Browsing by Author "Buckermann, Wilhelm-August"
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- ItemA further 29Si MAS NMR study on binary alkali silicate glasses(Offenbach : Verlag der Deutschen Glastechnischen Gesellschaft, 1992) Buckermann, Wilhelm-August; Müller-Warmuth, Werner; Frischat, Günther HeinzMagic angle spinning 29Si nuclear magnetic resonance of x Na2O · (100-x) SiO2 glasses (10 ≤ x ≤ 60) has been applied to contribute to the controversial question of the Q^n distribution. For all compositions more than two Q^n species have been identified. The random model provides a better description of the building group distribution than the binary model. Reasons for the contradictory experimental results are discussed.