Shiyuan Yu

Expanded Graphite Microcapsules Chelating Copper Ions to Enhance Flame Retardancy, Smoke Suppression, and Thermal Conductivity of NR / BR Composites

Shiyuan Yu, Wenzong Xu, Zhengqiang Wang, Zhongqiong Qin et autres

ABSTRACT Natural rubber (NR) and cis‐polybutadiene rubber (BR) are widely used due to their respective advantages, such as high strength, excellent processability, wear resistance, and low‐temperature resistance. However, the high flammability and the toxic smoke released during combustion of these two rubbers …

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Supramolecular Flame‐Retardant Synergist in Combination with Aluminum Diethylphosphinate: A New Strategy for Improving the Flame Retardancy and Mechanical Properties of Natural Rubber Composites

Shiyuan Yu, Wenzong Xu, Jing Guo, Jiayan Zhang et autres

ABSTRACT Natural rubber (NR) has high elasticity, high tensile strength, and excellent processing performance, but its high flammability limits its application. Adding aluminum diethylphosphinate (ADP) to natural rubber can improve its flame retardancy, but its mechanical properties will be greatly reduced. Therefore, …

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Knowledge fusion guided pre-training non-intrusive load sparse sample recognition

Yanmei Jiang, Lin Liu, Mingsheng Liu, Hao Ming Peng et autres

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Reduced phosphatidylcholine and phosphatidylethanolamine levels correlate with inflammatory activation in sepsis-associated encephalopathy

Mubing Qin, Shiyuan Yu, Xin Lu, Chao Gong et autres

BACKGROUND: Sepsis-associated encephalopathy (SAE) is a severe complication of sepsis, often leading to poor neurological outcomes. Lipid molecules are increasingly recognized for their potential involvement in both sepsis and cognitive impairment. However, the relationship between lipidomic alterations and SAE remains incompletely understood. …

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Study on the Effect of Hydrogen Addition on the Explosion Characteristics of Magnesium Dust

Xu Chen, Ying Wang, Dan Wang, Zhili He et autres

Magnesium dust is one of the most commonly used metal materials in industrial production. Magnesium is highly susceptible to reacting with water to generate H2, forming an H2/magnesium dust explosive environment. In this paper, the explosion propagation process of the H2/magnesium dust …

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Cultivation Method-Driven Aroma Diversification in Antrodia cinnamomea: GC-IMS and Bioelectronic Sensors Reveal Distinctive Volatile Fingerprints

Xiaofeng Ma, Na Zhang, Shiyuan Yu, Tianyu Shi et autres

Antrodia cinnamomea, a renowned rare medicinal fungus in China, is rich in active components, exhibiting pharmacological effects, such as liver protection, hypoglycemic activity, and anti-tumor properties. Aiming to address the lack of horizontal comparative studies on volatile components of A. cinnamomea under …

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Lamformer: LSTM-enhanced agent attention and mixture-of-experts transformer for efficient stock price prediction

Xiuyu Li, Xiong Li, Shiyuan Yu, Botao Jiang

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Fabrication of Flame Retardant NR/BR Composites With Excellent Vulcanization Characteristics and Mechanical Properties Based on a Novel Phosphorus–Nitrogen Microencapsulated Flame Retardant

Zhihui Zhang, Wenzong Xu, Shiyuan Yu, Yunlong Xie

ABSTRACT Natural rubber (NR) has high strength and excellent processability, and cis ‐polybutadiene rubber (BR) has excellent abrasion and low‐temperature resistance, but both NR and BR are highly flammable in air, and it is a challenge to improve the flame retardant properties …

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A multidirectional wide-band piezoelectric vibration energy harvester based on the magnetic coupling effect

Shuai Duan, Yongqiang Zhu, Shiyuan Yu, Long Zhang et autres

The variability of vibration direction and the randomness of frequency in the environment pose a serious challenge to the development of efficient energy harvesting devices. Based on this, a multidirectional wide-band piezoelectric vibration energy harvester (MWB-PVEH) based on magnetic coupling effect is …

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Simulation and Optimal Design of the Driving Unit of Pipeline Cleaning Robots Driven by High-Pressure Water

Minghui Wu, Shiyuan Yu

In pipeline cleaning robots, the number of impeller cavities, the width of blades, and the diameter of the water inlet in the water-driven unit will directly affect the output torque of the driving unit, thereby influencing the cleaning efficiency and effect. Aiming …

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Enhancing Flame Retardancy, Smoke Suppression, and Mechanical Properties of Natural Rubber/Cis‐Polybutadiene Rubber Composites via Fe( III )‐Complexed Boron Phenolic Resin Coated Aluminium Diethyl Hypophosphite

Zhihui Zhang, Wenzong Xu, Jiayan Zhang, Shiyuan Yu et autres

ABSTRACT Natural rubber (NR) has high strength and excellent processing performance, and cis‐polybutadiene rubber (BR) has excellent abrasion resistance and low temperature resistance, but both NR and BR are highly flammable and emit large amounts of smoke. Therefore, it is a challenge …

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Spatial-Temporal Direct-Digital Beamforming Power Amplifier with Enhanced Back-Off Efficiency in a 24GHz Phased Array

Yutian Zhao, Yiyang Song, Weiyan Gu, Shiyuan Yu et autres

mm-Wave transmitters face challenges such as degraded back-off efficiency and the use of low-efficiency and bulky phase shifters when transmitting high-order constellations with a typical peak-to-average power ratio (PAPR) of 7 to 9.5dB for 5G systems and beyond. Traditional methods address beamforming …

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