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Search results for mesoscopic

Optics & Photonics Jun 18, 2025

Atom tweezer arrays reveal how phase transitions unfold in mesoscopic systems

As the number of particles in a physical system increases, its properties can change and different phase transitions (i.e., shifts into different phases of matter) can take place. Microscopic systems (i.e., containing only ...

Optics & Photonics May 22, 2025

Photon manipulation near absolute zero: New record for processing individual light particles

Scientists at Paderborn University have made a further step forward in the field of quantum research: for the first time ever, they have demonstrated a cryogenic circuit (i.e. one that operates in extremely cold conditions) ...

Condensed Matter Apr 28, 2025

First observation of non-reciprocal Coulomb drag in Chern insulators reported

He Qinglin's group at the Center for Quantum Materials Science, School of Âé¶¹ÒùÔºics, has reported the first observation of non-reciprocal Coulomb drag in Chern insulators. This breakthrough opens new pathways for exploring ...

Analytical Chemistry Mar 19, 2025

The unfamiliar face of a most familiar substance: Extraordinary activity of interfacial water on oil droplets

The behavior of water at hydrophobic interfaces has perplexed scientists for over a century, spanning chemistry, biology, materials science, geology, and engineering. Recent discoveries—such as the anomalous chemistry of ...

General Âé¶¹ÒùÔºics Mar 17, 2025

A new computational method for super-large-scale atomic structures

New theoretical physics research introduces a simulation method of machine-learning-based effective Hamiltonian for super-large-scale atomic structures. This effective Hamiltonian method could simulate much larger structures ...

Nanomaterials Dec 11, 2024

New X-ray technique maps the nanoscale architecture of functional materials

Researchers have pioneered a new technique at the Swiss Light Source SLS called X-ray linear dichroic orientation tomography, which probes the orientation of a material's building blocks at the nanoscale in three-dimensions.

Cell & Microbiology Nov 18, 2024

From head to tail: How cells can behave autonomously during early development

We all start our lives as symmetric balls of cells. In humans, during the first few weeks after fertilization, embryonic cells undergo several rounds of division, increasing their mass. Then comes gastrulation, the process ...

Optics & Photonics Oct 24, 2024

Researchers use high-performance computing to analyze a quantum photonics experiment

For the first time ever, scientists at Paderborn University have used high-performance computing (HPC) at large scales to analyze a quantum photonics experiment. In specific terms, this involved the tomographic reconstruction ...

Quantum Âé¶¹ÒùÔºics Jul 30, 2024

Breaking new ground for computing technologies with electron-hole crystals

When the number of electrons matches host lattice sites in a material, strong interactions between electrons can cause them to arrange themselves into an orderly pattern, forming what is known as an electron crystal. This ...

Nanophysics Jul 2, 2024

The demonstration of vacuum levitation and motion control on an optical-electrostatic chip

The levitation of microscopic objects in vacuum and the control of their movements while they are suspended was first demonstrated several decades ago. Since then, various research groups have been working on new approaches ...

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