Beng Kang Tay
YOU?
Author Swipe
View article: Deterministic formation of carbon-functionalized quantum emitters in hexagonal boron nitride
Deterministic formation of carbon-functionalized quantum emitters in hexagonal boron nitride Open
Forming single-photon emitters (SPEs) in insulating hexagonal boron nitride (hBN) has sparked wide interests in the quantum photonics. Despite significant progress, it remains challenging to deterministically create SPEs at precise locatio…
View article: Improving electrical contact of vertically aligned carbon nanotubes with bonding metals in thermocompression bonding through oxygen plasma treatment
Improving electrical contact of vertically aligned carbon nanotubes with bonding metals in thermocompression bonding through oxygen plasma treatment Open
Vertically aligned carbon nanotubes (VACNTs) are being widely studied due to their exceptional mechanical, electrical, and thermal properties. The application of thermocompression bonding (TCB) technique has positioned VACNTs as promising …
View article: A Universal Implementation Approach for Multivalued Logic Gates Based on Negative Transconductance in Series-Connected Two-Dimensional Transistors
A Universal Implementation Approach for Multivalued Logic Gates Based on Negative Transconductance in Series-Connected Two-Dimensional Transistors Open
Multiple-valued logic (MVL) is highly desired for algebra, logic, and artificial intelligence due to its higher information density. However, its practical adoption has been hindered for decades by extensive hardware requirements. Two-dime…
View article: Electrically tunable ferroelectric NbOBr2-integrated nonlinear photonics
Electrically tunable ferroelectric NbOBr2-integrated nonlinear photonics Open
Niobium oxide dihalides such as NbOCl2, featured by vanishing interlayer electronic coupling, present thickness-scalable strong second-harmonic generation (SHG), which has demonstrated their compelling performance of free-space nonlinear o…
View article: High-Q non-invasive Glucose Sensor using MicrostripLine Main Field and Split Ring Resonator
High-Q non-invasive Glucose Sensor using MicrostripLine Main Field and Split Ring Resonator Open
A high-Q sensor integrating microstrip line (MLIN) main field and split ring resonators is presented for non-invasive glucose sensing. The proposed sensor combines the field-focusing effects of split ring resonators with the enhanced field…
View article: Interface‐Enhanced and Self‐Guided Growth of 2D Interlayer Heterostructure Wafers with Vertically Aligned Van Der Waals Layers
Interface‐Enhanced and Self‐Guided Growth of 2D Interlayer Heterostructure Wafers with Vertically Aligned Van Der Waals Layers Open
2D heterostructures have garnered significant interest in the scientific community owing to their exceptional carrier transport properties and tunable band alignment. The fabrication of these heterostructures on a wafer scale is crucial fo…
View article: Vertically Aligned Carbon Nanotubes-Based Passive Devices for MM-Waves Applications
Vertically Aligned Carbon Nanotubes-Based Passive Devices for MM-Waves Applications Open
International audience
View article: Carbon Nanotube Based Waveguide and Application to Digital Communication in mmW Band
Carbon Nanotube Based Waveguide and Application to Digital Communication in mmW Band Open
International audience
View article: Few-layer Bi<sub>2</sub>O<sub>2</sub>Se: a promising candidate for high-performance near-room-temperature thermoelectric applications
Few-layer Bi<sub>2</sub>O<sub>2</sub>Se: a promising candidate for high-performance near-room-temperature thermoelectric applications Open
Advancements in high-temperature thermoelectric (TE) materials have been substantial, yet identifying promising near-room-temperature candidates for efficient power generation from low-grade waste heat or TE cooling applications has become…
View article: Carry-Free Adder in Redundant Number System: the First and Only Demonstration of Ternary Logic’s Superiority Over Binary Logic
Carry-Free Adder in Redundant Number System: the First and Only Demonstration of Ternary Logic’s Superiority Over Binary Logic Open
Ternary logic has attracted significant attention due to its higher data density and balanced number representation. Even though tremendous endeavor has been devoted to developing ternary logic arithmetic circuits with compact structures, …
View article: Extendable piezo/ferroelectricity in nonstoichiometric 2D transition metal dichalcogenides
Extendable piezo/ferroelectricity in nonstoichiometric 2D transition metal dichalcogenides Open
Engineering piezo/ferroelectricity in two-dimensional materials holds significant implications for advancing the manufacture of state-of-the-art multifunctional materials. The inborn nonstoichiometric propensity of two-dimensional transiti…
View article: Effective electrical manipulation of topological antiferromagnet by orbital Hall effect
Effective electrical manipulation of topological antiferromagnet by orbital Hall effect Open
Electrical control of the non-trivial topology in Weyl antiferromagnet is of great interests to develop next-generation spintronic devices. Recent works suggest that spin Hall effect can switch the topological antiferromagnetic order. Howe…
View article: Berry Curvature Dipole Induced Giant Mid‐Infrared Second‐Harmonic Generation in 2D Weyl Semiconductor
Berry Curvature Dipole Induced Giant Mid‐Infrared Second‐Harmonic Generation in 2D Weyl Semiconductor Open
Due to its inversion‐broken triple helix structure and the nature of Weyl semiconductor, 2D Tellurene (2D Te) is promising to possess a strong nonlinear optical response in the infrared region, which is rarely reported in 2D materials. Her…
View article: Overall and abdominal obesity and prostate cancer risk in a West African population: An analysis of the Ghana Prostate Study
Overall and abdominal obesity and prostate cancer risk in a West African population: An analysis of the Ghana Prostate Study Open
Obesity has been associated with an increased risk of advanced prostate cancer. However, most studies have been conducted among North American and European populations. Prostate cancer mortality appears elevated in West Africa, yet risk fa…
View article: Ternary Logics Based on 2D Ferroelectric-Incorporated 2D Semiconductor Field Effect Transistors
Ternary Logics Based on 2D Ferroelectric-Incorporated 2D Semiconductor Field Effect Transistors Open
Ternary logic has been proven to carry an information ratio 1.58 times that of binary logic and is capable to reduce circuit interconnections and complexity of operations. However, the excessive transistor count of ternary logic gates has …
View article: Low-Power Magnetron Sputtering Deposition of Antimonene Nanofilms for Water Splitting Reaction
Low-Power Magnetron Sputtering Deposition of Antimonene Nanofilms for Water Splitting Reaction Open
Antimonene (Sb) is a novel kind of two-dimensional (2D) material that is predicted to be promising for various applications, such as water splitting and semiconductor devices. Several methods have been reported to prepare Sb nanoflakes/nan…
View article: Graphitisation of Waste Carbon Powder with Femtosecond Laser Annealing
Graphitisation of Waste Carbon Powder with Femtosecond Laser Annealing Open
Graphitisation of structural characteristics and improvement in electrical conductivity was reported onto waste carbon powder through femtosecond laser annealing. Raman spectroscopy on the carbon powder pre- and post-annealing showed a shi…
View article: Hardware‐Friendly Stochastic and Adaptive Learning in Memristor Convolutional Neural Networks
Hardware‐Friendly Stochastic and Adaptive Learning in Memristor Convolutional Neural Networks Open
Memristors offer great advantages as a new hardware solution for neuromorphic computing due to their fast and energy‐efficient matrix vector multiplication. However, the nonlinear weight updating property of memristors makes it difficult t…
View article: Supporting Information for “Self-adaptive Learning in Memristor Convolutional Neural Networks”
Supporting Information for “Self-adaptive Learning in Memristor Convolutional Neural Networks” Open
This Supporting Information includes the simulation code on the training of the nonlinear memristor neural network using the self-adaptive learning method discussed in the main text.The demonstrated network is LeNet-5 and can be easily ext…
View article: Development of a CMOS-Compatible Carbon Nanotube Array Transfer Method
Development of a CMOS-Compatible Carbon Nanotube Array Transfer Method Open
Carbon nanotubes (CNTs) have, over the years, been used in research as a promising material in electronics as a thermal interface material and as interconnects amongst other applications. However, there exist several issues preventing the …
View article: Effects of precursors’ purity on graphene quality: Synthesis and thermoelectric effect
Effects of precursors’ purity on graphene quality: Synthesis and thermoelectric effect Open
A chemical vapor deposition method has been proven to produce large scale monolayer graphene. However, it is often reported that such graphene contains a varying amount of defects. In this work, methane precursors of different purities [99…
View article: Engineering grain boundaries at the 2D limit for the hydrogen evolution reaction
Engineering grain boundaries at the 2D limit for the hydrogen evolution reaction Open
Atom-thin transition metal dichalcogenides (TMDs) have emerged as fascinating materials and key structures for electrocatalysis. So far, their edges, dopant heteroatoms and defects have been intensively explored as active sites for the hyd…