A metastable tetragonal phase in two-dimensional halide perovskite lattices driven by a coherent Higgs mode
Dhanabalan, B. et al. Directional anisotropy of the vibrational modes in 2D-layered perovskites. ACS Nano 14, 4689–4697 (2020).…
High-efficiency broadband active metasurfaces via reversible metal electrodeposition
Pendry, J. B., Schurig, D. & Smith, D. R. Controlling electromagnetic fields. Science 312, 1780–1782 (2006). Article ADS …
Real-space observation of flat-band ultrastrong coupling between optical phonons and surface plasmon polaritons
Galego, J., Garcia-Vidal, F. J. & Feist, J. Cavity-induced modifications of molecular structure in the strong-coupling regime. Phys.…
Low-threshold lasing from colloidal quantum dots under quasi-continuous-wave excitation
Chemicals Cadmium oxide (CdO, 99.5%, trace metals basis), zinc acetate 99.99%, trace metals basis), oleylamine (70%, technical grade),…
Quasi-bound flat bands in the continuum
The theoretical framework for the quasi-bound flat bands in the continuum We start with a one-dimensional (1D) silicon…
Observation of space-time surface plasmon polaritons
Theoretical formulation The conceptual formulation of ST-SPPs is best understood by visualizing their spectral representation on the surface…
Ultra high-Q tunable microring resonators enabled by slow light
Slow light-induced linewidth narrowing The maximum achievable Q-factor (Q = ωc/κ) of resonators is primarily constrained by intrinsic loss mechanisms…
Widely tunable and narrow-linewidth violet lasers enabled by UV-transparent materials
Ludlow, A. D., Boyd, M. M., Ye, J., Peik, E. & Schmidt, P. O. Optical atomic clocks. Rev.…
Observation of hyperbolic intersubband polaritons in native-dielectric-doped van der Waals semiconductor quantum wells
Intersubband transition and native-dielectric-doping The intersubband transition energies in the WSe2 QWs can be approximated with an infinite…
Brownian spin-locking effect | Nature Materials
Anderson, P. W. Absence of diffusion in certain random lattices. Phys. Rev. 109, 1492 (1958). Article CAS Google…