Fig. 2 | Communications Chemistry

Fig. 2

From: Electrostatic force driven helium insertion into ammonia and water crystals under pressure

Fig. 2The alternative text for this image may have been generated using AI.

Structures of corresponding compounds under high pressure. NH3 structures in space group of a Pma2 under 150 GPa, b P21/m under 350 GPa, c Pnma at 600 GPa. d NH3He structure in space group of P212121 under 600 GPa. e H2O structure in space group of Pbcm under 400 GPa. f (H2O)2He structure in space group of Ibam under 400 GPa. The blue and red balls represent N and O atoms; the small and large white balls represent the H and the He atoms

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