target="_blank" rel="nofollow" href="#ulink_3f54dc3d-6c81-59ee-9bf4-219564233c4e">Figure 3 Schematic variation of the communal entropy S comm (a) of the equil...Figure 4 Cell representation of a small region of disordered (a) and ordered...Figure 5 Schematic form of communal entropies in 24 Chapter 3.4Figure 1 Vibrational properties of a disordered diatomic linear chain. (a) E...Figure 2 Low‐temperature thermal properties of SiO2 phases. (a) Low‐temperat...Figure 3 Dispersion of longitudinal acoustic phonons in vitreous silica (vLAFigure 4 Raman spectra of v‐SiO2, α‐quartz, and polycrystalline α‐...Figure 5 Vibrational spectroscopy of v‐SiO2 and atomic displacements for the...Figure 6 Vibrational spectroscopy of v‐B2O3 and atomic displacements for the...Figure 7 Inverse mean free path l −1(ω, T) of longitudinal acoust...Figure 8 Vibrational excitations in v‐SiO2. (a) Dispersion curve of acoustic...Figure 9 Vibrational excitations in crystalline and amorphous silicon. (a) D...
25 Chapter 3.5Figure 1 Volume variations in the glass transition range: contrast between t...Figure 2 Imposed variation of temperature (upper panel) and associated effec...Figure 3 Effects of structural changes on the volume properties of TiO2‐bear...Figure 4 Temperature‐dependent nature of the thermal expansion coefficient o...
26 Chapter 3.6Figure 1 Stability of SiO2 forms as indicated by the dashed line where they ...Figure 2 Enthalpies of fusion of Na2SiO3 and Li2SiO3 directly measured by dr...Figure 3 Heat capacity and enthalpy above room temperature of the crystal, g...Figure 4 Relationship between the vibrational density of states, g(ν), ...Figure 5 Low‐temperature heat capacities of alkali disilicate M2Si2O5 glasse...Figure 6 Vibrational entropy of alkali silicate glasses (solid symbols) and ...Figure 7 Vibrational entropy of SiO2 and GeO2 glasses and polymorphs against...Figure 8 Vibrational entropy of crystals (open squares) and glasses (solid c...Figure 9 Influence of the coordination state of aluminum on the partial mola...Figure 10 Calorimetric boson peak of SiO2 glass and polymorphs. Data sources...Figure 11 Calorimetric boson peak of SiO2 (S) and alkali silicate glasses....Figure 12 First peak of the vibrational density of states of alkali silicate...Figure 13 Universal representation of the calorimetric boson peak with the r...Figure 14 The highly contrasting changes in the heat capacities of some sili...Figure 15 Mean heat capacity, Cm = (HT − H273)/(T − 273), of some aluminosil...Figure 16 Calorimetric determination of the residual and configurational ent...Figure 17 Comparison between residual entropies derived from calorimetric an...Figure 18 Enthalpies of solution of aluminosilicate glasses along binary joi...
27 Chapter 3.7Figure 1 Prestressing/toughening of a glass plate.Figure 2 Imaginary separation of glass into two thermal reservoirs containin...Figure 3 Single exponential exp(−t/τ) versus stretched exponential exp(...Figure 4 Density measurements of Hara and Suetoshi on soda‐lime‐glass during...Figure 5 Typical DSC of an “optically” (i.e. slowly) cooled BK7 sample. Heat...Figure 6 (a–h) Subsequent adjustment of the TNM(MRS) model parameters τFigure 7 Comparison of a thermal shrinkage experiment on BK7 (solid line) wi...Figure 8 Maxwell model for viscoelasticity: spring in series with a dashpot ...Figure 9 Voigt model for viscoelasticity: spring in parallel to a dashpot. zFigure 10 Definition of shear angle ε.Figure 11 Typical time‐dependent response of glass to constant shear stress....Figure 12 Burger model.Figure 13 Single exponential function exp(−t/τ) versus Kohlrausch(–Will...Figure 14 Oscillating shear.Figure 15 Three‐point‐bending.Figure 16 Asymmetric four‐point‐bending.Figure 17 DMA on Borofloat33 in the asymmetric four‐point‐bending mode (a = ...Figure 18 Deformation under pressure.Figure 19 Series of a Voigt model and a spring.
28 Chapter 3.8Figure 1 Excess enthalpy of a stone wool as given by the difference between ...Figure 2 Determination of the fictive temperature Tf of the HQ stone wool wi...Figure 3 Effect of the annealing temperature (Ta) on the enthalpy relaxation...Figure 4 Effect of the annealing time (ta) on the enthalpy relaxation of sto...Figure 5 Isobaric heat capacity (Cp) as a function of temperature (T) showin...Figure 6 Effect of the annealing temperature (Ta) on the ΔCp curves. (a) HQ ...Figure 7 Effect of the annealing time ta on the ΔCp curve. (a) HQ CaP2O6 (fr...Figure 8 Influence of structural disorder on the Z(ω) function regarded...Figure 9 Effect of the temperature (Ta) of one‐hour annealing on enthalpy re...Figure 10 Non‐monotonic evolution of the structure factor S(Q) of HQ Cu46Zr4...
29 Chapter 3.9Figure 1 Schematic relationships between melting curve maxima, liquid–liquid...Figure 2 Schematic depiction of a configurational energy landscape along a o...Figure 3.9.3 Polyamorphism in a‐Si upon compression and decompression. (a) A...Figure 4 Evidence for polyamorphism in Y2O3–Al2O3 glasses. Optical microscop...
30 Chapter 3.10Figure 1 Two schematic representations of pressure‐induced amorphization. (a...Figure 2 Phase diagram of Cu oxides in stable and metastable regions. At amb...Figure 3 Evidence for pressure‐induced amorphization in nanoporous crystalli...Figure 4 Two scenarios for understanding pressure effects within a configura...
31 Chapter 3.11Figure 1 Schematic cross‐sectional diagrams of indentation. (a) Vicker's, in...Figure 2 Stress components acting on a small element of a body.Figure 3 Schematic plot showing the relationship between Poisson's ratio and...Figure 4 Effect of temperature on elastic moduli. (a) Young's and (b) shear ...Figure 5 Contrast between Vicker’s indentations on “normal” and “anomalous” ...Figure 6 The smooth curved surfaces associated with conchoidal fracture and ...Figure 7 Schematic diagram of a through‐edge crack.Figure 8 Example of a Weibull plot, where σ is the measured strength an...Figure 9 Schematic diagram of subcritical crack growth rate versus applied s...Figure 10 Thermally tempered glass. (a) Parabolic thermal tempering stress d...
32 Chapter 3.12Figure 1 General mechanism of residual surface compression increasing the fr...Figure 2 Flame polishing of the rim of stemware in a glass production facili...Figure 3 Contrast between the cracked edge of a 4‐mm thick mechanically scri...Figure 4 Schematic stress profiles of fully thermally strengthened (safety g...Figure 5 Process scheme of the thermal strengthening process (AT = ambient t...Figure 6 Calculated residual surface and central stresses as a function of t...Figure 7 Residual stress profile for a given thickness as a function of cool...Figure 8 A plot of the number of fragments per square centimeter as a functi...Figure 9 Typical “butterfly” fracture pattern (to the left) with the origin ...Figure 10 Schematic ion‐exchange process Figure 11 Principal stress profile for a chemically strengthened aluminosili...
33 Chapter 3.13Figure 1 Bombardment damage in a Norwegian Gneiss by α rays emitted by ...Figure 2 Irradiation defects in silica glass (from [4, 5]). (a) Main intrins...Figure 3 Radiation‐induced mechanisms in silica‐based materials upon exposur...Figure 4 Main intrinsic and extrinsic parameters defining the levels and kin...Figure 5 Compaction of silica glass induced by neutron irradiation [22].Figure 6 Radiation‐induced attenuation in three samples of a fluorophosphate...Figure 7 Effects of the radiation dose and Yb clusters on the 2F5/2 lifetime...
34 Chapter 3.14Figure 1 First‐order transformation of hexagonal ice into the high‐density a...Figure 2 Low‐temperature heat capacity of H2O phases measured upon heating: ...Figure 3 Heat capacity of confined water measured upon heating after elimina...Figure 4 The two glass transitions of amorphous water in calorimetric measur...Figure 5 Heat capacity around the onset of ice crystallization near 235 K [1...Figure 6 Isothermal volume relaxation over 3 hour durations
