Excess wing in the dielectric loss of glass formers: a Johari-Goldstein β relaxation?

Physical Review Letters

Volumn 84, Issue 24, 2000, Pages 5560-5563

  Schneider, U ^a   Brand, R ^a   Lunkenheimer, P ^a   Loidl, A ^a  

^a UNIVERSITY OF AUGSBURG   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

AGING OF MATERIALS; DEGREES OF FREEDOM (MECHANICS); GLASS TRANSITION; GLYCEROL; PERMITTIVITY; RELAXATION PROCESSES; TEMPERATURE;

GLASS FORMERS; HIGH PRECISION DIELECTRIC MEASUREMENT; PROPYLENE CARBONATES;

DIELECTRIC LOSSES;

EID: 0033717918     PISSN: 00319007     EISSN: None     Source Type: Journal    
DOI: 10.1103/PhysRevLett.84.5560     Document Type: Article

References (30)

1. A. Hofmann et al., in Disorder Effects on Relaxational Processes, edited by R. Richert and A. Blumen (Springer, Berlin, 1994), p. 309.
2. P. Lunkenheimer et al., Europhys. Lett. 33, 611 (1996).
3. R. L. Leheny and S. R. Nagel, Europhys. Lett. 39, 447 (1997).
4. D.W. Davidson and R. H. Cole, J. Chem. Phys. 18, 1417 (1950).
5. R. V. Chamberlin, Phys. Rev. Lett. 82, 2520 (1999); G. Tarjus, D. Kivelson, and S. Kivelson, in Supercooled Liquids, Advances and Novel Applications, edited by J. T. Fourkas et al., ACS Symposium Series Vol. 676 (American Chemical Society, Washington, DC, 1997), p. 67.
6. R. V. Chamberlin, Phys. Rev. Lett. 82, 2520 (1999); G. Tarjus, D. Kivelson, and S. Kivelson, in Supercooled Liquids, Advances and Novel Applications, edited by J. T. Fourkas et al., ACS Symposium Series Vol. 676 (American Chemical Society, Washington, DC, 1997), p. 67.
7. P. K. Dixon et al., Phys. Rev. Lett. 65, 1108 (1990).
8. A. Kudlik et al., J. Mol. Struct. 479, 201 (1999).
9. G. P. Johari and M. Goldstein, J. Chem. Phys. 53, 2372 (1970).
10. N.B. Olsen, J. Non-Cryst, Solids 235-237, 399 (1998).
11. M. Jiménez-Ruiz et al., Phys. Rev. B 59, 9155 (1999).
12. C. León and K. L. Ngai, J. Phys. Chem. B 103, 4045 (1999).
13. C. Léon, K. L. Ngai, and C. M. Roland, J. Chem. Phys. 110, 11585 (1999).
14. H. Wagner and R. Richert, J. Chem. Phys. 110, 11 660 (1999).
15. For the concept of the fictive temperature, see, e.g., C. T. Moynihan et al., Ann. N.Y. Acad. Sci. 279, 14 (1976).
16. U. Schneider et al., J. Non-Cryst. Solids 235-237, 173 (1998); U. Schneider et al., Phys. Rev. E 59, 6924 (1999).
17. U. Schneider et al., J. Non-Cryst. Solids 235-237, 173 (1998); U. Schneider et al., Phys. Rev. E 59, 6924 (1999).
18. In [9] even a small upward shift of the β-peak frequency was noted during aging.
19. R. L. Leheny and S. R. Nagel, Phys. Rev. B 57, 5154 (1998).
20. A. Kudlik et al., Europhys. Lett. 32, 511 (1995).
21. C. Hansen and R. Richert, J. Phys. Condens. Matter 9, 9661 (1997).
22. G. P. Johari and K. Pathmanathan, J. Chem. Phys. 85, 6811 (1986).
23. G. P. Johari and E. Whalley, Faraday Symp. Chem. Soc. 6, 23 (1972).
24. H. Fujimori and M. Oguni, J. Chem. Thermodyn. 26, 367 (1994).
25. W. Schnauss, F. Fujara, and H. Sillescu, J. Chem. Phys. 97, 1378 (1992).
26. R. Brand et al., (to be published), cond-mat/0002460.
27. K. S. Cole and R. H. Cole, J. Chem. Phys. 9, 341 (1941).
28. P. Lunkenheimer, Dielectric Spectroscopy of Glassy Dynamics (Shaker, Aachen, 1999).
29. K. L. Ngai, Phys. Rev. E 57, 7346 (1998).
30. K. L. Ngai, Comments Solid State Phys. 9, 127 (1979).