Synchrotron X-ray diffraction data was collected from a sample of monocarboaluminate
3CaO· Al2O3· CaCO3· 11H2O from ambient pressure to 4.3 GPa. The refined crystal
structure at ambient pressure is triclinic with parameters a= 5.77 (2) Å, b= 8.47 (5) Å, c= 9.93
(4) Å, α= 64.6 (2)°, β= 82.8 (3)°, γ= 81.4 (4)°, and space group of P1 or P1¯. It showed some
degree of perfectly reversible pressure-induced dehydration with a non-hygroscopic
pressure-transmitting medium. However the dehydration effect does not critically affect a …

Synchrotron X-ray diffraction data was collected from a sample of monocarboaluminate
3CaO {center_dot} Al {sub 2} O {sub 3}{center_dot} CaCO {sub 3}{center_dot} 11H {sub 2} O
from ambient pressure to 4.3 GPa. The refined crystal structure at ambient pressure is
triclinic with parameters a= 5.77 (2) A, b= 8.47 (5) A, c= 9.93 (4) A,{alpha}= 64.6 (2) Degree-
Sign,{beta}= 82.8 (3) Degree-Sign,{gamma}= 81.4 (4) Degree-Sign, and space group of P1
or P1 {sup Macron}. It showed some degree of perfectly reversible pressure-induced …