Nanocrystalline ceramic materials

Patent · Sat Jan 01 00:00:00 EST 1994

OSTI ID:869351

Siegel, Richard W ^[1]; Nieman, G William ^[2]; Weertman, Julia R ^[2]

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1. Hinsdale, IL
2. Evanston, IL

A method for preparing a treated nanocrystalline metallic material. The method of preparation includes providing a starting nanocrystalline metallic material with a grain size less than about 35 nm, compacting the starting nanocrystalline metallic material in an inert atmosphere and annealing the compacted metallic material at a temperature less than about one-half the melting point of the metallic material.

• Research Organization: Argonne National Laboratory (ANL), Argonne, IL (United States)
• DOE Contract Number: W-31109-ENG-38
• Assignee: ARCH Development Corporation (Chicago, IL); Northwestern University (Evanston, IL)
• Patent Number(s): US 5320800
• OSTI ID: 869351
• Country of Publication: United States
• Language: English

Related Subjects

nanocrystalline
ceramic
materials
method
preparing
treated
metallic
material
preparation
providing
starting
grain
size
35
nm
compacting
inert
atmosphere
annealing
compacted
temperature
one-half
melting
metallic material
ceramic material
ceramic materials
grain size
inert atmosphere
nanocrystalline metallic
nanocrystalline ceramic
ceramic mater
/419/148/