Study of Hydrogen Interactions with Nd2Fe17 and Nd2Fe14B by Means of Calorimetric Method
Abstract
:1. Introduction
2. Materials and Methods
3. Results and Discussion
3.1. P-C Measurements
3.2. Calorimetric Results
4. Conclusions
Author Contributions
Conflicts of Interest
References
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T, °C | H/IMC | ∆Habs. ±δ, kJ/mol H2 | H/IMC | ∆Hdes. ±δ, kJ/mol H2 | Ref. |
---|---|---|---|---|---|
300 | 0–2.0 | −80.5 ± 0.9 | 0.7–1.9 | 81.8 ± 1.3 | This work |
250 | 0–1.3 | −84.2 ± 0.3 | 0.8–2.0 | 80.0 ± 0.2 | This work |
250 | 1.4–1.8 | −79.8 ± 1.3 | This work | ||
200 | 0–2.0 | −85.95 ± 0.65 | [8] | ||
200 | 2.0–2.7 | −80.64 ± 1.0 | 1.9–2.7 | 76.48 ± 0.85 | [8] |
T, °C | H/IMC | ∆Habs. ±δ, kJ/mol H2 | H/IMC | ∆Hdes. ±δ kJ/mol H2 |
---|---|---|---|---|
250 | 0.3–2.0 | −81.7 ± 0.5 | 0.5–0.7 | 81.6 ± 0.5 |
250 | 2.1–3.0 | −75.6 ± 1.0 | 1.0–2.3 | 76.8 ± 0.8 |
200 | 0.8–1.6 | −80.2 ± 0.8 | 1.2–1.6 | ~81 |
200 | 1.8–2.6 | −74.9± 2.2 | 1.6–2.6 | 73.0 ± 1.1 |
T, °C | H/IMC | ∆Habs. ±δ, kJ/mol H2 | H/IMC | ∆Hdes. ±δ, kJ/mol H2 |
---|---|---|---|---|
50 | 0.3–0.9 | −69.3 ± 1.3 | ||
50 | 2.0–3.0 | −36.6 ± 1.6 | 2.0–3.0 | 38.7 ± 0.8 |
50 | 3.2–3.7 | −34.0 ± 1.3 | 3.2–3.7 | 33.5 ± 1.8 |
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Anikina, E.; Verbetsky, V.; Savchenko, A. Study of Hydrogen Interactions with Nd2Fe17 and Nd2Fe14B by Means of Calorimetric Method. ChemEngineering 2018, 2, 15. https://doi.org/10.3390/chemengineering2020015
Anikina E, Verbetsky V, Savchenko A. Study of Hydrogen Interactions with Nd2Fe17 and Nd2Fe14B by Means of Calorimetric Method. ChemEngineering. 2018; 2(2):15. https://doi.org/10.3390/chemengineering2020015
Chicago/Turabian StyleAnikina, Elena, Victor Verbetsky, and Alexander Savchenko. 2018. "Study of Hydrogen Interactions with Nd2Fe17 and Nd2Fe14B by Means of Calorimetric Method" ChemEngineering 2, no. 2: 15. https://doi.org/10.3390/chemengineering2020015