Note
Go to the end to download the full example code.
EELS curve fitting#
Performs curve fitting to an EELS spectrum, plots the result and saves it as png file.
0%| | 0.00/42.3M [00:00<?, ?B/s]
0%| | 12.3k/42.3M [00:00<05:57, 118kB/s]
0%| | 49.2k/42.3M [00:00<02:43, 258kB/s]
0%| | 121k/42.3M [00:00<01:32, 457kB/s]
1%|▏ | 267k/42.3M [00:00<00:50, 837kB/s]
1%|▌ | 559k/42.3M [00:00<00:26, 1.55MB/s]
3%|█ | 1.15M/42.3M [00:00<00:13, 2.98MB/s]
6%|██ | 2.33M/42.3M [00:00<00:06, 5.72MB/s]
9%|███▍ | 3.91M/42.3M [00:00<00:04, 8.77MB/s]
13%|████▊ | 5.50M/42.3M [00:00<00:03, 10.9MB/s]
17%|██████▏ | 7.09M/42.3M [00:01<00:02, 12.2MB/s]
20%|███████▌ | 8.66M/42.3M [00:01<00:02, 13.2MB/s]
24%|████████▉ | 10.2M/42.3M [00:01<00:02, 13.7MB/s]
28%|██████████▎ | 11.8M/42.3M [00:01<00:02, 14.2MB/s]
32%|███████████▋ | 13.4M/42.3M [00:01<00:01, 14.5MB/s]
35%|█████████████ | 15.0M/42.3M [00:01<00:01, 14.8MB/s]
39%|██████████████▍ | 16.6M/42.3M [00:01<00:01, 15.0MB/s]
43%|███████████████▊ | 18.1M/42.3M [00:01<00:01, 14.6MB/s]
47%|█████████████████▎ | 19.7M/42.3M [00:01<00:01, 15.0MB/s]
51%|██████████████████▋ | 21.4M/42.3M [00:01<00:01, 15.2MB/s]
54%|████████████████████ | 23.0M/42.3M [00:02<00:01, 15.4MB/s]
58%|█████████████████████▌ | 24.6M/42.3M [00:02<00:01, 15.5MB/s]
62%|██████████████████████▉ | 26.3M/42.3M [00:02<00:01, 15.6MB/s]
66%|████████████████████████▍ | 27.9M/42.3M [00:02<00:00, 15.6MB/s]
70%|█████████████████████████▊ | 29.4M/42.3M [00:02<00:01, 12.6MB/s]
73%|██████████████████████████▉ | 30.8M/42.3M [00:02<00:00, 12.7MB/s]
76%|████████████████████████████ | 32.1M/42.3M [00:02<00:00, 12.6MB/s]
79%|█████████████████████████████▎ | 33.4M/42.3M [00:02<00:00, 9.89MB/s]
82%|██████████████████████████████▍ | 34.7M/42.3M [00:03<00:00, 10.6MB/s]
85%|███████████████████████████████▍ | 35.9M/42.3M [00:03<00:00, 11.0MB/s]
88%|████████████████████████████████▋ | 37.4M/42.3M [00:03<00:00, 11.8MB/s]
92%|██████████████████████████████████ | 38.9M/42.3M [00:03<00:00, 12.8MB/s]
96%|███████████████████████████████████▌ | 40.6M/42.3M [00:03<00:00, 13.7MB/s]
100%|████████████████████████████████████▉| 42.3M/42.3M [00:03<00:00, 14.3MB/s]
0%| | 0.00/42.3M [00:00<?, ?B/s]
100%|██████████████████████████████████████| 42.3M/42.3M [00:00<00:00, 220GB/s]
0%| | 0.00/66.1M [00:00<?, ?B/s]
0%| | 12.3k/66.1M [00:00<09:25, 117kB/s]
0%| | 49.2k/66.1M [00:00<04:16, 257kB/s]
0%| | 129k/66.1M [00:00<02:13, 492kB/s]
0%|▏ | 276k/66.1M [00:00<01:15, 867kB/s]
1%|▎ | 567k/66.1M [00:00<00:41, 1.57MB/s]
2%|▋ | 1.17M/66.1M [00:00<00:21, 3.04MB/s]
4%|█▎ | 2.38M/66.1M [00:00<00:10, 5.88MB/s]
6%|██▏ | 3.95M/66.1M [00:00<00:07, 8.85MB/s]
8%|███ | 5.54M/66.1M [00:00<00:05, 10.9MB/s]
11%|███▉ | 7.14M/66.1M [00:01<00:04, 12.3MB/s]
13%|████▉ | 8.73M/66.1M [00:01<00:04, 13.3MB/s]
16%|█████▊ | 10.3M/66.1M [00:01<00:04, 13.9MB/s]
18%|██████▋ | 11.9M/66.1M [00:01<00:03, 14.3MB/s]
20%|███████▌ | 13.4M/66.1M [00:01<00:03, 14.5MB/s]
23%|████████▍ | 15.0M/66.1M [00:01<00:03, 14.7MB/s]
25%|█████████▎ | 16.6M/66.1M [00:01<00:03, 14.8MB/s]
27%|██████████▏ | 18.1M/66.1M [00:01<00:03, 14.9MB/s]
30%|███████████ | 19.7M/66.1M [00:01<00:03, 15.0MB/s]
32%|███████████▉ | 21.3M/66.1M [00:01<00:02, 15.0MB/s]
35%|████████████▊ | 22.9M/66.1M [00:02<00:02, 15.2MB/s]
37%|█████████████▋ | 24.4M/66.1M [00:02<00:02, 15.2MB/s]
39%|██████████████▌ | 26.0M/66.1M [00:02<00:02, 15.1MB/s]
42%|███████████████▍ | 27.6M/66.1M [00:02<00:02, 15.1MB/s]
44%|████████████████▎ | 29.1M/66.1M [00:02<00:02, 15.1MB/s]
46%|█████████████████▏ | 30.7M/66.1M [00:02<00:02, 15.1MB/s]
49%|██████████████████ | 32.2M/66.1M [00:02<00:02, 15.1MB/s]
51%|██████████████████▉ | 33.9M/66.1M [00:02<00:02, 15.3MB/s]
54%|███████████████████▊ | 35.4M/66.1M [00:02<00:02, 15.2MB/s]
56%|████████████████████▋ | 37.0M/66.1M [00:02<00:01, 15.4MB/s]
59%|█████████████████████▋ | 38.7M/66.1M [00:03<00:01, 15.4MB/s]
61%|██████████████████████▌ | 40.3M/66.1M [00:03<00:01, 15.6MB/s]
63%|███████████████████████▍ | 41.9M/66.1M [00:03<00:01, 15.7MB/s]
66%|████████████████████████▍ | 43.6M/66.1M [00:03<00:01, 15.7MB/s]
68%|█████████████████████████▎ | 45.2M/66.1M [00:03<00:01, 15.7MB/s]
71%|██████████████████████████▏ | 46.8M/66.1M [00:03<00:01, 15.7MB/s]
73%|███████████████████████████ | 48.4M/66.1M [00:03<00:01, 15.7MB/s]
76%|████████████████████████████ | 50.1M/66.1M [00:03<00:01, 15.7MB/s]
78%|████████████████████████████▉ | 51.7M/66.1M [00:03<00:00, 15.8MB/s]
81%|█████████████████████████████▊ | 53.3M/66.1M [00:04<00:00, 15.7MB/s]
83%|██████████████████████████████▊ | 55.0M/66.1M [00:04<00:00, 15.7MB/s]
86%|███████████████████████████████▋ | 56.6M/66.1M [00:04<00:00, 15.7MB/s]
88%|████████████████████████████████▌ | 58.2M/66.1M [00:04<00:00, 15.7MB/s]
91%|█████████████████████████████████▍ | 59.8M/66.1M [00:04<00:00, 15.7MB/s]
93%|██████████████████████████████████▍ | 61.5M/66.1M [00:04<00:00, 15.7MB/s]
95%|███████████████████████████████████▎ | 63.1M/66.1M [00:04<00:00, 15.7MB/s]
98%|████████████████████████████████████▏| 64.7M/66.1M [00:04<00:00, 15.6MB/s]
0%| | 0.00/66.1M [00:00<?, ?B/s]
100%|██████████████████████████████████████| 66.1M/66.1M [00:00<00:00, 320GB/s]
import hyperspy.api as hs
s = hs.load("coreloss_spectrum.msa", signal_type="EELS")
ll = hs.load("lowloss_spectrum.msa", signal_type="EELS")
s.add_elements(("Mn", "O"))
s.set_microscope_parameters(
beam_energy=300, convergence_angle=24.6, collection_angle=13.6
)
m = s.create_model(low_loss=ll)
m.enable_fine_structure()
m.multifit(kind="smart")
m.plot()
# one can also use the Dirac GOS by specifying the GOS parameter
m = s.create_model(low_loss=ll, GOS="dirac")
m.enable_fine_structure()
m.multifit(kind="smart")
m.plot()
Total running time of the script: (0 minutes 20.377 seconds)