NIST
The National Institute of Standards and Technology (NIST) supplies Carsus with atomic weights, ionization energies and ground levels configurations.
Atomic Weights
Provided by the NIST Atomic Weights and Isotopic Compositions Database.
[1]:
from carsus.io.nist import NISTWeightsComp
ChiantiPy version 0.8.4
found PyQt5 widgets
using PyQt5 widgets
[2]:
nist_weights = NISTWeightsComp('H-O')
[ carsus.io.nist.weightscomp][ INFO] - Downloading data from the NIST Atomic Weights and Isotopic Compositions Database. (weightscomp.py:49)
[3]:
nist_weights.base
[3]:
| symbol | name | mass | |
|---|---|---|---|
| atomic_number | |||
| 1 | H | Hydrogen | 1.007975 |
| 2 | He | Helium | 4.002602 |
| 3 | Li | Lithium | 6.967500 |
| 4 | Be | Beryllium | 9.012183 |
| 5 | B | Boron | 10.813500 |
| 6 | C | Carbon | 12.010600 |
| 7 | N | Nitrogen | 14.006855 |
| 8 | O | Oxygen | 15.999400 |
Ionization Energies and Ground Levels
Provided by the NIST Atomic Spectra Database.
[4]:
from carsus.io.nist import NISTIonizationEnergies
[5]:
nist_ioniz = NISTIonizationEnergies('H-O')
[ carsus.io.nist.ionization][ INFO] - Downloading ionization energies from the NIST Atomic Spectra Database. (ionization.py:64)
[6]:
nist_ioniz.base
[6]:
atomic_number ion_charge
1 0 13.598435
2 0 24.587389
1 54.417766
3 0 5.391715
1 75.640097
2 122.454359
4 0 9.322699
1 18.211150
2 153.896205
3 217.718585
5 0 8.298019
1 25.154830
2 37.930590
3 259.371500
4 340.226022
6 0 11.260288
1 24.383143
2 47.887780
3 64.493520
4 392.090518
5 489.993208
7 0 14.534130
1 29.601250
2 47.445300
3 77.473500
4 97.890100
5 552.067330
6 667.046138
8 0 13.618055
1 35.121120
2 54.935540
3 77.413500
4 113.899000
5 138.118900
6 739.326830
7 871.409914
Name: ionization_energy, dtype: float64
[7]:
nist_ioniz.get_ground_levels()
[7]:
| atomic_number | ion_charge | g | energy | |
|---|---|---|---|---|
| 0 | 1 | 0 | 2 | 0.0 |
| 1 | 2 | 0 | 1 | 0.0 |
| 2 | 2 | 1 | 2 | 0.0 |
| 3 | 3 | 0 | 2 | 0.0 |
| 4 | 3 | 1 | 1 | 0.0 |
| 5 | 3 | 2 | 2 | 0.0 |
| 6 | 4 | 0 | 1 | 0.0 |
| 7 | 4 | 1 | 2 | 0.0 |
| 8 | 4 | 2 | 1 | 0.0 |
| 9 | 4 | 3 | 2 | 0.0 |
| 10 | 5 | 0 | 2 | 0.0 |
| 11 | 5 | 1 | 1 | 0.0 |
| 12 | 5 | 2 | 2 | 0.0 |
| 13 | 5 | 3 | 1 | 0.0 |
| 14 | 5 | 4 | 2 | 0.0 |
| 15 | 6 | 0 | 1 | 0.0 |
| 16 | 6 | 1 | 2 | 0.0 |
| 17 | 6 | 2 | 1 | 0.0 |
| 18 | 6 | 3 | 2 | 0.0 |
| 19 | 6 | 4 | 1 | 0.0 |
| 20 | 6 | 5 | 2 | 0.0 |
| 21 | 7 | 0 | 4 | 0.0 |
| 22 | 7 | 1 | 1 | 0.0 |
| 23 | 7 | 2 | 2 | 0.0 |
| 24 | 7 | 3 | 1 | 0.0 |
| 25 | 7 | 4 | 2 | 0.0 |
| 26 | 7 | 5 | 1 | 0.0 |
| 27 | 7 | 6 | 2 | 0.0 |
| 28 | 8 | 0 | 5 | 0.0 |
| 29 | 8 | 1 | 4 | 0.0 |
| 30 | 8 | 2 | 1 | 0.0 |
| 31 | 8 | 3 | 2 | 0.0 |
| 32 | 8 | 4 | 1 | 0.0 |
| 33 | 8 | 5 | 2 | 0.0 |
| 34 | 8 | 6 | 1 | 0.0 |
| 35 | 8 | 7 | 2 | 0.0 |