A Spin-trio of Electrons (image) ETH Zurich Share Print E-Mail Caption A spin-trio of electrons trapped in quantum dots (red). Quantum mechanical tunnelling between the quantum dots results in a dipole moment that couples strongly to the electromagnetic wave of a resonator (yellow). Credit ETH Zurich / Andreas Landig 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.