1. Precipitates originating from tungsten crucible parts in AlN bulk crystals grown by the PVT method. Issue 2 (12th October 2015) Authors: Langhans, Frank; Kiefer, Stefan; Hartmann, Carsten; Markurt, Toni; Schulz, Tobias; Guguschev, Christo; Naumann, Martin; Kollowa, Sandro; Dittmar, Andrea; Wollweber, Jürgen; Bickermann, Matthias Journal: Crystal research and technology Issue: Volume 51:Issue 2(2016) Page Start: 129 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗