Akhlesh Lakhtakia

    • 16948 Citations
    • 53 h-Index
    1981 …2020
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    Research Output 1981 2020

    2020

    Analysis of the Rigorous Coupled Wave Approach for s-polarized light in gratings

    Civiletti, B. J., Lakhtakia, A. & Monk, P. B., Apr 1 2020, In : Journal of Computational and Applied Mathematics. 368, 112478.

    Research output: Contribution to journalArticle

    Permittivity
    Light polarization
    Gratings
    Periodicity
    Approximation
    2019

    Artificial neural network to estimate the refractive index of a liquid infiltrating a chiral sculptured thin film

    McAtee, P. D., Bukkapatnam, S. T. S. & Lakhtakia, A., Oct 1 2019, In : Journal of Nanophotonics. 13, 4, 046006.

    Research output: Contribution to journalArticle

    Prisms
    prisms
    Refractive index
    refractivity
    Neural networks
    1 Citation (Scopus)
    Metamaterials
    Resonators
    Polarization
    Permittivity
    Open Access
    United Kingdom
    Graphite
    Guided electromagnetic wave propagation
    Chemical potential
    Graphene
    1 Citation (Scopus)

    Dyakonov–Voigt surface waves

    Mackay, T. G., Zhou, C. & Lakhtakia, A., Aug 1 2019, In : Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences. 475, 2228, 20190317.

    Research output: Contribution to journalArticle

    Open Access
    Surface Waves
    Surface waves
    surface waves
    Anisotropic media
    anisotropic media
    1 Citation (Scopus)

    Effect of chemical potential on Dyakonov-Tamm waves guided by a graphene-coated structurally chiral medium

    Chiadini, F., Scaglione, A., Fiumara, V., Shuba, M. V. & Lakhtakia, A., Apr 12 2019, In : Journal of Optics (United Kingdom). 21, 5, 055002.

    Research output: Contribution to journalArticle

    Graphite
    Guided electromagnetic wave propagation
    Chemical potential
    Graphene
    graphene
    1 Citation (Scopus)
    Thin films
    Electric potential
    Capacitance
    Electric space charge
    Leakage currents

    Efficiency enhancement of ultrathin CIGS solar cells by optimal bandgap grading

    Ahmad, F., Anderson, T. H., Monk, P. B. & Lakhtakia, A., Aug 1 2019, In : Applied Optics. 58, 22, p. 6067-6078 12 p.

    Research output: Contribution to journalArticle

    Solar cells
    Energy gap
    solar cells
    augmentation
    Open circuit voltage

    Electrostatic and thermal control of Dyakonov-Tamm waves guided by a graphene-coated structurally chiral medium

    Chiadini, F., Fiumara, V., Scaglione, A. & Lakhtakia, A., Sep 2019, Proceedings of the 2019 21st International Conference on Electromagnetics in Advanced Applications, ICEAA 2019. Institute of Electrical and Electronics Engineers Inc., p. 237-241 5 p. 8879133. (Proceedings of the 2019 21st International Conference on Electromagnetics in Advanced Applications, ICEAA 2019).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Chiral Media
    Thermal Control
    Guided Waves
    Guided electromagnetic wave propagation
    Graphene

    Enhanced left/right asymmetry in reflection and transmission due to a periodic multilayer of a topological insulator and an anisotropic dielectric material

    Chiadini, F., Fiumara, V., Lakhtakia, A. & Scaglione, A., Mar 1 2019, In : Applied Optics. 58, 7, p. 1724-1732 9 p.

    Research output: Contribution to journalArticle

    Multilayers
    asymmetry
    insulators
    Physical vapor deposition
    vapor deposition
    1 Citation (Scopus)

    Exorcizing ghost waves

    Mackay, T. G. & Lakhtakia, A., Sep 2019, In : Optik. 192, 162926.

    Research output: Contribution to journalArticle

    Evanescent fields
    ghosts
    Electromagnetic waves
    electromagnetism
    plane waves

    Hybrid Nanostructured Porous Silicon-Silver Layers for Wideband Optical Absorption

    Martín-Palma, R. J., McAtee, P. D., Ramadan, R. & Lakhtakia, A., Dec 1 2019, In : Scientific reports. 9, 1, 7291.

    Research output: Contribution to journalArticle

    Open Access
    Silicon
    Silver
    Light
    Optics and Photonics
    Nanostructures

    Information Transfer by Near-Infrared Surface-Plasmon-Polariton Waves on Silver/Silicon Interfaces

    Agrahari, R., Lakhtakia, A. & Jain, P. K., Dec 1 2019, In : Scientific reports. 9, 1, 12095.

    Research output: Contribution to journalArticle

    Open Access
    Silicon
    Silver
    Air
    Semiconductors
    Equipment and Supplies

    Long-wavelength infrared characteristics of multifunctional microfibrous thin films of Parylene C

    Chandraprakash, C., Venugopal, V. C., Lakhtakia, A. & Awadelkarim, O. O., Sep 1 2019, In : Microwave and Optical Technology Letters. 61, 9, p. 2206-2209 4 p.

    Research output: Contribution to journalArticle

    Notch filters
    Circular polarization
    Photonic crystals
    Photonics
    bandstop filters

    On Dyakonov–Voigt surface waves guided by the planar interface of dissipative materials

    Zhou, C., Mackay, T. G. & Lakhtakia, A., Jan 1 2019, In : Journal of the Optical Society of America B: Optical Physics. 36, 11, p. 3218-3225 8 p.

    Research output: Contribution to journalArticle

    surface waves
    permittivity
    dyadics
    phase velocity
    boundary value problems

    Optics with complex materials and (sub)nanostructures: Introduction

    Lakhtakia, A., Gordon, R., Mackay, T. G. & Martin, O. J. F., Jan 1 2019, In : Journal of the Optical Society of America B: Optical Physics. 36, 8, p. OCM1

    Research output: Contribution to journalEditorial

    optics
    1 Citation (Scopus)

    Parylene C as a multifunctional insulator for all-organic flexible electronics

    Khawaji, I. H., Awadelkarim, O. O. & Lakhtakia, A., Jan 1 2019, Behavior and Mechanics of Multifunctional Materials XIII. Naguib, H. E. (ed.). SPIE, 1096813. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 10968).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Flexible electronics
    Leakage Current
    Insulator
    Leakage currents
    Thin Films

    Pixelated metasurfaces for terahertz absorption and polarization conversion

    Rai, S., Bhattacharyya, S. & Lakhtakia, A., Mar 1 2019, 2019 URSI Asia-Pacific Radio Science Conference, AP-RASC 2019. Institute of Electrical and Electronics Engineers Inc., 8738754. (2019 URSI Asia-Pacific Radio Science Conference, AP-RASC 2019).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    polarizers
    absorbers
    antennas
    Spectroscopy
    Polarization
    1 Citation (Scopus)

    Pixel-based metaatom design of graphene-metasurface absorber for terahertz waves

    Kumar, P., Lakhtakia, A. & Jain, P. K., Jan 1 2019, Terahertz, RF, Millimeter, and Submillimeter-Wave Technology and Applications XII. Sadwick, L. P. & Yang, T. (eds.). SPIE, 109171V. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 10917).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Terahertz waves
    Graphite
    Graphene
    Absorber
    absorbers

    Planewave response of a simple Lorentz-nonreciprocal medium with magnetoelectric gyrotropy

    Lakhtakia, A., Apr 2019, In : Optik. 182, p. 372-381 10 p.

    Research output: Contribution to journalArticle

    asymmetry
    half spaces
    slabs
    plane waves
    wave scattering
    ellipsoids
    magnetic materials
    plane waves
    spherical waves

    Planewave scattering by topologically insulating surface states on a spherical surface

    Faryad, M. & Lakhtakia, A., Jan 10 2019, 2018 IEEE Antennas and Propagation Society International Symposium and USNC/URSI National Radio Science Meeting, APSURSI 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 2411-2412 2 p. 8608562. (2018 IEEE Antennas and Propagation Society International Symposium and USNC/URSI National Radio Science Meeting, APSURSI 2018 - Proceedings).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Surface states
    Scattering
    scattering
    electrical impedance
    conduction
    polaritons
    wave propagation
    propagation
    quadrants
    exponential functions
    2 Citations (Scopus)

    Surface waves with negative phase velocity supported by temperature-dependent hyperbolic materials

    Mackay, T. G. & Lakhtakia, A., Jul 10 2019, In : Journal of Optics (United Kingdom). 21, 8, 085103.

    Research output: Contribution to journalArticle

    Open Access
    Phase velocity
    phase velocity
    Surface waves
    surface waves
    propagation
    5 Citations (Scopus)

    Toward Information Transfer Around a Concave Corner by a Surface-Plasmon-Polariton Wave

    Agrahari, R., Jain, P. K. & Lakhtakia, A., Feb 2019, In : IEEE Photonics Journal. 11, 1, 8556458.

    Research output: Contribution to journalArticle

    information transfer
    polaritons
    Optical interconnects
    Air
    Metals

    Towards biomimetic red solar cells

    Lenau, T., Ahmad, F. & Lakhtakia, A., Jan 1 2019, Bioinspiration, Biomimetics, and Bioreplication IX. Martin-Palma, R. J., Knez, M. & Lakhtakia, A. (eds.). SPIE, 109650E. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 10965).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    biomimetics
    Biomimetics
    Solar Cells
    Solar cells
    solar cells

    Transfer of information using surface-plasmon-polariton waves

    Agrahari, R., Lakhtakia, A. & Jain, P. K., Jan 1 2019, Optical Interconnects XIX. Schroder, H. & Chen, R. T. (eds.). SPIE, 109240R. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 10924).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Surface Plasmon Polariton
    polaritons
    Interconnect
    Metals
    Optical Interconnects
    2018
    1 Citation (Scopus)

    Artificial neural network to predict the refractive index of a liquid infiltrating a chiral sculptured thin film

    McAtee, P. D., Bukkapatnam, S. T. S. & Lakhtakia, A., Jan 1 2018, Biosensing and Nanomedicine XI. Agahi, M. H., Razeghi, M., Mohseni, H. & Agahi, M. H. (eds.). SPIE, Vol. 10728. 107280G

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Prism
    Prisms
    Refractive Index
    prisms
    Artificial Neural Network
    3 Citations (Scopus)

    Bicontrollable terahertz metasurface with subwavelength scattering elements of two different materials

    Chiadini, F. & Lakhtakia, A., Jan 10 2018, In : Applied Optics. 57, 2, p. 189-196 8 p.

    Research output: Contribution to journalArticle

    magnetostatic fields
    Magnetostatics
    Scattering
    pixels
    scattering
    1 Citation (Scopus)

    Bioreplication for optical applications

    Martín-Palma, R. J. & Lakhtakia, A., Jun 1 2018, In : MRS Communications. 8, 2, p. 220-225 6 p.

    Research output: Contribution to journalArticle

    Pest control
    Electroforming
    Stamping
    Light sources
    Casting

    Bragg supermirrors and polarization-state-dependent attenuation and amplification

    MacKay, T. G., Vepachedu, V. & Lakhtakia, A., Jan 1 2018, Nanostructured Thin Films XI. Mackay, T. G. & Lakhtakia, A. (eds.). SPIE, Vol. 10731. 107310A

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Amplification
    Attenuation
    Thin Films
    Polarization
    attenuation
    4 Citations (Scopus)

    Bragg supermirror with polarization-dependent amplification of reflected light

    Vepachedu, V., Mackay, T. G. & Lakhtakia, A., Oct 15 2018, In : Optics Communications. 425, p. 58-63 6 p.

    Research output: Contribution to journalArticle

    linear polarization
    Amplification
    Polarization
    polarization
    thin films
    7 Citations (Scopus)

    Characteristic Attributes of Multiple Cascaded Terahertz Metasurfaces with Magnetically Tunable Subwavelength Resonators

    Serebryannikov, A. E., Lakhtakia, A. & Ozbay, E., Mar 2018, In : Annalen der Physik. 530, 3, 1700252.

    Research output: Contribution to journalArticle

    magnetostatic fields
    resonators
    spacers
    plane waves
    configurations

    Chiral sculptured thin films as circular Bragg supermirrors

    MacKay, T. G. & Lakhtakia, A., Jan 1 2018, Nanostructured Thin Films XI. Mackay, T. G. & Lakhtakia, A. (eds.). SPIE, 107310R. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 10731).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Thin Films
    Circular Polarization
    Circular polarization
    Thin films
    circular polarization
    4 Citations (Scopus)

    Chiral sculptured thin films for circular polarization of mid-wavelength infrared light

    Vepachedu, V. & Lakhtakia, A., Aug 1 2018, In : Applied Optics. 57, 22, p. 6410-6416 7 p.

    Research output: Contribution to journalArticle

    Circular polarization
    circular polarization
    Infrared radiation
    Thin films
    Wavelength
    2 Citations (Scopus)

    Circular Bragg supermirror

    Mackay, T. G. & Lakhtakia, A., Apr 1 2018, In : Journal of Nanophotonics. 12, 2, 026015.

    Research output: Contribution to journalArticle

    Circular polarization
    circular polarization
    Thin films
    thin films
    Nanowires

    Coupled spectral-hybridizable-discontinuous-Galerkin modeling of thin-film photovoltaic solar cells

    Anderson, T. H., Civiletti, B. J., Monk, P. B. & Lakhtakia, A., Jan 1 2018, New Concepts in Solar and Thermal Radiation Conversion and Reliability. Munday, J. N., Kempe, M. D. & Bermel, P. (eds.). SPIE, 107590X. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 10759).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Discontinuous Galerkin
    Solar Cells
    Thin Films
    Solar cells
    solar cells
    3 Citations (Scopus)
    Dichroism
    dichroism
    transmittance
    incidence
    occurrences
    5 Citations (Scopus)

    Information carried by a surface-plasmon-polariton wave across a gap

    Agrahari, R., Lakhtakia, A. & Jain, P. K., Aug 7 2018, In : Journal of Applied Physics. 124, 5, 053104.

    Research output: Contribution to journalArticle

    polaritons
    optical interconnects
    pulses
    metals
    air

    Metasurfaces with thermal hysteresis

    Clemente-Arenas, M., Urbina, J. & Lakhtakia, A., Nov 1 2018, Proceedings of the 2018 20th International Conference on Electromagnetics in Advanced Applications, ICEAA 2018. Institute of Electrical and Electronics Engineers Inc., p. 296-298 3 p. 8520495. (Proceedings of the 2018 20th International Conference on Electromagnetics in Advanced Applications, ICEAA 2018).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Hysteresis
    hysteresis
    range (extremes)
    rutile
    Temperature
    8 Citations (Scopus)

    On optical-absorption peaks in a nonhomogeneous thin-film solar cell with a two-dimensional periodically corrugated metallic backreflector

    Ahmad, F., Anderson, T. H., Civiletti, B. J., Monk, P. B. & Lakhtakia, A., Jan 1 2018, In : Journal of Nanophotonics. 12, 1, 016017.

    Research output: Contribution to journalArticle

    absorptance
    Guided electromagnetic wave propagation
    Light absorption
    optical absorption
    solar cells
    6 Citations (Scopus)

    Optimization approach for optical absorption in three-dimensional structures including solar cells

    Civiletti, B. J., Anderson, T. H., Ahmad, F., Monk, P. B. & Lakhtakia, A., May 1 2018, In : Optical Engineering. 57, 5, 057101.

    Research output: Contribution to journalArticle

    Light absorption
    Solar cells
    Energy gap
    optical absorption
    solar cells
    3 Citations (Scopus)

    Optimization of light trapping in ultrathin nonhomogeneous CuIn1-ξGaξSe2 solar cell backed by 1D periodically corrugated backreflector

    Ahmad, F., Anderson, T. H., Monk, P. B. & Lakhtakia, A., Jan 1 2018, Nanostructured Thin Films XI. Mackay, T. G. & Lakhtakia, A. (eds.). SPIE, 107310L. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 10731).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Solar Cells
    Trapping
    Solar cells
    solar cells
    trapping
    2 Citations (Scopus)

    Optimization of nonhomogeneous indium-galliumnitride Schottky-barrier thin-film solar cells

    Anderson, T. H., Lakhtakia, A. & Monk, P. B., Jul 1 2018, In : Journal of Photonics for Energy. 8, 3, 034501.

    Research output: Contribution to journalArticle

    Indium
    indium
    Solar cells
    solar cells
    optimization
    4 Citations (Scopus)
    wave scattering
    ellipsoids
    plane waves
    Scattering
    dyadics
    2 Citations (Scopus)

    Polymer Surface Textured with Nanowire Bundles to Repel High-Speed Water Drops

    Li, Y. P., Li, X. Y., Zhu, X. P., Lei, M. K. & Lakhtakia, A., May 22 2018, In : Langmuir. 34, 20, p. 5871-5879 9 p.

    Research output: Contribution to journalArticle

    bundles
    Nanowires
    voids
    Polymers
    nanowires
    3 Citations (Scopus)
    Scattering
    scattering
    Forward scattering
    incidence
    forward scattering

    Scattering characteristics of relativistically moving concentrically layered spheres

    Garner, T. J., Lakhtakia, A., Breakall, J. K. & Bohren, C. F., Feb 6 2018, In : Physics Letters, Section A: General, Atomic and Solid State Physics. 382, 5, p. 362-366 5 p.

    Research output: Contribution to journalArticle

    extinction
    scattering
    cross sections
    olivine
    shift