Laboratory for Advanced Materials Science and Technology (LAMSAT)
Papers
2010
• D. Mukherjee, T. Dhakal, R. Hyde, P. Mukherjee, H. Srikanth, and S. Witanachchi, “Role of Epitaxy in Controlling the Magnetic and Magnetostrictive Properties of Cobolt Ferrite-PZT Bilayers”, Journal of Physics D: Applied Physics, Vol. 43, pg. 485001 (2010). PDF
• A. Chaturvedi, T.P. Dhakal, S. Witanachchi, A.T. Le, M.H. Phan, and H. Srikanth
“Critical Length and Giant Magnetoimpedance in Co69Fe4.5Ni1.5Si10B15 Amorphous Ribbons”,
Materials Sci. Eng. B-Advanced Functional Solid-state Materials, Vol. 172, No. 2,
pg. 146-150 (2010). PDF
• T. Dhakal, D. Mukherjee, R. Hyde, P. Mukherjee, M.H. Phan, H. Srikanth, and S. Witanachchi.
“Magnetic Anisotropy and Field-Switching in Cobalt Ferrite Thin Films Deposited by
Pulsed Laser Ablation”, Journal of Applied Physics, Vol. 107, No. 5, pg. 053914 1-6
(2010).
• A. Chaturvedi, T.P. Dhakal, S. Witanachchi, A.T. Le, M.H. Phan, and H. Srikanth, “Correlation Between Magnetic Softness, Sample Surface and Magnetoimpedance in Co69Fe4.5X1.5Si10B15 (X=Ni, Al, Cr) Amorphous Ribbons”, Physica B-Condensed Matter, Vol. 405, No. 13, pg. 2836-2839 (2010). PDF
• D. Mukherjee, T. Dhakal, H. Srikanth, P. Mukherjee, and S. Witanachchi, “Evidence
of Carrier-Mediated Magnetism in Mn-Doped ZnO Thin Films”, Physical Review B, Vol.
81, No. 20, pg. 205202 (2010). PDF
• T. Dhakal, D. Mukherjee, P. Mukherjee, M. Phan, H. Srikanth, and S. Witanachchi,
“Magnetic Anisotropy and Field-Switching in Cobalt Ferrite Thin Films Deposited by
Pulsed Laser Ablation”, Journal of Applied Physics, Vol. 107, No. 5, pg. 053914 (2010).
PDF
• H. Verma, D. Mukherjee, S. Witanachchi, P. Mukherjee, and M. Batzill, “Comparative
Study of ZnO Thin Film and Nano-Pillar Growth on YSZ(111) and Sapphire (0001) Substrates
by Pulsed Laser Deposition”, Journal of Crystal Growth, Vol. 312, pg 2012-2018 (2010).
PDF
• D. Mukherjee, R. Hyde, T. Dhakal, H. Srikanth, P. Mukherjee, and S. Witanachchi.
“Investigation of the Pb Depletion in Single and Dual Pulsed Laser Deposited Epitaxial
PZT Thin Films and Their Structural Characterization”, in Multiferroic and Ferroelectric
Materials (A. Gruverman, C.J. Fennie, I. Kunishima, B. Noheda, T.W. Noh, eds.) 2009
Materials Research Society Symposium Proceedings, Vol. 1199E, pg. 1199-F03-37, Warrendale,
PA (2010). PDF
• T. Dhakal, D. Mukherjee, R. Hyde, H. Srikanth, P. Mukherjee, and S. Witanachchi.
“Enhancement in Ferroelectricity in V-Doped ZnO Thin Film Grown Using Laser Ablation”,
in Multiferroic and Ferroelectric Materials (A. Gruverman, C.J. Fennie, I. Kunishima,
B. Noheda, T.W. Noh, ed.) 2009 Materials Research Society Symposium Proceedings, Vol.
1199E, pg. 1199-F03-44, Warrendale, PA (2010). PDF
2009
• J. Rejman, T. Dhakal, P. Mukherjee, S. Hariharan, and S. Witanachchi, “Pulsed Laser Deposition as a Novel Growth Technique of Multiferroic LuFe2O4 Thin Films”, Materials Research Society Symposium Proceedings, Vol. 1199E, pg. 1199-F03-22, (2009). PDF
• S. Witanachchi, H. Weerasingha, A. Abou Mourad, and P. Mukherjee, “Interface Interaction
Between Thin Films of Transition Metal Compounds and Silicon Substrates Across the
Native SiO2 Layer”, Physica B, Vol. 405, pg. 208-213 (2009). PDF
• G. Dedigamuwa, J. Lewis, J. Zhang, X. Jiang, P. Mukherjee, and S. Witanachchi, “Enhanced
Charge Transport in Surfactant-Free PbSe Quantum Dot Films Grown by a Laser-Assisted
Spray Process”, Applied Physics Letters, Vol. 95, pg. 122107 (2009). PDF
• D. Mukherjee, T. Dhakal, H. Srikanth, P. Mukherjee, and S. Witanachchi, “Growth
of ZnO:Mn/ZnO:V Heterostructures and Ferroelectric-Ferromagnetic Characterization”,
Materials Research Society Symposium Proceedings, Vol. 1161, pg. 1161-I02-02 (2009).
PDF
• S. Pal, S. Chandra, M. H. Phan, P. Mukherjee, and H. Srikanth, "Carbon Nanostraws:
Nanotubes Filled with Superparamagnetic Particles", Nanotechnology, Vol. 20, pg. 485604
(2009). PDF
• S. Pal, M. B. Morales, P. Mukherjee, and H. Srikanth, “Synthesis and Magnetic Properties
of Gold-Coated Iron Oxide Nanoparticles”, Journal of Applied Physics, Vol. 105, 07B504
(2009) PDF
2008
• R. Hyde, M. Beekman, G.S. Nolas, P. Mukherjee, and S. Witanachchi, “Growth and Characterization of Germanium-Based Type I Clathrate Thin Films Deposited by Pulsed Laser Ablation”, in Advances in Electronic Ceramics, Ceramic Engineering and Science Proceedings (C. Randal, Hua-Tay Lin, K. Koumoto, and P. Clem, eds.), 2007 Proceedings of the 31st International Conference on Advanced Ceramics and Composites, American Ceramics Society, Vol. 28, Issue 8, pg. 211, Wiley (2008). PDF
2007
• R. Heindl, H. Srikanth, S. Witanachchi, P. Mukherjee , A. Heim, G. Matthews, S. Balachandran, S. Natarajan, and T. Weller, “Multifunctional Ferromagnetic Ferroelectric Thin Films for Microwave Applications”, Applied Physics Letters, Vol. 90, pg. 252507 (2007). PDF
• G. S. Dedigamuwa, P. Mukherjee, H. Srikanth, and S. Witanachchi, “Growth and Magnetic
Characterization of Barium Ferrite Nanoparticle Coatings”, Advances in Electronic
Ceramics, Ceramic Engineering and Science Proceedings, (C. Randal, Hua-Tay Lin, K.
Koumoto, and P. Clem, eds.) Vol. 28, (2007).
• R. Heindl, H. Srikanth, S. Witanachchi, P. Mukherjee , A. Heim, G. Matthews, T. Weller, A.S.Tatarenko, and G. Srinivasan, “Structure, Magnetism and Tunable Microwave Properties of PLD-Grown Barium Ferrite/Barium Strontium Titanate Bi-Layer Films”, Journal of Applied Physics, Vol. 101, 09M503, (2007). PDF
• S. Witanachchi, H. Abou Mourad, H. Srikanth, and P. Mukherjee, “Anomalous Conductivity
and Positive Magnetoresistance in FeSi- SiO2-Si Structures in the Vicinity of a Resistive
Transition”, Applied Physics Letters, Vol. 90, no. 5, pg. 052102, (2007). PDF
• S. Witanachchi, G. Dedigamuwa, and P. Mukherjee, “Laser-Assisted Spray Pyrolysis
for the Growth of TiO2 and Fe2O3 Nanoparticle Coatings”, Journal of Materials Research,
Vol. 22, pg. 649-654 (2007). PDF
2006
• S. Witanachchi, R. Hyde, M. Beekman, D. Mukherjee, P. Mukherjee, and G. S. Nolas, “Synthesis and Characterization of Bulk and Thin Film Clathrates for Solid State Power Conversion Applications”, IEEE Proceedings of the 25th International Conference on Thermoelectrics, Vienna, Austria, pg. 44-47 (2006). PDF
• S. Witanachchi, R. Hyde, H. S. Nagaraja, M. Beekman, G. S. Nolas, and P. Mukherjee,
“Growth and Characterization of Germanium-Based Type I Clathrate Thin Films Deposited
by Pulsed Laser Ablation”, in Materials and Technologies for Direct Thermal-to-Electric
Energy Conversion (J. Yang, T.P. Hogan, R. Funahashi, G.S. Nolas, eds.) 2005 Materials
Research Society Symposium Proceedings, Vol. 886, pg. 0886-F10-03, Warrendale, PA
(2006). PDF
• S. Witanachchi, H. Abou Mourad, and P. Mukherjee, “Anomalous Metal-to-Insulator
Transition in FeSi Films Deposited on SiO2/Si Substrates”, Journal of Applied Physics,
Vol. 99, No. 7, pg. 073710 (2006). PDF
2004
• G. Dedigamuwa, U. Choppali, P. Mukherjee, and S. Witanachchi, “Laser-Assisted Spray Pyrolysis Process for the Growth of TiC Nanoparticle Coatings”, Nanoparticles and Nanowire Building Blocks – Synthesis, Processing, Characterization and Theory, Materials Research Society Symposium Proceedings (2004).
• S. Witanachchi, P. Mahawela, and P. Mukherjee, “Laser-Triggered Hollow-Cathode Plasma Process for Film Growth”, Journal of Vacuum Science and Technology A, Vol. 22, No. 5, pg. 2061 (2004). PDF
2002
• P. Mukherjee, S. Chen, J.B. Cuff, P. Sakthivel, and S. Witanachchi, "Evidence for the Physical Basis and Universality of the Elimination of Particulates using Dual-Laser Ablation. I. Dynamic Time-Resolved Target Melt Studies, and Film Growth of Y2O3 and ZnO", Journal of Applied Physics, Vol. 91, pg. 1828-1836 (2002). PDF
• P. Mukherjee, S. Chen, J. B. Cuff, and S. Witanachchi, "Evidence for the Physical
Basis and Universality of the Elimination of Particulates using Dual-Laser Ablation.
II. Dynamic Time-Resolved Target Reflectivity and Film Growth of Zn", Journal of Applied
Physics, Vol. 91, pg. 1837-1844 (2002). PDF
2001
• P. Mukherjee, S. Chen, and Sarath Witanachchi, "A Novel Continuously Tunable, High Spectral Resolution Optical Filter for Two-Dimensional Imaging", Review of Scientific Instruments, Vol. 72, pg. 2624-2632 (2001). PDF
• P. Mukherjee, J. B. Cuff, and S. Witanachchi, "A Novel Technique for Low-Jitter
Dual-Laser Synchronization in a Thin Film Deposition System", Review of Scientific
Instruments, Vol. 72, pg. 2380-2386 (2001). PDF
2000 and Prior
• S. Witanachchi, A. M. Miyawa, and P. Mukherjee, "Highly Ionized Carbon Plasma Generation by Dual-Laser Ablation for Diamond-Like Carbon Film Growth", Laser-Solid Interactions for Materials Processing, Materials Research Society Symposium Proceedings, Vol. 616, pg. 235-240 (2000). PDF
• S. Witanachchi, P. Mahawela, and P. Mukherjee, "A Hollow-Cathode Transient Plasma
Process for Thin Film Growth", New Methods, Mechanisms and Models of Vapor Deposition,
Materials Research Society Symposium Proceedings, Vol. 617, J3.6.1-6, (2000).
• P. Mukherjee, S. Chen, and S. Witanachchi, “Effect of Initial Plasma Geometry and Temperature on Dynamic Plume Expansion in Dual-Laser Ablation”, Applied Physics Letters, Vol. 74, pg. 1546-1548 (1999). PDF
• P. Mukherjee, J. B. Cuff, and S. Witanachchi, “Plume Expansion and Stoichiometry
in the Growth of Multi-Component Thin Films Using Dual-Laser Ablation”, Applied Surface
Science, Vol. 127-129, pg. 620-625 (1998). PDF
• S. Witanachchi, Y. Ying, A. M. Miyawa, and P. Mukherjee, “Room Temperature Growth
of Conducting ZnO Films”, Thin Film Structures for Photovoltaics, Materials Research
Society Symposium Proceedings, Vol. 485, pg. 185-190 (1997). PDF
• P. Mukherjee, P. Sakthivel, and S. Witanachchi, "Optical Detection of Slow Excited
Neutrals in Plasma-Assisted Excimer Laser Ablation", Advanced Laser Processing of
Materials, Materials Research Society Symposium Proceedings, Vol. 397, pg. 93-98 (1995).
PDF
• S. Witanachchi, K. Ahmed, P. Sakthivel, and P. Mukherjee, "Dual-Laser Ablation for
Particulate-Free Film Growth", Applied Physics Letters, Vol. 66, pg. 1469 (1995).
PDF
• S. Witanachchi and P. Mukherjee, "Spot-size Dependent Bifurcation of Laser Ablated
Plumes", Journal of Applied Physics, Vol. 78, pg. 4099-4103 (1995). PDF
• S. Witanachchi and P. Mukherjee, "Role of Temporal Delay in Dual-Laser Ablated Plumes",
Journal of Vacuum Science and Technology, Vol. A13, pg. 1171-1174 (1995). PDF
• A. J. Kontkiewicz, A. M. Kontkiewicz, J. Siejka, S. Sen, G. Nowak, A. M. Hoff, P.
Sakthivel, K. Ahmed, P. Mukherjee, S. Witanachchi, and J. Lagowski, "Evidence that
Blue Luminescence of Oxidized Porous Silicon Originates From SiO2", Applied Physics
Letters, Vol. 65, pg. 1436-1438 (1994). PDF
• S. Sen, A. J. Kontkiewicz, J. Siejka, S. Sen, G. Nowak, P. Sakthivel, K. Ahmed,
P. Mukherjee, S. Witanachchi, A. M. Hoff, and J. Lagowski, "Effect of Rapid Thermal
Oxidation on Blue and Red Luminescence Bands of Porous Silicon", Materials Research
Society Symposium Proceedings, (1994).
• S. Witanachchi and P.J. Wolf, "Activated Reactive Laser Deposition of GeO2 Films”, Journal of Applied Physics, Vol. 76, pg. 2185-2190 (1994). PDF
• P.J. Wolf, B.M. Patterson, and S. Witanachchi, "Spectroscopic Investigation of Laser
Ablated Germanium Oxide", Materials Research Society Symposium Proceedings, Vol. 334,
pg. 347-352 (1993). PDF
• D. M. Oman, P. Sakthivel, and P. Mukherjee, "Temporal Synchronization of Independently
Frequency Tunable Dual CO2 Laser Pulses", Journal of Applied Physics, Vol. 74, pg.
3599-3601 (1993).
• P. Mukherjee, P. Sakthivel, K. Ahmed, and S. Witanachchi, "Study of Ion Activation
in the In-situ Low-Temperature Laser Deposition of Superconducting YBa2Cu3O7-δ Films",
Journal of Applied Physics, Vol. 74, pg. 1205-1208 (1993). PDF
• P. Mukherjee and H. S. Kwok, "Resonant Inhomogeneous Molecular Absorption of Ultrashort
Laser Pulses : Role of the Pulse Spectrum", Journal of the Optical Society of America
B, Vol. 10, pg. 425-432 (1993). PDF
• I. J. Bigio, T. R. Gosnell, P. Mukherjee, and J. D. Saffer, "Microwave Absorption
Spectroscopy of DNA", Biopolymers, Vol. 33, No. 1, pg. 147-150 (1993).
• N. D. Weston, P. Sakthivel, and P. Mukherjee, "Ultrasensitive Spectral Trace Detection of Individual Molecular Components in an Atmospheric Binary Mixture", Applied Optics, Vol. 32, pg. 828-835 (1993). PDF
• S. Witanachchi, K. Ahmed, P. Sakthivel, and P. Mukherjee, "Dynamics of Ionic Enhancement
in the Plasma-Assisted Laser Deposition of High Tc Superconductors", in Superconductivity
and its Applications, H. S. Kwok, D. T. Shaw and M. J. Naughton, eds., AIP Conference
Proceedings, Vol. 273, pg. 102-111 (1993). PDF
• S. Witanachchi, K. Ahmed, P. Sakthivel, and P. Mukherjee, "An Ion Probe Study of
Plasma-Assisted Laser Deposition", in Laser Ablation in Materials Processing: Fundamentals
and Applications, (B. Braren, J. J. Dubowski and D. P. Norton, eds.) Materials Research
Society Symposium Proceedings, Vol. 285, pg. 51-56 (1992). PDF
• P. Sakthivel and P. Mukherjee, "Continuously Variable Distortion-Free Attenuation
of High Power Transversely Excited Atmospheric CO2 Laser Pulses", Review of Scientific
Instruments, Vol. 63, pg. 5294-5298 (1992). PDF
• P. Mukherjee, P. Sakthivel, K. Ahmed, and S. Witanachchi, "Enhanced Ionization in
Activated Reactive Laser-Ablated Plumes", LEOS '92 Conference Proceedings, IEEE Lasers
and Electro-Optics Society, pg. 396-397 (Nov. 1992).