Algae are the new delivery drivers: they are tiny enough to float in inhalable liquid particles and travel deep inside the ...

Until now. Two laboratories recently used cryo-electron microscopy to directly image atoms in a protein molecule with a resolution of about 1.2 x 10-7 millimeters or 1.2 ångströms. The previous ...

The FEI Philips XL 40 Environmental Scanning Microscope (ESEM) is a large-chamber, tungsten source, environmental scanning electron microscope capable of high and low vacuum imaging. The FEI Philips ...