23–24 Jul 2026
SNS, Building 8600
US/Eastern timezone

Agenda

Day 1: Thursday, July 23, 2026

C-156 at Spallation Neutron Source (SNS) (building 8600)

Schedule (EST)

Activity

Moderator

7:30am - 8:30am

Registration at SNS Chestnut Ridge Visitor Center  (Tiffany Payne)

 

 

 

 

 

 

Qiang Zhang

 

 

8:30am - 9:00am

Welcome  (Mark Lumsden and workshop team)

9:00am - 10:00am 

Introduction to TOF Neutron Powder Diffraction (Cheng Li)

10:00am - 10:15am

AM Break

10:15am - 10:30am

Group Photo

10:30am - 11:30am

POWGEN Instrument, Sample Environments, Science Cases (Alicia Manjón Sanz and Melanie Kirkham)

11:30am - 12:30pm

Data reduction: what happens before Rietveld  (Malcolm Guthrie)

12:30pm - 1:30pm

Working Lunch -  How to write a successful proposal (Thomas Proffen) 

1:30pm - 2:00pm

Introduction to Rietveld Analysis and GSAS-ll (Thomas Proffen)

2:00pm - 3:00pm

Tutorial: Refinements in GSAS-ll (Alicia Manjón Sanz)

 

 

Thomas Proffen

3:00pm - 3:15pm

PM Break

3:15pm - 4:30pm

POWGEN Tour (Melanie Kirkham)

4:30pm - 5:00pm

Poster Setup Session

5:00pm - 6:00pm

Poster Session

6:00pm - 8:00pm

Reception Dinner - AI in Diffraction (Thomas Proffen)

 

Day 2: Friday, July 24, 2026

C-156 at Spallation Neutron Source (SNS) (building 8600)

Schedule (EST)

Activity

Moderator

8:30am - 9:00am

Bus Recap Day 1 - Students share what they learned

 

 

 

 

 

Melanie Kirkham

 

 

9:00am - 10:00am

Advanced Sample Environment - gas dosing, AGES, magnet, etc. (Cheng Li)

10:00am - 10:15am

AM Break

10:15sm - 11:30am

Advanced Techniques - event filter, neutron absorption correction (Qiang Zhang)

11:30am - 12:30pm

Introduction to Magnetic Symmetry (Stuart Calder)

12:30pm - 1:30pm

Working Lunch - Powder Diffractometers at ORNL (Clarina Dela Cruz)

1:30pm - 2:30pm

Tutorial: Crystal and Commensurate Magnetic Structure Refinement Using GSAS-ll (Qiang Zhang)

2:30pm - 3:00pm

Introduction to FULLPROF and Incommensurate Structures

 

3:00pm - 3:15pm

PM Break

 

Thomas Proffen 

3:15pm - 4:30pm

Tutorial: Incommensurate Spin Density Waves Refinement Using FULLPROF (Qiang Zhang)

4:30pm - 5:00pm

Participant Feedback and Ask an Instrument Scientist Closing Session

5:00

Adjourn