In 2010, the FDA approved Botox as a treatment for chronic migraine. Get more information about how and why it can help with this migraine subtype. In 2010, the FDA approved Botox as a treatment for chronic migraine.
In modern lithography, the image is made of a polymer coating applied to a flexible aluminum plate. The image can be printed directly from the plate (the orientation of the image is reversed), or it can be offset, by transferring the image onto a flexible sheet (rubber) for printing and publication.
Semiconductor Fabrication: Photolithography. Photolithography, literally meaning light-stone-writing in Greek, is the process by which patterns on a semiconductor material can be defined using light. It is the means by which the small-scale features of integrated circuits are created.emiconductor Fabrication: Photolithography. Photolithography, literally meaning light-stone-writing in Greek, is the process by which patterns on a semiconductor material can be defined using light. It is the means by which the small-scale features of integrated circuits are created.