Figure 1 (IMAGE) Science China Press Caption Scalable methods for PSCs deposition: (a) blade-coating, (b) slot-die-coating, (c) inkjet printing, and (d) spray-coating. Credit ©Science China Press Usage Restrictions Use with credit. 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.