Optimization of absorption coefficient of quantum dot structures for infrared spectroscopy
The basic cell of the proposed QD structures is made up of multi-layers, modeled here as ten layers,…
Scientists Discover Ordinary Ice Has Extraordinary Electrical Properties
Researchers have discovered that ice can generate electricity when bent or deformed, offering new insight into both nature…
Ultraconfined terahertz phonon polaritons in hafnium dichalcogenides
Li, N. et al. Direct observation of highly confined phonon polaritons in suspended monolayer hexagonal boron nitride. Nat.…
Scientists Discover a “Giant” New Twist on a 140-Year-Old Effect
For the first time, researchers have uncovered a giant anomalous Hall effect in a nonmagnetic material, rewriting established…
Why Is Ice Slippery? New Study Overturns 200-Year-Old Physics Theory
It isn’t pressure or friction that makes ice slippery, but hidden forces at the molecular level. New findings…
Space-time crystals from particle-like topological solitons
Chaikin, P. M. & Lubensky, T. C. Principles of Condensed Matter Physics (Cambridge Univ. Press, 2000). Yeh, P.…
The expanding world of topological ferroelectrics
In this issue we present three papers on the topological properties or structure of ferroelectrics, which are interlinked.…
Competition between excitonic insulators and quantum Hall states in correlated electron–hole bilayers
Zeng, Y. & MacDonald, A. H. Electrically controlled two-dimensional electron-hole fluids. Phys. Rev. B 102, 085154 (2020). CAS …
Quantum oscillations in a dipolar excitonic insulator
Li, G. et al. Two-dimensional Fermi surfaces in Kondo insulator SmB6. Science 346, 1208–1212 (2014). PubMed CAS Google…
Scientists Create Liquid Carbon in the Lab for the First Time
Researchers have been able to measure liquid carbon experimentally for the first time. They combined a high-power laser…
Scientists Discover Revolutionary New Class of Materials: “Intercrystals”
An intercrystal formed by overlaying twisted graphene on hexagonal boron nitride. Credit: Andrei Lab/Rutgers University “Intercrystals” could pave…
Scientists Discover a Cheaper, More Powerful Catalyst for Clean Hydrogen Energy
An artistic interpretation of the new catalytic material performing a reaction to split water. Credit: Jin Huang and…