Digital Microfluidic BioChip (IMAGE) University of California - Riverside Caption A tile is the fundamental building block of the virtual architecture. The virtual architecture is imposed onto a Digital Microfluidic BioChip by tiling the fundamental building blocks to create a 2-D array of tiles. Credit UC Riverside Usage Restrictions None License Licensed content 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.