Method for collecting two electrons from each photon could break through theoretical solar-cell efficiency limit. In any conventional silicon-based solar
Apple is always trying to develop and deliver the highest quality of displays for their premium devices. Yesterday, the US Patent & Trademark Office published a patent application from Apple that relates to organic light-emitting diode (OLED) displays in which one or more organic photodetectors (e.g., organic photodiodes) are integrated for in-cell optical sensing.