Akhlesh Lakhtakia

    • 17001 Citations
    • 53 h-Index
    1981 …2020
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    Research Output 1981 2020

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    2006
    22 Citations (Scopus)

    Surface electromagnetic wave at a tilted uniaxial bicrystalline interface

    Polo, J. A., Nelatury, S. & Lakhtakia, A., Dec 1 2006, In : Electromagnetics. 26, 8, p. 629-642 14 p.

    Research output: Contribution to journalArticle

    electromagnetic surface waves
    Electromagnetic waves
    Surface waves
    surface waves
    Wave propagation
    178 Citations (Scopus)

    Theory of optical scattering by achiral carbon nanotubes and their potential as optical nanoantennas

    Slepyan, G. Y., Shuba, M. V., Maksimenko, S. A. & Lakhtakia, A., May 29 2006, In : Physical Review B - Condensed Matter and Materials Physics. 73, 19, 195416.

    Research output: Contribution to journalArticle

    Carbon Nanotubes
    Carbon nanotubes
    carbon nanotubes
    Scattering
    scattering
    9 Citations (Scopus)

    Theory of thin-film, narrowband, linear-polarization rejection filters with superlattice structure

    Fiumara, V., Chiadini, F., Scaglione, A. & Lakhtakia, A., Dec 1 2006, In : Optics Communications. 268, 1, p. 182-188 7 p.

    Research output: Contribution to journalArticle

    linear polarization
    rejection
    narrowband
    Polarization
    filters
    6 Citations (Scopus)

    Towards the design of elliptical-polarization rejection filters

    Ross, B. M., Lakhtakia, A. & Hodgkinson, I. J., Mar 15 2006, In : Optics Communications. 259, 2, p. 479-483 5 p.

    Research output: Contribution to journalArticle

    elliptical polarization
    linear polarization
    rejection
    Polarization
    filters
    29 Citations (Scopus)

    Uniaxial dielectric media with hyperbolic dispersion relations

    Mackay, T. G., Lakhtakia, A. & Depine, R. A., Feb 1 2006, In : Microwave and Optical Technology Letters. 48, 2, p. 363-367 5 p.

    Research output: Contribution to journalArticle

    Phase velocity
    Composite materials
    propagation
    phase velocity
    composite materials
    6 Citations (Scopus)

    Vector theory of diffraction by gratings made of a uniaxial dielectric-magnetic material exhibiting negative refraction

    Depine, R. A., Inchaussandague, M. E. & Lakhtakia, A., Jan 1 2006, In : Journal of the Optical Society of America B: Optical Physics. 23, 3, p. 514-528 15 p.

    Research output: Contribution to journalArticle

    magnetic materials
    refraction
    gratings
    permeability
    diffraction
    2005
    17 Citations (Scopus)
    phase velocity
    propagation
    plane waves
    flux density
    electromagnetism
    5 Citations (Scopus)

    Analysis of plane-wave light normally incident to an axially excited structurally chiral half-space

    McCall, M. W. & Lakhtakia, A., Mar 10 2005, In : Journal of Modern Optics. 52, 4, p. 541-550 10 p.

    Research output: Contribution to journalArticle

    half spaces
    electromagnetic radiation
    plane waves
    electromagnetism
    8 Citations (Scopus)

    An essential difference between dielectric mirrors and chiral mirrors

    Lakhtakia, A. & Xu, J., Oct 5 2005, In : Microwave and Optical Technology Letters. 47, 1, p. 63-64 2 p.

    Research output: Contribution to journalArticle

    Electric conductors
    electric conductors
    Mirrors
    Boundary conditions
    mirrors
    13 Citations (Scopus)

    Anisotropic enhancement of group velocity in a homogenized dielectric composite medium

    Mackay, T. G. & Lakhtakia, A., Nov 1 2005, In : Journal of Optics A: Pure and Applied Optics. 7, 11, p. 669-674 6 p.

    Research output: Contribution to journalArticle

    group velocity
    composite materials
    augmentation
    Composite materials
    isotropic media
    8 Citations (Scopus)

    Bruggeman approach for isotropic chiral mixtures revisited

    Ross, B. M. & Lakhtakia, A., Mar 20 2005, In : Microwave and Optical Technology Letters. 44, 6, p. 524-527 4 p.

    Research output: Contribution to journalArticle

    Polarization
    homogenizing
    polarization
    28 Citations (Scopus)

    Defect modes in multisection helical photonic crystals

    Wang, F. & Lakhtakia, A., Sep 19 2005, In : Optics Express. 13, 19, p. 7319-7335 17 p.

    Research output: Contribution to journalArticle

    photonics
    defects
    crystals
    uncoupled modes
    circular polarization
    12 Citations (Scopus)

    Diffraction gratings of isotropic negative-phase velocity materials

    Depine, R. A. & Lakhtakia, A., Mar 18 2005, In : Optik. 116, 1, p. 31-43 13 p.

    Research output: Contribution to journalArticle

    Phase velocity
    Diffraction gratings
    gratings (spectra)
    phase velocity
    Diffraction efficiency
    4 Citations (Scopus)

    Electromagnetic modeling of near-field phase-shifting contact lithography with broadband ultraviolet illumination

    Wang, F., Weaver, K. E., Lakhtakia, A. & Horn, M. W., Mar 18 2005, In : Optik. 116, 1, p. 1-9 9 p.

    Research output: Contribution to journalArticle

    Photoresists
    photoresists
    Lithography
    near fields
    lithography
    22 Citations (Scopus)

    Electromagnetic waves with negative phase velocity in Schwarzschild-de Sitter spacetime

    Mackay, T. G., Lakhtakia, A. & Setiawan, S., Sep 15 2005, In : Europhysics Letters. 71, 6, p. 925-931 7 p.

    Research output: Contribution to journalArticle

    phase velocity
    electromagnetic radiation
    propagation
    event horizon
    plane waves
    16 Citations (Scopus)

    Enhanced diffraction by a rectangular grating made of a negative phase-velocity (or negative index) material

    Depine, R. A., Lakhtakia, A. & Smith, D. R., Mar 28 2005, In : Physics Letters, Section A: General, Atomic and Solid State Physics. 337, 1-2, p. 155-160 6 p.

    Research output: Contribution to journalArticle

    phase velocity
    gratings
    diffraction
    plane waves
    electromagnetism
    30 Citations (Scopus)
    phase velocity
    electromagnetic radiation
    vacuum
    propagation
    equivalence
    44 Citations (Scopus)

    Gravitation and electromagnetic wave propagation with negative phase velocity

    Mackay, T. G., Lakhtakia, A. & Setiawan, S., Mar 8 2005, In : New Journal of Physics. 7, 075.

    Research output: Contribution to journalArticle

    phase velocity
    wave propagation
    electromagnetic radiation
    gravitation
    propagation
    72 Citations (Scopus)

    Growth of sculptured polymer submicronwire assemblies by vapor deposition

    Pursel, S., Horn, M. W., Demirel, M. C. & Lakhtakia, A., Nov 14 2005, In : Polymer. 46, 23, p. 9544-9548 5 p.

    Research output: Contribution to journalArticle

    Vapor deposition
    Polymers
    Polymer films
    Thin films
    Nanowires
    10 Citations (Scopus)
    chirality
    phase velocity
    mirrors
    propagation
    plane waves
    14 Citations (Scopus)

    Negative phase velocity in isotropic dielectric-magnetic media via homogenization

    Mackay, T. G. & Lakhtakia, A., Nov 20 2005, In : Microwave and Optical Technology Letters. 47, 4, p. 313-315 3 p.

    Research output: Contribution to journalArticle

    Phase velocity
    homogenizing
    phase velocity
    Composite materials
    Permittivity
    22 Citations (Scopus)

    Negative phase velocity of electromagnetic waves and the cosmological constant

    Mackay, T. G., Setiawan, S. & Lakhtakia, A., Jul 1 2005, In : European Physical Journal C. 41, SUPPL. 1, p. 1-4 4 p.

    Research output: Contribution to journalArticle

    Phase velocity
    phase velocity
    Electromagnetic waves
    Wave propagation
    electromagnetic radiation
    9 Citations (Scopus)

    Numerical investigation of reflection, refraction, and diffraction of pulsed optical beams by chiral sculptured thin films

    Geddes, J. B. & Lakhtakia, A., Aug 15 2005, In : Optics Communications. 252, 4-6, p. 307-320 14 p.

    Research output: Contribution to journalArticle

    Refraction
    refraction
    Diffraction
    Thin films
    thin films
    1 Citation (Scopus)

    On contact lithography of high-aspect-ratio features with incoherent broadband ultraviolet illumination

    Wang, F., Weaver, K. E., Lakhtakia, A. & Horn, M. W., Jan 1 2005, In : Microelectronic Engineering. 77, 1, p. 55-57 3 p.

    Research output: Contribution to journalArticle

    Photoresists
    high aspect ratio
    photoresists
    Lithography
    Aspect ratio
    14 Citations (Scopus)

    On one- and two-dimensional electromagnetic band gap structures in rectangular waveguides at microwave frequencies

    Gómez, Á., Vegas, A., Solano, M. A. & Lakhtakia, A., Jul 1 2005, In : Electromagnetics. 25, 5, p. 437-460 24 p.

    Research output: Contribution to journalArticle

    Rectangular waveguides
    rectangular waveguides
    Microwave frequencies
    microwave frequencies
    Energy gap
    4 Citations (Scopus)

    On Onsager relations and linear electromagnetic materials

    Lakhtakia, A. & Depine, R. A., May 30 2005, In : AEU - International Journal of Electronics and Communications. 59, 2, p. 101-104 4 p.

    Research output: Contribution to journalArticle

    Constitutive equations
    20 Citations (Scopus)
    Twist
    Liquid Crystal
    Liquid crystals
    Crossover
    Thin Films
    5 Citations (Scopus)

    Reply to 'comment on 'Towards gravitationally assisted negative refraction of light by vacuum"

    Lakhtakia, A. & Mackay, T. G., Mar 18 2005, In : Journal of Physics A: Mathematical and General. 38, 11, p. 2545-2546 2 p.

    Research output: Contribution to journalArticle

    Negative Refraction
    Refraction
    refraction
    Vacuum
    vacuum
    10 Citations (Scopus)

    Rigorous analysis of guided wave propagation of dielectric electromagnetic band-gaps in a rectangular waveguide

    Solano, M. A., Gómez, Á., Lakhtakia, A. & Vegas, A., Feb 1 2005, In : International Journal of Electronics. 92, 2, p. 117-130 14 p.

    Research output: Contribution to journalArticle

    Rectangular waveguides
    Guided electromagnetic wave propagation
    Wave propagation
    Energy gap
    Scattering
    7 Citations (Scopus)

    Sculptured nematic thin films with periodically modulated tilt angle as rugate filters

    Polo, J. A. & Lakhtakia, A., Jul 1 2005, In : Optics Communications. 251, 1-3, p. 10-22 13 p.

    Research output: Contribution to journalArticle

    filters
    Thin films
    thin films
    dyadics
    Light polarization
    9 Citations (Scopus)

    Size-dependent Bruggeman approach for dielectric-magnetic composite materials

    Lakhtakia, A. & MacKay, T. G., Sep 15 2005, In : AEU - International Journal of Electronics and Communications. 59, 6, p. 348-351 4 p.

    Research output: Contribution to journalArticle

    Magnetic materials
    Magnetic couplings
    Composite materials
    Permittivity
    2 Citations (Scopus)

    Strong coupling of a surface-relief dielectric grating to a structurally chiral volume grating

    McIlroy, J. P., McCall, M. W., Lakhtakia, A. & Hodgkinson, I. J., Aug 17 2005, In : Optik. 116, 7, p. 311-324 14 p.

    Research output: Contribution to journalArticle

    gratings
    Light polarization
    Composite structures
    Wave transmission
    Birefringence
    14 Citations (Scopus)

    Structurally perturbed chiral Bragg reflectors for elliptically polarized light

    Hodgkinson, I., Wu, Q. H., De Silva, L., Arnold, M., Lakhtakia, A. & McCall, M., Oct 1 2005, In : Optics Letters. 30, 19, p. 2629-2631 3 p.

    Research output: Contribution to journalArticle

    Bragg reflectors
    polarized light
    linear polarization
    composite materials
    simulation
    8 Citations (Scopus)

    Third method for generation of spectral holes in chiral sculptured thin films

    Wang, F. & Lakhtakia, A., Jun 1 2005, In : Optics Communications. 250, 1-3, p. 105-110 6 p.

    Research output: Contribution to journalArticle

    Thin films
    handedness
    Defects
    Circular polarization
    defects
    2004
    69 Citations (Scopus)

    A limitation of the Bruggeman formalism for homogenization

    Mackay, T. G. & Lakhtakia, A., Apr 15 2004, In : Optics Communications. 234, 1-6, p. 35-42 8 p.

    Research output: Contribution to journalArticle

    homogenizing
    Permittivity
    formalism
    estimates
    permittivity
    52 Citations (Scopus)

    Ambichiral, equichiral and finely chiral layered structures

    Hodgkinson, I. J., Lakhtakia, A., Wu, Q. H., De Silva, L. & McCall, M. W., Sep 15 2004, In : Optics Communications. 239, 4-6, p. 353-358 6 p.

    Research output: Contribution to journalArticle

    Circular polarization
    circular polarization
    Cholesteric liquid crystals
    liquid crystals
    Thin films
    203 Citations (Scopus)

    A new condition to identify isotropic dielectric-magnetic materials displaying negative phase velocity

    Depine, R. A. & Lakhtakia, A., May 20 2004, In : Microwave and Optical Technology Letters. 41, 4, p. 315-316 2 p.

    Research output: Contribution to journalArticle

    Phase velocity
    Magnetic materials
    Wave equations
    magnetic materials
    phase velocity
    60 Citations (Scopus)

    Blending of nanoscale and microscale in uniform large-area sculptured thin-film architectures

    Horn, M. W., Pickett, M. D., Messier, R. & Lakhtakia, A., Mar 1 2004, In : Nanotechnology. 15, 3, p. 303-310 8 p.

    Research output: Contribution to journalArticle

    Nanowires
    Thin films
    Silicon
    Photoresists
    Electron beams
    3 Citations (Scopus)
    Metamaterials
    Permittivity
    magnetic materials
    Permeability
    resonant frequencies
    30 Citations (Scopus)

    Comparison of two methods for oblique propagation in helicoidal bianisotropic mediums

    Polo, J. A. & Lakhtakia, A., Feb 1 2004, In : Optics Communications. 230, 4-6, p. 369-386 18 p.

    Research output: Contribution to journalArticle

    Smectic liquid crystals
    Computational efficiency
    homogeneity
    Lighting
    Thin films
    10 Citations (Scopus)
    Electromagnetism
    conjugation
    Tensors
    permeability
    Permittivity
    14 Citations (Scopus)

    Correlation length facilitates Voigt wave propagation

    Mackay, T. G. & Lakhtakia, A., Jan 1 2004, In : Waves Random Media. 14, 1, p. L1-L11

    Research output: Contribution to journalArticle

    Wave propagation
    wave propagation
    fluctuation theory
    composite materials
    propagation
    22 Citations (Scopus)

    Counterposed phase velocity and energy-transport velocity vectors in a dielectric-magnetic uniaxial medium

    Lakhtakia, A. & McCall, M. W., Jan 1 2004, In : Optik. 115, 1, p. 28-30 3 p.

    Research output: Contribution to journalArticle

    Phase velocity
    phase velocity
    plane waves
    energy
    14 Citations (Scopus)

    Design of wideband circular-polarization filters made of chiral sculptured thin films

    Chiadini, F. & Lakhtakia, A., Jul 20 2004, In : Microwave and Optical Technology Letters. 42, 2, p. 135-138 4 p.

    Research output: Contribution to journalArticle

    Thin film devices
    Circular polarization
    Composite films
    circular polarization
    broadband
    10 Citations (Scopus)

    Enhanced group velocity in metamaterials

    Mackay, T. G. & Lakhtakia, A., Jan 9 2004, In : Journal of Physics A: Mathematical and General. 37, 1, p. L19-L24

    Research output: Contribution to journalArticle

    Group Velocity
    Metamaterials
    group velocity
    Composite Media
    Refractive Index
    14 Citations (Scopus)

    Explicit expressions for spectral remittances of axially excited chiral sculptured thin films

    McCall, M. W. & Lakhtakia, A., Jan 1 2004, In : Journal of Modern Optics. 51, 1, p. 111-127 17 p.

    Research output: Contribution to journalArticle

    handedness
    thin films
    reversing
    preserving
    plane waves
    14 Citations (Scopus)

    Extension of Hodgkinson's model for optical characterization of columnar thin films

    Chiadini, F. & Lakhtakia, A., Jul 5 2004, In : Microwave and Optical Technology Letters. 42, 1, p. 72-73 2 p.

    Research output: Contribution to journalArticle

    Refractive index
    refractivity
    Thin films
    thin films
    incidence
    20 Citations (Scopus)

    Gaussian model for refractive indexes of columnar thin films and Bragg multilayers

    Chiadini, F. & Lakhtakia, A., Feb 15 2004, In : Optics Communications. 231, 1-6, p. 257-261 5 p.

    Research output: Contribution to journalArticle

    Refractive index
    Multilayers
    refractivity
    Thin films
    thin films
    12 Citations (Scopus)

    Infinite phase velocity as the boundary between positive and negative phase velocities

    Lakhtakia, A. & Mackay, T. G., May 5 2004, In : Microwave and Optical Technology Letters. 41, 3, p. 165-166 2 p.

    Research output: Contribution to journalArticle

    Phase velocity
    phase velocity
    30 Citations (Scopus)

    Lateral shifts of optical beams on reflection by slanted chiral sculptured thin films

    Wang, F. & Lakhtakia, A., May 1 2004, In : Optics Communications. 235, 1-3, p. 107-132 26 p.

    Research output: Contribution to journalArticle

    Thin films
    shift
    thin films
    Gaussian beams
    Diffraction