Jaap Wijsman (on the left) and Carlo Bagnera (on the right).

I wanted to give a warm thank you to those who helped and supported me during this project.

Carlo Bagnera for his invaluable help with logistics, advice on physics issues and encouragement.

Peter Pabon for his fundamental and sudden help. For his availability and the trust he gave me.

Jaap Wijsman and Pieter Colbers for their technical advice and practical help.

Wouter Verschuren for the trust and valuable advice.