High-Temperature, High-Pressure Hydrothermal Synthesis, Crystal Structure, and Solid State NMR Spectroscopy of a New Vanadium(IV) Silicate:  Rb2(VO)(Si4O10)·xH2O

2002 ◽  
Vol 41 (16) ◽  
pp. 4206-4210 ◽  
Author(s):  
Chun-Yi Li ◽  
Chan-Yen Hsieh ◽  
Hsiu-Mei Lin ◽  
Hsien-Ming Kao ◽  
Kwang-Hwa Lii
Keyword(s):  
Crystal Structure ◽  
High Pressure ◽  
High Temperature ◽  
Hydrothermal Synthesis ◽  
Solid State ◽  
Nmr Spectroscopy ◽  
Solid State Nmr ◽  
Solid State Nmr Spectroscopy ◽  
High Temperature High Pressure

High-temperature, high-pressure hydrothermal synthesis, crystal structure, and solid state NMR Spectroscopy of a lead borosilicate with boron-silicon mixing: Pb6B2Si8O25

2021 ◽  
Author(s):  
Ling-Wei Chang ◽  
Kwang-Hwa Lii
Keyword(s):  
Crystal Structure ◽  
High Pressure ◽  
High Temperature ◽  
Hydrothermal Synthesis ◽  
Solid State ◽  
Solid State Nmr ◽  
Hydrothermal Reaction ◽  
X Ray Diffraction ◽  
X Ray ◽  
High Temperature High Pressure

A new lead(II) borosilicate, Pb6B2Si8O25 (1), has been synthesized by a high-temperature, high-pressure hydrothermal reaction at 480 °C and 990 bar. Its structure was determined by single-crystal X-ray diffraction. The...

High-temperature, high-pressure hydrothermal synthesis, crystal structure, and infrared and NMR spectroscopy of a barium lead borate with a 2D layer structure: [Ba3Pb(H2O)][B11O19(OH)3]

2020 ◽  
Vol 49 (19) ◽  
pp. 6220-6226
Author(s):  
Yu-Chen Kuo ◽  
Hsin-Kuan Liu ◽  
Sue-Lein Wang ◽  
Kwang-Hwa Lii
Keyword(s):  
Crystal Structure ◽  
High Pressure ◽  
High Temperature ◽  
Hydrothermal Synthesis ◽  
Nmr Spectroscopy ◽  
Layer Structure ◽  
Lead Borate ◽  
Fundamental Building Block ◽  
Pressure Form ◽  
High Temperature High Pressure

The structure of the hydrothermally synthesized barium lead borate contains an unusual fundamental building block, 2Δ4□:〈Δ2□〉–〈3□〉Δ, which was also found in the high-pressure form of CaB2O4 synthesized at 900 °C under a pressure of 15–25 kbar.

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