Electron microscopy uses a beam of electrons to illuminate a sample and achieve much higher spatial resolution than light microscopy. Transmission electron microscopy generates an image of the ...

Combine scanning electron microscopy and elemental analytics: the best-in-class EDS geometry of Sigma increases your analytical productivity, especially on beam sensitive samples. Get analytical ...

General principles are formulated for the objective reconstruction of a three dimensional object from a set of electron microscope images. These principles are applied to the calculation of a ...

Scientists have discovered a unique sequence of minerals that formed from evaporated water in samples from Bennu.

Arrowheads indicate the positions of oocyte chromosomes. Magnified regions (right ... (A) The internal structure of the giant structure in MII oocytes was analyzed by correlative light and electron ...

Natural resistance-associated macrophage proteins (NRAMPs) have been shown to transport a wide range of divalent metal ions, such as manganese (Mn), cadmium (Cd), and Iron (Fe). Iron is an essential ...

Guard cells are pairs of epidermal cells that control gas diffusion by regulating the opening and closure of stomatal pores. Guard cells, like other types of plant cells, are surrounded by a ...

The electronics and memory are checked, and any necessary repairs made. Chips are scrutinized under a microscope. The cockpit voice recorder collects radio transmissions and sounds such as the ...