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Biomechanical evaluation and new improvement on ankle external fixator
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Novel concentric hexagonal-shaped RFID tag antenna with T-shaped stub matching
Published 2022“…The rings are excited with a common microstrip feedline. …”
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Metamaterial inspired electromagnetic bandgap filter for ultra-wide stopband screening devices of electromagnetic interference
Published 2023“…The size and gap between the slit-rings dictate the magnitude of the reactive loading. …”
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Low-loss paper-substrate triple-band-frequency reconfigurable microstrip antenna for sub-7 GHz applications
Published 2023“…In this paper, a low-cost resin-coated commercial-photo-paper substrate is used to design a printed reconfigurable multiband antenna. The two PIN diodes are used mainly to redistribute the surface current that provides reconfigurable properties to the proposed antenna. …”
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A Qucs/QucsStudio swept parameter technique for statistical circuit simulation
Published 2013“…Qucs and QucsStudio open source circuit simulators have a wealth of built in swept data features, including facilities for linear and logarithmic scans of simulation variables and for setting component values and device parameters. …”
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Global China
Published 2022“…The project entitled Global China has already blossomed in several areas, ranging from the global expansion of Alibaba (Shen 2021) to China–Africa relations (Lee 2017) to China’s regional ambitions, economic development, and critical technology (Chhabra, Doshi, Hass, and Kimball 2021). …”
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The investigation of saccade parallel programming using a novel double-step paradigm: an fMRI study
Published 2018“…Methods: Fifteen participants completed a novel double-step task in a 3T MRI scanner. Anatomical scans (T1 weighted) were acquired for each participant before the functional scans (TR = 1830 ms, TE = 5.5ms, resolution = 256*256, flip angle of 11°, number of slices = 160, field of view = 256*256). …”
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Metasurface for controlling polarization of scattered EM waves
Published 2020“…The dual band metasurface is realized by stacking an array of multiple concentric circular rings. By rotating each array with respect to each other, we can manipulate its impedance at distinct frequencies. …”
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Photonic controlled metasurface for intelligent antenna beam steering applications including 6G mobile communication systems
Published 2023“…The metasurface layer is a lattice pattern of square framed rhombus ring shaped unit-cells that are interconnected by PIN photodiodes. …”
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Measurement and modelling of operational amplifier power supply rejection
Published 1995“…Measured results for 741 and pin-compatible operational amplifiers are tabulated. …”
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3rd order coupled-resonator bandpass filter assisted by Groove Gap-Waveguide technology for 26-GHz radio link diplexer
Published 2025“…Its unit-cells consist of a rectangular metal-pin which is connected to a bottom metal plate and its other side is electromagnetically coupled to a top plate with an air-gap of approximately λ/4 that creates a bandgap, preventing unwanted electromagnetic-wave propagation. …”
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High performance on-chip array antenna for terahertz integrated circuits
Published 2019“…The sub-antennas are constructed from interconnected dual-rings. Also, the sub-antennas are interconnected to each other. …”
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Electronically reconfigurable and conformal triband antenna for wireless communications systems and portable devices
Published 2022“…This is achieved by connecting two open-ended stubs to a modified triangular patch radiator using PIN diodes. The antenna’s performance was optimized using a 3D electromagnetic solver and its performance was verified through measurements. …”
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A Novel MIMO antenna integrated with a solar panel and employing AI-equalization for 5G wireless communication networks
Published 2024“…We demonstrate that the directivity of this antenna array can be precisely electronically reconfigured using PIN diode switches. Additionally, we show the feasibility of integrating solar panels with the proposed MIMO antenna array. …”
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A comprehensive survey on ‘‘various decoupling mechanisms with focus on metamaterial and metasurface principles applicable to SAR and MIMO antenna systems’’
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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The synthesis and pharmacology of gamma-aminobutyric acid receptor mimetics
Published 1981“…These studies revealed that the class of GABA agonist, in which the amino groups are incorporated into six-membered rings exhibit an unexpected variety of activities with respect to their ability to inhibit 3H-GABA binding; their affinity for GABA uptake sites and their interaction with the coupled GABA/benzodiazepine sites.…”
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Tetraazamacrocyclic ligands and their copper complexes
Published 1982“…For the 15-membered macrocycle, 18,19,20,21-tetrahydro-17-H-tribenzo(f,j,n)(1,5,9,12)tetraazacyclopentadecine, derivatives bearing different substituents in one of the benzene rings were prepared. For the diimine ligands of this type both cationic and neutral copper(II) complexes were isolated and characterised; (the latter type result from loss of anilino protons on complex formation.) …”
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Thesis