Abstract
The field of spinoptronics is underpinned by good control over photonic spin-orbit coupling in devices that have strong optical nonlinearities. Such devices might hold the key to a new era of optoelectronics where momentum and polarization degrees of freedom of light are interwoven and interfaced with electronics. However, manipulating photons through electrical means is a daunting task given their charge neutrality. In this work, we present electrically tunable microcavity exciton-polariton resonances in a Rashba-Dresselhaus spin-orbit coupling field. We show that different spin-orbit coupling fields and the reduced cavity symmetry lead to tunable formation of the Berry curvature, the hallmark of quantum geometrical effects. For this, we have implemented an architecture of a photonic structure with a two-dimensional perovskite layer incorporated into a microcavity filled with nematic liquid crystal. Our work interfaces spinoptronic devices with electronics by combining electrical control over both the strong light-matter coupling conditions and artificial gauge fields.
Original language | English |
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Article number | eabq7533 |
Pages (from-to) | eabq7533 |
Journal | Science advances |
Volume | 8 |
Issue number | 40 |
DOIs | |
Publication status | Published - 7 Oct 2022 |
Bibliographical note
Funding Information:This work was supported by National Science Centre grants 2019/35/B/ST3/04147 (to J.S. and M.M.), 2019/33/B/ST5/02658 (to P.K.), 2018/31/N/ST3/03046 (to M.Kr.), and 2017/27/B/ST3/00271 (to B.P.); the European Union’s Horizon 2020 program through a FET Open research and innovation action under grant agreement no. 899141 (PoLLoC) (to P.G.L.) and no. 964770 (TopoLight) (to W.P., P.M., and R.M.); NAWA Canaletto grant PPN/ BIT/2021/1/00124/U/00001 (to K.Ł.-M.); and Icelandic Research Fund (Rannis) grant no. 217631-051 (to H.S.).
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