Nannan Zhu
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View article: Versatile Biomass Hydrogel Electrolyte for Supercapacitors: Exceptional Water Retention, Robust Adhesion, Subzero Self‐Healing, and All‐Climate Cycling Stability
Versatile Biomass Hydrogel Electrolyte for Supercapacitors: Exceptional Water Retention, Robust Adhesion, Subzero Self‐Healing, and All‐Climate Cycling Stability Open
Developing hydrogel electrolytes that simultaneously overcome the critical challenges of rapid dehydration, narrow operational temperature windows, poor interfacial adhesion, and irreparable mechanical damage remains an urgent need for rel…
View article: A Study on the Degradation Performance of MDEA/PZ and MDEA/AEP With the Influence of Sulfur Compounds
A Study on the Degradation Performance of MDEA/PZ and MDEA/AEP With the Influence of Sulfur Compounds Open
With the increasing global energy demand and its environmental impacts, carbon capture, utilization, and storage technology (CCUS) has become a crucial means to reduce CO 2 emissions and address climate change. This study investigated the …
View article: The relationship between C-reactive protein-triglyceride-glucose index and cardiovascular disease: insights from the China health and retirement longitudinal study (CHARLS)
The relationship between C-reactive protein-triglyceride-glucose index and cardiovascular disease: insights from the China health and retirement longitudinal study (CHARLS) Open
View article: The delta/alpha ratio in sleep EEG increases with the severity of depression in patients over 50 years old
The delta/alpha ratio in sleep EEG increases with the severity of depression in patients over 50 years old Open
DAR values strongly correlate with depression severity, suggesting their potential use as a diagnostic marker. NREM-DAR may be a risk factor for severe depression, while REM-DAR may serve as a protective factor.
View article: Situation Awareness and Tracking Algorithm for Countering Low-Altitude Swarm Target Threats
Situation Awareness and Tracking Algorithm for Countering Low-Altitude Swarm Target Threats Open
The escalating threat posed by low-altitude swarm targets underscores the critical need for precise tracking and situation awareness to secure key areas. While existing tracking methods based on random matrix theory offer promising opportu…
View article: Narrowband Radar Micromotion Targets Recognition Strategy Based on Graph Fusion Network Constructed by Cross-Modal Attention Mechanism
Narrowband Radar Micromotion Targets Recognition Strategy Based on Graph Fusion Network Constructed by Cross-Modal Attention Mechanism Open
In the domain of micromotion target recognition, target characteristics can be extracted through either broadband or narrowband radar echoes. However, due to technical limitations and cost constraints in acquiring broadband radar waveform …
View article: Multi-Baseline Bistatic SAR Three-Dimensional Imaging Method Based on Phase Error Calibration Combining PGA and EB-ISOA
Multi-Baseline Bistatic SAR Three-Dimensional Imaging Method Based on Phase Error Calibration Combining PGA and EB-ISOA Open
Tomographic synthetic aperture radar (TomoSAR) is an advanced three-dimensional (3D) synthetic aperture radar (SAR) imaging technology that can obtain multiple SAR images through multi-track observations, thereby reconstructing the 3D spat…
View article: Unlocking ultra-low temperature performance: an anti-freezing, high-conductivity, biodegradable hydrogel electrolyte for supercapacitors down to −60 °C
Unlocking ultra-low temperature performance: an anti-freezing, high-conductivity, biodegradable hydrogel electrolyte for supercapacitors down to −60 °C Open
SCG-Zn hydrogel electrolyte prepared from polysaccharides exhibits exceptional freeze resistance down to −60 °C, delivering ultrahigh ionic conductivity (13.32 mS cm −1 ) and enabling supercapacitor with superior capacity retention after 2…
View article: Investigating the Combined Effect of Triglyceride-Glucose and Chinese visceral adiposity Index on Cardiovascular Diseases Risk in Middle-aged and Older Adults: A Cohort Study
Investigating the Combined Effect of Triglyceride-Glucose and Chinese visceral adiposity Index on Cardiovascular Diseases Risk in Middle-aged and Older Adults: A Cohort Study Open
Background: Cardiovascular diseases (CVDs) have become a significant public health issue, with a strong link to insulin resistance (IR). the triglyceride-glucose (TyG) index and Chinese visceral adiposity index (CVAI) are key indicators in…
View article: Improved Phase Gradient Autofocus Method for Multi-Baseline Circular Synthetic Aperture Radar Three-Dimensional Imaging
Improved Phase Gradient Autofocus Method for Multi-Baseline Circular Synthetic Aperture Radar Three-Dimensional Imaging Open
Multi-baseline circular synthetic aperture radar (MB CSAR) can be applied to obtain a three-dimensional (3D) image of the observation scene. However, the phase error caused by radar platform motion or atmospheric propagation delay restrict…
View article: Modified Hybrid Integration Algorithm for Moving Weak Target in Dual-Function Radar and Communication System
Modified Hybrid Integration Algorithm for Moving Weak Target in Dual-Function Radar and Communication System Open
To detect moving weak targets in the dual function radar communication (DFRC) system of an orthogonal frequency division multiplexing (OFDM) waveform, a modified hybrid integration method is addressed in this paper. A high-speed aircraft c…
View article: Foliage-Concealed Target Change Detection Scheme Based on Convolutional Neural Network in Low-Frequency Ultrawideband SAR Images
Foliage-Concealed Target Change Detection Scheme Based on Convolutional Neural Network in Low-Frequency Ultrawideband SAR Images Open
The low-frequency ultrawideband synthetic aperture radar (UWB SAR) has the ability of the foliage-penetrating and high-resolution imaging, which can detect the foliage-concealed target. However, due to low-frequency UWB SAR characteristics…
View article: Low-Frequency Ultrawideband Synthetic Aperture Radar Foliage-Concealed Target Change Detection Strategy Based on Image Stacks
Low-Frequency Ultrawideband Synthetic Aperture Radar Foliage-Concealed Target Change Detection Strategy Based on Image Stacks Open
Low-frequency ultrawideband synthetic aperture radar (UWB SAR) has high-resolution imaging and foliage-penetrating ability, which can detect the foliage-concealed target. However, due to the jungle detection environment and the low-frequen…
View article: Multimodal Dynamic Luminescence from Self-Activated Na2CaGe2O6 Phosphor via Defects Manipulation
Multimodal Dynamic Luminescence from Self-Activated Na2CaGe2O6 Phosphor via Defects Manipulation Open
View article: Contents list
Contents list Open
View article: Differential expression of zinc finger CCHC-type superfamily proteins in thyroid carcinoma and their associations with tumor immunity
Differential expression of zinc finger CCHC-type superfamily proteins in thyroid carcinoma and their associations with tumor immunity Open
View article: A Modified Hybrid Integration Algorithm for Moving Weak Target on Ofdm Integrated Radar and Communication System ⋆
A Modified Hybrid Integration Algorithm for Moving Weak Target on Ofdm Integrated Radar and Communication System ⋆ Open
View article: Comparison of peripherally inserted central catheters (PICCs) versus totally implantable venous-access ports in pediatric oncology patients, a single center study
Comparison of peripherally inserted central catheters (PICCs) versus totally implantable venous-access ports in pediatric oncology patients, a single center study Open
View article: Research on the Influence of Environmental Pressure on the Combustion Characteristics and Fire Spread of Building External Wall Insulation Materials
Research on the Influence of Environmental Pressure on the Combustion Characteristics and Fire Spread of Building External Wall Insulation Materials Open
Building external wall insulation materials are widely used in the construction industry, which is one of the main materials for building energy saving. In order to study the combustion characteristics and fire spread behaviour of typical …
View article: A Novel Physical Model of Coal and Gas Outbursts Mechanism: Insights into the Process and Initiation Criterion of Outbursts
A Novel Physical Model of Coal and Gas Outbursts Mechanism: Insights into the Process and Initiation Criterion of Outbursts Open
View article: An Improved Phase-Derived Range Method Based on High-Order Multi-Frame Track-Before-Detect for Warhead Detection
An Improved Phase-Derived Range Method Based on High-Order Multi-Frame Track-Before-Detect for Warhead Detection Open
It is crucial for a ballistic missile defense system to discriminate the true warhead from decoys. Although a decoy has a similar shape to the warhead, it is believed that the true warhead can be separated by its micro-Doppler features int…
View article: Micro-Motion Parameter Extraction for Ballistic Missile with Wideband Radar Using Improved Ensemble EMD Method
Micro-Motion Parameter Extraction for Ballistic Missile with Wideband Radar Using Improved Ensemble EMD Method Open
Micro-motion parameters extraction is crucial in recognizing ballistic missiles with a wideband radar. It is known that the phase-derived range (PDR) method can provide a sub-wavelength level accuracy. However, it is sensitive and unstable…
View article: Distribution and Influence of Optimal Structural Parameters to Low-frequency Sound Absorption Property of the Microperforated Panel Absorber
Distribution and Influence of Optimal Structural Parameters to Low-frequency Sound Absorption Property of the Microperforated Panel Absorber Open
Noise pollution is a global problem, no matter in developed or developing countries, which makes the noise reduction one research focus all over the world. microperforated panel (MPP) absorber is supposed as a potential and practical candi…
View article: Investigation on Terminal Correction in Theoretical Model of the Microperforated Panel Absorber
Investigation on Terminal Correction in Theoretical Model of the Microperforated Panel Absorber Open
Microperforated panel (MPP) absorber is promising sound absorbing structure for the noise reduction. It is extremely especially to construct accurate theoretical sound absorbing model of the MPP structure for design and development of an e…
View article: Effect of the Anisotropy Mechanical Properties on LN Crystals Fixed-Abrasive Lapping
Effect of the Anisotropy Mechanical Properties on LN Crystals Fixed-Abrasive Lapping Open
The anisotropy of lithium niobate (LN) single crystals in mechanical properties affects its material removal uniformity during lapping. The nano-indentation hardness (HI) and elastic modulus(E) of Z-cut wafer and X-cut wafer were measured …
View article: Wavelet Support Vector Machine Algorithm in Power Analysis Attacks
Wavelet Support Vector Machine Algorithm in Power Analysis Attacks Open
Template attacks and machine learning are two powerful methods in the field of side channel attack. In this paper, we aimed to contribute to the novel application of support vector machine (SVM) algorithm in power analysis attacks. Especia…
View article: Surface roughness prediction model and experimental results based on multi-wavelength fiber optic sensors
Surface roughness prediction model and experimental results based on multi-wavelength fiber optic sensors Open
The surface roughness prediction model based on a support vector machine was proposed and the multi-wavelength fiber optic sensor was established. The specimens with different surface roughness selected as the test samples were analyzed by…