[Fwd: SARX 2008 - Abstract Submission]

2008-02-25 Thread Miguel Delgado
* The /Latin American Seminary of Analysis by X-Ray Techniques/ (SARX) is an international meeting held in South America countries and assembles researchers to promote the exchange of experiences in research and technology developments by X-ray techniques. Since 1997, SARX has been taken place

XRD peak doubling in NaAlH4

2008-02-25 Thread pukazh selvan
Dear All, I believe some of you in our rietveld mailing group must be having experience in the area of hydrogen storage in complex hydrides. Kindly give your views in the following. I have catalyzed NaAlH4 by Ti (2 mol %) and dehydrogenated this. The product was again hydrogenated by exp

Re: XRD peak doubling in NaAlH4

2008-02-25 Thread Claudia Weidenthaler
Dear Mr Pukazhselvan Since many years I am working on NaAlH4 and the dehydrogenation products, we also have performed dozens of in situ experiments but I have never observed a splitting of the NaAlH4 peaks. Since the system is well understood, it sounds more like you have severe problems with y