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La0.7Sr0.3MnO3 thin film, electron beam damage

Core loss La0.7Sr0.3MnO3 · magnunor · added 2016-08-27 · Beam energy and angles known · History

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La0.7Sr0.3MnO3 in a La0.7Sr0.3MnO3/LaFeO3/SrTiO3-(111) heterostructure. This is a part of an electron beam exposure experiment, this spectrum being after the exposure. There are clear signs of beam damage, due to oxygen having been removed from the material.

Use in HyperSpy
import exspy

spectra = exspy.data.eelsdb(title="La0.7Sr0.3MnO3 thin film, electron beam damage", formula="La0.7Sr0.3MnO3")
s = next(sp for sp in spectra if sp.original_metadata.json.id == 22010)
s.plot(plot_edges=True)

Specimen

Formula
La0.7Sr0.3MnO3
Elements
La, Sr, Mn, O
Edges
Mn L2,3
Energy range
618 – 664.75 eV
Step
1982.691 eV

Treatment

Dark current corrected
Yes
Gain variation corrected
Yes
Calibration
Energy scaled aligned using zero loss peak. Power law background removed.

Acquisition

Microscope
ARM 200cF
Gun
Cold Field Emission Gun
Beam energy
80 kV
Convergence semi-angle
20.4 mrad
Collection semi-angle
66 mrad
Resolution
0.7 eV
Monochromated
No
Detector
GIF Quantum ER

Reference

Magnus Nord, Per Erik Vullum, Ingrid Hallsteinsen, Thomas Tybell, Randi Holmestad. “Assessing electron beam sensitivity for SrTiO3 and La0.7Sr0.3MnO3 using electron energy loss spectroscopy”. Ultramicroscopy, 169, 98-106 (2016). doi:10.1016/j.ultramic.2016.07.004 Article

Associated spectra

Other links

Please cite this spectrum

If you use this spectrum, cite the contributor's paper and the EELS Data Base.

magnunor. La0.7Sr0.3MnO3 thin film, electron beam damage (La0.7Sr0.3MnO3). EELS Data Base, spectrum 22010, 2016. https://eelsdb.eu/spectra/la0-7sr0-3mno3-thin-film-electron-beam-damage-2/

Magnus Nord, Per Erik Vullum, Ingrid Hallsteinsen, Thomas Tybell, Randi Holmestad. “Assessing electron beam sensitivity for SrTiO3 and La0.7Sr0.3MnO3 using electron energy loss spectroscopy”. Ultramicroscopy, 169, 98-106 (2016). doi:10.1016/j.ultramic.2016.07.004

Philip Ewels, Thierry Sikora, Virginie Serin, Chris P. Ewels and Luc Lajaunie. “A Complete Overhaul of the Electron Energy-Loss Spectroscopy and X-Ray Absorption Spectroscopy Database: eelsdb.eu.” Microscopy and Microanalysis 22, 717–724 (2016). doi:10.1017/S1431927616000179
BibTeX
@misc{magnunor2016eelsdb22010,
  author = {magnunor},
  title = {La0.7Sr0.3MnO3 thin film, electron beam damage},
  howpublished = {EELS Data Base, spectrum 22010},
  year = {2016},
  url = {https://eelsdb.eu/spectra/la0-7sr0-3mno3-thin-film-electron-beam-damage-2/}
}

@article{magnunor2016eelsdb22010ref,
  author = {Magnus Nord, Per Erik Vullum, Ingrid Hallsteinsen, Thomas Tybell, Randi Holmestad},
  title = {Assessing electron beam sensitivity for SrTiO3 and La0.7Sr0.3MnO3 using electron energy loss spectroscopy},
  journal = {Ultramicroscopy},
  volume = {169},
  number = {},
  pages = {98--106},
  year = {2016},
  doi = {10.1016/j.ultramic.2016.07.004}
}

@article{ewels2016eelsdb,
  author = {Ewels, Philip and Sikora, Thierry and Serin, Virginie and Ewels, Chris P. and Lajaunie, Luc},
  title = {A Complete Overhaul of the Electron Energy-Loss Spectroscopy and X-Ray Absorption Spectroscopy Database: eelsdb.eu},
  journal = {Microscopy and Microanalysis},
  volume = {22},
  pages = {717--724},
  year = {2016},
  doi = {10.1017/S1431927616000179}
}
Download lsmo_mn_post_exposure.msa