![Figure 18](/ServeContent?url=http%3A%2F%2Fdbm.sagepub.com%2Fcontent%2F1%2F1%2F502318%2FF18.medium.gif)
Dynamic shear properties of porcine periodontal ligament. (a) Complex modulus
,
storage modulus
,
and loss modulus
as a function of frequency. (b) Tangent
as a
function of frequency. Data were obtained from incisor (white circle) and
molar (black circle) periodontal ligaments. Vertical bars indicate 1 SD,
reproduced from Tanaka et al. [79], by permission.