Recent studies of strain, performed in a transmission electron microscope, were reviewed. Particular attention was paid to quantitative measurements of those features which were related to dislocation motion in the presence of obstacles.

Quantitative Measurements in in situ Straining Experiments. F.Pettinari, A.Couret, D.Caillard, G.Molenat, N.Clement, A.Coujou: Journal of Microscopy, 2001, 203[1], 47-56