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Physical Review Letters|October 22, 2021
Dirac Hierarchy in Acoustic Topological InsulatorsLi-Yang Zheng, Johan Christensen
Physical Review Letters|May 2, 2025
Defect-Immune Sound Radiation in a Topologically Nontrivial Hyperbolic MetamaterialYang Zhang, Li-Yang Zheng, Johan Christensen
Policy Sciences|April 9, 2019
Economic knowledge and the scientization of policy adviceJohan Christensen
Physical Review Letters|December 1, 2020
Anomalous Topological Edge States in Non-Hermitian Piezophononic MediaPenglin Gao, Morten Willatzen, Johan Christensen
Advanced Materials (Deerfield Beach, Fla.)|February 20, 2024
Focusing Micromechanical Polaritons in Topologically Nontrivial Hyperbolic MetasurfacesJiang-Po Zheng, Li-Yang Zheng, Si-Yuan Yu, et al.
Physical Review Letters|May 1, 2012
Anisotropic metamaterials for full control of acoustic wavesJohan Christensen, F Javier García de Abajo
Journal of Computer-Aided Molecular Design|November 28, 2009
How the energy evaluation method used in the geometry optimization step affect the quality of the subsequent QSAR/QSPR modelsAsmund Rinnan, Niels Johan Christensen, Søren Balling Engelsen
Physical Review Letters|April 29, 2014
Negative refraction and energy funneling by hyperbolic materials: an experimental demonstration in acousticsVictor M García-Chocano, Johan Christensen, José Sánchez-Dehesa
Physical Review Letters|December 4, 2020
Flat Bands in Magic-Angle Vibrating PlatesMaría Rosendo López, Fernando Peñaranda, Johan Christensen, et al.
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