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Search results for electron tomography

Evolution Mar 31, 2021

Insight into the evolution of bones

A joint team of paleontologists has now for the first time analyzed bone structures in 400 million-year-old fossils of marine life at unprecedentedly high resolution and in 3D. To be able to view these structures, tomography ...

Materials Science Mar 31, 2021

Century-old problem solved with first-ever 3D atomic imaging of an amorphous solid

Glass, rubber and plastics all belong to a class of matter called amorphous solids. And in spite of how common they are in our everyday lives, amorphous solids have long posed a challenge to scientists.

Optics & Photonics Mar 29, 2021

Object classification through a single-pixel detector

Machine vision systems have many applications, including self-driving cars, intelligent manufacturing, robotic surgery and biomedical imaging, among many others. Most of these machine vision systems use lens-based cameras, ...

Biotechnology Mar 24, 2021

Zooming in on muscle cells has produced the first high-resolution 3D image of the sarcomere

An international team, led by Stefan Raunser, Director at the Max Planck Institute of Molecular Âé¶¹ÒùÔºiology in Dortmund, in collaboration with Mathias Gautel at the King's College in London, has produced the first high-resolution ...

Materials Science Mar 17, 2021

New aluminum and samarium hexaboride-based composite material with near-zero expansion

Precision or invar alloys have been developed by scientists for many centuries. These iron and nickel-based alloys are capable of keeping their size unchanged within a given range of temperatures. Because of this, they are ...

General Âé¶¹ÒùÔºics Mar 12, 2021

New perovskite LED emits a circularly polarized glow

Light-emitting diodes (LEDs) have revolutionized the displays industry. LEDs use electric current to produce visible light without the excess heat found in traditional light bulbs, a glow called electroluminescence. This ...

Nanomaterials Mar 4, 2021

A COSMIC approach to nanoscale science

COSMIC, a multipurpose X-ray instrument at Lawrence Berkeley National Laboratory's (Berkeley Lab's) Advanced Light Source (ALS), has made headway in the scientific community since its launch less than 2 years ago, with groundbreaking ...

Analytical Chemistry Feb 23, 2021

High-resolution, terahertz-driven atom probe tomography

Materials scientists must be able to exert ultrafast control of matter using a strong electromagnetic field on the atomic scale to understand the ionization dynamics and excitations in solids. Researchers can couple picosecond ...

General Âé¶¹ÒùÔºics Feb 18, 2021

Ultrafast electron dynamics in space and time

Often depicted as colorful balloons or clouds, electron orbitals provide information on the whereabouts of electrons in molecules, a bit like fuzzy snapshots. In order to understand the exchange of electrons in chemical reactions, ...

Nanomaterials Feb 17, 2021

3-D-printing perovskites on graphene makes next-gen X-ray detectors

Since Wilhelm Röntgen discovered them in 1895, X-rays have become a staple of medical imaging. In fact, barely a month after Röntgen's famous paper was published, doctors in Connecticut took the first ever radiograph of ...

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