Coffee Ring Effect (image) Binghamton University Share Print E-Mail Caption For figure A, there is particle transport to the apex of the target droplet and a dense center deposit is formed. For figure B, the final mapped deposit is more uniform. Credit Langmuir Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.