Published 1980
| Version v1
Journal article
Infrared absorption spectra of solid solutions in the system Nd2O3-P2O5-CaO-H2O
Description
Solid solutions in the system Nd2O3-P2O5-CaO-H2O have been investigated with the use of infrared absorption technique. The bands due to HPO42-/870 cm-1 and 1250 cm-1/ appear in the infrared absorption spectra of the solid solutions obtained by crystallization /at 1000C/ from phosphoric acid containing Ca2+ ions. After ignition at 10000C the above solid solutions, changes in the spectra were observed such as disappearance of the HPO42- bands and appearance of the band at about 730 cm-1 ascribed to γsub(s) P-O-P vibration due to P2O74-. (author)
Additional details
Additional titles
- Original title (Polish)
- Badania roztworow stalych w ukladzie Nd
Publishing Information
- Journal Title
- Pr. Nauk. Akad. Ekon. Oskara Langego Wroclaw., Chem.
- Journal Issue
- no.159
- Series
- Pr. Nauk. Akad. Ekon. Oskara Langego Wroclaw., Chem.
Conference
- Title
- Conference on inorganic phosphorous compounds.
- Dates
- 24 - 25 Sep 1980.
- Place
- Wroclaw (Poland).
INIS
- Country of Publication
- Poland
- Country of Input or Organization
- Poland
- INIS RN
- 14749143
- Subject category
- S37: INORGANIC, ORGANIC, PHYSICAL AND ANALYTICAL CHEMISTRY;
- Resource subtype / Literary indicator
- Conference
- Descriptors DEI
- ABSORPTION SPECTROSCOPY; CALCIUM PHOSPHATES; CHEMICAL COMPOSITION; CHEMICAL REACTION KINETICS; CRYSTALLIZATION; HEXAGONAL LATTICES; INFRARED SPECTRA; MONOCLINIC LATTICES; NEODYMIUM OXIDES; NEODYMIUM PHOSPHATES; PHOSPHORIC ACID; SINTERING; SOLID SOLUTIONS
- Descriptors DEC
- ALKALINE EARTH METAL COMPOUNDS; CALCIUM COMPOUNDS; CHALCOGENIDES; CRYSTAL LATTICES; CRYSTAL STRUCTURE; DISPERSIONS; FABRICATION; HOMOGENEOUS MIXTURES; HYDROGEN COMPOUNDS; INORGANIC ACIDS; KINETICS; MIXTURES; NEODYMIUM COMPOUNDS; OXIDES; OXYGEN COMPOUNDS; PHASE TRANSFORMATIONS; PHOSPHATES; PHOSPHORUS COMPOUNDS; RARE EARTH COMPOUNDS; REACTION KINETICS; SOLUTIONS; SPECTRA; SPECTROSCOPY