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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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22
Reducing variability, increasing reliability: exploring the psychology of intra- and inter-rater reliability
Published 2006“…In this paper some of the key psychological variables that can potential impinge on examiner reliability will be examined.…”
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23
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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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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Article -
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UK Vietnamese Businesses: Cultural Influences and Intra-cultural Differences
“…However, this study suggests that the ways in which these three factors impinge on business practice vary between the older first generation (the original “boat people”), the UK educated second-generation, and younger more recent immigrants, and is also mediated by sectoral influences, the pressures of the market place and the degree of family involvement in the business. …”
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Other -
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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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Conference or Workshop Item -
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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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Thesis -
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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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Thesis -
33
Untitled (Publicity notice board)
“…Black and white photograph showing three posters pinned to a wall under the sign 'Publicity'. Photographer unknown.…”
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Photograph -
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Metal complexes of oxygen-, nitrogen-, and sulphur-containing macrocyclic ligands; synthetic and structural studies
Published 1992“…In addition, they have impinged on the biomedical field, where they have become likely candidates for therapeutic reagents required for the treatment of metal intoxication, or used as diagnostic agents in the form of radio-labelled macrocycle-conjugated antibodies for better tumor imaging while their specificity and efficacy prove excellent for enzyme modelling. …”
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Thesis -
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Innovative UWB phase shifters using groove gap-waveguide technology inspired by metasurfaces for beamforming networks operating at 100 GHz
Published 2025“…The metasurface features a "bed-of-nails" structure, where metal pins are connected to a bottom layer and spaced <λ/4 from a top plate. …”
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Conference or Workshop Item -
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Intangible heritage and livelihoods : a case study on the heritage of Purulia chhau dance from India
Published 2019“…It informs the manner that macro level policy of safeguarding and development, as well as heterogeneous actors’ interests, increasingly impinges upon the micro level dynamics of intangible heritage creation and management. …”
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Thesis -
37
Metamaterial based ultra-wideband antennas for portable wireless applications
Published 2017“…Various approaches have been reported to reduce the physical size of RF antennas including using high permittivity substrates, shorting pins, reactive components, and more recently, metamaterials (MTM) based on composite right-/left-handed transmission-lines (CRLH-TLs). …”
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