
Helmut Werheit | Prof. Dr. rer. nat.
Typical examples of specimens
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Typische Probenmaterialien

Some typical examples of specimens
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Einige typische Probenmaterialien
β-rhombohedral boron
high-purity single crystals
purity 99.9999%, except carbon (typically 30 - 90 ppm)
Producer:
Wacker Chemistry, Munich, Germany

β-rhombohedral boron
industrial product
Producer:
H.C. Starck, Goslar, Germany

Boron Carbide (B4.3C)
Geode containing small single ctrystals
Industrial product
Producer:
ESK, Kempten, Germany

Boron Carbide (B4.3C)
hot-pressed
(mechanically polished surface)
Producer:
ESK, Kempten, Germany

Boron Carbide
hot-pressed
Producer:
H.C. Starck, Goslar and Laufenburg, Germany

Boron Carbide
isotope-enriched
hot-pressed
(mechanically poshed surface)
Producer:
Institute of Stable Isotopes, Tbilisi, Georgia

YB66
Single crystal
(cleaved surface)
Producer:
NIMS, Tsukuba, Japan


RE B6
Rare earth hexaborides
Single and polycrystals
(mechanically polished surfaces)
Producer:
I.N. Frantsevich Institute for Problems of Materials Science, Kiev, Ukraine
SiC
Industrial Product
Producer:
ESK, Kempten, Germany