<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:12pt"><div>Dear GROMACS Specialists,</div><div><br></div><div>I am working about micelles and have a question about the radius of dry core.</div><div> May I ask you to answer me, Please?<br></div><div>In one paper, I saw that the radius of dry core equals "where the density profiles of water and the surfactant hydrocarbon tails cross and a fraction of about 0.78 methylenes are found to be within this distance to COM".</div><div>I don't know how I obtain the fraction of methylenes in this distance to COM!</div><div>Please help me.</div><div><br></div><div>Thank you very much in advance.</div><div>Best Regards</div><div>Dina <br></div></div></body></html>