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Plasma-Material Interaction Data Set 240
Diffusivity of D in Er2O3
$$
D = D_0 \exp\left(-\frac{E_\mathrm{d}}{k_\mathrm{B}T}\right)
$$
[In the above formula, the Boltzmann constant is expressed in \(\mathrm{eV\,K^{-1}}\).]
- Material: Er2O3
- Method: Experiment
- Data scaled for isotope mass? No
- Ed = 0.51 eV
- T = 573 – 973 K
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- B101: T. Chikada, H. Fujita, M. Matsunaga, S. Horikoshi, J. Mochizuki, C. Hu, F. Koch, M. Tokitani, Y. Hishinuma, K. Yabuuchi, Y. Oya, "Deuterium permeation behavior in iron-irradiated erbium oxide coating
", Fusion Engineering and Design 124, 915-918 (2017). [10.1016/j.fusengdes.2017.01.016]
Comment
(0.1 dpa). Used a Quadropole mass spectrometer and vacuum technology. Data provided by M. Lavrentiev (UKAEA, 2024) with permission from STEP.