Vasundara V. Varadan

Articles in Scholarly Journals [Incomplete List]

  1. Tuning the effective properties of metamaterials by changing the substrate properties
    Journal of Applied Physics, vol. 101, no. 1, p. 014909, 2007
  2. Effective properties of split-ring resonator metamaterials using measured scattering parameters: Effect of gap orientation
    Journal of Applied Physics, vol. 100, no. 3, p. 034910, 2006
  3. Comparison of measurement and simulation of both amplitude and phase of reflected and transmitted fields in resonant Omega media
    Microwave and Optical Technology Letters, vol. 48, no. 8, pp. 1549–1553, 2006
  4. Switching of electrical and magnetic resonances in Omega structures by a reflection operation experimental studies
    Microwave and Optical Technology Letters, vol. 48, no. 12, pp. 2624–2629, 2006
  5. S-parameter measurements for oblique angles of incidence and Brewster angle studies for metamaterial samples
    Microwave and Optical Technology Letters, vol. 48, no. 12, pp. 2619–2624, 2006
  6. Control of Bending Vibrations Within Subdomains of Thin Plates—Part II: Piezoelectric Actuation and Approximate Solution
    Journal of Applied Mechanics, vol. 73, no. 2, p. 259, 2006
  7. Control of Bending Vibrations Within Subdomains of Thin Plates—Part I: Theory and Exact Solution
    Journal of Applied Mechanics, vol. 72, no. 3, p. 432, 2005
  8. A critical role of pH in the colloidal synthesis and phase transformation of nano size a-Al2O3 with high surface area
    Journal of the European Ceramic Society, vol. 23, no. 5, pp. 659–666, 2003
  9. Dielectric properties of tape cast Ba0.65Sr0.35TiO3 derived from sol–gel for application in multilayered capacitors
    Smart Materials and Structures, vol. 12, no. 5, pp. 749–756, 2003
  10. Smart Materials and Structures, vol. 11, no. 1, pp. 89–97, 2002
  11. Optical, dielectric and fatigue properties of sol gel-derived 2 µm thick Pb(Zr0.53Ti0.47)O3 ferroelectric films
    Smart Materials and Structures, vol. 11, no. 6, pp. 956–961, 2002
  12. Surface acoustic wave MEMS gyroscope
    Wave Motion, vol. 36, no. 4, pp. 367–381, 2002
  13. Thermal, Raman and surface area studies of microcoiled carbon fiber synthesized by CVD microwave system
    Materials Chemistry and Physics, vol. 76, no. 3, pp. 217–223, 2002
  14. Effect of Tween-80 on the Control of Particle Size and Shrinkage Properties of Nanoscale alpha-Alumina Synthesized by Sol-Gel Processing
    Journal of the American Ceramic Society, vol. 85, no. 10, pp. 2584–2586, 2002
  15. Design of Robust Vibration Controller for a Smart Panel Using Finite Element Model
    Journal of Vibration and Acoustics, vol. 124, no. 2, p. 265, 2002
  16. Characterization of all the elastic, dielectric, and piezoelectric constants of uniaxially oriented poled PVDF films
    IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control, vol. 49, no. 6, pp. 836–847, 2002
  17. Fabrication, characterization and testing of wireless MEMS-IDT based microaccelerometers
    Sensors and Actuators A: Physical, vol. 90, no. 1-2, pp. 7–19, 2001
  18. Hilbert curve fractal antenna: A small resonant antenna for VHF/UHF applications
    Microwave and Optical Technology Letters, vol. 29, no. 4, pp. 215–219, 2001
  19. Wideband and noncontact characterization of the complex permittivity of liquids
    Microwave and Optical Technology Letters, vol. 30, no. 2, pp. 75–79, 2001
  20. Smart Materials and Structures, vol. 10, no. 2, pp. 414–420, 2001
  21. Smart Materials and Structures, vol. 10, no. 5, pp. 878–883, 2001
  22. Smart Materials and Structures, vol. 9, no. 1, pp. 24–48, 2000
  23. Smart Materials and Structures, vol. 9, no. 4, pp. 379–388, 2000
  24. Smart Materials and Structures, vol. 9, no. 4, pp. 413–420, 2000
  25. Smart Materials and Structures, vol. 9, no. 6, pp. 890–897, 2000
  26. Smart Materials and Structures, vol. 9, no. 6, pp. 898–905, 2000
  27. Smart Materials and Structures, vol. 9, no. 6, pp. 953–972, 2000
  28. Design and Development of Tunable Multi-Layer Smart Antennas Using Ferroelectric Materials
    Journal of Intelligent Material Systems and Structures, vol. 11, no. 4, pp. 294–299, 2000
  29. Microwave characterization of dielectric materials from 8 to 110 GHz using a free-space setup
    Microwave and Optical Technology Letters, vol. 26, no. 2, pp. 100–105, 2000
  30. Effects of oxygen radical on the properties of indium tin oxide thin films deposited at room temperature by oxygen ion beam assisted evaporation
    Thin Solid Films, vol. 377-378, no. 1-2, pp. 103–108, 2000
  31. Wireless MEMS-IDT based accelerometer and gyroscope in a single chip
    Smart Materials Bulletin, vol. 2000, no. 12, pp. 9–13, 2000
  32. Chemistry of Materials, vol. 12, no. 9, pp. 2590–2596, 2000
  33. In situ microwave characterization of nonplanar dielectric objects
    IEEE Transactions on Microwave Theory and Techniques, vol. 48, no. 3, pp. 388–394, 2000
  34. Experimental investigations on electronically tunable microstrip antennas
    Microwave and Optical Technology Letters, vol. 20, no. 3, pp. 166–169, 1999
  35. Gain-enhanced electronically tunable microstrip patch antenna
    Microwave and Optical Technology Letters, vol. 23, no. 6, pp. 368–370, 1999
  36. Smart Materials and Structures, vol. 7, no. 1, pp. 63–71, 1999
  37. Smart Materials and Structures, vol. 7, no. 6, pp. 899–906, 1999
  38. Smart Materials and Structures, vol. 8, no. 2, pp. 238–242, 1999
  39. Smart Materials and Structures, vol. 8, no. 2, pp. 243–251, 1999
  40. Smart Materials and Structures, vol. 8, no. 3, pp. 324–337, 1999
  41. Smart Materials and Structures, vol. 8, no. 3, pp. 390–400, 1999
  42. Smart Materials and Structures, vol. 5, no. 2, pp. 165–170, 1999
  43. Smart Materials and Structures, vol. 5, no. 3, pp. 369–378, 1999
  44. Smart Materials and Structures, vol. 5, no. 5, pp. 685–694, 1999
  45. Smart Materials and Structures, vol. 6, no. 1, pp. 53–61, 1999
  46. Smart Materials and Structures, vol. 6, no. 2, pp. 161–168, 1999
  47. Smart Materials and Structures, vol. 6, no. 6, pp. 730–738, 1999
  48. Magnetic field shielding concepts for power transmission lines
    IEEE Transactions on Magnetics, vol. 34, no. 3, pp. 649–654, 1998
  49. Time-domain analysis and synthesis of active noise control systems in ducts
    The Journal of the Acoustical Society of America, vol. 101, no. 3, p. 1502, 1997
  50. Modeling of piezoelectric sensor fidelity
    IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control, vol. 44, no. 3, pp. 538–547, 1997
  51. Smart Materials and Structures, vol. 6, no. 6, pp. 745–751, 1997
  52. FINITE ELEMENT MODELLING OF STRUCTURES INCLUDING PIEZOELECTRIC ACTIVE DEVICES
    International Journal for Numerical Methods in Engineering, vol. 40, no. 5, pp. 817–832, 1997
  53. Finite element modeling of scattering problems involving infinite domains using drilling degrees of freedom
    Computer Methods in Applied Mechanics and Engineering, vol. 134, no. 1-2, pp. 57–70, 1996
  54. Phylogenetic Implications of rbcL and ITS Sequence Variation in the Berberidaceae
    Systematic Botany, vol. 21, no. 3, p. 381, 1996
  55. Active absorption of acoustic waves using state-space model and optimal control theory
    The Journal of the Acoustical Society of America, vol. 97, no. 2, p. 1078, 1995
  56. Measurement of the electromagnetic properties of chiral composite materials in the 8–40 GHz range
    Radio Science, vol. 29, no. 1, pp. 9–22, 1994
  57. Hybrid finite element formulation for periodic piezoelectric arrays subjected to fluid loading
    International Journal for Numerical Methods in Engineering, vol. 37, no. 17, pp. 2987–3003, 1994
  58. Active Torsional Vibration Control Experiments Using Shear-Type Piezoceramic Sensors and Actuators
    Journal of Intelligent Material Systems and Structures, vol. 5, no. 3, pp. 436–442, 1994
  59. Digital time delay network for an active underwater acoustic coating
    The Journal of the Acoustical Society of America, vol. 93, no. 3, p. 1613, 1993
  60. Active Control Of Bending And Torsional Modes In Truss Structures
    Journal of Sound and Vibration, vol. 167, no. 2, pp. 263–275, 1993
  61. The effect of various dopants on the dielectric properties of barium strontium titanate
    Materials Letters, vol. 15, no. 5-6, pp. 317–324, 1993
  62. Microwave calcination of conventionally and sol-gel prepared lead zirconate titanate
    Materials Letters, vol. 17, no. 1-2, pp. 13–20, 1993
  63. Binder burn out of tape cast ceramics by microwave energy
    Materials Letters, vol. 14, no. 4, pp. 245–250, 1992
  64. Elastic wave scattering by an isotropic noncentrosymmetric sphere
    The Journal of the Acoustical Society of America, vol. 91, no. 2, p. 680, 1992
  65. Piezocomposite coating for active underwater sound reduction
    The Journal of the Acoustical Society of America, vol. 91, no. 2, p. 823, 1992
  66. Dyadic analysis of plane waves in a biased n-type semiconductor
    International Journal of Infrared and Millimeter Waves, vol. 12, no. 8, pp. 895–902, 1991
  67. Low-frequency scattering by an imperfectly conducting sphere immersed in a dc magnetic field
    International Journal of Infrared and Millimeter Waves, vol. 12, no. 11, pp. 1253–1264, 1991
  68. Surface integral equations for scattering by pec scatterers in isotropic chiral media
    International Journal of Engineering Science, vol. 29, no. 2, pp. 179–185, 1991
  69. Plane waves and canonical sources in a gyroelectromagnetic uniaxial medium
    International Journal of Electronics, vol. 71, no. 5, pp. 853–861, 1991
  70. Free-space, broadband measurements of high-temperature, complex dielectric properties at microwave frequencies
    IEEE Transactions on Instrumentation and Measurement, vol. 40, no. 5, pp. 842–846, 1991
  71. Effect of moisture on asphaltic concrete at microwave frequencies
    IEEE Transactions on Geoscience and Remote Sensing, vol. 29, no. 5, pp. 710–717, 1991
  72. A free-space bistatic calibration technique for the measurement of parallel and perpendicular reflection coefficients of planar samples
    IEEE Transactions on Instrumentation and Measurement, vol. 40, no. 1, pp. 19–24, 1991
  73. Free-space measurement of complex permittivity and complex permeability of magnetic materials at microwave frequencies
    IEEE Transactions on Instrumentation and Measurement, vol. 39, no. 2, pp. 387–394, 1990
  74. Measurement of transmission and reflection of conductive lossy polymers at millimeter-wave frequencies
    IEEE Transactions on Electromagnetic Compatibility, vol. 32, no. 3, pp. 236–240, 1990
  75. Influence of chirality on the reflection of EM waves by planar dielectric slabs
    IEEE Transactions on Electromagnetic Compatibility, vol. 32, no. 4, pp. 300–303, 1990
  76. Comments on ultrasonic propagation in suspensions
    The Journal of the Acoustical Society of America, vol. 87, no. 6, p. 2779, 1990
  77. Reflection of elastic plane waves at a planar achiral–chiral interface
    The Journal of the Acoustical Society of America, vol. 87, no. 6, p. 2314, 1990
  78. Model of a bilaminar actuator for active acoustic control systems
    The Journal of the Acoustical Society of America, vol. 87, no. 3, p. 1350, 1990
  79. A free-space method for measurement of dielectric constants and loss tangents at microwave frequencies
    IEEE Transactions on Instrumentation and Measurement, vol. 38, no. 3, pp. 789–793, 1989
  80. Propagation along the direction of inhomogeneity in an inhomogeneous chiral medium
    International Journal of Engineering Science, vol. 27, no. 10, pp. 1267–1273, 1989
  81. Scattering by three-dimensional anisotropic scatterers
    IEEE Transactions on Antennas and Propagation, vol. 37, no. 6, pp. 800–802, 1989
  82. Radiation by a straight thin-wire antenna embedded in an isotropic chiral medium
    IEEE Transactions on Electromagnetic Compatibility, vol. 30, no. 1, pp. 84–87, 1988
  83. Radiation and canonical sources in uniaxial dielectric media
    International Journal of Electronics, vol. 65, no. 6, pp. 1171–1175, 1988
  84. Self-similarity in diffraction by a self-similar fractal screen
    IEEE Transactions on Antennas and Propagation, vol. 35, no. 2, pp. 236–239, 1987
  85. Excitation of layered media having rough interfaces by line sources
    IEEE Transactions on Antennas and Propagation, vol. 35, no. 4, pp. 462–466, 1987
  86. On the Influence of Chirality on the Scattering Response of a Chiral Scatterer
    IEEE Transactions on Electromagnetic Compatibility, vol. EMC-29, no. 1, pp. 70–72, 1987
  87. Design of Ferrite-Impregnated Plastics (PVC) as Microwave Absorbers
    IEEE Transactions on Microwave Theory and Techniques, vol. 34, no. 2, pp. 251–258, 1986
  88. Acoustic response of manganese nodule deposits
    Geophysics, vol. 51, no. 3, p. 689, 1986
  89. A multiple scattering theory for elastic wave propagation in discrete random media
    The Journal of the Acoustical Society of America, vol. 77, no. 2, p. 375, 1985
  90. On the acoustic response of a deeply corrugated periodic surface— A hybrid T-matrix approach
    The Journal of the Acoustical Society of America, vol. 78, no. 6, p. 2100, 1985
  91. Anisotropic dielectric properties of media containing aligned nonspherical scatterers
    IEEE Transactions on Antennas and Propagation, vol. 33, no. 8, pp. 886–890, 1985
  92. Theoretical analysis of the acoustic response of suspended sediment for HEBBLE
    Marine Geology, vol. 66, no. 1-4, pp. 267–276, 1985
  93. Multiple scattering theory for wave propagation in discrete random media
    International Journal of Engineering Science, vol. 22, no. 8-10, pp. 1139–1148, 1984
  94. Application of Twersky’s multiple scattering formalism to a dense suspension of elastic particles in water
    The Journal of the Acoustical Society of America, vol. 75, no. 2, p. 335, 1984
  95. Thin shell theories and acoustic wave scattering by infinitely long cylindrical shells of arbitrary cross section
    The Journal of the Acoustical Society of America, vol. 75, no. 6, p. 1673, 1984
  96. Frequency-dependent elastic properties of rubberlike materials with a random distribution of voids
    The Journal of the Acoustical Society of America, vol. 76, no. 1, p. 296, 1984
  97. Iterative extended boundary condition method for scattering by objects of high aspect ratios
    The Journal of the Acoustical Society of America, vol. 76, no. 3, p. 906, 1984
  98. The T-matrix approach for scattering by a traction-free periodic rough surface
    The Journal of the Acoustical Society of America, vol. 76, no. 6, p. 1839, 1984
  99. Scattering of elastic waves by a fluid inclusion
    The Journal of the Acoustical Society of America, vol. 73, no. 5, p. 1487, 1983
  100. Finite element eigenfunction method (FEEM) for elastic (SH) wave scattering
    The Journal of the Acoustical Society of America, vol. 73, no. 5, p. 1499, 1983
  101. Coherent attenuation of acoustic waves by pair-correlated random distribution of scatterers with uniform and Gaussian size distributions
    The Journal of the Acoustical Society of America, vol. 73, no. 6, p. 1941, 1983
  102. Multifrequency remote acoustic sensing of suspended materials in water
    The Journal of the Acoustical Society of America, vol. 74, no. 2, p. 581, 1983
  103. Acoustic wave scattering by elastic cylindrical shells in water
    The Journal of the Acoustical Society of America, vol. 74, no. 2, p. 619, 1983
  104. T-matrix approach to study the vibration frequencies of elastic bodies in fluids
    The Journal of the Acoustical Society of America, vol. 74, no. 3, p. 1051, 1983
  105. Average dielectric properties of discrete random media using multiple scattering theory
    IEEE Transactions on Antennas and Propagation, vol. 31, no. 2, pp. 371–375, 1983
  106. The effects on pair correlation function of coherent wave attenuation in discrete random media
    IEEE Transactions on Antennas and Propagation, vol. 30, no. 4, pp. 805–808, 1982
  107. Computation of rigid body scattering by prolate spheroids using the T-matrix approach
    The Journal of the Acoustical Society of America, vol. 71, no. 1, p. 22, 1982
  108. Analysis and computation of the acoustic scattering by an elastic prolate spheroid obtained from the T-matrix formulation
    The Journal of the Acoustical Society of America, vol. 71, no. 5, p. 1077, 1982
  109. Comparison of sound scattering by rigid and elastic obstacles in water
    The Journal of the Acoustical Society of America, vol. 71, no. 6, p. 1377, 1982
  110. Elastic wave scattering from surface breaking cylindrical cracks: SH waves
    The Journal of the Acoustical Society of America, vol. 71, no. 6, p. 1384, 1982
  111. Sound scattering by rigid and elastic infinite elliptical cylinders in water
    The Journal of the Acoustical Society of America, vol. 72, no. 3, p. 1032, 1982
  112. Scattering of acoustic waves by rigid cylindrical objects with sharp corners
    The Journal of the Acoustical Society of America, vol. 72, no. 6, p. 1957, 1982
  113. Configurations with finite numbers of scatterers—A self-consistent T-matrix approach
    The Journal of the Acoustical Society of America, vol. 70, no. 1, p. 213, 1981
  114. Scattering of acoustic waves by a finite elastic cylinder immersed in water
    The Journal of the Acoustical Society of America, vol. 70, no. 5, p. 1407, 1981
  115. Dynamic stress concentrations of cylindrical cavities with sharp and smooth boundaries: I. SH waves
    Wave Motion, vol. 3, no. 2, pp. 203–213, 1981
  116. Scattering of acoustic waves by elastic and viscoelastic obstacles immersed in a fluid
    Wave Motion, vol. 2, no. 1, pp. 23–38, 1980
  117. On the application of wave scattering theory for the diagnosis of muscle diseases
    Journal of Biomechanics, vol. 13, no. 12, pp. 1053–1059, 1980
  118. Scattering of acoustic waves by layered elastic and viscoelastic obstacles in water
    The Journal of the Acoustical Society of America, vol. 68, no. 2, p. 673, 1980
  119. Acoustic wave scattering by a finite elastic cylinder in water
    The Journal of the Acoustical Society of America, vol. 68, no. 2, p. 686, 1980
  120. Scattering of an obliquely incident acoustic wave by an infinite cylinder
    The Journal of the Acoustical Society of America, vol. 68, no. 6, p. 1832, 1980
  121. Scattering matrix for elastic waves. III. Application to spheroids
    The Journal of the Acoustical Society of America, vol. 65, no. 4, p. 896, 1979
  122. Low-frequency expansions for acoustic wave scattering using Waterman’s T-matrix method
    The Journal of the Acoustical Society of America, vol. 66, no. 2, p. 586, 1979
  123. Frequency dependence of elastic (SH-) wave velocity and attenuation in anisotropic two phase media
    Wave Motion, vol. 1, no. 1, pp. 53–63, 1979
  124. Scattering matrix for elastic waves. II. Application to elliptic cylinders
    The Journal of the Acoustical Society of America, vol. 63, no. 4, p. 1014, 1978
  125. Multiple scattering of elastic waves by cylinders of arbitrary cross section. I. SH waves
    The Journal of the Acoustical Society of America, vol. 63, no. 5, p. 1310, 1978