Carbon nanotechnology in an 17th century damascus sword

Oct 08, 2008 5 Replies

Interesting article about Wootz damascus steel at:



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Some of the remarks in the comment section will make you wonder about some people...



Happy Hammering,



Rob Wichita, KS


Not really surprised with the nanotubes - since blacksmiths and kilns have generated carbon Buckey Balls.

A number of years ago it was shown in the blacksmith stove pipes in old Tuscon Arizona.

But these are complex nano tubes. Interesting.

Martin

Mart> Interesting article about Wootz damascus steel at:

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Here's another site about a guy named Greg Orbach who tried his hand at replicating Wootz steel

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Rob Wichita, KS

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>

Correction: Greg Obach is the author.

Rob Wichita, KS

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"Rob Fertner" quoth:

Greg did an impressive demo for us (Maritime Blacksmiths) this past spring. Made a nice little Wootz buiscuit while we watched. Some pics at:

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But he used scrap iron, not magic ore from India. I don't know if he or anyone has done serious metallographs or similar studies of his product to compare with the 17th c. specimen in which Marianne Reibold claims to have found carbon nanotubes.

For more info read some of Verhoeven and Pendray's work on Demascus Steel:

# J.D. Verhoeven, A.H. Pendray and W.E. Dauksch, The Key Role of

Impurities in Ancient Damascus Steel Blades, J of Met. 50, No. 9,

58-64 (1998).

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# J.D. Verhoeven, Genuine Damascus Steel: A type of banded

microstructure in hypereutectoid steels, Steels Research,73, 347-55

(2002). (acrobat 6 required)

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D. Verhoeven, The Mystery of Damascus Blades, ScientificAmerican, Vol. 284,

74-79 (January 2001).
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Verhoeven and Alfred Pendray, The Mystery of the DamascusSword, Muse, vol.

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> Greg did an impressive demo for us (Maritime Blacksmiths) this past> spring. Made a nice little Wootz buiscuit while we watched. Some> pics at:>>
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> But he used scrap iron, not magic ore from India. I don't know if he> or anyone has done serious metallographs or similar studies of his> product to compare with the 17th c. specimen in which Marianne Reibold> claims to have found carbon nanotubes.>> --> Mike Spencer Nova Scotia, Canada

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