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beer » peer (Expand Search), bear (Expand Search), ber (Expand Search)
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8061
Dynamic measurement by multi-point laser Doppler vibrometer
Published 2013“…A vibration measurement of a cantilever beam using a multi-point laser Doppler vibrometer (LDV) with single detector is conducted in this dissertation. …”
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Thesis -
8062
Graphene metamaterials for intense, tunable, and compact extreme ultraviolet and X-ray sources
Published 2020“…For 5 MeV electrons, a metamaterial of 50 layers and length 50 µm, and a beam current of 1.7 µA, it is, for instance, possible to generate X-rays of intensity 1.5 × 107 photons sr-1 s-1 1%BW, 580 times more than for a single-layer design. …”
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Journal Article -
8063
Temporal and Spatial Variations of the Solar Radiation Observed in Singapore
Published 2016“…Meteorological phenomena, such as fast moving clouds, cause rapid changes in the terrestrial direct beam radiation. This introduces transients in both the temporal and spatial measurements of global horizontal radiation. …”
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Journal Article -
8064
Integrated photonic devices for realizing photonic quantum computing: part 1: FDTD (quantum devices)
Published 2024“…To advance photonic quantum computing, this report focuses on the usage of integrated photonic devices, namely beam splitters functioning as directional couplers. …”
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Final Year Project (FYP) -
8065
Compact wideband wide-angle van atta retroreflector with suppressed structural mode
Published 2022“…The proposed Van Atta retroreflector is composed of eight radiating elements interconnected in pairs with a planar feeding network of microstrip lines. Furthermore, the radiating element consists of a compact dielectric-filled open-ended waveguide. …”
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Journal Article -
8066
Empty-bucket techniques for spill-quality improvement at the CERN Super Proton Synchrotron
Published 2024“…Synchrotrons can provide long spills of particles by employing resonant extraction where the circulating beam is slowly ejected over thousands to millions of turns by exploiting the amplitude growth caused by a transverse resonance. …”
Journal article -
8067
Multipass steering protocols at Jefferson lab
Published 2008“…The CEBAF recirculating accelerator consists of two CW superconducting RF linacs, through which an electron beam is accelerated for up to 5 passes. Focusing and steering elements affect each pass differently, requiring a multipass steering protocol to correct the orbits. …”
Conference item -
8068
Arbitrary and independent polarization control in situ via a single metasurface
Published 2020“…As a proof of concept, a tunable polarization beam splitter, a dynamic beam steering component, and a quarter waveplate are demonstrated using one single metasurface. …”
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Journal Article -
8069
Depth-of-focus extension in optical coherence tomography via multiple aperture synthesis
Published 2018“…Using confocal optics on a sample arm, we scanned the illumination beam across the under-filled objective lens pupil plane by steering the beam at the pinhole using a microcylindrical lens. …”
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Journal Article -
8070
Caustic object construction based on multiple caustic patterns
Published 2016“…Working backward, from the computed refracted light beam paths we compute the geometry of the caustic object that can produce such light beam paths. …”
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Journal Article -
8071
Design of wideband low-loss reconfigurable reflectarray antenna
Published 2024“…A systematic investigation of beam scanning antenna technology is conducted, analyzing the characteristics of different beam scanning antenna designs. …”
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Thesis-Master by Coursework -
8072
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8073
Progressive collapse of reinforced concrete building structures
Published 2013“…The loss of either a penultimate-internal (PI) or a penultimate-external (PE) column is the most critical scenario since it leaves the associated beam-slab floor structures with lack of external lateral support. …”
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Thesis -
8074
Control system design for EPTB
Published 2019“…Previous research was mainly on the Indoor air quality (IAQ) and the negative ion air performance on passive thermosiphon beam (PTB). This is because thermal comfort is only one of the many factors that contribute to good IAQ. …”
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Final Year Project (FYP) -
8075
The digestibility, ruminal fermentation and methane product of Cajanus cajan forage as a concentrate substitute in goats
Published 2024“…Ruminal fluid was collected during the last week of the experiment after feeding and used to determine pH, ammonia, partial VFA, and methane gas production. …”
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Article -
8076
Mathematical programming approach to elasto-plastic structural analysis
Published 2008“…This research focuses on mathematical programming (MP) applications in elastoplastic structural analyses, mainly for structures of frames and submarine pipelines where beam element is used for discretizing the structure. …”
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Thesis -
8077
Intelligent control of nitrogen laser
Published 2008“…The aim is to apply computational intelligence in stabilizing some output parameters of a nitrogen laser beam. The scope includes explore and implement fuzzy logic algorithms to trol of the output characteristics, explore the use of neutral network control and comparing with using fuzzy logic control.…”
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Thesis -
8078
Design, modeling and performance optimization of active air terminal system
Published 2019“…Among various ACMV schemes, the active air terminals (active chilled beam and active thermosiphon beam) have outstanding performance on energy saving, indoor environment quality improvement and space saving. …”
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Thesis -
8079
Electron cyclotron resonance (ECR) plasma etching study of GaAs and GaInP
Published 2008“…This thesis presents the Electron Cyclotron Resonance (ECR) plasma etching of GaAs and Ga(0.52)In(0.48)P grown using Solid Source Molecular Beam Epitaxy (SSMBE) with a view of applying the process for future heterojunction bipolar transistors (HBTs) fabrication.…”
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Thesis -
8080
Laser scanning imaging system for underwater robotics vehicle
Published 2008“…Various illumination volume settings of a laser beam are tested and their output images are evaluated by the MTF (modulation transfer function) assessment. …”
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Thesis