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Metamaterial-inspired antenna array for application in microwave breast imaging systems for tumor detection
Published 2020“…This means that antennas in the array (i) can be closely spaced to accommodate more radiators to achieve higher-resolution imaging scans, and (ii) the imagining scans can be done over a wider frequency range to ascertain better contrast in electrical parameters between malignant tumor-tissue and the surrounding normal breast-tissue to facilitate the detection of breast-tumor. …”
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22
Biomechanical evaluation and new improvement on ankle external fixator
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23
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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24
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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25
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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26
The role and development of the intelligence function in the Nigeria police
Published 2011“…The project concludes by examining some ways the NPF would not only run, but fly on the wings of ILP.…”
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27
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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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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29
No longer fledglings but struggling to fly: peer support workers' experiences of forming an occupational identity within an urban NHS trust: an interpretative phenomenological anal...
Published 2021“…By feeling accomplished at work, being future-orientated and having a solid OI provided participants with the motivation to spread their metaphorical wings and explore the transferability of their skills. …”
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30
Photonic controlled metasurface for intelligent antenna beam steering applications including 6G mobile communication systems
Published 2023“…This paper presents a novel metasurface antenna whose radiation characteristics can be remotely controlled by optical means using PIN photodiodes. The proposed reconfigurable antenna is implemented using a single radiating element to minimize the size and complexity. …”
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31
A review of hijack events by airline employees, with a particular reference to Pilot Suicide Using an Aircraft (PSUA): an analysis of the triggering factors and current mitigation
Published 2020“…When Andreas Lubitz crashed German wings flight 9525 killing all on board, the event refocused public attention on Pilot Suicide Using Aircraft accidents or (PSUA), the term used throughout this thesis. …”
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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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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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Wideband and multiband antennas for multi-configuration mode applications
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38
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Novel opto-electronic and plastic fibre sensors
Published 1998“…The middle POF is coupled to a red LED and emits light onto a flat target with the two outer fibres receiving the reflected light from the target and guiding it to two silicon PIN photodiodes. Theoretical investigations on the behaviour of the sensor are presented for ranges between 0 mm and 100 mm, and for targets with different reflectivities. …”
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40
Characterization and topical delivery of phenylethyl resorcinol
Published 2019“…Methods: PR was characterised using Differential Scanning Calorimetry (DSC), Thermogravimetric Analysis (TGA), and Nuclear Magnetic Resonance (NMR). …”
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