macroscopic fiber
41Metals conservation — The bronze apoxyomenos, ,dated between 1st and 2nd century BC,found and recovered from Adriatic sea near small island Vele Oryule,near island Loshiny, example of archaeological metals conservation, Croatia Metals conservation, or more precisely… …
42Space elevator — A space elevator for Earth would consist of a cable anchored to the Earth s equator, reaching into space. By attaching a counterweight at the end (or by further extending the cable upward for the same purpose), the center of mass is kept well… …
43Tier 1 network — A tier 1 network is an Internet Protocol (IP) network that participates in the Internet solely via settlement free interconnection, also known as settlement free peering. Contents 1 Definition 2 History 3 Routing 4 …
44Tensile strength — sigma {UTS}, or S U is the stress at which a material breaks or permanently deforms. Tensile strength is an intensive property and, consequently, does not depend on the size of the test specimen. However, it is dependent on the preparation of the …
45Ceramic materials — Ceramic Si3N4 bearing parts Ceramic materials are inorganic, non metallic materials and things made from them. They may be crystalline or partly crystalline. They are formed by the action of heat and subsequent cooling.[1] Clay was one of the… …
46Diamond — This article is about the mineral. For the gemstone, see Diamond (gemstone). For other uses, including the shape ◊, see Diamond (disambiguation) …
47Refractive index — Refraction of light at the interface between two media. In optics the refractive index or index of refraction of a substance or medium is a measure of the speed of light in that medium. It is expressed as a ratio of the speed of light in vacuum… …
48Sensor — For other uses, see Sensor (disambiguation). Sensors redirects here. For other uses, see Sensors (disambiguation). Detector redirects here. For other uses, see Detector (disambiguation). Thermocouple sensor for high temperature measurement A… …
49UUNET — is one of the largest Internet service providers and one of the nine Tier 1 networks. It is based in Northern Virginia and is the first commercial Internet service provider.In the late 1990s UUNET was known as a haven for hosts who send large… …
50Compressive strength — is the capacity of a material or structure to withstand axially directed pushing forces. When the limit of compressive strength is reached, materials are crushed. Concrete can be made to have high compressive strength, e.g. many concrete… …
