The beating of chemical pulps - the action and the effect; Dueterium NMR and water adsorption studies of the effects of beating on the water cellulose interaction; response of pulp fibres to mechanical treatment during MC fluidization; hydration of refined chemical pulps studies by microwave spectrometry; rapid imaging of mass distribution in paper by electron beams; scaling, percolation and network theories new insights into papermaking; applications of flow visualization technique in wet end chemistry; a concept for fibre floccation in turbulent flow; distribution of fibre orientations in paper.