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41
Studies of influence on iron (III) oxide on propagation loss of building materials for 5G wireless communications
Published 2022“…S-parameter measurements at 2.4 GHz frequency band, 3.5 GHz mid-band 5G frequency band and 26 GHz high band 5G frequency band are obtained using Vector Network Analyzer in a fully shielded anechoic chamber using free-space method and waveguide method. …”
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Thesis-Master by Coursework -
42
Sleep monitoring by millimeter wave radar sensor
Published 2022“…Nowadays, elderlies who are living alone may face the potential risk of sudden heart attack, without any surveillance from their children or doctors. …”
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Final Year Project (FYP) -
43
Carbon nanotube fence-wall for radio frequency isolation
Published 2016“…However, there are many challenges faced with the use of such emerging materials, such as difficulty in implementation and effective integration into electronics. …”
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Thesis -
44
Theoretical study of fermi arc plasmons in Weyl semimetals
Published 2018“…In Weyl semimetals, the conduction band and the valence band cross at a single point in reciprocal space called the Weyl point. …”
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Final Year Project (FYP) -
45
Tunable ionic and electronic conduction of lithium nitride via phosphorus and arsenic substitution : a first-principles study
Published 2011“…But a full substitution of P and As results in variation of crystal structure from the space group P6/mmm to P63/mmc, and the energy band gaps of Li3P and Li3As are reduced to 0.72 and 0.65 eV, respectively, in comparison with 1.14 eV of Li3N. …”
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Journal Article -
46
Signal processing for cooperative cognitive radio networks
Published 2017“…In this dissertation, we focus on some possible complexities which may be faced when the CSS has been utilized. By considering them step-by-step, we try to reach a more realistic system model which makes our analyzed CRN more feasible. …”
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Thesis -
47
Search of the early O3 LIGO data for continuous gravitational waves from the Cassiopeia A and Vela Jr. supernova remnants
Published 2024“…No gravitational wave signal is detected in the search band of 20--976 Hz for assumed source ages greater than 300 years for Cas A and greater than 700 years for Vela Jr. …”
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Article -
48
Comparison of Finite Element Methods and Satellite InSAR for Monitoring Deformations of a Large Tailings Dam
Published 2024“…The InSAR data are also insightful in showing relatively uniform lateral deformations occurring over the face of the dam, consistent with the interpreted translational failure mechanism. …”
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Thesis -
49
End-fire surface wave antenna with metasurface coating
Published 2018“…Good radiation pattern and high gain are achieved over a wide frequency band.…”
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Journal Article -
50
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51
Thin 3-D bandpass frequency-selective structure based on folded substrate for conformal radome applications
Published 2021“…The structure thickness is only 0.06λ , where λ is the free-space wavelength at the center frequency of the passband. …”
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Journal Article -
52
Experimental observation of optical Weyl points and Fermi arc-like surface states
Published 2018“…Weyl fermions are hypothetical two-component massless relativistic particles in three-dimensional (3D) space, proposed by Hermann Weyl in 1929. Their band-crossing points, called ‘Weyl points’, carry a topological charge and are therefore highly robust. …”
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Journal Article -
53
Higher-order Dirac semimetal in a photonic crystal
Published 2022“…Numerical results on the band structure show that the designed three-dimensional photonic crystal is able to host two fourfold Dirac points, which are connected in the momentum-space projections via higher-order hinge states localized at the hinge. …”
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Journal Article -
54
TEM image simulation of silicon carbide using multislice technique
Published 2013“…The Crystal Maker programme is a crystal visualization programme that enables us to input space group and lattice parameter in order to obtained the atomic positons of atoms in the specimen.With the atomic positions, the projected atomic potential for each layer in a unit cell can be generated via atompot software [1]. …”
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Final Year Project (FYP) -
55
The bright side and dark side of hybrid organic–inorganic perovskites
Published 2020“…The previously developed bistable amphoteric native defect (BAND) model is used for a comprehensive explanation of the unique photophysical properties and for understanding the remarkable performance of perovskites as photovoltaic materials. …”
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Journal Article -
56
Broadband surface-wave transformation cloak
Published 2015“…Recent advances in transformation optics apply principles of general relativity to curve the space for light, allowing one to match the momentum and phase of light around any disorder as if that disorder were not there. …”
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Journal Article -
57
Visible light communication systems supporting wireless data access and indoor positioning applications
Published 2020“…Compared with OFDM-based SCM (OFDM-SCM), FBMC-SCM is capable of mitigating OOBI and therefore requires much smaller guard band (GB) spacing. Simulations and experimental results verify that our proposed FBMC-SCM can improve the effective bandwidth utilization ratio and enhance the positioning accuracy in the integrated VLCP system, compared with OFDM-SCM. …”
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Thesis-Doctor of Philosophy -
58
Role of ex-situ HfO2 passivation to improve device performance and suppress X-ray-induced degradation characteristics of in-situ Si3N4/AlN/GaN MIS-HEMTs
Published 2025“…Furthermore, due to the generation of chemical vacancies under X-ray, a band tail near the edge of valence band maximum in Si3N4 and HfO2 films can be created. …”
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Journal Article -
59
Fabrication and application of novel highly ordered nano-heterostructure arrays in optoelectronics
Published 2016“…The whole fabrication process is simple, facile and offers a direct control of the space, length and aspect ratio of the array. The photoluminescence (PL) measurement of the nano-heterostructure arrays was performed. …”
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Thesis -
60
Cloud detection and attenuation modelling in tropical region
Published 2018“…Cloud plays a significant role in both the ground-to-space radio communication system and climate system of Earth. …”
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Thesis