<html><body><div style="font-family: arial, helvetica, sans-serif; font-size: 12pt; color: #000000"><div><div>Dear all</div><div><br></div><div>I am running simulations of laser driven high-energy-density plasmas, similar to the LaserSlab example.</div><div>I would like to know what is the minimum allowed value for the chamber density sim_rhoCham in FLASH. Such that the laser beam propagates in an environment as close as possible to vacuum before reaching the target.</div><div><br></div><div>Thank you for your attention!</div><div><br></div><div>Best regards,</div><div>M. C. de Sousa</div><div><br data-mce-bogus="1"></div></div></div></body></html>