1. E↔ I;
4. Δp;
5. Gaussian beam parameter in propagation;
8. inch ↔ mm;
10. Up;
11. Gas intensity calculation from P and T;
12. Blueshift;
13. intensity ← cut-off;
14. gating width;
15. power through an aperture;
16. GVD, τ in medium;
17. Td in crystal quartz;
18. t0 for TOF spectrum;
19. ADK calculation for polarization gating;