Figure 14.
Confocal Laser Scanning Microscopy (CLSM) images relative to a cross-section of PA fibers showing the distribution of Methyl Red for conventional dyeing (a) and sol–gel treatment (b) [247].
Confocal Laser Scanning Microscopy (CLSM) images relative to a cross-section of PA fibers showing the distribution of Methyl Red for conventional dyeing (a) and sol–gel treatment (b) [247].