July 11, 2021: Our collection of video tutorials is constantly growing. Visit our channel Profex Tutorials on YouTube or on Odysee.
This software has been developed for the analysis of natural minerals, artificial compounds, biological crystals and other solid materials, using techniques of Powder X-Ray Diffraction (PXRD). Main applications are the identification, quantification and characterization of the crystalline components of solid samples. An automatic swiper that in conjunction with Bluestacks lets you swipe every possible word thereby getting an insanely high score! How does it work? Runs a DFS on the Ruzzle grid and at each instance checks if the word formed is a valid one. Since the size of a grid is just 4 x 4, optimizations (such as using a suffix tree) aren't that. The PANalytical software programs X’Pert Data Collector (v ), X’Pert Data Viewer, and X’Pert HighScore Plus (v. 3.0) are employed to collect, view, and analyze P-XRD data. Access to the International Center for Diffraction Data (ICDD) database is also available.
What is Profex?
Profex is a graphical user interface for Rietveld refinement of powder X-ray diffraction (XRD) data with the program BGMN. It can be used for phase identification, phase quantification, structure refinement, and export of results and graphs to tables and figures.
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Key features
- Support for a variety of raw data formats, including all major instrument manufacturers (Bruker / Siemens, PANalytical / Philips, Rigaku, Seifert / GE, and generic text formats)
- Export of diffraction patterns to various text formats (ASCII, Gnuplot scripts, Fityk scripts), pixel graphics (PNG), and vector graphics (SVG)
- Batch conversion of raw data scans
- Automatic control file creation and output file name management
- Conversion of CIF and ICDD PDF-4+ XML structure files to BGMN structure files
- Export of refined crystal structures to CIF and Castep CELL format
- Internal database for crystal structure files, instrument configuration files, and predefined refinement presets
- Computation of chemical composition from refined crystal structures
- Batch refinement
- Export of refinement results to spreadsheet files (CSV format)
- Context help for BGMN variables
- Syntax highlighting
- Enhanced text editors for structure and control file management and editing
- Generic support for FullProf.2k as an alternative Rietveld backend to BGMN
- And many more…
Profex runs on Windows, Linux, and Mac OS X operating systems and is available as free software licensed under the GNU General Public License (GPL) version 2 or any later version.
Video tutorials
August 12, 2020. Check out our brand new YouTube channel Profex Tutorials. We will periodically publish new tutorials for selected topics. The first episode explains installation and setup of Profex on three different platforms:
Profex 4.2 released
August 05, 2020. Profex, our software for Rietveld refinement of powder X-ray diffraction data (XRD), continues to gain popularity and is now established worldwide in the material and earth sciences communities. With the new version 4.2, it has received some long-awaited features that make it easier to use for new and experienced users. As always, Profex remains available as open-source software and is free for academic and commercial use. Visit the What’s new page for an overview of the new features, and download the latest version for Windows, Mac OS or Linux from the Download page.
Feature highlights in version 4.2
Import of CIF structure files has further been improved. Most CIF files require no user input anymore. Wyckoff symbols are determined automatically.
Creating instrument configurations has always been a major obstacle for new users. A brand new graphical instrument editor is easier and more attractive to use. It guides users through the process of creating configuration files for their own devices.
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The search-match module for phase identification was introduced with Profex 4.0. With version 4.2, it supports chemical restrictions, which gives more control over the search process and improves the match rate and processing speed.
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Reference
Profex and BGMN are free to use and share, but users are kindly asked to cite the following open access publication if results generated with Profex are published in any form:
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DOI: doi:10.1107/S1600576715014685