Showing 81 - 95 results of 95 for search '((((pina OR bina) OR sainal) OR spina) OR (((ming OR pink) OR (rings OR ring)) OR ling))', query time: 0.06s Refine Results
  1. 81

    A multi-beam circularly polarised Fabry-Perot resonator antenna array using SIW for X-Band applications by Khajeh Mohammad Lou, Reza, Aribi, Tohid, Sedghi, Tohid, Virdee, Bal Singh

    Published 2025
    “…This paper presents a novel multi-layer beamforming antenna array based on Fabry-Perot resonator that is excited by a high performance compact 4 × 4 Butler matrix using substrate integrated waveguide SIW) technology for X-band application. The adapted ring patch antenna is fed through the aperture on a rectangular SIW cavity and forms the radiating element in the antenna array. …”
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    Article
  2. 82
  3. 83

    Synthesis and structural analysis of [alpha]-aminophosphonic acids and their phosphonate ester derivatives by Lee, Rosalind Jane

    Published 1996
    “…The effects of the aromatic ring currents exerted by the extended aromatic substituents were investigated. …”
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    Thesis
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  7. 87

    A comprehensive survey on ‘‘various decoupling mechanisms with focus on metamaterial and metasurface principles applicable to SAR and MIMO antenna systems’’ by Alibakhshikenari, Mohammad, Babaeian, Fatemeh, Virdee, Bal Singh, Aïssa, Sonia, Azpilicueta, Leyre, See, Chan, Althuwayb, Ayman Abdulhadi, Huynen, Isabelle, Abd-Alhameed, Raed, Falcone, Francisco, Limiti, Ernesto

    Published 2020
    “…Such techniques include the use of defected ground structure (DGS), parasitic or slot element, dielectric resonator antenna (DRA), complementary split-ring resonators (CSRR), decoupling networks, P.I.N or varactor diodes, electromagnetic bandgap (EBG) structures, etc. …”
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    Article
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  11. 91

    Studies of 1,2-naphthoquinone mono-oximato complexes by Musa, Yusuf

    Published 1991
    “…The oxidation involved oxidative cleavage of the aromatic ring of catechol by molecular oxygen to give muconic acid anhydride and 2H-pyran-2-one in addition to benzoquinone. …”
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    Thesis
  12. 92

    Novel narrowband microstrip filters for wireless communications systems by Farhat, Mohamad

    Published 2010
    “…The various ‘C-shape’ open-loop ring resonators were developed and fabricated, namely ‘Embedded-Square’ and ‘Embedded-Triangle’ resonators, exhibited a quasielliptic function bandpass filter response free from spurii across an ultra-wide bandwidth. …”
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  13. 93
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    Studies of complexes derived from 5-acetylamino-1,2-benzoquinone 2-oxime and related ligands by Barjesteh, Hengameh.

    Published 1991
    “…For all complexes i.r. studies indicate the involvement of the ring CO in bonding. Their electronic spectra show strong absorption in the u.v. region which tails into the visible but d - d transitions have been clearly Identified for Ni(5-Acqo)2.6H20 and Mn(5-Acqo)3 .H20. …”
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    Thesis
  15. 95

    Aligning internal market orientation (IMO) with market orientation (MO) to impact performance in the banking sector in Ghana by Kutu-Adu, Solomon Gladstone

    Published 2017
    “…The pioneering studies of Lings and Greenley on internal market orientation (IMO) in the 2000s and that of Kohli and Jaworski experience enormous investigation empirically. …”
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    Thesis