Melt-formed polycrystalline ceramics and dopant hosts containing

Details Melt-formed polycrystalline ceramics and dopant hosts containing Melt-formed polycrystalline ceramics and dopant hosts containing

1978-03-16

1979-02-27

Vertiz, O. R.

Compositions: coating or plastic

Coating or plastic compositions

Marking

106 47R, 106 52, 106 732, 106 734, C03C 322, C03C 316, C03C 330

Patent

active

041417380

ABSTRACT:
Disclosed are new polycrystalline ceramic bodies formed from melts containing as essential components P.sub.2 O.sub.5, Ta.sub.2 O.sub.3 and Al.sub.2 O.sub.3 and sometimes containing small amounts of SiO.sub.2. Also disclosed are such bodies in the form of planar dopant hosts for doping silicon or germanium with phosphorus. Methods of making both products are disclosed as well as how to use the dopant hosts in a doping process.

REFERENCES:
patent: 3519445 (1970-07-01), MacDowell et al.
patent: 3961969 (1976-06-01), Rapp
patent: 3997351 (1976-12-01), Vergano et al.
patent: 3998668 (1976-12-01), Florence et al.

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