[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Tellakula et al., 2004 - Google Patents

Carbon fiber and nanotube based composites with polypyrrole fabric as electromagnetic absorbers

Tellakula et al., 2004

Document ID
93109288519747376
Author
Tellakula R
Varadan V
Shami T
Mathur G
Publication year
Publication venue
Smart materials and structures

External Links

Snippet

In this paper, we present the fabrication and experimental results of impedance-graded composites containing polyurethane, carbon nanotubes, carbon fibers, and microballoons. Polypyrrole (PPy) fabrics having different surface resistances were used along with these …
Continue reading at iopscience.iop.org (other versions)

Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QAERIALS
    • H01Q9/00Electrically-short aerials having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04Resonant aerials
    • H01Q9/0407Substantially flat resonant element parallel to ground plane, e.g. patch antenna
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QAERIALS
    • H01Q1/00Details of, or arrangements associated with, aerials
    • H01Q1/36Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • H01Q1/38Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QAERIALS
    • H01Q9/00Electrically-short aerials having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04Resonant aerials
    • H01Q9/16Resonant aerials with feed intermediate between the extremities of the aerial, e.g. centre-fed dipole
    • H01Q9/26Resonant aerials with feed intermediate between the extremities of the aerial, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QAERIALS
    • H01Q9/00Electrically-short aerials having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04Resonant aerials
    • H01Q9/30Resonant aerials with feed to end of elongated active element, e.g. unipole
    • H01Q9/40Element having extended radiating surface
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H01B1/20Conductive material dispersed in non-conductive organic material
    • H01B1/24Conductive material dispersed in non-conductive organic material the conductive material comprising carbon-silicon compounds, carbon or silicon
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H01B1/06Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QAERIALS
    • H01Q15/00Devices for reflection, refraction, diffraction, or polarisation of waves radiated from an aerial, e.g. quasi-optical devices
    • H01Q15/0006Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QAERIALS
    • H01Q15/00Devices for reflection, refraction, diffraction, or polarisation of waves radiated from an aerial, e.g. quasi-optical devices
    • H01Q15/14Reflecting surfaces; Equivalent structures
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H01B1/04Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of carbon-silicon compounds, carbon or silicon

Similar Documents

Publication Publication Date Title
Tellakula et al. Carbon fiber and nanotube based composites with polypyrrole fabric as electromagnetic absorbers
Kim et al. Lightweight nanofibrous EMI shielding nanowebs prepared by electrospinning and metallization
Jayalakshmi et al. Polymer matrix composites as broadband radar absorbing structures for stealth aircrafts
Chakradhary et al. Design of frequency selective surface-based hybrid nanocomposite absorber for stealth applications
Sheokand et al. Transparent broadband metamaterial absorber based on resistive films
Kim et al. PET fabric/polypyrrole composite with high electrical conductivity for EMI shielding
Baskey et al. Metamaterial structure integrated with a dielectric absorber for wideband reduction of antennas radar cross section
Jana et al. Effects of sample thickness and fiber aspect ratio on EMI shielding effectiveness of carbon fiber filled polychloroprene composites in the X-band frequency range
Tang et al. A carbon-fabric/polycarbonate sandwiched film with high tensile and EMI shielding comprehensive properties: An experimental study
Mehdipour et al. Carbon nanotube composites for wideband millimeter-wave antenna applications
EP2909139A2 (en) Graphene nanoplatelets- or graphite nanoplatelets-based nanocomposites for reducing electromagnetic interferences
Nwigboji et al. Microwave absorption properties of multi-walled carbon nanotube (outer diameter 20–30 nm)–epoxy composites from 1 to 26.5 GHz
Kim et al. Intrinsically conducting polymer (ICP) coated aramid fiber reinforced composites for broadband radar absorbing structures (RAS)
Yeswanth et al. Recent developments in RAM based MWCNT composite materials: a short review
Bora et al. Polyvinylbutyral–polyaniline nanocomposite for high microwave absorption efficiency
Jani et al. Tuning of microwave absorption properties and electromagnetic interference (EMI) shielding effectiveness of nanosize conducting black-silicone rubber composites over 8-18 GHz
Choi et al. Radar-absorbing nickel-coated fabric composite for wing-shaped structure in the X-band
Mirzavand et al. Evaluation of one-staged 3-D printed frequency selective surface using carbon-fiber-reinforced thermoplastic composite
Arooj et al. Polymeric Fe3O4 nanoparticle/carbon nanofiber hybrid nanocomposite coatings for improved terahertz shielding
Baek et al. A study on the microwave absorbing honeycomb core embedded with conductive periodic patterned surfaces for the effective dielectric constant
Yang et al. Electromagnetic interference shielding characteristics of carbon nanofiber-polymer composites
Rathi et al. Characterization of PVDF-Gr composite films for electromagnetic interference shielding application
Qing et al. CaCu 3 Ti 4 O 12 particles and MWCNT-filled microwave absorber with improved microwave absorption by FSS incorporation
Sasikumar et al. Electromagnetic interference shielding efficiency enhancement of the PANI-CSA films at broad band frequencies
Amudhu et al. Low-Profile Polymer Composite Radar Absorber Embedded With Frequency Selective Surface