Nanophotonics and optoelectronics are the keys to the information transmission technology
field. The performance of the devices crucially depends on the light–matter interaction, and it …

Metal halide perovskites are promising materials for optoelectronic and photonic
applications ranging from photovoltaics to laser devices. However, current perovskite …

Nanomembranes are the most widespread building block of life, as they encompass cell and
organelle walls. Their synthetic counterparts can be described as freestanding or free …

The unique point of non-Hermitian degeneracy in an open system, known as exceptional
point (EP), holds great potential in cavity quantum electrodynamics, optical signal …

Fabrication methods inspired by origami are of great potential in 3D micro-/nanostructure
construction. Typically, it exploits the bending of planar nanomembranes, including both …

Dielectric optical microcavities have been explored as an excellent platform to manipulate
the light flow and investigate non‐Hermitian physics in open optical systems. For whispering …

Strain-based band structure engineering is a powerful tool to tune the optical and electronic
properties of semiconductor nanostructures. We show that we can tune the band structure of …

Single‐mode lasing with high‐beam quality and wide‐range spectral purity is of
fundamental importance in scientific and technical applications. Lacking a mode selection …

We investigate the spin-orbit coupling of light in three-dimensional cylindrical and tubelike
whispering gallery mode resonators. We show that its origin is the transverse confinement of …

Rolled-up tubes based on released III–V heterostructures have been extensively studied
and established as optical resonators in the last two decades. In this review, we discuss how …