Casimir-Polder force fluctuations as spatial probes of dissipation in metals Nicolas Cherroret, Pierre-Philippe Crépin, Romain Guérout, Astrid Lambrecht and Serge Reynaud EPL, 117 6 (2017) 63001 Published online: 17 May 2017 DOI: 10.1209/0295-5075/117/63001