Fracture Patterns (IMAGE) Swansea University Caption This is a selection of fracture patterns obtained by varying how fast the air gets pumped into the cell. Credit Campbell, Ozturk, & Sandnes (2017). <i>Physical Review Applied</i> 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.