Programmable morphing, electroactive porous shape memory polymer composites with battery-voltage Joule heating stimulated recovery by Lai-Iskandar, S., Li, Wenhao, Tsang, S. H., Lee, Y. H., Teo, Edwin Hang Tong

“…Our method can be compatible with kirigami techniques for the design of hierarchical and combinatorial shape-change structures. 3DC not only serves as an intrinsic heater but, during synthesis, its cell walls also act as a confinement framework for architecting porosity within 3DC-eSMPCs, which can be actuated with low-voltage (7.5 V, <2 W). …”
Get full text

Dual chamber solar dryers: Maximizing thermal performance for diverse product drying by Prabhu, C. Naveen, Dhanushkodi, S., Sudhakar, K.

“…One steel chamber integrates a biomass heater and a polycarbonate chamber connected exclusively to the FPC. …”
Get full text

Modeling of outdoor natural ventilation and energy performance for buildings in an industrial park by Tan, Joel Heang Kuan.

“…The reason being the thermal boundary layer thickness calculated across the heater is 4.3cm and any further increase in height would not have any increase in convection.…”
Get full text

Hydrodynamic pattern of high-speed droplet train impingement by Junaidy Lukman

“…Following the droplet generator system, a superheated surface was created using copper rod as the impingement surface and four heater cartridges as heating element to study the hydrodynamic pattern of the droplet impingement. …”
Get full text

Flexible single-mode delivery of a high-power 2  μm pulsed laser using an antiresonant hollow-core fiber by Lee, Elizabeth, Luo, Jiaqi, Sun, Biao, Ramalingam, Vincent, Zhang, Ying, Wang, Qijie, Yu, Fei, Yu, Xia

“…The effect of bending on the fiber output power and beam profile is also investigated. The Gaussian-like output beam profile is maintained up to a 7.5 cm bending radius. …”
Get full text

Localized transverse flow measurement with dynamic light scattering line-scan OCT by Han, Le, Tan, Bingyao, Schmetterer, Leopold, Bizheva, Kostadinka

“…The new approach allows for separation of the flow velocity component along the line-illumination direction of the imaging beam from other orthogonal velocity components, from particle diffusion motion, and from noise-induced distortion in the OCT signal's temporal autocorrelation. …”
Get full text

Dynamic measurement by multi-point laser Doppler vibrometer by Chang, Haoming.

“…A vibration measurement of a cantilever beam using a multi-point laser Doppler vibrometer (LDV) with single detector is conducted in this dissertation. …”
Get full text

Graphene metamaterials for intense, tunable, and compact extreme ultraviolet and X-ray sources by Pizzi, Andrea, Rosolen, Gilles, Wong, Liang Jie, Ischebeck, Rasmus, Soljačić, Marin, Feurer, Thomas, Kaminer, Ido

“…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. …”
Get full text

Temporal and Spatial Variations of the Solar Radiation Observed in Singapore by Jayaraman, Ramkumar, Maskell, Douglas Leslie

“…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. …”
Get full text
Get full text

Integrated photonic devices for realizing photonic quantum computing: part 1: FDTD (quantum devices) by Muhammad Faris Zikri Bin Zainal

“…To advance photonic quantum computing, this report focuses on the usage of integrated photonic devices, namely beam splitters functioning as directional couplers. …”
Get full text

Empty-bucket techniques for spill-quality improvement at the CERN Super Proton Synchrotron by Arrutia Sota, PA, Fraser, MA, Hagmann, G, Kain, V, Papotti, G, Spierer, A, Velotti, FM, Burrows, PN, Piandani, R

“…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. …”

Multipass steering protocols at Jefferson lab by Bodenstein, RM, Tiefenback, MG

“…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. …”

Arbitrary and independent polarization control in situ via a single metasurface by Yan, Libin, Zhu, Weiming, Muhammad Faeyz Karim, Cai, Hong, Gu, Alex Yuandong, Shen, Zhongxiang, Chong, Peter Han Joo, Tsai, Din Ping, Kwong, Dim-Lee, Qiu, Cheng-Wei, Liu, Ai Qun

“…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. …”
Get full text

Depth-of-focus extension in optical coherence tomography via multiple aperture synthesis by Ge, Xin, Wang, Xianghong, Bo, En, Luo, Yuemei, Chen, Si, Liu, Xinyu, Wang, Nanshuo, Chen, Shufen, Chen, Shi, Li, Jinhan, Liu, Linbo

“…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. …”
Get full text
Get full text

Caustic object construction based on multiple caustic patterns by Tandianus, Budianto, Johan, Henry, Seah, Hock Soon

“…Working backward, from the computed refracted light beam paths we compute the geometry of the caustic object that can produce such light beam paths. …”
Get full text
Get full text
Get full text

Design of wideband low-loss reconfigurable reflectarray antenna by Zhang, Xiran

“…A systematic investigation of beam scanning antenna technology is conducted, analyzing the characteristics of different beam scanning antenna designs. …”
Get full text

Design and fabrication of micromachined RF switches and integrated switching circuits by Tang, Min

Get full text

Progressive collapse of reinforced concrete building structures by Dat, Pham Xuan

“…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. …”
Get full text

Control system design for EPTB by Tan, Sing Guan

“…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. …”
Get full text

TORCH — an innovative high-precision time-of-flight PID detector for the LHCb upgrade by Föhl, K, Brook, N, García, LC, Cowie, EN, Cussans, D, Forty, R, Frei, C, Gao, R, Gys, T, Harnew, N, Piedigrossi, D, van Dijk, M

“…Preparations for the upcoming test beam are discussed. Optical design studies have been performed for using one of the available bar boxes of the BaBar DIRC detector containing assembled quartz radiator bars in a future test beam experiment.…”