The most promising "engineering plastic" in t…

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HC Plastics News: Polyimide (PI) is a kind of high molecular polymer containing cyclic imide groups in molecular chains. It can be divided into homo-benzene type PI, soluble PI, polyamide-imide (PAI), polyether. Imine (PEI). As a special engineering material, it has been widely used in aerospace, ...

Microfluidic Diamond Sensor: Magnetically Moving Biopar…

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Abstract Diamond nanocrystals (white objects on the right side of the center) are used to map the magnetic field around the particles (the red object in the center). The particles float in a shallow bath of ionic liquid. By flowing the liquid using a voltage applied to the electrodes (4 light ...

Qingdao Energy Institute successfully prepared flexible…

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In recent years, with the promotion and application of portable electronic equipment and electric vehicles, today's society has presented new challenges for electrochemical energy storage devices. The traditional lithium-ion battery is subject to the lowe ...

What causes the excessive no-load current after the oil…

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What causes the excessive no-load current after the oil pump motor is repaired? Today, the editor of Dalan Motor will help you check one by one! 1. Increased air gap The main reason is: because the rotor of the oil pump motor rotates in the ventilation air containing certain impurities for a lon ...

Mr. Liu Yingfeng, deputy director of Henan Science and …

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Abstract Distinguished guests, experts and scholars: Good morning everyone! In the golden autumn season, we gathered in the beautiful green city of Zhengzhou to participate in the 7th Zhengzhou International Superhard Materials and Products Seminar jointly hosted by four units including the C ...

The Institute of Physics and others made progress in th…

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Sodium ion batteries have attracted more and more researchers' attention in recent years because of their abundant raw material reserves and low prices. Among many sodium ion cathode material systems, layered oxides are currently the systems with the most ...

How to optimize the products of solar street lamp manuf…

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Along with the changes in market conditions, the entire solar street lamp manufacturer ushered in a period of comprehensive outbreak of development. At that time, it attracted a lot of capital and the influx of enterprises, which made the industry very lively for a while. Market competition ...