Free Access

Fig. 2

image

X-ray powder diffraction patterns for ice at 200 K in air at ambient pressure (bottom), ice and CO2 clathrate mixture at 220 K and CO2 pressure 20.42 bar (middle) and pure CO2 clathrate at 253 K and CO2 pressure 20.42 bar (top). The strong reflection at ~20° 2θ due to the sapphire capillary has been removed from the data.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.