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RARE-EARTH MATERIALS, SCINTILLATOR CRYSTALS, AND RUGGEDIZED SCINTILLATOR DEVICES INCORPORATING SUCH CRYSTALS

  • US 20100163735A1
  • Filed: 12/22/2009
  • Published: 07/01/2010
  • Est. Priority Date: 12/29/2008
  • Status: Abandoned Application
First Claim
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1. A rare-earth halide material comprising a first surface region having a first surface roughness (Rrms1) and a second surface region having a second surface roughness (Rrms2), wherein the first surface roughness value is at least about 10% less than the second surface roughness value, wherein surface roughness is measured using scanning white light interferometry over an area of 1 mm2.

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