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- From: kniaz@sol1.lrsm.upenn.edu (Chris Kniaz -Fischer)
- Newsgroups: sci.chem
- Subject: Re: Bucky things
- Message-ID: <98907@netnews.upenn.edu>
- Date: 23 Nov 92 20:02:44 GMT
- References: <sundermm.66.0@columbia.dsu.edu> <1992Nov21.212953.12971@netcom.com>
- Sender: news@netnews.upenn.edu
- Organization: Laboratory for Research on the Structure of Matter, University of Pennsylvania
- Lines: 22
- Nntp-Posting-Host: sol1.lrsm.upenn.edu
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- In article <1992Nov21.212953.12971@netcom.com> ckp@netcom.com (Charles Pooley) writes:
- >
- >In all the discussions of properties of fullerenes, has anyone heard of
- >determinations of a melting point? of triple point pressure? of
- >determinations of vapor pressure at temp up to 2000 C (ie, by Langmuir
- >or Knudsen method)?
- >
- >From the literature, it looks like , say, C60 should have a melting point
- >below 3000 C and a low t.p. (< 1 bar). Any info, rumors? Why so little
- >said on the subject???
-
- The main problem here is the reactivity of carbon at high temperatures.
- Most of the metals react with carbon giving carbides, so one has to
- find something resistant to carbon at 2000C, make a capillary of it, put
- the c60 powder and do some X-ray. Simple isn't it?
-
-
- --
-
- Krzysztof Kniaz, Penn |If only God would give me some clear sign!
- LRSM , |Like making a large deposit in my name at a Swiss bank.
- Phila, PA, 19104, USA | Woody Allen
-