Re: space group of NaxCoO2

2004-08-08 Thread Chia-Jyi Liu
Thanksfor the info
--- [EMAIL PROTECTED] wrote:

 I just recalled a more directly relevant paper for
 your question: M.L. Foo 
 et al., Phys. Rev. Letters 92, 247001 (2004),
 published about six weeks 
 ago.  That paper is much more about electronic
 properties through the 
 phase diagram as a function of x, but it will help
 get you oriented, and 
 has some electron diffraction results, and pointers
 to other recent 
 literature.  There is also a nice discussion of the
 issues involved, 
 perhaps a bit more readable than the PRL, by Ong and
 Cava in the July 2, 
 2004 issue of Science, page 52.
 
 ~^~^~^~^~^~^~^~^~^~^~^~^~^~^~^~^~^~^~^~
 Peter W. Stephens, Professor
 Department of Physics  Astronomy
 State University of New York
 Stony Brook, NY 11794-3800


=
[EMAIL PROTECTED]



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Re: space group of NaxCoO2

2004-08-03 Thread pstephens

I just recalled a more directly relevant
paper for your question: M.L. Foo et al., Phys. Rev. Letters 92, 247001
(2004), published about six weeks ago. That paper is much more about
electronic properties through the phase diagram as a function of x, but
it will help get you oriented, and has some electron diffraction results,
and pointers to other recent literature. There is also a nice discussion
of the issues involved, perhaps a bit more readable than the PRL, by Ong
and Cava in the July 2, 2004 issue of Science, page 52.

~^~^~^~^~^~^~^~^~^~^~^~^~^~^~^~^~^~^~^~
Peter W. Stephens, Professor
Department of Physics  Astronomy
State University of New York
Stony Brook, NY 11794-3800

Re: space group of NaxCoO2

2004-08-02 Thread pstephens

You should start with the paper by J.D.
Jorgensen et al., Phys. Rev. B 68, 214517 (2003). I don't have that
paper in front of me, and so I don't know if it completely addresses the
space group issue of both phases, but it will get you in touch with the
recent literature.

~^~^~^~^~^~^~^~^~^~^~^~^~^~^~^~^~^~^~^~
Peter W. Stephens, Professor
Department of Physics  Astronomy
State University of New York
Stony Brook, NY 11794-3800