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Figure 3
(a) Schematic of double-containment ampoule setup showing a high magnification of the sintered copper powder. (b–f) Progression of steps involved in the double-containment ampoule process [with scalebar for (b)–(f)] showing (b) elements packed in an evacuated and sealed 10×12 mm inner FQ tube, (c) the inner ampoule loaded into an evacuated and sealed outer 19×22 mm FQ tube containing copper powder, (d) the assembly after heat treatment, (e) the assembly removed from the outer ampoule, and (f) the ingot removed from the inner ampoule. This figure was recreated with permission from the American Ceramic Society.

Journal logoCRYSTALLOGRAPHIC
COMMUNICATIONS
ISSN: 2056-9890
Volume 75| Part 9| September 2019| Pages 1291-1296
https://doi.org/10.1107/S2056989019010636
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