Photoswitchable exceptional points derived from bound states in the continuum
The temporal coupled mode theory (TCMT) is a valuable tool for describing the underlying physics of such open…
Fano interference of photon pairs from a metasurface
Materials with zinc-blende crystalline structure, such as GaAs, AlGaAs, GaP, InGaP, etc, are particularly attractive for non-linear wave…
DDS technology enables microwave ion control for quantum computing
Quantum scientists around the world are trying to improve quantum computers to make them more reliableand powerful. The…
Physicists Shatter Quantum Computing Record
In a Caltech lab, a computer screen showed thousands of tiny points of light—each one a single atom,…
Scientists Discover “Virtual Charges” That Exist Only When Light Hits
High-precision optical components used to manipulate attosecond light pulses. Credit: Politecnico di Milano A study led by Politecnico…
Scientists make incredible breakthrough after aiming almost 200 lasers at tiny target: ‘Far more powerful’
In 2022, scientists at California’s Lawrence Livermore National Laboratory had a historic scientific breakthrough when they managed to…
All-optical polarization encoding and modulation by nonlinear interferometry at the nanoscale
Neshev, D. N. & Miroshnichenko, A. E. Enabling smart vision with metasurfaces. Nat. Photonics 17, 26–35 (2023). Article …
America’s Most Powerful Laser Fires Its First 2-Petawatt Shot
A view through the titanium-sapphire crystal that helps to transfer power into ZEUS’s laser pulses. At two petawatts,…
A single-photon source based on topological bulk cavity
Design of single-photon source based on topological bulk state Figure 1 provides a detailed illustration of the design…
Ultrabroadband air-dielectric double-chirped mirrors for laser frequency combs
Design of pump-DUT dimension and measurement procedure As shown in Fig. 2a in the main text, broadband illumination…
Achromatic beam deflector with electrodynamic phased arrays
Chromatic aberration in the beam deflector and its compensation Beam steering with LC leverages its anisotropic characteristics to…
Spin-orbit coupling in van der Waals materials for optical vortex generation
Figure 1a schematically illustrates the creation of optical vortices via spin-orbit coupling in the hBN crystal. As shown…