Abstract: Rechargeable lithium batteries are described comprising an airtight container, electrodes immersed in an electrolytic solution and spaced apart by means of one or more separators, electrical contacts connected to the electrodes and a means for sorbing harmful substances formed of a multilayer polymeric sheet (10) comprised of an inner layer (12) of a polymeric material containing particles (11) of one or more getter materials for the sorption of the harmful substances, and at least one external protective layer (13) of a polymeric material impermeable to the electrolyte, wherein all the polymeric materials are permeable to the harmful substances.

Abstract: Rechargeable lithium batteries are described, comprising an airtight container, electrodes immersed in an electrolytic solution and spaced apart by means of one or more separators, electrical contacts connected to the electrodes and means (10) for sorbing harmful substances, the means comprising a polymeric housing (11, 12) being permeable to said harmful substances but impermeable to the electrolyte and containing one or more getter materials (14) for the sorption of said harmful substances.

Abstract: There are described dispensers (10; 20; 30; 40; 50; 60) of alkali or alkaline-earth metals, comprising deposits of getter materials (13; 23; 33; 43; 53; 63) and alkali or alkaline-earth metal sources (12, 22; 32; 42; 53; 63), in which the sources of alkali or alkaline-earth metal are protected from environmental gases by said deposits of getter materials.

Abstract: Electrolytic capacitors are provided having an airtight housing, electrodes immersed in an electrolytic solution, electrical contacts connected to the electrodes, and a device for sorption of harmful substances. The device is made of a multilayer polymeric sheet (10), which is formed of an inner layer (12) of polymeric material, containing particles of one or more getter materials (11) for sorption of the harmful substances, and at least one protective layer (13) of a polymeric material impermeable to the electrolyte. All of the polymeric materials are permeable to the harmful substances.

Abstract: A surface acoustic wave gas sensor, in particular a vacuum or hydrogen sensor, includes a piezoelectric substrate (1) on which at least one layer of a gas-sensitive material (6) is arranged between two inter-digital transducers (2, 3). The gas-sensitive material includes a getter material, such that the molecules sorbed by this getter material can vary the frequency of a signal transmitted between the two transducers (2, 3). A process for manufacturing this sensor is also provided using a mask to deposit the gas-sensitive material between the transducers, preferably by sputtering.

Abstract: Electrolytic capacitors are provided having an airtight housing, electrodes immersed in an electrolytic solution, electrical contacts connected to the electrodes, and a device for sorption of harmful substances. The device is made of a multilayer polymeric sheet (10), which is formed of an inner layer (12) of polymeric material, containing particles of one or more getter materials (11) for sorption of the harmful substances, and at least one protective layer (13) of a polymeric material impermeable to the electrolyte. All of the polymeric materials are permeable to the harmful substances.

Abstract: The specification teaches a system for manufacturing microelectronic, microoptoelectronic or micromechanical devices (microdevices) in which a contaminant absorption layer improves the life and operation of the microdevice. In an embodiment, a system for manufacturing the devices includes efficiently integrating a getter material in multiple microdevices.

Abstract: A technique for controlling an atmosphere within an enclosure involves providing a getter within the atmosphere of the enclosure. An LED manufactured according to the technique may include a getter within an enclosed volume of the LED device.

Abstract: The specification teaches a technique for manufacturing microelectronic, microoptoelectronic or micromechanical devices (microdevices) in which a contaminant absorption layer improves the life and operation of the microdevice. In an embodiment, a process for manufacturing the devices includes efficiently integrating a getter material.

Abstract: An electrolytic capacitor is provided having an airtight casing, electrodes immersed in an electrolytic solution, electrical contacts connected to the electrodes, and a means (10, 43) for sorption of harmful substances. The means for sorption of harmful substances includes a polymeric housing (11, 12) permeable to the harmful substances but impermeable to the electrolytic solution and contain one or more getter materials (14, 45) for sorption of the harmful substances.

Abstract: A surface acoustic wave gas sensor, in particular a vacuum or hydrogen sensor, includes a piezoelectric substrate (1) on which at least one layer of a gas-sensitive material (6) is arranged between two inter-digital transducers (2, 3). The gas-sensitive material includes a getter material, such that the molecules sorbed by this getter material can vary the frequency of a signal transmitted between the two transducers (2, 3). A process for manufacturing this sensor is also provided using a mask to deposit the gas-sensitive material between the transducers, preferably by sputtering.

Abstract: The specification teaches a system for manufacturing microelectronic, microoptoelectronic or micromechanical devices (microdevices) in which a contaminant absorption layer improves the life and operation of the microdevice. In an embodiment, a system for manufacturing the devices includes efficiently integrating a getter material in multiple microdevices.

Abstract: The specification teaches a device for use in the manufacturing of microelectronic, microoptoelectronic or micromechanical devices (microdevices) in which a contaminant absorption layer improves the life and operation of the microdevice. In a preferred embodiment the invention includes a mechanical supporting base, and a layer of a gas absorbing or purifier material is deposited on the base by a variety of techniques and a layer for temporary protection of the purification material is placed on top of the purification material. The temporary protection material is compatible for use in the microdevice and can be removed during the manufacture of the microdevice.

Abstract: The specification teaches a device for use in the manufacturing of microelectronic, microoptoelectronic or micromechanical devices (microdevices) in which a contaminant absorption layer improves the life and operation of the microdevice. In a preferred embodiment the invention includes a mechanical supporting base, and a layer of a gas absorbing or purifier material is deposited on the base by a variety of techniques and a layer for temporary protection of the purification material is placed on top of the purification material. The temporary protection material is compatible for use in the microdevice and can be removed during the manufacture of the microdevice.

Abstract: A technique for manufacturing a device that includes a deposit of getter material on a support involves treating the support on which the getter material is formed with a caustic fluid. An aspect of the technique is that it may clean and/or chemically activate the getter material without substantial damage to the getter material. The getter material may be formed on an internal wall of the device.

Abstract: The specification teaches a device for use in the manufacturing of microelectronic, microoptoelectronic or micromechanical devices (microdevices) in which a contaminant absorption layer improves the life and operation of the microdevice. In a preferred embodiment the invention includes a mechanical supporting base, and a layer of a gas absorbing or purifier material is deposited on the base by a variety of techniques and a layer for temporary protection of the purification material is placed on top of the purification material. The temporary protection material is compatible for use in the microdevice and can be removed during the manufacture of the microdevice.

Abstract: A technique for controlling an atmosphere within an enclosure involves providing a getter within the atmosphere of the enclosure. An LED manufactured according to the technique may include a getter within an enclosed volume of the LED device.

Abstract: The specification teaches a technique for manufacturing microelectronic, microoptoelectronic or micromechanical devices (microdevices) in which a contaminant absorption layer improves the life and operation of the microdevice. In an embodiment, a process for manufacturing the devices includes efficiently integrating a getter material.

Abstract: The specification teaches a system for manufacturing microelectronic, microoptoelectronic or micromechanical devices (microdevices) in which a contaminant absorption layer improves the life and operation of the microdevice. In an embodiment, a system for manufacturing the devices includes efficiently integrating a getter material in multiple microdevices.

Abstract: The specification teaches a device for use in the manufacturing of microelectronic, microoptoelectronic or micromechanical devices (microdevices) in which a contaminant absorption layer improves the life and operation of the microdevice. In a preferred embodiment the invention includes a mechanical supporting base, and discrete deposits of gas absorbing or contaminant removing material on the base by a variety of techniques and a layer for temporary protection of the contaminant removing material on top of the contaminant removing material. Passages are created in the layer which expose the contaminant removing material to atmosphere. The device may be used as a covering for the microdevice as well.