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Matches in DBpedia 2014 for { <http://dbpedia.org/resource/Getter> ?p ?o. }

• Getter abstract "A getter is a deposit of reactive material that is placed inside a vacuum system, for the purpose of completing and maintaining the vacuum. When gas molecules strike the getter material, they combine with it chemically or by adsorption. Thus the getter removes small amounts of gas from the evacuated space.The getter is usually a coating applied to a surface within the evacuated chamber.A vacuum is initially created by connecting a closed container to a vacuum pump. After achieving a vacuum, the container can be sealed, or the vacuum pump can be left running. Getters are especially important in sealed systems, such as vacuum tubes, including cathode ray tubes (CRTs), and vacuum insulated panels, which must maintain a vacuum for a long time. This is because the inner surfaces of the container release adsorbed gases for a long time after the vacuum is established. The getter continually removes this residual gas as it is produced. Even in systems which are continually evacuated by a vacuum pump, getters are also used to remove residual gas, often to achieve a higher vacuum than the pump could achieve alone. Although it weighs almost nothing and has no moving parts, a getter is itself a vacuum pump.Getters cannot react permanently with inert gases, though some getters will adsorb them in a reversible fashion. Also, hydrogen is usually handled by adsorption rather than reaction.Small amounts of gas within a vacuum tube will ionize, causing undesired conduction leading to major malfunction. Small amounts of gas within a vacuum insulated panel can greatly compromise its insulation value. Getters help to maintain the vacuum.".
• Getter thumbnail Getter_diagram.png?width=300.
• Getter wikiPageExternalLink gettering-gu74b-4cx800a.html.
• Getter wikiPageID "624224".
• Getter wikiPageRevisionID "594788479".
• Getter hasPhotoCollection Getter.
• Getter subject Category:Vacuum_tubes.
• Getter type Artifact100021939.
• Getter type Device103183080.
• Getter type ElectronicDevice103277771.
• Getter type Instrumentality103575240.
• Getter type Object100002684.
• Getter type PhysicalEntity100001930.
• Getter type Tube104494204.
• Getter type VacuumTubes.
• Getter type Whole100003553.
• Getter comment "A getter is a deposit of reactive material that is placed inside a vacuum system, for the purpose of completing and maintaining the vacuum. When gas molecules strike the getter material, they combine with it chemically or by adsorption. Thus the getter removes small amounts of gas from the evacuated space.The getter is usually a coating applied to a surface within the evacuated chamber.A vacuum is initially created by connecting a closed container to a vacuum pump.".
• Getter label "Gasbinder".
• Getter label "Getter (tecnologia del vuoto)".
• Getter label "Getter".
• Getter label "Getter".
• Getter label "Getter".
• Getter label "Getter".
• Getter label "Piège à gaz".
• Getter label "Геттер (газопоглотитель)".
• Getter sameAs Getr.
• Getter sameAs Getter.
• Getter sameAs Piège_à_gaz.
• Getter sameAs Getter_(tecnologia_del_vuoto).
• Getter sameAs Gasbinder.
• Getter sameAs Getter.
• Getter sameAs Getter.
• Getter sameAs m.02xw4l.
• Getter sameAs Q935396.
• Getter sameAs Q935396.
• Getter sameAs Getter.
• Getter wasDerivedFrom Getter?oldid=594788479.
• Getter depiction Getter_diagram.png.
• Getter isPrimaryTopicOf Getter.