Dynamic light-scattering study of the glass transition in a colloidal suspension

@article{vanmegen91, abstract = {This paper describes a light-scattering study of the glass transition in nonaqueous suspensions of sterically stabilized colloidal spheres. The observed phase behavior; fluid; crystal; and glass; is consistent with an essentially hard-sphere interaction between the particles. Metastable fluid states were obtained upon shear melting the crystalline phases by tumbling the samples. Their intermediate scattering functions; measured by dynamic light scattering; showed the emergence of a nondecaying component; implying structural arrest; at essentially the same concentration as that at which homogeneously nucleated crystallization was no longer observed. The overall forms of the intermediate scattering functions are consistent with the predictions of mode-coupling theories for the glass transition. Supplementary studies of the static structure factors indicated only short-ranged spatial order for particle concentrations ranging from the equilibrium fluid through the metastable fluid to the glass.}, author = {van Megen, W. and Pusey, P. N. }, citeulike-article-id = {1706951}, doi = {10.1103/PhysRevA.43.5429}, journal = {Physical Review A}, keywords = {colloids, dls, glass, mct}, month = {May}, number = {10}, pages = {5429--5441}, posted-at = {2007-09-29 03:07:23}, priority = {0}, publisher = {American Physical Society}, title = {Dynamic light-scattering study of the glass transition in a colloidal suspension}, url = {http://dx.doi.org/10.1103/PhysRevA.43.5429}, volume = {43}, year = {1991} }

TY - JOUR ID - vanmegen91 L3 - citeulike-article-id:1706951 TI - Dynamic light-scattering study of the glass transition in a colloidal suspension JF - Physical Review A VL - 43 IS - 10 SP - 5429 EP - 5441 PB - American Physical Society N2 - This paper describes a light-scattering study of the glass transition in nonaqueous suspensions of sterically stabilized colloidal spheres. The observed phase behavior; fluid; crystal; and glass; is consistent with an essentially hard-sphere interaction between the particles. Metastable fluid states were obtained upon shear melting the crystalline phases by tumbling the samples. Their intermediate scattering functions; measured by dynamic light scattering; showed the emergence of a nondecaying component; implying structural arrest; at essentially the same concentration as that at which homogeneously nucleated crystallization was no longer observed. The overall forms of the intermediate scattering functions are consistent with the predictions of mode-coupling theories for the glass transition. Supplementary studies of the static structure factors indicated only short-ranged spatial order for particle concentrations ranging from the equilibrium fluid through the metastable fluid to the glass. KW - colloids KW - dls KW - glass KW - mct AU - van Megen, W AU - Pusey, PN PY - 1991/05/15/ UR - http://dx.doi.org/10.1103/PhysRevA.43.5429 ER -