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Structural investigation of platinum solubility in silicate glasses
Structural investigation platinum solubility silicate glasses
2012/4/1
The coordination environment of 20-200 ppm Pt in yellowish glasses from the CaO-Al O -SiO
2 3 2(CAS) ternary was studied using X-ray absorption fine structure spectroscopy at the Pt-L edge.
IIIedge...
The influence of water on the environment of transition metals in silicate glasses
The influence water environment transition metals silicate glasses
2012/3/30
The effect of water (5 H2O 1 OH) on the environment of Co21and Ni21 in albite glass was investigated by electronic absorption spectroscopy. The visible spectra of Co21-doped glasses change only slight...
Disorder among network-modifier cations in silicate glasses: New constraints from triple-quantum 17O NMR
Disorder network-modifier cations silicate glasses New constraints triple-quantum 17O NMR
2012/4/6
Thestateoforderingamongnetwork-modi?ercationsinmoltensilicateshasapoten-tiallylargeeffectontheiroverallcon?gurationalentropy,onfreeenergiesofmixing,and
onviscosityanddiffusivity.Mostmodelsofthermodyn...
Coordination of Ti4+ in silicate glasses: A high-resolution XANES spectroscopy study at the Ti K edge
Coordination of Ti4+ silicate glasses high-resolution XANES spectroscopy study Ti K edge
2012/4/1
The coordination environment of Ti in eight Ti-bearing glasses of the Na Si-Na,Ti
y4 ;:join (NTS) and in six ATY2 glasses (A20Ti02.2Y02, with A =Na, K, ~r Rb andSi or Ge) was determined using high-re...
Phosphorus speciation changes across the glass transition in polymerized alkali silicate glasses and melts
Phosphorus speciation glass transition alkali silicate glasses melts
2012/4/9
In situ, high-temperature Raman spectroscopy of Na,O.9SiO, glasses and melts with and without 2 mol% P,05 has been conducted to 1491 K (near the liquidus temperature). In the temperature range from 29...