Ching Hua Lee^6,†, Alexander Szameit^5,7, Andrea Alù^8,9, Tobias Kießling^2,5, and Ronny Thomale^1,5,‡

• ¹Institute for Theoretical Physics and Astrophysics, University of Würzburg, Am Hubland, D-97074 Würzburg, Germany
• ²Physikalisches Institut and Röntgen Research Center for Complex Material Systems, Universität Würzburg, D-97074 Würzburg, Germany
• ³Physical Science and Engineering Division, King Abdullah University of Science and Technology (KAUST), Thuwal 23955, Saudi Arabia
• ⁴Max Planck Institute for the Physics of Complex Systems, Nöthnitzer Straße 38, 01187 Dresden, Germany
• ⁵Würzburg-Dresden Cluster of Excellence ct.qmat, D-97074 Würzburg, Germany
• ⁶Department of Physics, National University of Singapore, Singapore 117542, Singapore
• ⁷Institute of Physics, University of Rostock, Rostock, Germany
• ⁸Photonics Initiative, Advanced Science Research Center, City University of New York, New York, New York 10031, USA
• ⁹Physics Program, Graduate Center, City University of New York, New York, New York 10016, USA

• ^*Contact author: alexander.stegmaier@uni-wuerzburg.de
• ^†Contact author: phylch@nus.edu.sg
• ^‡Contact author: ronny.thomale@uni-wuerzburg.de