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Quantum Physics May 17, 2024

Tracing the history of perturbative expansion in quantum field theory

Perturbative expansion is a valuable mathematical technique which is widely used to break down descriptions of complex quantum systems into simpler, more manageable parts. Perhaps most importantly, it has enabled the development ...

General Physics May 16, 2024

Scientists use generative AI to answer complex questions in physics

When water freezes, it transitions from a liquid phase to a solid phase, resulting in a drastic change in properties like density and volume. Phase transitions in water are so common most of us probably don't even think about ...

Quantum Physics May 16, 2024

Scientists demonstrate the survival of quantum coherence in a chemical reaction involving ultracold molecules

If you zoom in on a chemical reaction to the quantum level, you'll notice that particles behave like waves that can ripple and collide. Scientists have long sought to understand quantum coherence, the ability of particles ...

Nanophysics May 16, 2024

A golden layer unlocks sharper imaging and faster scanning with X-rays

Scientists have made a breakthrough in significantly improving the sharpness of X-ray imaging and potentially boosting the speeds at which X-ray scans can be processed. This lays the groundwork for both better medical imaging ...

Quantum Physics May 16, 2024

Researchers call for a new measurement of time for tunneling particles

In an amazing phenomenon of quantum physics known as tunneling, particles appear to move faster than the speed of light. However, physicists from Darmstadt believe that the time it takes for particles to tunnel has been measured ...

Condensed Matter May 16, 2024

Method milestone for quantum physics: Rapid test for topological 2D materials

Topological quantum materials are hailed as a cornerstone of future technological advancements. Yet, validating their exceptional qualities has always been a lengthy process.

Superconductivity May 16, 2024

Coupling quantum mechanical simulations and AI paves way for screening new superconductors

Superconductors are materials that conduct electricity without resistance and are essential for several technological advancements, which include medical imaging and energy-efficient technology. However, most known superconductors ...

Superconductivity May 16, 2024

Utilizing scanning SQUID microscopy to investigate local magnetic response of Bi2212

Phase transitions in different states of matter, such as the condensation of gases into liquids or the transition from a normal metal to a superconducting state, can be described using Ginzburg-Landau symmetry-breaking theory. ...

Optics & Photonics May 15, 2024

Physicists demonstrate first metro-area quantum computer network in Boston

It's one thing to dream up a quantum internet that could send hacker-proof information around the world via photons superimposed in different quantum states. It's quite another to physically show it's possible.

Quantum Physics May 15, 2024

New method of wavefunction matching helps solve quantum many-body problems

Strongly interacting systems play an important role in quantum physics and quantum chemistry. Stochastic methods such as Monte Carlo simulations are a proven method for investigating such systems. However, these methods reach ...

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