Matches in DBpedia 2016-04 for { <http://dbpedia.org/resource/Glass_transition> ?p ?o }
- Glass_transition abstract "The glass–liquid 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 \"glassy\" state into a molten or rubber-like state, as the temperature is increased. An amorphous solid that exhibits a glass transition is called a glass. The reverse transition, achieved by supercooling a viscous liquid into the glass state, is called vitrification.The glass-transition temperature Tg of a material characterizes the range of temperatures over which this glass transition occurs. It is always lower than the melting temperature, Tm, of the crystalline state of the material, if one exists.Hard plastics like polystyrene and poly(methyl methacrylate) are used well below their glass transition temperatures, that is in their glassy state. Their Tg's are well above room temperature, both at around 100°C. Rubber elastomers like polyisoprene and polyisobutylene are used above their Tg's, that is, in the rubbery state, where they are soft and flexible.Despite the massive change in the physical properties of a material through its glass transition, the transition is not itself a phase transition of any kind; rather it is a laboratory phenomenon extending over a range of temperature and defined by one of several conventions. Such conventions include a constant cooling rate (20 K/min) and a viscosity threshold of 1012 Pa·s, among others. Upon cooling or heating through this glass-transition range, the material also exhibits a smooth step in the thermal-expansion coefficient and in the specific heat, with the location of these effects again being dependent on the history of the material. However, the question of whether some phase transition underlies the glass transition is a matter of continuing research.".
- Glass_transition thumbnail Tgdscenglish.svg?width=300.
- Glass_transition wikiPageExternalLink kjrao.pdf.
- Glass_transition wikiPageExternalLink node4.html.
- Glass_transition wikiPageExternalLink tg.htm.
- Glass_transition wikiPageExternalLink index.php.
- Glass_transition wikiPageExternalLink 305.
- Glass_transition wikiPageExternalLink GlassTrans.htm.
- Glass_transition wikiPageExternalLink 395.pdf.
- Glass_transition wikiPageID "22122416".
- Glass_transition wikiPageLength "38667".
- Glass_transition wikiPageOutDegree "187".
- Glass_transition wikiPageRevisionID "701971281".
- Glass_transition wikiPageWikiLink Acrylonitrile_butadiene_styrene.
- Glass_transition wikiPageWikiLink Activation_energy.
- Glass_transition wikiPageWikiLink Amorphous_metal.
- Glass_transition wikiPageWikiLink Amorphous_solid.
- Glass_transition wikiPageWikiLink Amplitude.
- Glass_transition wikiPageWikiLink Anisotropy.
- Glass_transition wikiPageWikiLink Annealing_(glass).
- Glass_transition wikiPageWikiLink Benzene.
- Glass_transition wikiPageWikiLink Boron.
- Glass_transition wikiPageWikiLink Butyl_rubber.
- Glass_transition wikiPageWikiLink Calcium.
- Glass_transition wikiPageWikiLink Category:Condensed_matter_physics.
- Glass_transition wikiPageWikiLink Category:Cryobiology.
- Glass_transition wikiPageWikiLink Category:Glass_engineering_and_science.
- Glass_transition wikiPageWikiLink Category:Glass_physics.
- Glass_transition wikiPageWikiLink Category:Phase_transitions.
- Glass_transition wikiPageWikiLink Category:Polymer_chemistry.
- Glass_transition wikiPageWikiLink Category:Rubber_properties.
- Glass_transition wikiPageWikiLink Category:Threshold_temperatures.
- Glass_transition wikiPageWikiLink Ceramic_engineering.
- Glass_transition wikiPageWikiLink Chalcogenide.
- Glass_transition wikiPageWikiLink Charge_density.
- Glass_transition wikiPageWikiLink Chemical_bond.
- Glass_transition wikiPageWikiLink Chemical_kinetics.
- Glass_transition wikiPageWikiLink Composite_material.
- Glass_transition wikiPageWikiLink Compressibility.
- Glass_transition wikiPageWikiLink Copolymer.
- Glass_transition wikiPageWikiLink Covalent_bond.
- Glass_transition wikiPageWikiLink Crystal.
- Glass_transition wikiPageWikiLink Crystallinity.
- Glass_transition wikiPageWikiLink Crystallization.
- Glass_transition wikiPageWikiLink Deformation_(engineering).
- Glass_transition wikiPageWikiLink Density.
- Glass_transition wikiPageWikiLink Dielectric.
- Glass_transition wikiPageWikiLink Differential_scanning_calorimetry.
- Glass_transition wikiPageWikiLink Dilatometer.
- Glass_transition wikiPageWikiLink Elasticity_(physics).
- Glass_transition wikiPageWikiLink Electrical_resistance_and_conductance.
- Glass_transition wikiPageWikiLink Electrical_resistivity_and_conductivity.
- Glass_transition wikiPageWikiLink Electron.
- Glass_transition wikiPageWikiLink Electron_mobility.
- Glass_transition wikiPageWikiLink Elemental.
- Glass_transition wikiPageWikiLink File:KauzmannParadox.png.
- Glass_transition wikiPageWikiLink File:Tgdilatometric.gif.
- Glass_transition wikiPageWikiLink File:Tgdscenglish.svg.
- Glass_transition wikiPageWikiLink Fourier_series.
- Glass_transition wikiPageWikiLink Freezing.
- Glass_transition wikiPageWikiLink Fused_quartz.
- Glass_transition wikiPageWikiLink Gibbs_free_energy.
- Glass_transition wikiPageWikiLink Glass.
- Glass_transition wikiPageWikiLink Glass_transition.
- Glass_transition wikiPageWikiLink Glasses.
- Glass_transition wikiPageWikiLink Heat_capacity.
- Glass_transition wikiPageWikiLink Ironing.
- Glass_transition wikiPageWikiLink Isotropy.
- Glass_transition wikiPageWikiLink Kinetic_theory_of_gases.
- Glass_transition wikiPageWikiLink Liquid.
- Glass_transition wikiPageWikiLink Longitudinal_wave.
- Glass_transition wikiPageWikiLink Mean_free_path.
- Glass_transition wikiPageWikiLink Melting_point.
- Glass_transition wikiPageWikiLink Metal.
- Glass_transition wikiPageWikiLink Metallic_bonding.
- Glass_transition wikiPageWikiLink Natural_rubber.
- Glass_transition wikiPageWikiLink Navier–Stokes_equations.
- Glass_transition wikiPageWikiLink Nearly_free_electron_model.
- Glass_transition wikiPageWikiLink New_car_smell.
- Glass_transition wikiPageWikiLink Norbornene.
- Glass_transition wikiPageWikiLink Nylon.
- Glass_transition wikiPageWikiLink Order_and_disorder_(physics).
- Glass_transition wikiPageWikiLink Order_of_magnitude.
- Glass_transition wikiPageWikiLink Outgassing.
- Glass_transition wikiPageWikiLink Periodic_table.
- Glass_transition wikiPageWikiLink Phase_transition.
- Glass_transition wikiPageWikiLink Phonon.
- Glass_transition wikiPageWikiLink Phosphorus.
- Glass_transition wikiPageWikiLink Phthalate.
- Glass_transition wikiPageWikiLink Plasticizer.
- Glass_transition wikiPageWikiLink Poly(methyl_methacrylate).
- Glass_transition wikiPageWikiLink Polyamide.
- Glass_transition wikiPageWikiLink Polycarbonate.
- Glass_transition wikiPageWikiLink Polychlorotrifluoroethylene.
- Glass_transition wikiPageWikiLink Polyethylene.
- Glass_transition wikiPageWikiLink Polyethylene_terephthalate.
- Glass_transition wikiPageWikiLink Polyhydroxybutyrate.
- Glass_transition wikiPageWikiLink Polylactic_acid.
- Glass_transition wikiPageWikiLink Polymer.
- Glass_transition wikiPageWikiLink Polymorphism_(materials_science).