ISIS Virtual Reflectivity Training Course

Contribution List

24. Welcome and introduction

Luke Clifton (STFC), Dr Maximilian Skoda (STFC)

16/11/2021, 09:00

Morning Session

1. Lecture 1: Introduction to reflectometry

John Webster (STFC)

16/11/2021, 09:15

Morning Session

• Scattering theory
• Optical matrix
• Examples

2. Lecture 2: Unpolarised Reflectometry - all you need to know

Luke Clifton (STFC)

16/11/2021, 10:15

Morning Session

• Experimental design
• SLD calculation
• Dynamic range and resolution
• Isotopic Contrast
• Examples

3. Practical 1/2: Demonstration and first model

Maximilian Skoda (STFC)

16/11/2021, 11:30

Morning Session

NIST Online tool demo and fitting of RR sample

25. The ISIS Deuteration Facility

16/11/2021, 13:30

Afternoon Session

4. Lecture 3: Polarised Reflectometry - all you need to know

Christy Kinane (STFC)

16/11/2021, 13:50

Afternoon Session

5. Practical 3: PNR demonstration and first model

Andrew Caruana (STFC)

16/11/2021, 15:00

Afternoon Session

NIST online demo and fitting - PNR/PA

6. Lecture 4: Data reduction

Maximilian Skoda (STFC)

18/11/2021, 09:00

Morning Session

• Basic beamline set-up
• Virtual beamline tour
• Time-Of-Flight
• Data reduction in Mantid WorkBench

7. Practical 4: Data reduction with Mantid in IDAaaS

Maximilian Skoda (STFC), Stephen Hall (STFC)

18/11/2021, 10:00

Morning Session

• IDAaaS introduction
• Data access
• Data reduction steps
• Reflectometry interface

10. Lecture 5: Fitting - general introduction

Andrew McCluskey (ESS)

18/11/2021, 11:15

Morning Session

• Fitting basics (Fourier transform, phase loss etc.)
• Model parametrisation:
• Slab models
• Custom models
• Fitting pitfalls

26. Sample Alignment Demo

Dr Maximilian Skoda (STFC)

18/11/2021, 13:15

Afternoon Session

12. Lecture 6: Error analysis

Andrew Caruana (STFC), Andrew McCluskey (ESS)

18/11/2021, 13:30

Afternoon Session

• Why error analysis?
• Bayesian analysis
• Model selection

11. Practical 5/6a: RasCAL in IDAaaS Demo

Stephen Hall (STFC)

18/11/2021, 14:30

Afternoon Session

RascAL fitting/error analysis demo and simple practical

22. Practical 5/6b: Refl1D In IDAaaS Demo

Andrew Caruana (STFC), Christy Kinane (STFC)

18/11/2021, 14:30

Afternoon Session

14. Lecture 7: Case study - Lipid Bilayers

Luke Clifton (STFC), Maximilian Skoda (STFC)

23/11/2021, 09:00

Morning Session

• RasCAL revisited
• Building a model
• Custom models
• Fitting strategies and pitfalls
• Error analysis

15. Practical 7: RasCAL Bilayer fitting

Luke Clifton (STFC), Stephen Hall (STFC), Maximilian Skoda (STFC), Becky Welbourn (STFC), Mario Campana (STFC)

23/11/2021, 09:30

Morning Session

Building bilayer models

16. Lecture 8: Case study - Polarised Reflectometry

Andrew Caruana (STFC), Brian Maranville, Christy Kinane (STFC)

23/11/2021, 13:15

Afternoon Session

• Measurement strategies
• Model definition
• Measurables (polarisation, spin-flip scattering, spin asymmetry)
• Error analysis

17. Practical 8: Refl1D demo and exercises

Andrew Caruana (STFC), Brian Maranville, Christy Kinane (STFC)

23/11/2021, 13:45

Afternoon Session

• PNR
• PA
• Model Constraints

18. Lecture 9: Case study - Complex systems

Andrew Nelson, Becky Welbourn (STFC), Jos Cooper (STFC), Maximilian Skoda (STFC)

25/11/2021, 09:00

Morning Session

• Introduction to RefNX
• Building a model in RefNX
• Custom models: mixed area, non-slab models ??
• Modelling roughness
• Fitting strategies and pitfalls
• Error analysis

19. Practical 9: RefNX demo and excersises

Andrew Nelson, Jos Cooper (STFC), Maximilian Skoda (STFC)

25/11/2021, 09:30

Morning Session

• Complex models exercises

20. Practical 10: Participant problems

Andrew Caruana (STFC), Arwel Hughes (STFC), Becky Welbourn (STFC), Jos Cooper (STFC), Luke Clifton (STFC), Maximilian Skoda (STFC), Stephen Hall (STFC)

25/11/2021, 13:00

Afternoon Session

Participant own problems or practice examples

21. Closing remarks

Maximilian Skoda (STFC)

25/11/2021, 16:00

Afternoon Session

• Closing remarks
• Group photo?

8. Lecture 5: Data reduction II - Jupyter Notebook

Andrew Caruana (STFC)

Morning Session

9. Practical 5: Jupyter Notebook

Andrew Caruana (STFC)

Morning Session

13. Practical 7a: RasCAL/IDAaaS error analysis demo

Stephen Hall (STFC)

Afternoon Session

RasCAL error analysis demo

23. Practical 7b: Refl1D/IDAaaS error analysis Demo

Andrew Caruana (STFC), Christy Kinane (STFC)

Afternoon Session