DSpace Repository

Dr Sikha Simon K

Dr Sikha Simon K

 

Recent Submissions

  • Breaking the Diffraction Limit Manifold Using Specially Designed Metamaterial Split Ring Resonator 
    Bindu, Cherala; Simon, Sikha K.; Sebastian, Anju; Aswathi, Panattil V.; Joseph, Dona; Andrews, Jolly; Joseph, Vallikkavumkal P. (Progress In Electromagnetics Research Journals, 2021-01)
    A novel and efficient method to overcome the barriers of conventional diffraction limit using a specially designed metamaterial Split Ring Resonator (SRR) structure as an imaging sensor at microwave frequency is proposed. ...
  • Wide Band Microwave Absorber using Flexible Broadside Coupled Split Ring Resonator Metamaterial Structure 
    Umadevi, K. S; Simon, Sikha K.; Chakyar, Sreedevi P.; Andrews, Jolly; Joseph, V. P. (IEEE Xplore, 2019-11-14)
    This paper proposes a wide band microwave absorber in a bulk form realized using a Broad Side Coupled Split Ring Resonator (BCSRR) metamaterial structural units fabricated in a novel way which possesses structural flexibility ...
  • Enhancing the resolution in imaging using folded metamaterial split ring resonator structure at microwave frequencies 
    Bindu, C.; Chakyar, Sreedevi P.; Sebastian, Anju; Simon, Sikha K.; Jose, Jovia; Paul, Nees; Umadevi, K. S.; Kizhakooden, Joe; Andrews, Jolly; Joseph, V. P. (AIP Publishing, 2019-10-19)
    A novel and better resolution topology for reducing the sensing area of conventional Split Ring Resonator (SRR) metamaterial structure is proposed. The conventional planar SRR structure is fabricated on a thin flexible ...
  • Microwave absorption properties of flexible zinc oxide sheet 
    Paul, Nees; Jimmy, Janet; Chakyar, Sreedevi P; Simon, Sikha K; Kizhakooden, Joe; Bindu, C; Sebastian, Anju; Umadevi, KS; Jose, Jovia; Andrews, Jolly; Joseph, VP (American Institute of Physics Inc., 2019-10-29)
    This paper presents the fabrication and microwave absorption properties of low-cost flexible light-weight zinc oxide (ZnO) sheet. The elastomers, films and foams used as microwave absorbers are made of lossy materials ...
  • Scattering from artificial plasma cylinder using nonstandard FDTD 
    Jose, Jovia; Simo, Sikha K; Sebastian, Anju; Chakyar, Sreedevi P; Kizhakooden, Joe; Paul, Nees; Bindu, C; Umadevi, KS; Andrews, Jolly; Joseph, VP (American Institute of Physics Inc., 2019-10-29)
    This paper implements Nonstandard Finite Difference Time Domain (NS-FDTD) method to analyses the scattering effect of electromagnetic wave by an artificial plasma cylinder. This NS-FDTD which requires less iteration time ...
  • Broadside coupled split ring resonator based multiband monopole patch antenna for wireless communication applications 
    Kizhakooden, Joe; Jose, Jovia; Paul, Nees; Chakyar, Sreedevi P; Sebastian, Anju; Simon, Sikha K; Umadevi, KS; Bindu, C; Andrews, Jolly; Joseph, VP (American Institute of Physics Inc., 2019-10-29)
    The present work reports the development of a multiband monopole patch antenna by utilizing Broadside Coupled Split Ring Resonator (BCSRR) units. This antenna makes use of the resonant property of metamaterial BCSRR units ...
  • Non - destructive method for thickness measurement of dielectric films using metamaterial resonator 
    Sebastian, Anju; Davis, Denet; Simon, Sikha K; Chakyar, Sreedevi P; Jose, Jovia; Kizhakooden, Joe; Paul, Nees; Bindu, C; Joseph, VP; Andrews, Jolly (American Institute of Physics Inc., 2019-10-29)
    This paper describes an efficient method for the precise measurement of thickness of dielectric films using metamaterial Broadside Coupled Split Ring Resonator (BCSRR). The experimental arrangement is based on the frequency ...
  • Thin Film Metamaterial Split Ring Resonators at Microwave Frequencies 
    Paul, Nees; Cherala, Bindu; Andrews, Jolly; Joseph, VP; Simon, Sikha K. (Institute of Electrical and Electronics Engineers Inc., 2019)
    In this paper we present a metamaterial Split Ring Resonator (SRR) made of thin films of nanometer thickness working in microwave frequencies. Since the thickness of nano-film used for fabricating metamaterial structures ...
  • Interaction of a Sine Wave with an Artificial Negative Permittivity Medium Using Nonstandard FDTD 
    Jose, Jovia; Simon, Sikha K; Kizhakooden, Joe; Sebastian, Anju; Chakyar, Sreedevi P; Cherala, Bindu; Andrews, Jolly; Joseph, VP; Paul, Nees (Electromagnetics Academy, 2019-01)
    This paper presents the realization of Nonstandard Finite Difference Time Domain (NS-FDTD) analysis having high accuracy and low computational cost to a negative permittivity metamaterial wire medium for the first time. A ...
  • Metamaterial inspired featherlight artificial plasma horn antenna for astronomical and communication applications 
    Kizhakooden, Joe; Jose, Jovia; Paul, Nees; Simon, Sikha K; Chakyar, Sreedevi P; Andrews, Jolly; Joseph, VP (Wiley Online Library, 2018-12-09)
    In this article, we introduce a novel type of horn antenna constructed using artificial plasma sheets. This metamaterial inspired negative permittivity antenna fabricated using thin metallic wires in a specialized manner ...
  • Humidity Sensitive Flexible Microwave Absorbing Sheet Using Polyaniline–Polytetrafluoroethylene Composite 
    Paul, Nees; Chakyar, Sreedevi P; Umadevi, KS; Sikha, Simon K; Kizhakooden, Joe; Andrews, Jolly; Joseph, VP (Springer, 2018-06-22)
    Pelletized or powdered polyaniline composite, a potential candidate for microwave absorbers, was synthesized in the sheet form for the first time, and its absorption characteristics along with structural, electrical and ...