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Abstract: The deep Ultraviolet (UV) light with wavelength range of 240~280nm is well known as a light inactivation treatment with the damage of DNA and RNA of virus. Because of its compact size, ...

Abstract: This paper proposes a novel single-stage light-emitting diode (LED) driver for street-lighting applications with power factor corrections (PFC). The presented driver integrates a modified ...

SunFounder has sent us a sample of the Pironman 5 Pro Max tower PC case for Raspberry Pi 5 for review alongside a PiPower 5 ...

An Arduino library for 7-segment display modules based on the TM1637 chip, such as Seeed Studio's Grove 4 digit display. The TM1637 chip also has keyboard input capability, but it's not implemented in ...

The Radxa Taco is a carrier board for a Raspberry Pi Compute Module that gives you ethernet, USB, and HDMI ports plus a microSD card reader and M.2 2280 and M.2 2230 slots. But this board also has ...

昌宁县气象台2026年3月28日18时40分发布冰雹橙色预警信号：预计未来6小时，我县田园、鸡飞、卡斯、柯街、大田坝、漭水等乡镇将出现冰雹天气，请做好防范。（预警信息来源：国家预警信息发布中心） ...

Blackmagic 专为苹果 Vision Pro 内容打造的 URSA Cine Immersive 摄影机现已上市，国行售价高达 215250 元。 这款高端摄影机于 2024 年 6 月首次发布，是适配苹果 Vision Pro 所采用的苹果沉浸式视频格式（Apple Immersive Video）的端到端工作流设备。苹果沉浸式视频可提供 8K 3D 影像，视野达 180 度，同时支持空 ...

It's never too late to start working out. The Amazon Spring Sale has some great deals on a variety of fitness equipment that won't take up much space in your house but will still give you a variety of ...