1.1 Photon-in photon-out spectroscopy 1.2 Dichroism (orientational/magnetic/polarization) studies 1.3 XERT, XR-HERFD, CAFS, ReflEXAFS, XFELS 1.4 Energy dispersive spectroscopy 1.5 Ptychography and X-ray coherent Imaging 1.6 Ultrafast and time resolved measurements 1.7 High energy resolution off-resonant spectroscopy 1.8 Modulation-excitation methods 1.9 2D mapping micro-XRF and micro-XAS 1.10 QuickEXAFS
2. Beamlines and Experimental Methods
2.1 Monochromators and optics 2.2 Detectors and electronics 2.3 Transmission and fluorescence techniques 2.4 Operando and measurement under the extreme conditions 2.5 Emission spectrometers: Johann/johansonn/von Hamos, etc... 2.6 New sources, laboratory sources and impact on XAS/XES
3. Computational Methods and Data Analysis
3.1 On-the-fly data analysis and interpretation 3.2 Machine learning 3.3 Principal component analysis (PCA) 3.4 Uncertainty propagation, systematics, and significance 3.5 Data formats, handling and database 3.6 Multivariate analysis 3.7 MCR-ALS 3.8 Combination of techniques: XAS/IR/Raman, XAS/XRD, XAS/SAXS, etc...
4. Theoretical Methods
4.1 XANES and EXAFS 4.2 XES, RIXS, and HERFD 4.3 Molecular dynamics 4.4 Density functional theory (DFT) and time-dependent DFT (TD-DFT) 4.5 Correlation and many-body methods 4.6 Inelastic mean free path (IMFP) 4.7 Electronic structure calculations
5. Materials Science
5.1 Magnetic materials 5.2 Quantum materials 5.3 Industrial applications 5.4 Fundamental properties of matters 5.5 Surface and Interface 5.6 Matter under extreme conditions (high P, HT, etc...)
6. Catalysis and Chemistry
6.1 General catalysis 6.2 Coordination chemistry and general chemistry 6.3 Operando experiments 6.4 Bio-catalysis 6.5 Electrocatalalysis
7. Energy Science
7.1 Batteries 7.2 Fuel cells and solar cells 7.3 Supercapacitors 7.4 CO2 reduction reactions (CO2RR), H2 and O2 evolution 7.5 Other energy storage and conversion technologies 7.6 Nuclear and fusion energy
8. Biological, Medical and Health Sciences
8.1 Biological applications 8.2 Medical applications 8.3 Health-related studies
9. Environmental, Earth and Archaeological Sciences
9.1 Geological studies 9.2 Environmental applications 9.3 Climate change 9.4 Agricultural science 9.5 Nuclear waste management 9.6 Applications in art analysis 9.7 Archaeological studies 9.8 Cultural heritage preservation
10. Imaging and Other Synchrotron Techniques
10.1 2D, 3D X-ray imaging and microscopy 10.2 X-ray Tomography and computer tomography 10.3 X-ray diffraction 10.4 X-ray fluorescence 10.5 X-ray Raman scattering 10.6 Other non-XAS synchrotron-based techniques
