SEVERAL very ingenious methods for facilitating the microscopic examination of the structure of plant fossils have been recently described and illustrated in NATURE. No mention, so far as I have noted ...
During the 1960s, researchers worked to overcome a debilitating feature of epifluorescence microscopy — background signals. Efforts began in both America and Czechoslovakia to do away with these ...
White light interferometry (WLI) is a contact-free optical method for measuring surface height. It uses the phase difference between the light reflected off a reference mirror and the target sample to ...
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