Laser Surface Processing of Hot Rolled Ni-45.0at.%Ti Shape Memory Alloy by Ma, Chengpeng, Guan, Yingchun, Zhou, Wei

“…The oxidized and polished surfaces were analyzed by White-Light Interference (WLI), Focus ion beam (FIB) and energy dispersive spectrometer (EDS). …”
Get full text
Get full text

The focusing property of the spiral Fibonacci zone plate by Liu, Y. J., Dai, Haitao, Sun, Xiaowei

“…According to the simulated results, the FiZPs can focus the incident beam as conventional zone plates as well but with fractal on-axis intensity profile. …”
Get full text
Get full text

Non-contact actuated snap-through buckling of a pre-buckled bistable hard-magnetic elastica by Zhang, Yingchao, Ma, Yinji, Yu, Jing, Gao, Huajian

“…We identify an optimal position for the single M−interface and direction for the uniform actuation field for pre-buckled beams with two-ends fixed, which can reduce the required actuation field for snapping to nearly half in comparison with the symmetric cases. …”
Get full text

Narrow band wavelength selective filter using grating assisted single ring resonator by Prabhathan, P., Murukeshan, V. M.

“…The proof-of-concept device has been demonstrated on a Silicon-on-Insulator (SOI) platform through electron beam lithography and Reactive Ion Etching (RIE) process. …”
Get full text
Get full text

Post-buckling transition of compressed pipe strings in horizontal wellbores by Zhang, Qiang, Wang, Jiacheng, Cui, Wei, Xiao, Zhongmin, Yue, Qianbei

“…In the current study, the compressed pipe strings initially located at the bottom of horizontal wellbores were discretized into beam elements, and a gap element was introduced to detect the contact between the horizontal strings and the wellbores. …”
Get full text

Enhanced versatility of table-top X-rays from Van der Waals structures by Huang, Sunchao, Duan, Ruihuan, Pramanik, Nikhil, Boothroyd, Chris, Liu, Zheng, Wong, Liang Jie

“…By introducing a tilt angle between the vdW structure and the incident electron beam, it is theoretically and experimentally shown that the accessible photon energy range is more than doubled. …”
Get full text

A cantilever-based NEM nonvolatile memory utilizing electrostatic actuation and vibrational deactuation for high-temperature operation by Gopal, Jayaraman Karthik, Do, Anh Tuan, Singh, Pushpapraj, Chua, Geng Li, Kim, Tony Tae-Hyoung

“…The memory bit (0/1) is formed by the opening/closing of a cantilever beam. Permanent retention is obtained by adhesive force between two smooth surfaces in contact, eliminating leakage observed in all types of storage-layer-based NVMs. …”
Get full text
Get full text

Integration of InGaAs MOSFETs and GaAs/ AlGaAs lasers on Si Substrate for advanced opto-electronic integrated circuits (OEICs) by Kumar, Annie, Lee, Shuh-Ying, Yadav, Sachin, Tan, Kian Hua, Loke, Wan Khai, Dong, Yuan, Lee, Kwang Hong, Wicaksono, Satrio, Liang, Gengchiau, Yoon, Soon-Fatt, Antoniadis, Dimitri, Yeo, Yee-Chia, Gong, Xiao

“…The laser and transistor layers were grown on the Si substrate by molecular beam epitaxy (MBE) using direct epitaxial growth. …”
Get full text
Get full text

Observation of the interactions of silver nanoparticles (AgNPs) mediated by acid in the aquatic matrices using in-situ liquid cell transmission electron microscopy by Fernando, Ishara, Tay, Yee Yan, Karunasekera, Hasith, Zhou, Yan

“…Aggregates formed in this scenario were non spherical and irregular shaped and were stable under the electron beam irradiation. Individual AgNPs and smaller aggregates moved randomly and approached the larger aggregates before the aggregation process came to an end. …”
Get full text

Antenna-enhanced and polarization sensitive photoresponse in arrays of silicon P–i–N nanowires by Salfi, J., Lin, F. K., Stewart, C., Nair, S. V., Chen, C. Y., Yongshun, S., Rusli, E., Yu, M., Singh, N., Sousa, C. F. d., Ruda, H. E.

“…Quantitative characterization of these resonances was performed by spectral and polarization-resolved photocurrent measurements on gratings with N = 500, 200 and 100 nanowires, aided by electron beam-induced current measurements, and in excellent agreement with electromagnetic scattering theory. …”
Get full text
Get full text

DEEP2: Deep Learning Powered De-scattering with Excitation Patterning (DEEP) by Wijethilake, Navodini, Anandakumar, Mithunjha, Zheng, Cheng, So, Peter T. C., Yildirim, Murat, Wadduwage, Dushan N.

“…Using a two-photon fluorescence imaging system, we have experimentally demonstrated the feasibility of three-dimensional imaging through a 500-µm-diameter and ∼11 cm long GRIN lens subject to a cantilever beam-like deflection with a minimum bend radius of ∼25 cm. …”
Get full text

Single-Shot Quantitative Polarization Imaging of Complex Birefringent Structure Dynamics by Ge, Baoliang, Zhang, Qing, Zhang, Rui, Lin, Jing-Tang, Tseng, Po-Hang, Chang, Che-Wei, Dong, Chen-Yuan, Zhou, Renjie, Yaqoob, Zahid, Bischofberger, Irmgard, So, Peter T. C.

“…We propose polarized shearing interference microscopy (PSIM), a single-shot quantitative polarization imaging method, for extracting the retardance and orientation angle of the laser beam transmitting through optically anisotropic specimens with complex structures. …”
Get full text

Discontinuity of overhanging melt track in selective laser melting process by Le, Kim Quy, Wong, Chee How, Chua, Gregory Kok Hong, Tang, Chao, Du, Hejun

“…The simulation model was achieved by incorporating Fresnel reflections in the laser beam through the ray-tracing model. The CFD model was employed to investigate different overhanging situations, including perpendicular and parallel overhanging melt tracks on a cuboid block, as well as parallel melt tracks on an inclined block. …”
Get full text

Cylindrical surfaces enable wavelength-selective extinction and sub-0.2 nm linewidth in 250 μm-gap silicon Fabry–Pérot cavities by Malak, Maurine, Marty, Frédéric, Pavy, Nicolas, Peter, Yves-Alain, Liu, Ai Qun, Bourouina, Tarik

“…Our approach consists of providing a solution to the main loss mechanism in conventional FP cavities related to the expansion of the Gaussian light beam after multiple reflections inside the cavity. …”
Get full text
Get full text

Response of geostationary communications satellite solid-state power amplifiers to high-energy electron fluence by Lohmeyer, Whitney, Carlton, Ashley, Wong, Frankie, Bodeau, Michael, Kennedy, Andrew, Cahoy, Kerri

“…We also find that the accumulated voltages reached are high enough to compromise components in the amplifier system, for example, the direct current (DC) blocking capacitor. An electron beam test using a representative coaxial cable terminated in a blocking capacitor showed that discharges could occur with peak voltages and energies sufficient to damage active RF semiconductor devices.…”
Get full text

Simulation of self-image interference in single mode-no-core-single mode fiber with COMSOL Multiphysics® by Mohd. Razali, Nazirah, Lokman, Muhammad Quisar, Zuikafly, Siti Nur Fatin, Ahmad, Fauzan, Yahaya, Hafizal

“…This paper proposes a simulation of self-image interference in a single mode-no-core-single mode fiber by using the wave-optics module in COMSOL Multiphysics® software. The beam propagation method is used to observe the self-image interference for different self-image indexes ranging from one to four indexes while the self-image length is obtained from the theoretical calculation before a simulation is carried out. …”
Get full text

Development of Elastic Resistive Force Theory & Applications to Uprooting by Yilmaz, Lale

“…By combining eRFT with a nonlinear beam theory to represent slender, inextensible roots we create a speedy computational tool. …”
Get full text

Decoding Surface Touch Typing from Hand-Tracking by Richardson, Mark, Durasoff, Matt, Wang, Robert

Get full text

Electrodeposition of metal nanostructures for plasmonic sensing by Mueller, Aaron David

“…The two-step process of electron beam lithography followed by electrodeposition has emerged as a viable fabrication scheme for such devices, saving both time and precious metal by avoiding physical deposition in a vacuum chamber. …”
Get full text
Get full text

Nanostructured vanadium dioxide with metal to insulator transition : preparation and thermochromic properties by Wang, Ning

“…The pristine and doped VO2 nanostructures could be synthesized under normal hydrothermal approaches, and it is of great interests that VO2 nanobeams exhibit the dual surface plasmon resonance (SPR), which was firstly reported and such beam structure is also promising for electronic device.…”
Get full text