Science news articles about 'silica shell'

... plankton, under a microscope. The regularly structured silica shells of these tiny individual life forms ... biomineralization process are not yet fully understood, but the silica shells often provide inspiration for the synthesis ...

... than one hundredth of a millimeter in diameter and has a delicately sculptured silica shell - meet Clipeoparvus anatolicus, a microscopic alga of a diatom genus previously unknown to scientists ...

... and unsettling. As an alternative, the researchers created spheres of silica and filled them with perfluoropentane, a gas that has been used before ... contrast materials for medical imaging. The rigid silica shells help the new material last ...

... , they coated the chains with an additional layer of silica to allow for a silica shell to form around and stabilize ... by brief exposure to external fields during the silica coating process so that the particles temporarily ...

... with materials designed to be detected with very high sensitivity, then encased in see-through silica shells and bound to polyethylene glycol molecules ...

... – an ultra small, cancer-targeted, multimodal silica nanoparticle – which has recently been approved as an "investigational new ... of a meter, about the length of three atoms in a row.) The silica shell, essentially glass, is chemically inert ...

... yellow. This three-protein complex attaches to the silica shell while the diatom grows. In the absence ... , believes biosensors based on modifying a diatom's silica shell may prove useful for detecting threats such as explosives ...