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IEEE19 小时
Newly designed high resolution X-ray microscope with a liquid lithium field ... - IEEE Xplore
A development of high-resolution X-ray microscope with a new type of field emission electron source is now in progress. The X-ray microscope is equipped with a lithium liquid metal electron source (Li ...
The beginning of the modern era of immunisation
On July 6, 1885, a vaccine for rabies was administered successfully to a nine-year-old boy named Joseph Meister under the ...