Using Artificial Intelligence To Tame Quantum Systems
Machine learning drives the self-discovery of pulses that stabilize quantum systems in the face of environmental noise. Controlling the trajectory of a basketball is relatively…
Quantum Mechanics News
How Chaos Theory Relates Two Seemingly Different Areas of Physics
A new study at TU Wien has revealed how chaos theory connects quantum theory and thermodynamics, two seemingly separate areas of physics. A single particle…
The Secret Code of the Universe: A Remarkable Way of Measuring the Fine Structure Constant
The fine structure constant is a fundamental constant of nature and its measurement is crucial in physics. Recently, researchers at TU Wien have discovered a…
Quantum Breakthrough: Light Source Produces Two Entangled Light Beams
One potential application: Enhancing the sensitivity of atomic magnetometers used to measure the alpha waves emitted by the human brain. Scientists are increasingly seeking to…
Ask a Caltech Expert: Physicists Explain Quantum Gravity
As part of Conversations on the Quantum World, a webinar series hosted by the Caltech Science Exchange, Professor of Theoretical Physics Kathryn Zurek and Professor…
Zeptosecond Resolution: Measuring Times in Trillionths of a Billionth of a Second
How fast do electrons inside a molecule move? Well, it is so fast that it takes them just a few attoseconds (1 as = 10-18…
What Is Quantum Entanglement? A Physicist Explains Einstein’s “Spooky Action at a Distance”
Quantum entanglement is a phenomenon in which the quantum states of two or more objects become correlated, meaning that the state of one object can…
Superconductivity Breakthrough: Spin Correlation Between Paired Electrons Demonstrated for First Time
For the first time, physicists have experimentally demonstrated that there is a negative correlation between the two spins of an entangled pair of electrons from…
Mind-Bending Abilities: Uncovering Bizarre Quantum Properties of Black Holes
Bizarre quantum properties of black holes – including their mind-bending ability to have different masses simultaneously – have been confirmed by University of Queensland (UQ)…
Princeton Physicists Discover Exotic Quantum State at Room Temperature
For the first time, physicists have observed novel quantum effects in a topological insulator at room temperature. Researchers at Princeton University discovered that a material…
Entanglement-Enhanced Matter-Wave Interferometer: Now With Double the Spookiness!
A team of researchers at JILA has for the first time successfully combined two of the “spookiest” features of quantum mechanics to make a better…
Molecular Beehive: Physicists Probe “Astonishing” Morphing Properties of Honeycomb-Like Quantum Material
A recently discovered, never-before-seen phenomenon in a type of quantum material could be explained by a series of buzzing, bee-like “loop-currents.” The discovery from physicists…
First Experimental Proof That Quantum Entanglement Is Real
A Q&A with Caltech alumnus John Clauser on his first experimental proof of quantum entanglement. When scientists, including Albert Einstein and Erwin Schrödinger, first discovered…
Quantum Fisher Information: Spilling the Secrets of Quantum Entanglement
Because of quantum physics, quantum materials behave in surprising ways. For instance, they can be superconductors, which can allow electricity to flow with no resistance….
Physicists Create Mind-Bending New Phase of Matter That Acts Like It Has Two Time Dimensions
Physicists demonstrated a way of storing quantum information that is less prone to errors by subjecting a quantum computer’s qubits to quasi-rhythmic laser pulses based…
Atomic-Scale Window Into Superconductivity Paves Way for Advanced New Quantum Materials
New technique helps researchers understand unconventional superconductors. One of nature’s most fascinating quantum phenomena is superconductivity. When a superconducting material is cooled below its critical…
Fundamental Breakthrough: Error-Free Quantum Computing Gets Real
Fundamental Building Blocks for Fault-Tolerant Quantum Computing Demonstrated Due to high-quality fabrication, errors during processing and storage of information have become a rarity in modern…
Physicists Control Reactions With Laser Light at the Nanoscale
Physicists at the Max Planck Institute of Quantum Optics and Ludwig-Maximilians-Universität Munich in collaboration with Stanford University have for the first time used laser light…
