Emergent Nonlinear Phenomena: Optical Frequency Combs Found a New Dimension
Periodic pulses of light forming a comb in the frequency domain are widely used for sensing and ranging. The key to the miniaturization of this…
Physics News
Cutting-Edge Quantum Collaboration Gives New Gravity to the Mysteries of the Universe
Scientists have used cutting-edge research in quantum computation and quantum technology to pioneer a radical new approach to determining how our Universe works at its…
A New Class of Superconductors: Commonly Mistaken Name Leads to Discovery
A new theory that could explain how unconventional superconductivity arises in a diverse set of compounds might never have happened if physicists Qimiao Si and…
Light and a Single Electron Used to Detect Quantum Information Stored in 100,000 Nuclear Quantum Bits
Researchers have found a way to use light and a single electron to communicate with a cloud of quantum bits and sense their behavior, making…
New Physics Rules Tested by Using a Quantum Computer to Create a “Toy-Universe”
Simulation of non-Hermitian quantum mechanics using a quantum computer goes beyond centuries-old conventions. Aalto researchers have used an IBM quantum computer to explore an overlooked…
Clocking the Movement of Electrons Inside an Atom – Down to a Millionth of a Billionth of a Second
Scientists get dramatically better resolution at X-ray free-electron lasers with a new technique. Intense, ultrashort X-ray pulses from hard X-ray free-electron lasers (XFELs) can capture…
Physicists Discover Important and Unexpected Electronic Property of Graphene – Could Power Next-Generation Computers
Unconventional form of ferroelectricity could impact next-generation computing. MIT researchers and colleagues recently discovered an important — and unexpected — electronic property of graphene, a…
A Magnetic Twist to Graphene Could Offer a Dramatic Increase in Processing Speeds Compared to Electronics
By combining ferromagnets and two rotated layers of graphene, researchers open up a new platform for strongly interacting states using graphene’s unique quantum degree of…
Manipulating Magnets at the Atomic Scale for Fast and Energy-Efficient Future Data Processing
Fast and energy-efficient future data processing technologies are on the horizon after an international team of scientists successfully manipulated magnets at the atomic level. Physicist…
New Machine Learning Theory Raises Questions About the Very Nature of Science
A novel computer algorithm, or set of rules, that accurately predicts the orbits of planets in the solar system could be adapted to better predict…
Holography “Quantum Leap” Using Entangled Photons Could Revolutionize Imaging
A new type of quantum holography that uses entangled photons to overcome the limitations of conventional holographic approaches could lead to improved medical imaging and…
Swirlonic Super Particles: Physicists Baffled by a Novel State of Matter
A novel state of matter has been discovered by physicists at the University of Leicester. In recent years, active, self-propelled particles have received growing interest…
Quantum Causal Loops: Exotic Processes With Cause-Effect Cycles
Causal reasoning is ubiquitous — from physics to medicine, economics and social sciences, as well as in everyday life. Whenever we press the button, the…
Silicon Waveguides Move Us Closer to Blazing Fast Light-Based Computer Circuits
For decades, the speed of our computers has been growing at a steady pace. The processor of the first IBM PC released 40 years ago,…
Advanced Simulations Reveal How Air Conditioning Spreads COVID-19 Aerosols Through Restaurants
More preventive measures, such as shielding underneath tables and improving air conditioner filtration efficiency, could reduce exposure to COVID-19 within air-conditioned restaurants. The detailed physical…
From Heat to Spin to Electricity: Understanding Spin Transport in Thermoelectric Devices
Scientists shed light on how the magnetic properties of 2D interlayers can enhance spin accumulation effects in thermoelectric heterostructures. Spin thermoelectric materials are an area…
A New Kind of Magnetism Formed by “Magnetic Graphene” – Could Reveal Secrets of Superconductivity
Researchers have identified a new form of magnetism in so-called magnetic graphene, which could point the way toward understanding superconductivity in this unusual type of…
Next-Generation Hybrid Photovoltaic-Thermal Solar Technology Efficiency Limits
Solar energy is one of the most abundant renewable energy sources, and effective solar technologies have great potential to alleviate the grand challenges of rising…