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Search results for mesoscopic

Analytical Chemistry Jun 18, 2024

How can surface morphology change selectivity in electrocatalysis?

The Theory Department of the Fritz Haber Institute calls attention to catalyst morphology as a key factor in determining what product is being formed during an electrocatalytic reaction. The analysis, published in Nature ...

Optics & Photonics Jun 14, 2024

Wide-field, high-resolution and broadband mesoscopic objective lens

Optical microscopes are indispensable research tools in fields such as life sciences, medical science, and materials science. The objective lens is the core component of the microscope, determining two key parameters of microscopic ...

Nanomaterials Jun 11, 2024

New technique uses enzymes to create versatile nanoparticles

The selective bond-breaking powers of enzymes bring new versatility for building nanoparticles with a wide range of technical and medical potential.

Nanophysics May 13, 2024

Electron vortices in graphene detected for the first time

When an ordinary electrical conductor—such as a metal wire—is connected to a battery, the electrons in the conductor are accelerated by the electric field created by the battery. While moving, electrons frequently collide ...

Molecular & Computational biology Apr 18, 2024

Capturing DNA origami folding with a new dynamic model

Most people are familiar with the DNA double-helix. Its twisted ladder shape forms because the long pieces of DNA that make up our genome are exactly complementary—every adenine paired to a thymine, and every cytosine paired ...

General Âé¶¹ÒùÔºics Apr 16, 2024

Âé¶¹ÒùÔºicists explain, and eliminate, unknown force dragging against water droplets on superhydrophobic surfaces

Microscopic chasms forming a sea of conical jagged peaks stipple the surface of a material called black silicon. While it's commonly found in solar cell tech, black silicon also moonlights as a tool for studying the physics ...

Optics & Photonics Feb 26, 2024

Measuring the properties of light: Scientists realize new method for determining quantum states

Scientists at Paderborn University have used a new method to determine the characteristics of optical quantum states. For the first time, they are using certain photon detectors—devices that can detect individual light ...

Nanophysics Feb 16, 2024

5,000 atoms are all you need: The smallest solid-state ferroelectricity

Recent research has broken the size limitation of traditional ferroelectric effects, providing experimental evidence and theoretical simulations to confirm that a structure with as few as 5,000 atoms can still exhibit solid-state ...

Optics & Photonics Dec 7, 2023

Fractal photonic anomalous Floquet topological insulators to generate multiple quantum chiral edge states

An anomalous Floquet topological insulator (AFTI) is a periodically driven topological insulator (TI with nonzero winding numbers to support topological edge modes, though its standard topological invariants like Chern numbers ...

Optics & Photonics Aug 31, 2023

Illuminating new horizons: Navigating nonlinear scattering with precision

In the intricate world of light, a journey through inhomogeneous media often leads to distortions in space, time, spectrum, and polarization. These distortions, detrimental to applications like optical manipulation, imaging, ...

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