A5100344211- Advanced Thermodynamic Systems and Engines
- Refrigeration and Air Conditioning Technologies
- Conducting polymers and applications
- Thermodynamic and Exergetic Analyses of Power and Cooling Systems
- Organic Light-Emitting Diodes Research
- Optical Wireless Communication Technologies
- Organic Electronics and Photovoltaics
- Optical Systems and Laser Technology
- Advanced Thermodynamics and Statistical Mechanics
- biodegradable polymer synthesis and properties
- Adaptive optics and wavefront sensing
- Astronomical Observations and Instrumentation
- Advanced Measurement and Detection Methods
- Advanced Neural Network Applications
- Advanced Fiber Optic Sensors
- Autonomous Vehicle Technology and Safety
- Optical Coherence Tomography Applications
- Semiconductor materials and devices
- Bone Tissue Engineering Materials
- Semiconductor Lasers and Optical Devices
- Optical Network Technologies
- Surface Roughness and Optical Measurements
- Stellar, planetary, and galactic studies
- Spacecraft and Cryogenic Technologies
- Metal-Organic Frameworks: Synthesis and Applications
Chinese Academy of Sciences
2015-2024
University of Chinese Academy of Sciences
2018-2024
Southeast University
1998-2024
Changzhou University
2024
Fujian Institute of Research on the Structure of Matter
2023-2024
Xiamen Institute of Rare-earth Materials
2023-2024
Institute of Microelectronics
2009-2024
Jiangmen Polytechnic
2023
Yibin University
2023
University of Electronic Science and Technology of China
2009-2021
Root growth in higher plants is sensitive to excess ammonium (NH4+). Our study shows that contact of NH4+ with the primary root tip both necessary and sufficient development arrested under nutrition Arabidopsis. We show cell elongation not division principal target inhibition growth. Mutant expression analyses using DR5:GUS revealed furthermore independent auxin ethylene signalling. fluxes along root, measured Scanning Ion-selective Electrode Technique, a significant stimulation efflux at...
The 2009 H1N1 influenza pandemic (pH1N1) led to record sales of neuraminidase (NA) inhibitors, which has contributed significantly the recent increase in oseltamivir-resistant viruses. Therefore, development and careful evaluation novel NA inhibitors is great interest. Recently, a highly potent inhibitor, laninamivir, been approved for use Japan. Laninamivir effective using single inhaled dose via its octanoate prodrug (CS-8958) demonstrated be against vitro. However, effectiveness...
Abstract Covalent organic frameworks (COFs) with unique structural merits show substantial potential in the construction of biosensors. However, high‐performance COF‐based biosensors have rarely been reported due to special requirements for electrochemical biosensing. Here, ultrathin nitrogen and sulfur‐rich bithiazole‐based COF nanosheets (COF‐Bta‐NSs) thickness ≈1.95 nm are developed by using an interfacial perturbation growth strategy, further integrated acetylcholinesterase (AChE)...
In the adaptive optics (AO) system, to improve effectiveness and accuracy of wavefront sensing-less technology, a phase-based sensing approach using machine learning is proposed. contrast traditional gradient-based optimization methods, model we designed based on an improved convolutional neural network. Specifically, deconvolution layer, which reconstructs unknown input by measuring output, introduced represent phase maps point spread functions at in focus defocus planes. The network...
We reported the two-step synthesis of triene-based donor–acceptor dyes and demonstrated their applications in electro-optics optofluidic lasers.
Abstract Membrane diffraction imaging is a crucial technology for lightweight and large-diameter space-based telescopes. However, the image quality of membrane system deteriorating sharply owing to multiple orders elements wavefront distortion beam. This study successfully determined optimal solutions model parameters Fresnel zone plates (FZPs) using stochastic parallel gradient descent (SPGD) algorithm. Subsequently, we proposed fast restoration algorithm based on deconvolutions FZP model....
The research presented in this paper is a performance study of short-range NLOS ultraviolet (UV) communication system, using Monte-Carlo-based system-level model, which the channel parameters, such as path loss and background noise are experimentally measured an outdoor UV test-bed. Various transceiver geometry condition considered. Furthermore, 4 modulation schemes compared, provides insight into prediction system trade-offs among loss, optical power, distance, link geometry, bit rate error...
Trioxacarcins (TXNs) are highly oxygenated, polycyclic aromatic natural products with remarkable biological activity and structural complexity. Evidence from 13C-labelled precursor feeding studies demonstrated that the scaffold was biosynthesized one unit of l-isoleucine nine units malonyl-CoA, which suggested a different starter in biosynthesis. Genetic analysis biosynthetic gene cluster revealed 56 genes encoding type II polyketide synthase (PKS), combined large amount tailoring enzymes....
In order to safely and efficiently drive through the complex traffic scenarios, predicting trajectory of forward vehicle accurately is important for intelligent vehicles. Accurate realtime prediction can make vehicles adjust their maneuvers according running state in front them. recent years, deep-learning-based methods have been applied as novel alternatives with development machine learning. But which kind deep neural networks most suitable model uncertain. this paper, we design three...
Significant experimental advances have been made on the HL-2A tokamak along with substantial improvement and development of hardware. A spontaneous particle transport barrier has observed in Ohmic discharges without any external momentum input. The was evidenced by a density perturbation study using modulated supersonic molecular beam injection (SMBI) microwave reflectometry. new features non-local effect induced SMBI analysed. three-dimensional spectral structures low frequency zonal flow,...
In free space optical communication, a beacon light loses too much energy after long-distance transmission and faces strong interference from background light. The illuminated on quadrant detector (QD) is so weak that the output signal-to-noise ratio (SNR) of QD very low, which leads to significant decrease in accuracy direct position detection method. To solve this problem, an improved spot detecting method proposed. Since dark current noise are white noise, we could consider concentrating...
The physics experiments on the HL-2A tokamak have been focused confinement improvement, particle and thermal transport, zonal flow turbulence, filament characteristics, energetic induced modes plasma fuelling efficiency since 2008. ELMy H-mode discharges are achieved in a lower density regime using combination of NBI heating with ECRH. power threshold is found to increase decrease density, almost independent launching order ECRH power. pedestal profiles measured. outward convection observed...
Abstract Imaging the size distribution of metal nanoparticles (NPs) in a tissue has important implications terms evaluating NP toxicity. Microscopy techniques used to image NPs are limited by complicated sample preparation or poor resolution. In this study, we developed laser ablation (LA) system coupled single-particle inductively plasma mass spectrometry (SP-ICP-MS) for quantitative imaging gold (G)NPs samples. system, GNPs were ablated but did not disintegrate and integrate under...
To supply the cathode voltage for two gyrotrons (140 GHz/1 MW/3 s) of electron cyclotron resonant heating system on HL-2A, a high-voltage power (HVPS) based pulse step modulator (PSM) with rated output 80 kV/200 A has been built. Because storing energy PSM HVPS is much lower than traditional HVPS, it beneficial to load protection. In there are eight dry-type multiwinding transformers; each transformer 14 secondary windings. The main insulation reaches 150 kV. There 112 switch supplies in...
A polymeric Mach–Zehnder interferometer with photochromic dye doped sensitive films was fabricated for UV light detection at 365 nm.
Abstract Synthetic nicotinamide adenine dinucleotide (NAD) analogues are of great scientific and biotechnological interest. One such analogue, cytosine (NCD), has been successfully applied to creating bioorthogonal redox systems. Yet, only a few enzymes have devised favor NCD. We engineered Lactobacillus helveticus ‐derived NAD‐dependent d ‐lactate dehydrogenase ( Lh DLDH) NCD by semirational design. Sequence alignment structural analysis revealed that amino acid residues I177 N213 form...