| US 7,587,026 B2 | ||
| Systems and methods for determining a packing fraction of a substance | ||
| Geoffrey Harding, Hamburg (Germany) | ||
| Assigned to General Electric Company, Schenectady, N.Y. (US) | ||
| Filed on May 15, 2006, as Appl. No. 11/434,486. | ||
| Prior Publication US 2007/0263772 A1, Nov. 15, 2007 | ||
| Int. Cl. G01N 23/201 (2006.01); G01N 23/20 (2006.01) | ||
| U.S. Cl. 378—88 [378/70] | 19 Claims |
| 1. A method for determining a type of a substance, said method comprising:
determining a molecular interference function as a ratio of a measured diffraction profile of the substance and a theoretical
total free atom scatter cross-section; and
determining a packing fraction of the substance from the molecular interference function.
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