Spin-LED Chip Placed on a Copper Block (left) and Emitting CP EL (Orange Spiral Arrows) (image) Tokyo Institute of Technology Share Print E-Mail Caption the right and left-handed EL components are indicated by the red and blue circles, respectively. QWP, LP, and MCS represent a quarter-wave plate, a linear polarizer, and a multichannel spectrometer, respectively. Inset: EL from a spin-LED chip for different current densities (J). Credit Tokyo Institute of Technology 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.