PUBLICATIONS |
The following is a list of selected publications in refereed journals:
The direct journal links will only work if your library has subscriptions.
C.M. Sulyma, P.C. Goonetilleke and D. Roy, "Analysis of current transients
for voltage pulse-modulated surface processing: Application to anodic
electro-dissolution of copper for electrochemical mechanical planarization",
Journal of Materials Processing Technology 209 (2009) 1189-1198.
J. P. Zheng, B. K. Klug, and D. Roy,
"Electrochemical Investigation of Surface Reactions for Chemical Mechanical
Planarization of Tantalum in Oxalic Acid Solutions",
Journal of The Electrochemical Society, 155 (2008) H341-H350.
P.C. Goonetilleke and D. Roy,
"Relative roles of acetic acid, dodecyl sulfate and benzotriazole
in chemical mechanical and electrochemical mechanical planarization of
copper",
Applied Surface Science 254 (2008) 2696-2707.
B. K. Klug, C. M. Pettit, S. Pandija, S. V. Babu and D. Roy,
"Investigation of dissolution inhibitors for electrochemical mechanical
planarization of copper using beta-alanine as a complexing agent",
Journal of Applied Electrochemistry 38 (2008) 1347-1356.
C. V. V. S. Surisetty, P. C. Goonetilleke, D. Roy, and S. V. Babu,
"Dissolution Inhibition in Cu-CMP Using Dodecyl-Benzene-Sulfonic Acid
Surfactant with Oxalic Acid and Glycine as Complexing Agents",
Journal of The Electrochemical Society, 155 (2008) H971-H980.
S. V. S. B. Janjam, S. Peddeti, D. Roy and S. V. Babu,
"Tartaric Acid as a Complexing Agent for Selective Removal of Tantalum
and Copper in CMP",
Electrochemical and Solid-State Letters 11 (2008)
H327-H330.
S. V. S. B. Janjam, C. V. V. S. Surisetty, S. Pandija, D. Roy, and S.
V. Babu,
"Oxalic-Acid-Based Slurries with Tunable Selectivity for Copper and Tantalum
Removal in CMP", Electrochemical and Solid-State Letters 11
(2008) H66-H69.
C. M. Pettit and D. Roy,
"Surface Plasmon Resonance as a Time Resolved Probe of Structural Changes
in Molecular Films: Considerations for Correlating Resonance Shifts with
Adsorbate Layer Parameters", The Analyst 132 (2007) 524-535.
P.C. Goonetilleke and D. Roy,
"Voltage pulse-modulated electrochemical removal of copper surface layers
using citric acid as a complexing agent", Materials Letters 61
(2007) 380-383.
Y. Hong, V. K. Devarapalli, D. Roy, and S. V. Babu,
"Synergistic Roles of Dodecyl Sulfate and Benzotriazole in Enhancing the
Efficiency of CMP of Copper", Journal of the Electrochemical Society
154 (2007) H
444-H 453.
S. Pandija, D. Roy and S.V. Babu,
"Chemical mechanical planarization of copper using abrasive-free solutions
of oxalic acid and hydrogen peroxide", Materials Chemistry and Physics,
102 (2007) 144-151.
S. Ramakrishnan, S.V.S.B. Janjam, U.B. Patri, D. Roy, and S.V. Babu,
"Comparison of dicarboxylic acids as complexing agents for abrasive-free
chemical mechanical planarization of copper", Microelectronic Engineering
84 (2007) 80-86.
C.M. Pettit, P.C. Goonetilleke, C.M. Sulyma and D. Roy,
"Combining impedance spectroscopy with cyclic voltammetry: Measurement
and analysis of kinetic parameters for faradaic and nonfaradaic reactions
on thin-film gold", Analytical Chemistry 78 (2006) 3723-3729.
C.M. Pettit, P.C. Goonetilleke and D. Roy,
"Measurement of differential capacitance for faradaic systems under
potentiodynamic conditions: Considerations of Fourier transform and phase-selective
techniques"
Journal of Electroanalytical Chemistry 589 (
K.A. Assiongbon,
S.B. Emery, V.R.K. Gorantla, S.V. Babu and D. Roy,
"Electrochemical impedance characteristics of Ta/Cu contact regions
in polishing slurries used for chemical mechanical planarization of Ta
and Cu: considerations of galvanic corrosion",
Corrosion Science, 48, (
ScienceDirect's Top 25 Hottest Articles
C.M. Pettit and D.
Roy,
"Role of iodate ions in chemical mechanical and electrochemical mechanical
planarization of Ta investigated using time-resolved impedance spectroscopy",
Materials Letters 59
K.A. Assiongbon and D. Roy,
Electro-oxidation of methanol on gold in alkaline media: Adsorption characteristics
of reaction intermediates studied using time resolved electro-chemical
impedance and surface plasmon resonance techniques Surface Science,
594
ScienceDirect's Top 25 Hottest Articles
P.C. Goonetilleke and D. Roy,
"Electrochemical-mechanical planarization of copper: Effects of chemical
additives on voltage controlled removal of surface layers in electrolytes",
Materials Chemistry and Physics 94 (2005) 388-400.
S. B. Emery, J. L. Hubbley and D. Roy,
"Time resolved impedance spectroscopy as a probe of electrochemical kinetics:
The ferro/ferricyanide redox reaction in the presence of anion adsorption
on thin film gold", Electrochimica Acta 50 (2005) 5659-5672.
S. B. Emery, J. L.
Hubbley, M. A. Darling and D. Roy,
"Chemical factors for chemical mechanical and electrochemical mechanical
planarization of silver examined using potentiodynamic and impedance measurements"
Materials Chemistry and Physics, 89 (2005) 345-353.
Y. Hong, U. B. Patri, S. Ramakrishnan, D. Roy and S.V. Babu,
"Utility of dodecyl sulfate surfactants as dissolution inhibitors
in chemical mechanical planarization of copper", Journal of Materials
Research 20 (2005) 3413-3424
D.C. Bradford, E. Hutter, J.H. Fendler and D. Roy,
"Surface-Enhanced Infrared Ellipsometry of Self-Assembled Undecanethiol
and Dodecanethiol Monolayers on Disordered Gold Nanoisland Substrates”
Journal of Physical Chemistry B. 109
(2005), 20914-20922
P. C. Goonetilleke, S. V. Babu, and D. Roy
"Voltage-Induced Material Removal for Electrochemical Mechanical
Planarization of Copper in Electrolytes Containing NO3-,
Glycine, and H2O2",
Electrochemical and Solid-State Letters 8
(2005) G190-193.
Y. Hong, D. Roy and S. V. Babu,
"Ammonium Dodecyl Sulfate as a Potential Corrosion Inhibitor Surfactant
for Electrochemical Mechanical Planarization of Copper",
Electrochemical and Solid-State Letters 8 (2005)
G297-G300.
V. R. K. Gorantla, K. A. Assiongbon, S. V. Babu, D. Roy, "Citric acid as a complexing agent in chemical-mechanical planarization of copper: Investigation of surface reactions using impedance spectroscopy", Journal of the Electrochemical Society, 152 (2005) G404–G410.
V. R. K. Gorantla,
S. B. Emery, S. Pandija, S.V. Babu and D. Roy,
"Chemical effects in chemical mechanical planarization of TaN: Investigation of surface reactions in a peroxide-based alkaline slurry using Fourier transform impedance spectroscopy", Materials Letters, 59 (2005) 690-693.
D. C. Bradford, E.
Hutter, K.A. Assiongbon, J.H. Fendler and D. Roy,
"Infrared Ellipsometry of Self-Assembled Octadecylmercaptan on Gold Films
and Nanoislands: Effects of Thickness and Morphology of the Gold Layer",
Journal of Physical Chemistry B 108 (2004) 17523-17530.
J. Lu, J. E. Garland, C. M. Pettit, S. V. Babu, and D. Roy,
"Relative Roles of H2O2 and Glycine in CMP of Copper Studied with Impedance Spectroscopy", Journal of The Electrochemical Society 151 (2004) G717-G722.
K. A. Assiongbon, S. B. Emery, C. M. Pettit, S. V. Babu and D. Roy,
"Chemical Roles of Peroxide-Based Alkaline Slurries in Chemical.Mechanical Polishing of Ta: Investigation of Surface Reactions Using Time-Resolved Impedance Spectroscopy", Materials Chemistry and Physics 86 (2004) 347-357.
C. M. Pettit, J. E. Garland, M. J. Walters and D. Roy,
"Time Resolved Study of Electrode Reactions using Fourier Transform Impedance Spectroscopy: Mutually Correlated Adsorption Kinetics of Cu2+ and ClO4- on gold",
Electrochimica Acta 49 (2004) 3293-3304.
S.B. Emery, J.L. Hubbley, D. Roy,
"Voltammetric and Amperometric Analyses of Electrochemical Nucleation: Electrodeposition of Copper on Nickel and Tantalum",
Journal of Electroanalytical Chemistry 568C (2004) 121-133.
J. E. Garland , C. M. Pettit and D. Roy,
"Analysis of experimental constraints and variables for time resolved detection of Fourier transform electrochemical impedance spectra",
Electrochimica Acta 49 (2004) 2623-2635.
D. Roy and J. H. Fendler,
"Reflection and Absorption Techniques for Optical Characterization of Chemically Assembled Nanomaterials" (Review),
Advanced Materials 16 (2004) 479-508.
C. M. Pettit, K. A. Assiongbon, J. E. Garland and D. Roy ,
"Time Resolved Detection of Electrochemical Effects by Surface Plasmon Resonance Measurements: A Simple Technique Using a Large Area Single Cell Photodiode",
Sensors and Actuators B 96 (2003) 105-113.
L.A. Luck, M.J. Moravan, J.E. Garland, B. Salopek-Sondi and D. Roy,
"Chemisorptions of Bacterial Receptors for Hydrophobic Amino Acids and Sugars on Gold for Biosensor Applications: A surface Plasmon Resonance Study of Genetically Engineered Proteins", Biosensors and Bioelectronics 19 (2003) 249-259.
E. Hutter, K.A. Assiongbon, J.H. Fendler and D. Roy,
"Fourier Transform Infrared Spectroscopy Using Polarization Modulation and Polarization Selective Geometries: Investigation of Self-Assembled Octadecylmercaptan on a Thin Gold Film", Journal of Physical Chemistry B 107 (2003) 7812-7819.
J. E. Garland, K. A. Assiongbon, C. M. Pettit and D. Roy,
"Surface Plasmon Resonance Transients at an Electrochemical Interface: Time Resolved Measurements Using a Bicell Photodiode",
Analytica Chimica Acta 475 (2003) 47-58.
C. M. Pettit, J. E. Garland, N. R. Etukudo, K. A. Assiongbon, S. B. Emery and D. Roy,
"Electrodeposition of Indium on Molybdenum Studied with Optical Second Harmonic Generation and Electrochemical Impedance Spectroscopy",
Applied Surface Science 202 (2002) 33-46.
M.J. Walters, K.A. Assiongbon, D.R. Marr, B.T. Shepardson and D. Roy,
"Enhancement of Electrocatalytic Hydrogen Evoluation on Tantalum by Sub-Monolayer Electrodeposition of Silver", International Journal of Hydrogen Energy 28 (2002) 275-285.
J.E. Garland, K. A. Assiongbon, C.M. Pettit, S.B. Emery and D. Roy,
"Kinetic analysis of Electrosorption using Fast Fourier Transform Electrochemical Impedance spectroscopy: Underpotential Deposition of Bi3+ In The Presence of Coadsorbing ClO4- on Gold", Electrochimica Acta 47 (2002) 4113-4124.
C.M. Pettit, M.J. Walters and D. Roy,
"Effects of Excess Charge at an Electrochemically Controlled Gold Surface Probed with Optical Second Harmonic Generation", Laser Chemistry 20 (2002) 57-79.
S. Chah, J. Yi, C. M. Pettit, D. Roy, and J. H. Fendler,
"Ionization and Reprotonation of Self-Assembled Mercaptopropionic Acid Monolayers Investigated by Surface Plasmon Resonance Measurements", Langmuir 18 (2002) 314-318.
D. Roy, "Optical Characterization of Multi-Layer Thin Films Using the Surface Plasmon Resonance Method: A Six-Phase Model Based on the Kretschmann Formalism",
Optics Communications 200 (2001) 119-130.
E. Hutter, J. H. Fendler, and D. Roy,
"Surface Plasmon Resonance Studies of Gold and Silver Nanoparticles Linked to Gold and Silver Substrates by 2-Aminoethanethiol and 1,6-Hexanedithiol",
Journal of Physical Chemistry B 105 (2001) 11159-11168.
S. Chah, E. Hutter, D. Roy, J. H.Fendler and J. Yi,
"The Effect of Substrate Metal on 2-Aminoethanethiol and Nanoparticle Enhanced Surface Plasmon Resonance Imaging", Chemical Physics 272 (2001) 127-136.
D. Roy, "Surface Plasmom Resonance Spectroscopy of Dielectric Coated Gold and Silver Films on Supporting Metal Layers: Reflectivity Formulas in the Kretschmann Formalism", Applied Spectroscopy 55 (2001) 1046-1052.
E. Hutter, J. H. Fendler, and D. Roy,
"Surface Plasmon Resonance Method for Probing Interactions in Nanostructures: CdS Nanoparticles Linked to Au and Ag Substrates by Self-Assembled Hexanedithiol and Aminoethanethiol Monolayers", Journal of Applied Physics 90 (2001) 1977-1985.
J.E. Garland, C.M. Pettit, M.J. Walters and D. Roy,
"Analysis of Potentiostatic Current Transients at Metal-Liquid Interfaces: Resolving the Effects of a Finite Step Interval", Surface and Interface Analysis 31 (2001) 492-503.
M.J. Walters, J.E. Garland, C.M. Pettit, D.S. Zimmerman, D.R. Marr and D. Roy,
"Weak Adsorption of Anions on Gold: Measurement of Partial Charge Transfer Using Fast Fourier Transform Electrochemical Impedance Spectroscopy",
Journal of Electroanalytical Chemistry 499 (2001) 48-60. Addition and corrections: 526 (2002) 142.
M. J. Walters, C. M. Pettit and D. Roy,
"Surface Kinetics of Eelectrodeposited Silver on Gold Probed with Potential Step and Optical Second Harmonic Generation Techniques",
Physical Chemistry Chemical Physics 3 (2001) 570-578.
E. Hutter, S. Cha, J-F. Liu, J. Park, J. Yi, J. H. Fendler, and D. Roy,
"Role of Substrate Metal in Gold Nanoparticle Enhanced Surface Plasmon Resonance Imaging", Journal of Physical Chemistry B 105 (2001) 8-12.
D. Roy, "Comment on Molecular Orientation by Second Harmonic Generation: Self Assembled Monolayers", Physical Review B 61 (2000) 13283-13286.
M.J. Walters, C.M Pettit, F.X. Bock, D.P. Biss and D. Roy,
"Capacitance of a Metal-Liquid Interface During Anion Adsorption: Phase Selective Measurements in the Presence of D.C. Voltage Sweep and Finite Solution Resistance",
Surface and Interface Analysis 27 (1999) 1027-1036.
M.A. Lovell, M.J. Walters and D. Roy,
"Characterization of Electrodeposited Thin Film of Cadmium on Molybdenum using Optical Second Harmonic Generation",
Physical Chemistry Chemical Physics 1 (1999) 1985-1993.
M. J. Walters and D. Roy, "Interference of Linear and Nonlinear Optical Effects in Second Harmonic Generation from Metal-Liquid Interfaces'',
Applied Spectroscopy 52 (1998) 1554-1568.
M. A. Lovell and D. Roy,
"Effects of Sub-Surface Oxygen on Electrodeposition of Cadmium on Copper'',
Electrochimica Acta 43 (1998) 2117-2130. Addition and Correction 44 (1999) 2327.
M. A. Lovell, M. J. Walters and D. Roy,
"Surface Modification of Copper due to Co-Adsorbed Oxygen and Cadmium Probed with Optical Second Harmonic Generation",
Electrochimica Acta 43 (1998) 2101-2110.
M. A. Lovell and D. Roy, "Optical Second Harmonic Generation from a Catalytically Active Molybdenum Electrode'',
Applied Surface Science 135 (1998) 46-52.
G. Nagy and D. Roy, "Optical Second Harmonic Generation as a Probe of Selective Dissolution of Brass'',
Langmuir 11 (1995) 3457-3466. Addition and Correction, 12 (1996) 1696.
G. Nagy and D. Roy, "Surface Charge Dependence of Second Harmonic Generation from Brass'', Langmuir 11 (1995) 711-715.
D. Roy, "DC Field Induced Optical Second Harmonic Generation from Metal-electrochemical Interfaces'', Electrochimica Acta 39 (1994) 2699-2703. Addition and Correction 40 (1995) 2557.
R. Gao and D. Roy, "Effects of Diffusion Limited Mass Transfer on Metal Underpotential Deposition Voltammograms'', Journal of Applied Electrochemistry 24 (1994) 1276-1278.
G. Nagy and D. Roy, "Optical Characterization of a Partially Ag-Coated Ni Electrode with Second Harmonic Generation'',
Journal of Physical Chemistry 98 (1994) 6592-6600.
G. Nagy and D. Roy, "Second Harmonic Generation from a Charged Ni Electrode with and without Anion Adsorption'',
Surface Science 320 (1994) 7-16.
G. Nagy and D. Roy, "Surface Charge Dependence of Second Harmonic Generation from a Ni Electrode'', Chemical Physics Letters 214 (1993) 197-202.
G. Nagy and D. Roy, "Oxidation of Cu in Halide Electrolytes Studied with Optical Second Harmonic Generation'',
Langmuir 9 (1993) 1868-1877.
R. Gao, T. D. Hewitt and D. Roy, "Stark Shift of an Interband Transition in Cu Determined by Surface Charge Measurements'',
Journal of Physics and Chemistry of Solids 54 (1993) 685-690.
T. D. Hewitt R. Gao and D. Roy,
"Effects of Surface Charge on the Second Harmonic Generation from a Cu Electrode'',
Surface Science 291 (1993) 233-241.
T. D. Hewitt and D. Roy, "Optical Second Harmonic Generation as a Probe of Hydrogen Evolution on Copper'', Chemical Physics Letters 181 (1991) 407-412.
D. Roy and A. C. Albrecht, "Thin-Sheet Photoconductivity in Liquids : Mobility Measurements Under the Influence of Space Charge'',
Journal of Physical Chemistry 93 (1989) 2475-2485.
D. Roy and T. E. Furtak, "Aspects of the Adsorption of Chloride on Silver Revealed through Surface Enhanced Raman Scattering'',
Journal of Electroanalytical Chemistry 228 (1987) 229-250.
D. Roy and T. E. Furtak, "The Origin of the Potential Dependence of the Surface Enhanced Raman Scattering of Chloride on Silver'',
Chemical Physics Letters 129 (1986) 501-504.
D. Roy and T. E. Furtak, "Vibrational Characteristics of Silver Clusters in Surface Enhanced Raman Scattering'', Physical Review B 34 (1986) 5111-5117.
D. Roy and T. E. Furtak, "Evidence for Ag Cluster Vibrations in Enhanced Raman Scattering from the Ag/Electrolyte Interface'',
Chemical Physics Letters 124 (1986) 299-303.
T. E. Furtak and D. Roy, "The Short Range Mechanism of Surface Enhanced Raman Scattering'',
Surface Science 158 (1985) 126-146.
D. Roy and T. E. Furtak, "Characterization of Surface Complexes in Enhanced Raman Scattering'', Journal of Chemical Physics 81 (1984) 4168-4175.
T. E. Furtak and D. Roy, "Nature of the Active Site in Surface Enhanced Raman Scattering'',Physical Review Letters 50 (1983) 1301-1304.
Books:
Laboratory Manual for Physics I, D. Roy, John Wiley & Sons, New York (2000) ISBN 0-471-40741-0. Second Edition (2001): ISBN 0-471-20786-1.
Laboratory Manual for Physics II, D. Roy, John Wiley & Sons, New York (2000). ISBN 0-471-40742-9. Second Edition (2001): ISBN 0-471-20788-8.
Other Publications:
Laboratory Manual for “Physics for Life Sciences” (PH 141/142), D. Roy, Clarkson University (1999, 2000).
Modern Physics (PH 232) Laboratory Manual, D. Roy, Clarkson University (1996, 1998, 2000).
Experimental Physics (PH 327 & PH 328) Laboratory Manual, D. Roy, Clarkson University (1998).
