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Crystal structure refinement of palygorskite from neutron powder diffraction
palygorskite structure neutron powder refinement zeolitic water clay mineral
2011/11/4
Palygorskite is a Mg-rich fibrous clay, present in nature as a mixture of two intricately intertwined polymorphs –monoclinic (C2/m) and orthorhombic (Pbmn) –characterized by the presence of channels a...
Neutron Powder Diffraction of Carbon-coated FeCo Alloy Nanoparticles
Neutron Powder Diffraction Carbon-coated FeCo Alloy Nanoparticles
2009/12/28
Neutron Powder Diffraction of Carbon-coated FeCo Alloy Nanoparticles.
Structure Refinement of Synthetic Deuterated Kaolinite by Rietveld Analysis Using Time-of-Flight Neutron Powder Diffraction Data
Crystal Structure Kaolinite Neutron Powder Diffraction Rietveld Refinement Synthetic Kaolinite
2011/12/22
Abstract: The crystal structure of synthetic deuterated kaolinite was refined by Rietveld analysis using time-of-flight (TOF) neutron powder diffraction data. For non-hydrogen atoms, C1 symmetry was a...
Neutron powder diffraction study of hydrogarnet to 9.0 GPa
Neutron powder diffraction study of hydrogarnet 9.0 GPa
2012/4/1
cell parameter at each pressure (5.7-42.3 GPa) was calculated
from the positions of four reflections (321, 400, 420, and 521)
fit by pure Gaussian profiles. With the assumption that the pres-
sure ...
Structural behavior, crystal chemistry, and phase transitions in substituted leucite: High-resolution neutron powder diffraction studies
Structural behavior crystal chemistry phase transitions substituted leucite High-resolution neutron powder diffraction studies
2012/4/1
High-resolution neutron powder diffraction was used to study phase transitions in theleucite phases of KAlSi206, RbAlSi20", CsAlSi206, and KFeSi206. Thetemperature-depen-dent structural behavior invol...
Neutron powder diffraction study of hydrogarnet to 9.0 Gpa
Neutron powder hydrogarnet 9.0 Gpa
2012/4/6
The crystal structure of synthetic, deuterated katoite [Ca3A12(0.D.)3] has been refined at 0.0001,0.78,3.6,6.1,7.9, and 9.0 GPa using the opposed-anvil Paris-Edinburgh cell and the POLARIS powder diff...
Thermal expansion of gypsum investigated by neutron powder diffraction
Thermal expansion gypsum investigated neutron powder diffraction
2012/4/6
The cell parameters of deuterated gypsum have been extracted from Rietveld anal-ysis of powder neutron diffraction data within the temperature range 4.2-320 K.The thermal expansion of gypsum is highly...