Tunable structured light with flat optics

AH Dorrah, F Capasso - Science, 2022‏ - science.org
Flat optics has emerged as a key player in the area of structured light and its applications,
owing to its subwavelength resolution, ease of integration, and compact footprint. Although …

2D material infrared photonics and plasmonics

A Elbanna, H Jiang, Q Fu, JF Zhu, Y Liu, M Zhao… - ACS …, 2023‏ - ACS Publications
Two-dimensional (2D) materials including graphene, transition metal dichalcogenides, black
phosphorus, MXenes, and semimetals have attracted extensive and widespread interest …

Light sheets for continuous-depth holography and three-dimensional volumetric displays

AH Dorrah, P Bordoloi, VS de Angelis, JO de Sarro… - Nature …, 2023‏ - nature.com
Projecting high-quality three-dimensional (3D) scenes via computer-generated holography
is a sought-after goal for virtual and augmented reality, human–computer interaction and …

[HTML][HTML] Roadmap on photonic metasurfaces

SA Schulz, R Oulton, M Kenney, A Alù, I Staude… - Applied Physics …, 2024‏ - pubs.aip.org
Here we present a roadmap on Photonic metasurfaces. This document consists of a number
of perspective articles on different applications, challenge areas or technologies underlying …

Three-dimensional reconfigurable optical singularities in bilayer photonic crystals

X Ni, Y Liu, B Lou, M Zhang, EL Hu, S Fan, E Mazur… - Physical Review Letters, 2024‏ - APS
Metasurfaces and photonic crystals have revolutionized classical and quantum manipulation
of light and opened the door to studying various optical singularities related to phases and …

Topological phase singularities in atomically thin high-refractive-index materials

G Ermolaev, K Voronin, DG Baranov, V Kravets… - Nature …, 2022‏ - nature.com
Atomically thin transition metal dichalcogenides (TMDCs) present a promising platform for
numerous photonic applications due to excitonic spectral features, possibility to tune their …

Topologically protected optical polarization singularities in four-dimensional space

CM Spaegele, M Tamagnone, SWD Lim… - Science …, 2023‏ - science.org
Optical singularities play a major role in modern optics and are frequently deployed in
structured light, super-resolution microscopy, and holography. While phase singularities are …

A high aspect ratio inverse-designed holey metalens

SWD Lim, ML Meretska, F Capasso - Nano Letters, 2021‏ - ACS Publications
Free-standing nanofins or pillar meta-atoms are the most common constituent building
blocks in metalenses and metasurfaces in general. Here, we present an alternative …

Synthetic vector optical fields with spatial and temporal tunability

F Zhang, MB Pu, YH Guo, XL Ma, X Li, P Gao… - Science China Physics …, 2022‏ - Springer
As an intrinsic nature of light, polarization plays a critical role in the vectorial characteristic of
optical fields. Vector optical fields with an inhomogeneous polarization distribution show …

Asymmetric phase modulation of light with parity-symmetry broken metasurfaces

E Mikheeva, R Colom, K Achouri, A Overvig… - Optica, 2023‏ - opg.optica.org
The design of wavefront-sha** devices is conventionally approached using real-
frequency modeling. However, since these devices interact with light through radiative …