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Ngày: Tháng 7 17, 2025

What Is the Role of the Collimator in XRF?

In X-ray fluorescence (XRF) spectrometry, a collimator plays a critical role in ensuring accurate and reliable analysis by directing the X-ray beam and minimizing unwanted radiation. It works by narrowing and shaping the beam emitted from the X-ray tube, allowing…

How to Tell If Gold Is Real Without Acid?

How can you determine whether gold is real—without using acid, scratching the surface, or damaging a valuable item? Traditional acid testing is no longer the only option. It’s not only tedious to perform but can also harm the metal’s surface.…

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