High-Resolution XPS (HR-XPS) uses a monochromator which provides the following advantages over a standard x-ray source: • An x-ray energy distribution with reduced energy width improves chemical ...

HONG KONG, April 1, 2025 /PRNewswire/ -- Tencent Cloud, the cloud business of global technology company Tencent, today ...

Frothy and resembling an ice cream sundae — that’s how NASA described a newly-released, stunning image of a cosmic tornado ...