Table 2 Thermodynamic parameters for protium/deuterium absorption and desorption of Zr0.8Ti0.2Co alloy
From: Isotope engineering achieved by local coordination design in Ti-Pd co-doped ZrCo-based alloys
Parameters | Absorption | Desorption | ||||
|---|---|---|---|---|---|---|
Low plateau | High plateau | Q = H | Q = D | |||
Q = H | Q = D | Q = H | Q = D | |||
ΔH (kJ·mol−1 Q2) | −67.52 | −69.48 | −69.22 | −82.21 | 80.61 | 84.15 |
ΔS (J·K−1·mol−1 Q2) | −106.46 | −113.05 | −144.28 | −166.97 | 131.77 | 139.82 |
T1 bar (°C) | / | / | 338.75 | 328.85 | ||
Tcr (°C) | 24.42 | 299.50 | 166.75 | |||
Tgap (°C) | / | / | 172.00 | |||
