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Supercritical fluid chromatography is generally divided into three parts, namely the mobile phase system, separation system and detection system.  　　The mobile phase system mainly includes the mobile...[Details]

Large-scale operation has become one of the core barriers of the power battery industry. The first release of production capacity is expected to lock in a larger market share in advance, and the scal...[Details]

With the development of communication technology, handheld wireless RF circuit technology is increasingly used, such as wireless pagers, mobile phones, wireless PDAs, etc. The performance indicator...[Details]

Every change in the "wall-to-wall electricity sales" policy is like a "stone" thrown into a calm lake, which always causes "ripples" in the industry. On December 9, the Jiangsu Energy Supervis...[Details]

The price of LED bulbs is falling. A year ago, you could buy a Philips 60W dimmable LED bulb to replace an old-fashioned bulb for about $50 , but today, you can buy its home-brand 8W, 800-lumen Insi...[Details]

When a novice uses ICC programming, some errors often occur. Here are some common error reports. Some of the errors here are deliberately made for demonstration. You are welcome to report the errors y...[Details]

Today we checked on Tianyancha and found that Smartisan Technology (Shanghai) Co., Ltd., which is wholly owned by Smartisan Technology (Beijing) Co., Ltd., had been cancelled on August 12, 2019. The ...[Details]

According to foreign media reports, driven by strong demand for home office and learning equipment, as well as strong demand for chips, the production capacity of wafer foundry TSMC has continued to ...[Details]

1. Instrument name and model: N5171B signal generator is also called signal source; 2. Fault manifestation: The customer describes the instrument output amplitude deviation; 3. Inspection and mai...[Details]

The role of the header file INTRINS.H in KEIL In C51 single-chip microcomputer programming, the functions of the header file INTRINS.H will make you use it as easily as when using assembly. Int...[Details]

 I remember one time I applied for an ARM-Linux software engineer position. I was asked how virtual memory is managed in ARM. Since I only knew about MMU in X86 platform, I was stumped. It turned out ...[Details]

On December 25, at the IEEE International Electron Devices Meeting (IEDM) held in San Francisco in early December this year, IBM researchers demonstrated the first advanced CMOS transistor optimize...[Details]

      June 16 news Apple iPhone 12/Pro is expected to adopt a new design with flat borders similar to the iPad Pro, and it can also be traced back to the era of iPhone 4 and iPhone 5. This week's new...[Details]

BYD said in the announcement that it has launched a 27-meter-long double-articulated electric bus. The electric bus can run 300 kilometers on a single charge and can carry 250 passengers. The bus, wh...[Details]

Recently, Chengxin Zhilian has launched its innovative achievement, the CXP-FUSION micro high-precision positioning intelligent terminal, and has launched it on the market. This c...[Details]