Glossary A
Aligner is pertaining to the type of semiconductor manufacturing equipment used to transfer patterns onto wafers through the use of photolithography and exposure. Aligners can "align" a new pattern on a reticle or mask to patterns already on the wafer, hence the name aligner. (see Step and Repeat, Step and Scan below)
Analogue refers to a continuously variable signal which is the opposite of digital.
Analogue is representing something in the real world. The term is often used in comparison with digital , for example comparing analogue and digital computers or analog or digital electrical signals.
Antioxidant denotes a chemical approved for the control of oxidation or rancidity in food products. USDA approved antioxidants include: BHT, BHA, propyl gallate. Regulations limit concentration to 0.003% for individual chemicals, 0.006% for combinations.
Bevel gear is characterized as gear of conical form designed to operate on intersecting axes. These gears allow transmission of poweraround corners so to speak as their shafts intersect. Most commonly the shafts will intersect at a 90° angle. Straight bevel gears have teeth that are straight, radially from the gears center point.
Angular bevel gear is characterized as a gear in which the axes are not at right angles.