blender dynamicpaint displacement
For this animation I added a dynamicpaint canvas to a plane and used an icosphere as a particle instance object and the dynamicpaint brush. I added a second inivisible plane below the canvas to act as a obstacle for the particles.
you can download the blend file here
particle impact
This animation was created with a particle system thats placed around the sphere and a dynamic paint modifier on the particles and the sphere
you can download the blend file here
spikes from hair particles
In this animation I tried more extreme settings in the cycles hair rendering to create some growing spikes.
you can download the blend file here
blender particle experiments - waves
For this part of my blender particle experiments I used a dynamic paint canvas to generate the waves. The particles "cool down" a bit while jumping around using the age input of the particle-info node
you can download the blend file here