# @kalika/photoemission

Photoemission spectroscopy for Kalika (Phase 124): core-level binding energies
(Koopmans, Delta-SCF, Slater-Janak), core-level and surface shifts, XPS chemical
shifts, Auger parameters, valence-band XPS with photoionization cross-section
weighting, shake-up/shake-off satellites, ARPES spectral functions from DFT/GW,
photoemission matrix elements, free-electron final states, kz broadening,
resonant photoemission, and spin-resolved ARPES / spin textures.

## At a glance

- **Path:** `libs/kalika/photoemission`
- **Domain:** kalika (active)
- **Owner:** @GreyChimp
- **Docs:** [deep-dive](/docs/domains/kalika/deep-dive) ·
  [systems one-pager](/docs/systems/lib-kalika.md)
- **Nx project:** `@kalika/photoemission`

## Commands

```bash
pnpm nx test @kalika/photoemission
pnpm nx lint @kalika/photoemission
```

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