资讯

This image, taken with an electron microscope, shows two compact chromium oxide resistors in series with a quantum phase-slip nanowire. (The nanowire is too small to see at this scale.) ...
Chromium-6 ends up in water via pollution, but also may be naturally occurring. Walker and Andrews said it isn't yet clear how much of the nation's chromium is due to pollution versus natural ...
Next, you need a USB flash drive that’s either 8GB or 16GB only, and no bigger or smaller stick will work due to the way CloudReady mounts the Chromium image.
Nearly 200 million Americans across all 50 states have been exposed through their tap water to higher-than-recommended levels of chromium-6, a cancer-causing chemical, according to a new report ...