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Search results for transmission electron microscopy

Astronomy Jun 5, 2023

What are meteorites? I visit and study the craters they've left across our planet

Tens of thousands of asteroids—that we know of—are roaming our solar system. These are building blocks made up of metal, silicates, and ice left over from the beginning of time when the planets (Mercury, Venus, Earth, ...

Optics & Photonics May 31, 2023

Study demonstrates one of the world's fastest electron microscopes in action

Electron microscopes give us insight into the tiniest details of materials and can visualize, for example, the structure of solids, molecules or nanoparticles with atomic resolution. However, most materials in nature are ...

Bio & Medicine Apr 27, 2023

Iron oxide nanoparticles for medical applications: Study clarifies effect of microstructure on magnetic properties

Iron oxide nanoparticles are often used in medical technology as contrast agents for magnetic resonance imaging or as transport agents for drugs in the bloodstream, for example in tumor therapy. For these applications, the ...

Archaeology Apr 25, 2023

Fossilized soot and charcoal make it possible to reconstruct the history of the Nerja cave

A new study reveals that Nerja is the European cave containing Paleolithic Art with the most confirmed and recurrent visits during Prehistory

Analytical Chemistry Apr 24, 2023

Visible light absorption of titanium dioxide achieved through cerium synchronous doping in anatase

The introduction of rare earth elements into TiO2 can effectively improve the electron-hole separation of TiO2 and prolong the visible light response of TiO2.

Condensed Matter Apr 18, 2023

Scientists discover diamond defects can secure data transmission and measure temperatures

Scientists from Skoltech, Moscow Pedagogical State University, and other research centers have discovered a new class of defects in diamond that may be of use for quantum information processing and precise and remote temperature ...

Bio & Medicine Apr 17, 2023

Correlative light electron microscopy using gold nanoparticles as single probes

Correlative light electron microscopy (CLEM) is a powerful tool in bioimaging, as it combines the ability to image living cells over large fields of view with molecular specificity using light microscopy (LM) with the high ...

Nanophysics Apr 12, 2023

Researchers image magnetic behavior at the smallest scales to date

Permanent magnets, the kind found on refrigerators everywhere, exist because their constituent atoms behave as miniature magnets. They align and combine to form the larger magnet in a phenomenon called ferromagnetism. There ...

Optics & Photonics Apr 11, 2023

Prolonged photostability in hexagonal boron nitride quantum emitters

Single-photon emitters are crucial building materials suited for optical quantum technologies. Among them, hexagonal boron nitride is a promising two-dimensional material that retains bright, room-temperature single-photon ...

Nanophysics Mar 30, 2023

First real-time glimpse of nanoparticles self-assembling into crystals

For the first time ever, researchers have watched the mesmerizing process of nanoparticles self-assembling into solid materials. In the stunning new videos, particles rain down, tumble along stairsteps and slide around before ...

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