Exciton-polaritonic PT symmetry: Direct coupling between upward- and downward-polariton modes in a six-fold symmetric microcavity with loss manipulation leads to PT-symmetry breaking with low-threshold phase…
Posts published in “Quantum Physics”
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Imagine you sit down and pick up your favorite book. You look at the image on the front cover, run your fingers across the smooth…
MIT scientists have cooled a 10-kilogram object to a near standstill, using LIGO’s precise measurements of its 40-kilogram mirrors. Shown here are LIGO optics technicians…
Researchers designed a cold atom source that uses four mirrors arranged like a pyramid and placed in a way that allows them to slide past…
Jung-Tsung Shen, associate professor in the Department of Electrical & Systems Engineering, has developed a deterministic, high-fidelity, two-bit quantum logic gate that takes advantage of…
A schematic of a quantum phase transition from an electron liquid to a bilayer Wigner crystal. Each ball represents a single electron. Credit: Ella Maru…
World’s fastest real-time quantum random number generator with a photonic integrated chip. Credit: Bing Bai and Yao Zheng At roughly the size of a fingertip,…
The new method reconstructs the quantum state of the quantum simulator on a classical computer from a few measurements. It also lets the user compare…
Field trial shows simple QKD system works with existing telecommunication network in Italy. In a new study, researchers demonstrate an automated, easy-to-operate quantum key distribution…
The magic of mathematics is particularly reflected in magic squares. Recently, quantum physicist Gemma De las Cuevas and mathematicians Tim Netzer and Tom Drescher introduced…
An elementary link of a quantum repeater based on two absorptive QMs with the Sandwich-like structure. Credit: WANG Guoyan and MA Yanbing Chinese researchers realized…
Researcher Xiaojian Bai and his colleagues used neutrons at ORNL’s Spallation Neutron Source to discover hidden quantum fluctuations in a rather simple iron-iodide material discovered…
Mapping the quantum frontier, one layer at a time. Artist’s concept. Researchers design new experiments to map and test the mysterious quantum realm. A heart…
A new theorem shows that information run through an information scrambler such as a black hole will reach a point where any algorithm will be…
Researchers at Princeton University conducted experiments on materials known as quantum spin liquids, finding evidence that the electrons in the quantum regime behave as if…
Schematic of the entangled drumheads. Credit: Aalto University New technique gets around 100-year-old rule of quantum physics for the first time. The uncertainty principle, first…
Conceptual image of the used method for manipulating the spatial structures of photons using multiple consecutive lossless modulations. Credit: Markus Hiekkamäki / Tampere University Researchers…
An illustration showing quantum vortex tubes undergoing apparent superdiffusion. The white dots represent trapped particle that the researchers tracked to visualize and track the motion…
An infrared laser pulse induces superconductivity at high temperatures in K3C60. After a prolonged excitation, this light-induced state becomes metastable for many nanoseconds. Credit: ©…
The graphic visualizes quantum mechanical interference, also called the Hong-Ou-Mandel effect: A yellow and an orange photon hit a frequency mixer (white bar) from the…