Table 1 Peak position at different temperatures in the PDF curves (Fig. 4b).

From: Colossal barocaloric effect in GdCl3-doped H2O for sustainable cooling

T/K

X peak’s position/Å

(1) O-D

(2) D-D

(3) O-D

(4) D-D

(5) O-O

180

0.975

1.530

1.765

2.315

2.745

230

0.975

1.535

1.765

2.325

2.745

300

0.965

1.505

1.865

2.325

2.755

|Δdice-water | /Å

0.01

0.025

0.1

0.01

0.01

  1. The first two peaks (1) and (2) correspond intramolecular pairs in a D2O molecule, while (3), (4), and (5) correspond intermolecular pairs. Pair (3) has the largest elongation from ice to liquid water and is marked by bold characters.
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