)

2007

P.P. Vaishnava, R. Tackett, A. Dixit, C. Sudakar, R. Naik, G. Lawes, "Magnetic relaxation and dissipative heating in ferrofluids", J. Appl. Phys.  102, 063914 (2007)

R. Tackett, G. Lawes, B.C. Melot, M. Grossman, E.S. Toberer, G. Lawes, "Magnetodielectric coupling in Mn3O4", Phys. Rev. B  76, 024409 (2007)

J. Cao, R.C. Rai, S. Brown, J. Musfeldt, R. Tackett, G. Lawes, Y. Wang, X. Wei, M. Apostu, R. Surynarayanan, A Revcolevschi, "Observation of 300 K High Energy Megnetodielctric Response in the Bilayer Manganite (La0.4Pr0.6)1.2Sr1.8Mn2O7", Appl. Phys. Lett.  91, 021913 (2007)

2006

S.K. Putatunda, S. Kesani, R. Tackett, G. Lawes, "Development of auntenite free ADI (austempered ductile cast iron)", Mater. Sci. Eng. A  435-436, 112 (2006)

G. Lawes, R. Tackett, O. Masala, B. Adhikary, R. Naik, R. Seshadri, "Positive and negative magnetocapacitance in magnetic nanoparticle systems", Appl. Phys. Lett.  88, 242903 (2006)

2005

G. Tsoi, U. Seneratne, R. Tackett, E. Buc, R. Naik, P. Vaishnava, V. Naik, L. Wenger, "Memory effects and magnetic interactions in a γ-Fe2O3 nanoparticle system", J. Appl. Phys.  97(10), 10J507-1-3 (2005)

G. Tsoi, L. Wenger, U. Seneratne, R. Tackett, E. Buc, R. Naik, P. Vaishnava, V. Naik, "Memory effects in a superparamagnetic γ-Fe2O3 system", Phys. Rev. B  72, 014445 (2005)

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