The history of glass is quite old, that of its scientific exploration very young. During formation of the earth, highly siliceous melts of rocks occasionally froze to natural glasses such as …
This book, entitled The Properties of Optical Glass, is one of a series reporting on research and development activities on products and processes conducted by the Schott Group. The …
WD Johnston - Journal of the American Ceramic Society, 1965 - Wiley Online Library
The oxidation‐reduction equilibria in molten glasses having a soda/silica ratio of 1/2 and containing small amounts of variable‐valence ions of the transition elements titanium …
H Imagawa - physica status solidi (b), 1968 - Wiley Online Library
ESR spectra of cupric ions in borate, silicate, and phosphate glasses were analyzed by the LCAO MO method of Maki and McGarvey. The covalency of the B2g π‐orbital was found to …
WD Johnston - Journal of the American Ceramic Society, 1965 - Wiley Online Library
Optical absorption data are presented for Na2O2SiO2 glass containing vanadium equilibrated in various states of oxidation. Spectra of 5+, 4+, and 3+ vanadium were derived …
HAR El‐Batal, FM Ezz‐El‐Din - Journal of the American …, 1993 - Wiley Online Library
The change in the visible spectra of some irradiated ternary borate glasses containing chromium has been studied by increasing the γ‐ray doses with changing alkali content or …
HA ElBatal, NA Ghoneim - Nuclear Instruments and Methods in Physics …, 1997 - Elsevier
The optical absorption spectra of nominally pure and V-doped sodium phosphate glasses have been measured from 200 to 1100 nm before and after gamma-ray irradiation. The …
AMA Nassar, NA Ghoneim - Journal of Non-Crystalline Solids, 1981 - Elsevier
Spectrophotometric and magnetic studies were carried out on different glasses containing known amounts of V 2 O 5 in order to throw some light on the valence states and …
WH TURNER, JA TURNER - Journal of the American Ceramic …, 1972 - Wiley Online Library
The spectra of nickel dissolved in silicate and aluminosilicate glasses with alkali and alkaline‐earth modifiers were studied systematically as functions of composition, annealing …