Demonstration of efficient spin injection in a CW VECSEL at RT and dynamic control of its polarization state

Alexandre Joly (1, 2) , Ghaya Baili (1) , Mehdi Alouini (2) , Jean-Marie George (3) , Isabelle Sagnes (4) , Alexei Sirbu , Daniel Dolfi (1)

1 Thales Research and Technology [Palaiseau]
2 IPR - Institut de Physique de Rennes
3 Laboratoire Albert Fert (ex-UMPhy Unité mixte de physique CNRS/Thales)
4 LPN - Laboratoire de photonique et de nanostructures

We report the first efficient spin injection in a CW optically pumped VECSEL, obtained with phase anisotropy dynamic control. A threshold reduction of 1.5 % and an ellipticity of 75% are obtained at RT. Theoretical and experimental investigation of the polarization eigenstates is presented.

Domaines: Physique [physics]

Alexandre Joly, Ghaya Baili, Mehdi Alouini, Jean-Marie George, Isabelle Sagnes, et al.. Demonstration of efficient spin injection in a CW VECSEL at RT and dynamic control of its polarization state. Conference on Lasers and Electro-Optics (CLEO), Jun 2016, San Jose, CA, United States. ⟨hal-01481020⟩