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Tutorial | Summary | Appropriate to: | Prerequisite |
|---|---|---|---|
Introduction to TOPAS and jEdit | Basic overview of TOPAS, the macros available, brief descriptions and simple Pawley refinements. | Reference for all People completely new to TOPAS should complete the Pawley refinement before moving on | N/A |
| How to run a simple PDF refinement using the PDF macros. | All | N/A |
| Deeper dive into what the dQ, alpha and Lorentzian functions do and how to asertain them from your PDF instrument. | All | N/A |
| Discussion of the beq parameters within PDF refinements and how they differ to the standard thermal parameters in diffraction experiements. | All | N/A |
| How to use X-ray and neutron PDF data to obtain the best possible fit. | Dual radiation (X-ray/Neutron) source users | 1-3 |
| How to use the (1) rigid body editor, (2) how to create rigid bodies and (3) how to use rigid bodies in a refinement | Organics, pharmaceuticals and rigid structures | 1-3 |
| How to simulataneously model low- and high-r regions. | Solid state materials and materials that deviate from the average space group at low-r | 1-3 |
| Fitting local disorder alongside average structure using STLR and box-car type refinements | Materials that exhibit average and local structure that can be modelled using small-box refinements | 1-3, 6 |
| Fitting nanostructures by modelling local, average and intermolecular interactions | Nanostructured materials and intermolecular interactions over large length scales | 1-3, 7 |
| Fitting nanoparticles using both macros methodolgies that match peak cut offs and supercell methodologies | Nanomaterials that have an observable length scale in PDF | 1-3, 8 |
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