At a 5,000-year-old tomb in Spain, researchers found what is likely the largest known collection of beads ever discovered at a burial site Sarah Kuta Daily Correspondent Researchers estimate the ...

Whether kids are building, unboxing, or immersing themselves in imaginative worlds, these upcoming toys promise fun, ...

在处理EMC问题时，常用的方法包括使用磁珠、电感和电容这三种组件。 1-磁珠（Ferrite Beads）抑制的原理和应用范围 磁珠是一种电子组件，通常由铁氧体等材料制成，具有高导磁性。它们被用来抑制高频电路中的电磁干扰（EMI）和电源线上的噪声。 磁珠的功能 ...

Graduate School of Science and Technology, Kumamoto University, 2-39-1 Kurokami, Chuo-ku, Kumamoto 860-8555, Japan ...

Composite photograph of beads weighing an average of 0.0708 grams and measuring 5 millimeters in diameter, taken from a ton of scallops found at the Montelirio site in southern Spain. D.W.W. The ...

Adapter ligated DNA was purified with 2X Ampure beads (Beckman Coulter) and eluted in 40 µl of 10 mM Tris-Cl pH 8.5. DNA was stored at −20 C until further processing. To locate psoralen interstrand ...

The U.S. aircraft will be headed to Europe later in 2025 to, among other things, participate in Bristow, Avinor and the CAA’s plans that will set the foundation for scaling zero- and low-emission ...