Sumários

Actividades Laboratoriais

7 janeiro 2026, 09:30 • Maria Teresa Duarte

Finalização das actividades laboratoriais e esclarecimentos sobre as mesmas

powder X-ray diffraction patterns analysis

6 janeiro 2026, 12:00 • Augusto Fernandes

Analysis of the experimental PXRD patterns collected in the previous session:

- phase identification (faujasite and ferrierite zeolite structures);
- calculation of the samples crystallinity and unit cell parameters; 
- relationship with the Si/Al ratio of the respective zeolite sample;

SCXRD - Full data assessment and databases

5 janeiro 2026, 13:00 • Vânia André

- Recapitulation of the previous classes;

- Examples of crystal structures;
- Full list of information accessible after structure elucidation;
- Validation of the representativity of the single crystal;
- SCXRD vs PXRD;
- CCDC database.

powder X-ray diffraction laboratory session

17 dezembro 2025, 09:30 • Augusto Fernandes

hands-on session in powder X-ray diffraction technique:
- Experimental setup (diffractometer) description;
- experimental pattern collection strategy;
- collection of MAE II samples experimental patterns.

Basics in Powder X-ray diffraction

16 dezembro 2025, 12:00 • Augusto Fernandes

introduction of basic concepts in Powder X-ray diffraction:

- powdered materials;
- Bragg law;
- diffraction planes and Miller indexes;
- phases identification;
- quantitative phase analysis;
- crystallite size and strain.