mechanical vitrification temperature

См. также в других словарях:

• Glass transition temperature — The glass transition temperature, T g, is the temperature at which an amorphous solid, such as glass or a polymer, becomes brittle on cooling, or soft on heating. More specifically, it defines a pseudo second order phase transition in which a… …   Wikipedia

• Glass transition — The liquid glass transition (or glass transition for short) is the reversible transition in amorphous materials (or in amorphous regions within semicrystalline materials) from a hard and relatively brittle state into a molten or rubber like state …   Wikipedia

• Sintering — is a method used to create objects from powders. It is based on atomic diffusion. Diffusion occurs in any material above absolute zero but it occurs much faster at higher temperatures. In most sintering processes the powdered material is held in… …   Wikipedia

• Cryopreservation — of plant shoots. Open tank of liquid nitrogen behind …   Wikipedia

• Cryobiology — is the branch of biology that studies the effects of low temperatures on living things. The word cryobiology is derived from the Greek words cryo = cold, bios = life, and logos = science. In practice, cryobiology is the study of biological… …   Wikipedia

• Glass — This article is about the material. For other uses, see Glass (disambiguation). Moldavite, a natural glass formed by meteorite impact, from Besednice, Bohemia …   Wikipedia

• Radioactive waste — 2007 ISO radioactivity danger logo, designed in part for long term radioactive waste depositories which might survive into a far future time in which all knowledge of the meaning of present common radiation danger symbols and signs has been lost… …   Wikipedia

• Optical fiber — A bundle of optical fibers A TOSLINK fiber optic audio c …   Wikipedia

• Cryonics — For the study of the production of very low temperatures, see Cryogenics. Technicians prepare a patient for cryopreservation. Cryonics (from Greek kryos meaning icy cold) is the low temperature preservation of humans and animals who can no longer …   Wikipedia

• Materials science — Simulation of the outside of the Space Shuttle as it heats up to over 1,500 °C (2,730 °F) during re entry into the Earth s atmosphere Materials science is an interdisciplinary field applying the properties of matter to various areas of… …   Wikipedia

• pottery — /pot euh ree/, n., pl. potteries. 1. ceramic ware, esp. earthenware and stoneware. 2. the art or business of a potter; ceramics. 3. a place where earthen pots or vessels are made. [1475 85; POTTER1 + Y3] * * * I One of the oldest and most… …   Universalium