i am a newer of GSAS, now i used neutron powder diffraction data to refine structure, but i got the Rp=6.70%, Rwp=9.41%, ¦Ö²=1.10, i submitted my paper, but...
Dear all, I am trying to refine the structure of a new iron phosphates using the programm Fullprof. the problem is that the thermal parameter Biso are very...
Hi Jie Peng, I suggest you to take a look at the paper by Brian Toby recently published in Powder Diffraction Brian H. Toby - "R factors in Rietveld analysis:...
Leopoldo Suescun
leopoldo@...
Nov 7, 2006 4:04 pm
1971
Hi, I beg you to let us know what is the radiation and geometry of data collection you are using for the refinement, because the answer could chage ...
Leopoldo Suescun
leopoldo@...
Nov 7, 2006 4:05 pm
1972
Dear Alaoui: There are several ways to look into this problem and you have to check all possibilities. First of all, I presume you are not refining the thermal...
Dear All, I have a diffractogramm recorded with l=0.7 A (SRS, Daresbury, station 6.2). The x-ray beam was focused to the CCD detector for SAXS measurements, ...
Dear all, Would you kindly help me set some restraints on the refinement of the occupationwhen I run both FULLPROF and SHELXL programs. I was recently trying...
I just tried to compare four different software: FindIt, Diamond, PowderCell and FullProf to calculate structure for alpha-alumina using ICSD #51687 file...
... Two possibilities to explain different structure factors: - R-3c can either use the rhomboedral or the hexagonal unit cell - maybe the default choice for...
Vincent Favre-Nicolin
vincefn@...
Nov 17, 2006 6:43 pm
1978
... FindIt, Diamond, ... alpha-alumina using ... 378, 288-293,Unit ... same geometry, ... space group ... intensity, and structure ... to get one). I can ... ...
Dear Jacco, Thank you very much for detailed and informative answer! I used the pattern from the link as a reference, and I got that neither Diamond, nor...
I had the same problem with PowderCell some time ago. best regards Natale Perchiazzi ... From: "ipozdn" <ipozdn@...> To: <sdpd@yahoogroups.com> ...
Natale Perchiazzi
natale@...
Nov 20, 2006 11:30 am
1982
Postdoc position in the field of high-pressure neutron scattering The Paul Scherrer Institute is a centre for multi-disciplinary research and one of the...
hello, I Will be very grateful if somebody can sent me the crystallographic data of CuAlBe. I need them to used for PCW, because i have to identify a spectre...
Dear colleagues, These are the last days for abstract submission and request of financial support for participation in the "Latin American Worskhop on...
A.C. Stergiou Aristotle University of Thessaloniki-Greece Department of Physics Tel-Fax +30 2310 998075 e-mail stergiou@... ... From: chentouf...
Stergiou
stergiou@...
Dec 1, 2006 3:51 pm
1989
many thanks, samir. chentouf samir-mourad ____________________________________________________________________________________ Do you Yahoo!? Everyone is...
Dear Colleague, I have a vacancy for a postdoctoral researcher in my group and I would be grateful if you would bring the advertisement below to the attention...
Hi, I have started using the Rietveld refinement using the Fullprof software. I am refining alumina samples and need to calculate the phase compositions of...
Hi, Last COD update of the year: The Crystallography Open Database contains now ~48000 entries: http://www.crystallography.net/ This is a bit less than was...
Dear All, My new year greetings to all, I need a thermal expansion results of (i)AMCO iron and (II) Si powder, I expect the results of thermal expansion...
Murugesan S
muruges@...
Jan 11, 2007 4:37 am
1996
Can I please draw your attention to the forthcoming PPXRD-6 (Pharmaceutical Powder X-Ray Diffraction) meeting in Barcelona, 19th-22nd Feb, noting that...