Plan samples for any material, follow the beam through a real beamline, process and fit spectra, and see the quantum workflow behind XAS.

From choosing a sample to reading the spectrum, with tabulated data, live calculations and plain explanations for students, researchers and industry teams.

Live example

Choose a material and see how it absorbs X-rays. Formulas can use any element from H to Cf.

Add lithium and watch the edge shift

0.50 x
Mn oxidation+3.50
μ (cm−1)\mu\ (\mathrm{cm}^{-1})
μ (cm⁻¹) versus Photon energy (eV)0.00653051.9565431046555156656820865806548.50 eVPhoton energy (eV)Use arrow keys, Home or End to inspect the curve. Drag to move the cursor.
6548.50 eV; values at the nearest samples.
Mn teaching model78.50 cm−1

These spectra are a teaching model, not measured data.

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