Quantum Experiment Breaks a Long-Standing X-Ray Energy Limit
Helium atoms can produce coherent X-rays at energies beyond the cutoff predicted by standard high-harmonic theory. Credit: Shutterstock…
Ultrafast triggering of strong coupling in a semiconductor terahertz Fabry-Pérot cavity
THz characterization of a photo-excited thin Si wafer When a semiconductor is excited above band-gap, its optical properties…
Quantum entanglement generated using sunlight instead of lasers
Researchers at the University of Ottawa in Canada have demonstrated that quantum entanglement between photons does not require…
The First Temporal Photonic Crystal Advances Light into a New Dimension
When a team of physicists in Paris fabricated the world’s first temporal photonic crystal, they added a new…
Topological Jackiw-Rebbi states in photonic Van der Waals heterostructures
Theoretical model for guided modes of photonic gratings Assuming continuous translational symmetry in the lateral y direction, the…
Spin-photon qubits for scalable quantum network
Lodahl, P. Scaling up solid-state quantum photonics. Science 362, 646–646, https://doi.org/10.1126/science.aav3076 (2018). Article ADS Google Scholar Chanelière, T.…
Quantum sensor neutralizes laser noise for dark matter and gravitational wave detection
Finding out what the universe is actually made of remains one of the ultimate frontiers in modern physics.…
US: Scientists find Higgs mode in a semiconductor for the first time
Scientists at the Argonne National Laboratory (ANL) in the US found an elusive type of vibration, called the…
In situ nanocrystal confinement for efficient blue perovskite LEDs
Ma, D. et al. Distribution control enables efficient reduced-dimensional perovskite LEDs. Nature 599, 594–598 (2021). Article ADS CAS …
Dynamically tunable membrane metasurfaces for infrared spectroscopy and strong light-matter interactions
To investigate the thermal tunability of the Si membrane metasurfaces, we first performed temperature-dependent optical characterization using a…
Physicists Built Quantum States So Strange They Only Existed In Theory, Until Now
Reconstructed Wigner function of a superposition of two trisqueezed states. Its sixfold rotational symmetry and regions of Wigner…
High-pulse-energy integrated mode-locked laser using a Mamyshev oscillator
Juhasz, T. et al. Corneal refractive surgery with femtosecond lasers. IEEE J. Sel. Top. Quantum Electron. 5, 902–910…