This panel will be flat, not curved, and metal, not ceramic.

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The problem is no longer the cost of the ceramic itself, but of the metal casing.

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In the US, those are primarily makers of catalytic converters, along with the metal-alloying and ceramic-making sectors.

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The MHRA said all-metal hips had a failure rate of about 12% after seven years, three times that of metal and plastic or ceramic hips.

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Some 49, 000 patients in the UK have these implants and they've been shown to have a much higher failure rate than metal and plastic or ceramic implants.

BBC: Annual checks for patients with all-metal hips

Engineers and scientists are developing many new types of materials such as carbon nanotubes, ceramic-matrix nanocomposites (and their metal-matrix and polymer-matrix equivalents), and new carbon fibers.

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ClearOhm material is based on metal nano-wires, not a ceramic like ITO.

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He said: "I would not want a metal on metal hip replacement" preferring instead to go for ceramic on ceramic.

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Calfo said the metal implant had been designed to improve on plastic and ceramic implants.

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Multiple rods are grouped within another metal jacket which is then drawn and baked to convert the raw material to the ceramic form and the rod into a wire.

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