-
121
Synthesis and structural studies of some metal complexes of tetraaza macrocyclic ligands
Published 1993“…A series of dibenzo macrocyclic tetraamine ligands with 14-, 15-, 16-, 17- and 19-membered inner great lings (L14 to L15) has been synthesized to investigate the effect of ring size variation on their complexation behaviour with the metal-ions, Ni(Il), Zn(ll) and Cd(II).…”
Get full text
Thesis -
122
Untitled (Publicity notice board)
Get full text
Photograph -
123
The effect of tides and vessel parameters of fishing boat generated waves
Published 2023Get full text
Thesis -
124
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. …”
Get full text
Conference or Workshop Item -
125
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). …”
Get full text
Book Section -
126
Geometric method for global stability and repulsion in Kolmogorov systems
Published 2018“…Geometric method is developed by using the relative positions of the upper and lower planes of the nullcline surfaces for global asymptotic stability of an interior or a boundary equilibrium point. …”
Get full text
Article -
127
Geometric method for global stability of discrete population models
Published 2020“…Criteria are established for global attraction of an interior or a boundary fixed point by a geometric method utilising the relative position of these nullcline planes only, independent of the growth rate function. …”
Get full text
Article -
128
Aligning internal market orientation (IMO) with market orientation (MO) to impact performance in the banking sector in Ghana
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. …”
Get full text
Thesis -
129
Dual-Band RFID Tag Antenna Based on the Hilbert-Curve Fractal for HF and UHF Applications
Published 2016“…The radiation characteristics of the RFID tag is quasi-omnidirectional in its two orthogonal planes. Impedance matching circuits for the HF/UHF dual-band RFID tag are designed for optimal power transfer with the microchip. …”
Get full text
Article -
130
Wideband Planar Array Antenna Based on SCRLH-TL for Airborne Synthetic Aperture Radar Application
Published 2018“…The antenna’s beamwidth in azimuth and elevation planes vary between 60° and 120° across its operational frequency range from 300 MHz to 4.15 GHz. …”
Get full text
Article -
131
Hexa-band planar antenna with asymmetric fork-shaped radiators for multiband and broadband communication applications
Published 2016“…The proposed antenna essentially radiates omnidirectionally in both the E and H planes with a peak gain of 5.27 dBi and efficiency of 81.3% at 4.85 GHz. …”
Get full text
Article -
132
-
133