beryllia


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beryllia

[bə′ril·ē·ə]
(inorganic chemistry)
References in periodicals archive ?
The simulation model includes a novel rectangular copper-plated helix tape made of Molybdenum, three rectangular support rods made of Beryllia, and a copper-plated stainless steel shell.
Ceramic materials such as beryllia and alumina may be measured accurately from the microwave to the millimeter-wave band in a Courtney resonator.
The oxide, beryllia, is a good heat conductor and electrical insulator, is transparent to microwaves, and has high hardness and strength.
Aluinum nitride was developed as a non-toxic alternative to beryllia.
From loss tangents to realizable line widths, lending materials manufactures will present the electrical parameters for substrate materials such as High Temperature Cofired Ceramics, Low Temperature Cofinsi Ceramic, Ceramic Filled Fluoropolymers, PTFE and thermoset composites, Beryllia Ceramic, SU-8, and Liquid Crystal Polymer.
NYSE:BW), is the only fully integrated producer of beryllium, beryllium alloys and beryllia ceramic in the world.
Brush Wellman, the largest subsidiary of Brush Engineered Materials, is the only fully integrated producer of beryllium, beryllium alloys and beryllia ceramic in the world.
The Beryllium and Beryllium Composites segment consists of Beryllium Products including beryllia ceramic manufactured by Brush Ceramic Products Inc.
78 TABLE II COMPOSITIONS TYPICALLY USED FOR COMMON PACKAGING MATERIALS Device/Substrate Typical Material Grade(s) GaAs MMIC-mount/ 85W/15Cu, heat spreader 87W/13Cu, 90W/10Cu Alumina ceramic 85W/15Cu, carrier/flange 87W/13Cu Beryllia ceramic 82W/18Cu carrier/flange
Thin-film microwave circuits requiring high thermal transfer capability can be manufactured on as-fired beryllia substrates.
2] involves the use of highly toxic beryllia, and handling techniques for practical production techniques will have to be developed.
the world's only fully integrated producer of beryllium, beryllium-containing alloys and beryllia ceramic, is a wholly-owned subsidiary of Brush Engineered Materials Inc.