Zhe Chuan Feng
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View article: Ionogel-based optically transparent multifunctional metasurface for tunable microwave absorption and vibrational energy harvesting
Ionogel-based optically transparent multifunctional metasurface for tunable microwave absorption and vibrational energy harvesting Open
In this work, a multifunctional metasurface with microwave absorption and electrostatic vibrational energy-harvesting functions is proposed. The structure consists of ITO conductive glasses and ionogel. Ionogel fully exploits the propertie…
View article: Customizable Aptamer-Engineered Nano-Lysosome-Targeting Chimeras Enable Receptor-Independent and High-Fidelity Degradation of Membrane Protein
Customizable Aptamer-Engineered Nano-Lysosome-Targeting Chimeras Enable Receptor-Independent and High-Fidelity Degradation of Membrane Protein Open
View article: Demonstration of 123.72-Gbps D-band fiber–THz–fiber system based on full photonic conversion technology with broadband optoelectronic devices
Demonstration of 123.72-Gbps D-band fiber–THz–fiber system based on full photonic conversion technology with broadband optoelectronic devices Open
View article: Chemical Composition And Their Antifungal Activity of Essential Oils from Cinnamomum Longepaniculatum Against Postharvest Potato Dry Rot
Chemical Composition And Their Antifungal Activity of Essential Oils from Cinnamomum Longepaniculatum Against Postharvest Potato Dry Rot Open
View article: Submesoscale processes in the Kuroshio Loop Current: roles in energy cascade and salt and heat transports
Submesoscale processes in the Kuroshio Loop Current: roles in energy cascade and salt and heat transports Open
The Kuroshio Loop Current (KLC) is an important form of Kuroshio intrusion into the northeastern South China Sea (NESCS), which has significant influences on dynamical and biogeochemical processes in the NESCS. Recent studies suggested tha…
View article: Enhancing Pullulan Production in Aureobasidium pullulans through UV Mutagenesis Breeding and High-Throughput Screening System
Enhancing Pullulan Production in Aureobasidium pullulans through UV Mutagenesis Breeding and High-Throughput Screening System Open
This study addresses the production enhancement of pullulan, an extracellular polysaccharide with various applications. Pullulan is primarily produced by Aureobasidium pullulans (A. pullulans), and genetic modification is commonly used to …
View article: Optical and Structural Properties of Aluminum Nitride Epi-Films at Room and High Temperature
Optical and Structural Properties of Aluminum Nitride Epi-Films at Room and High Temperature Open
The high-quality aluminum nitride (AlN) epilayer is the key factor that directly affects the performance of semiconductor deep-ultraviolet (DUV) photoelectronic devices. In this work, to investigate the influence of thickness on the qualit…
View article: The Spatial Correlation and Anisotropy of β-(AlxGa1−x)2O3 Single Crystal
The Spatial Correlation and Anisotropy of β-(AlxGa1−x)2O3 Single Crystal Open
The long-range crystallographic order and anisotropy in β-(AlxGa1−x)2O3 (x = 0.0, 0.06, 0.11, 0.17, 0.26) crystals, prepared by optical floating zone method with different Al composition, is systematically studied by spatial correlation mo…
View article: Structural, Surface and Optical Studies of m- and c-Face AlN Crystals Grown by Physical Vapor Transport Method
Structural, Surface and Optical Studies of m- and c-Face AlN Crystals Grown by Physical Vapor Transport Method Open
Bulk aluminum nitride (AlN) crystals with different polarities were grown by physical vapor transport (PVT). The structural, surface, and optical properties of m-plane and c-plane AlN crystals were comparatively studied by using high-resol…
View article: Sequential Information Design: Markov Persuasion Process and Its Efficient Reinforcement Learning
Sequential Information Design: Markov Persuasion Process and Its Efficient Reinforcement Learning Open
In today's economy, it becomes important for Internet platforms to consider the sequential information design problem to align its long term interest with incentives of the gig service providers. This paper proposes a novel model of sequen…
View article: Detection of endogenous foreign bodies in Chinese hickory nuts by hyperspectral spectral imaging at the pixel level
Detection of endogenous foreign bodies in Chinese hickory nuts by hyperspectral spectral imaging at the pixel level Open
It is difficult to differentiate small, but harmful, shell fragments of Chinese hickory nuts from their kernels since they are very similar in color. Including shell fragments of Chinese hickory nuts by mistake may create safety hazards fo…
View article: Transverse Electric Lasing at a Record Short Wavelength 244.63 nm from GaN Quantum Wells with Weak Exciton Localization
Transverse Electric Lasing at a Record Short Wavelength 244.63 nm from GaN Quantum Wells with Weak Exciton Localization Open
We have demonstrated a record short wavelength lasing at 244.63 nm with TE dominant polarization from GaN quantum wells (QWs) at room temperature (RT). The optical threshold of 310 kW/cm2 is comparable to state-of-the-art AlGaN QW lasers a…
View article: Recent Advances on Gallium-Modified ZSM-5 for Conversion of Light Hydrocarbons
Recent Advances on Gallium-Modified ZSM-5 for Conversion of Light Hydrocarbons Open
Light olefins are key components of modern chemical industry and are feedstocks for the production of many commodity chemicals widely used in our daily life. It would be of great economic significance to convert light alkanes, produced dur…
View article: Temperature-Dependent Optical Properties of Graphene on Si and SiO2/Si Substrates
Temperature-Dependent Optical Properties of Graphene on Si and SiO2/Si Substrates Open
Systematic investigations are performed to understand the temperature-dependent optical properties of graphene on Si and SiO2/Si substrates by using a variable angle spectroscopic ellipsometry. The optical constants of graphene have reveal…
View article: From Screening to Targeted Degradation: Strategies for the Discovery and Optimization of Small Molecule Ligands for PCSK9
From Screening to Targeted Degradation: Strategies for the Discovery and Optimization of Small Molecule Ligands for PCSK9 Open
View article: Optical and Electronic Energy Band Properties of Nb-Doped β-Ga2O3 Crystals
Optical and Electronic Energy Band Properties of Nb-Doped β-Ga2O3 Crystals Open
Systemic investigations are performed to comprehend the structural, optical, and electrical characteristics of four niobium (Nb) doped β-Ga2O3 crystals (β-Ga2O3:Nb) grown by the optical floating zone (OFZ) method. All of the β-Ga2O3:Nb cry…
View article: Improved Optical Properties of Nonpolar AlGaN-Based Multiple Quantum Wells Emitting at 280 nm
Improved Optical Properties of Nonpolar AlGaN-Based Multiple Quantum Wells Emitting at 280 nm Open
The optical properties of nonpolar AlGaN multiple quantum wells (MQWs) emitting at 280 nm were investigated intensively using temperature-dependent and time-resolved photoluminescence spectra associated with the characterization of structu…
View article: Dielectric and energy storage properties of Bi <sub>2</sub> O <sub>3</sub> -B <sub>2</sub> O <sub>3</sub> -SiO <sub>2</sub> doped Ba <sub>0.85</sub> Ca <sub>0.15</sub> Zr <sub>0.1</sub> Ti <sub>0.9</sub> O <sub>3</sub> lead-free glass-ceramics
Dielectric and energy storage properties of Bi <sub>2</sub> O <sub>3</sub> -B <sub>2</sub> O <sub>3</sub> -SiO <sub>2</sub> doped Ba <sub>0.85</sub> Ca <sub>0.15</sub> Zr <sub>0.1</sub> Ti <sub>0.9</sub> O <sub>3</sub> lead-free glass-ceramics Open
A sol–gel method is employed for preparing high quality lead-free glass-ceramic samples (1 − x )BCZT- x BBS—incorporating Ba 0.85 Ca 0.15 Zr 0.1 Ti 0.9 O 3 (BCZT) powder and Bi 2 O 3 -B 2 O 3 -SiO 2 (BBS) glass-doped additives with differe…
View article: Welfare-Preserving $\\varepsilon$-BIC to BIC Transformation with\n Negligible Revenue Loss
Welfare-Preserving $\\varepsilon$-BIC to BIC Transformation with\n Negligible Revenue Loss Open
In this paper, we provide a transform from an $\\varepsilon$-BIC mechanism\ninto an exactly BIC mechanism without any loss of social welfare and with\nadditive and negligible revenue loss. This is the first $\\varepsilon$-BIC to\nBIC trans…
View article: Influence of Dislocations on the Refractive Index of AlN by Nanoscale Strain Field
Influence of Dislocations on the Refractive Index of AlN by Nanoscale Strain Field Open
The refractive index of AlN has a direct influence on AlGaN-based deep ultraviolet optoelectronic devices, such as the external quantum efficiency of light-emitting devices. Revealing the dependence of the refractive index of AlN on the th…
View article: The Microstructure, Electric, Optical and Photovoltaic Properties of BiFeO3 Thin Films Prepared by Low Temperature Sol–Gel Method
The Microstructure, Electric, Optical and Photovoltaic Properties of BiFeO3 Thin Films Prepared by Low Temperature Sol–Gel Method Open
Ferroelectrics have recently attracted attention as a candidate class of materials for use in photovoltaic devices due to their abnormal photovoltaic effect. However, the current reported efficiency is still low. Hence, it is urgent to dev…
View article: Investigation of high indium-composition InGaN/GaN heterostructures on ZnO grown by metallic organic chemical vapor deposition
Investigation of high indium-composition InGaN/GaN heterostructures on ZnO grown by metallic organic chemical vapor deposition Open
The optical properties and film quality for a series of high-In composition InGaN films grown on ZnO substrate by metal-organic chemical vapor deposition (MOCVD) are characterized by using high resolution X-ray diffraction (HRXRD), Rutherf…
View article: Strain-Controlled Recombination in InGaN/GaN Multiple Quantum Wells on Silicon Substrates
Strain-Controlled Recombination in InGaN/GaN Multiple Quantum Wells on Silicon Substrates Open
View article: Improved optical and structural properties of nonpolar a-plane AlGaN epi-layers after Cp<sub>2</sub>Mg and NH<sub>3</sub> treatments
Improved optical and structural properties of nonpolar a-plane AlGaN epi-layers after Cp<sub>2</sub>Mg and NH<sub>3</sub> treatments Open
The optical and structural properties of non-polar a-plane Al0.4Ga0.6N epi-layers were improved significantly with the assistance of a bicyclopentadienyl-magnesium (Cp2Mg) and ammonia (NH3) (BA) treatment. The defects-related emission was …
View article: Investigation of HfO2 Thin Films on Si by X-ray Photoelectron Spectroscopy, Rutherford Backscattering, Grazing Incidence X-ray Diffraction and Variable Angle Spectroscopic Ellipsometry
Investigation of HfO2 Thin Films on Si by X-ray Photoelectron Spectroscopy, Rutherford Backscattering, Grazing Incidence X-ray Diffraction and Variable Angle Spectroscopic Ellipsometry Open
Hafnium oxide (HfO2) thin films have been made by atomic vapor deposition (AVD) onto Si substrates under different growth temperature and oxygen flow. The effect of different growth conditions on the structure and optical characteristics o…
View article: Strain-related recombination mechanisms in polar InGaN/GaN MQWs on amorphous Si<sub>x</sub>C<sub>1-x</sub> buffers
Strain-related recombination mechanisms in polar InGaN/GaN MQWs on amorphous Si<sub>x</sub>C<sub>1-x</sub> buffers Open
PL dynamics of InGaN/GaN multiple quantum well (MQW) LEDs grown on SixC1-x/SiO2/Si substrates were measured in order to explore the real carrier recombination mechanism related to existing strain in polar MQWs, which took advantage of well…
View article: Internal strain induced significant enhancement of deep ultraviolet light extraction efficiency for AlGaN multiple quantum wells grown by MOCVD
Internal strain induced significant enhancement of deep ultraviolet light extraction efficiency for AlGaN multiple quantum wells grown by MOCVD Open
In this work, combined analysis of internal strain effects on optical polarization and internal quantum efficiency (IQE) were conducted for the first time. Deep ultraviolet light extraction efficiency of AlGaN multiple quantum wells (MQWs)…
View article: Synchrotron Radiation X‐Ray Absorption Spectroscopy and Spectroscopic Ellipsometry Studies of InSb Thin Films on GaAs Grown by Metalorganic Chemical Vapor Deposition
Synchrotron Radiation X‐Ray Absorption Spectroscopy and Spectroscopic Ellipsometry Studies of InSb Thin Films on GaAs Grown by Metalorganic Chemical Vapor Deposition Open
A series of ultrathin InSb films grown on GaAs by low‐pressure metalorganic chemical vapor deposition with different V/III ratios were investigated thoroughly using spectroscopic ellipsometry (SE), X‐ray diffraction, and synchrotron radiat…
View article: Quality evaluation of homopetaxial 4H-SiC thin films by a Raman scattering study of forbidden modes
Quality evaluation of homopetaxial 4H-SiC thin films by a Raman scattering study of forbidden modes Open
The crystal quality of a 4H-silicon carbide (4H-SiC) epitaxial layer is crucial to the development of high-performance 4H-SiC-based electronic power devices. However, the quality assessment of 4H-SiC homoepitaxial thin film is problematic …
View article: Strain dependent anisotropy in photoluminescence of heteroepitaxial nonpolar a-plane ZnO layers
Strain dependent anisotropy in photoluminescence of heteroepitaxial nonpolar a-plane ZnO layers Open
Nonpolar a-plane ZnO layers with anisotropic in-plane strains were prepared on the three substrates of r-sapphire, a-GaN, and a-Al0.08GaN templates via a pulsed laser deposition system, to investigate the distinguishing anisotropic photolu…