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Search results for electron tomography

Optics & Photonics Nov 7, 2017

Novel nano-CT device creates high-resolution 3-D X-rays of tiny velvet worm legs

Computer tomography (CT) is a standard procedure in hospitals, but so far, the technology has not been suitable for imaging extremely small objects. In PNAS, a team from the Technical University of Munich (TUM) describes ...

General Âé¶¹ÒùÔºics Nov 3, 2017

Particle physicists discover mysterious structure in Great Pyramid – here's how they did it

Particle physicists have uncovered a large, hidden void in Khufu's Pyramid, the largest pyramid in Giza, Egypt – built between 2600 and 2500 BC. The discovery, published in Nature, was made using cosmic-ray based imaging ...

Nanomaterials Oct 4, 2017

Nanoscale islands dot light-driven catalyst

Individual nanoscale nuggets of gold, copper, aluminum, silver and other metals that capture light's energy and put it to work are being employed by Rice University scientists who have discovered a way to build multifunctional ...

Biotechnology Sep 21, 2017

Study provides insights into how algae siphon carbon dioxide from the air

Two new studies of green algae—the scourge of swimming pool owners and freshwater ponds—have revealed new insights into how these organisms siphon carbon dioxide from the air for use in photosynthesis, a key factor in ...

Nanophysics Sep 13, 2017

Bringing atomic mapping to the mainstream

Mapping the internal atomic structure of small particles just got easier thanks to a new computer algorithm and graphical user interface (GUI) developed by scientists at and Lawrence Berkeley National Laboratory (Berkeley ...

Cell & Microbiology Aug 31, 2017

Method speeds up time to analyze complex microscopic images

Cryo-electron tomography permits researchers to study in detail the microscopic structures inside of cells. Researchers who typically required a week of effort to dissect the 3-D structure of a single cell will now be able ...

Cell & Microbiology Aug 17, 2017

Bacteria stab amoebae with micro-daggers

Bacteria have to watch out for amoeba. Hungry amoebae hunt them: they catch them with their pseudopodia and then absorb and digest them.

Archaeology Aug 15, 2017

Unique imaging of a dinosaur's skull tells evolutionary tale

Researchers using Los Alamos' unique neutron-imaging and high-energy X-ray capabilities have exposed the inner structures of the fossil skull of a 74-million-year-old tyrannosauroid dinosaur nicknamed the Bisti Beast in the ...

Optics & Photonics Aug 8, 2017

High-resolution optical coherence tomography without particle accelerator

A visit to the optometrist often involves optical coherence tomography. This imaging process uses infrared radiation to penetrate the layers of the retina and examine it more closely in three dimensions without having to ...

General Âé¶¹ÒùÔºics Aug 4, 2017

Researchers produce long-lived radioisotope that generates a needed isotope on demand

Using high-intensity proton beams, researchers made significant quantities of titanium-44 (44Ti), which is particularly useful to the astrophysics research community in their studies of supernovae. In pursuit of alternative ...

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