News tagged with electron microscopes

High-temperature superconductivity starts at nanoscale

(Phys.org) -- High-temperature superconductivity doesn't happen all it once. It starts in isolated nanoscale patches that gradually expand until they take over.

Physics / Superconductivity

created 8 hours ago | popularity 5 / 5 (12) | comments 2 | with audio podcast

A new look at Apollo samples supports ancient impact theory

New investigations of lunar samples collected during the Apollo missions have revealed origins from beyond the Earth-Moon system, supporting a hypothesis of ancient cataclysmic bombardment for both worlds.

Space & Earth / Space Exploration

created May 24, 2012 | popularity 5 / 5 (3) | comments 1

Study of moon rocks shows barrage 4 billion years ago was mainly asteroids

(Phys.org) -- Researchers have known for some years that the Earth and moon were subjected to a veritable barrage of objects striking their surfaces nearly four million years ago, but less certain was whether ...

Space & Earth / Space Exploration

created May 18, 2012 | popularity 3.2 / 5 (6) | comments 6 | with audio podcast report

In metallic glasses, researchers find a few new atomic structures

Drawing on powerful computational tools and a state-of-the-art scanning transmission electron microscope, a team of University of Wisconsin-Madison and Iowa State University materials science and engineering researchers has ...

Physics / Condensed Matter

created May 11, 2012 | popularity 3.4 / 5 (7) | comments 2 | with audio podcast

First atomic-scale real-time movies of platinum nanocrystal growth in liquids

They won't be coming soon to a multiplex near you, but movies showing the growth of platinum nanocrystals at the atomic-scale in real-time have blockbuster potential. A team of scientists with the Lawrence ...

Nanotechnology / Nanomaterials

created Apr 19, 2012 | popularity 5 / 5 (5) | comments 0 | with audio podcast

Physics group uses graphene to allow electron microscopy of liquid objects

(Phys.org) -- News of new uses for graphene continue to come in with remarkable regularity, and now a team of physicists, as they describe in their paper published in the journal Science, have figured out a ...

Nanotechnology / Nanophysics

created Apr 06, 2012 | popularity 5 / 5 (12) | comments 3 | with audio podcast report

Physicists control quantum tunneling with light for the first time

Scientists at the Cavendish Laboratory in Cambridge have used light to help push electrons through a classically impenetrable barrier. While quantum tunnelling is at the heart of the peculiar wave nature of particles, this ...

Physics / Quantum Physics

created Apr 05, 2012 | popularity 4.9 / 5 (15) | comments 11 | with audio podcast

Discovery of new catalyst promises cheaper, greener drugs

A chemistry team at the University of Toronto has discovered environmentally-friendly iron-based nanoparticle catalysts that work as well as the expensive, toxic, metal-based catalysts that are currently in wide use by the ...

Nanotechnology / Nanomaterials

created Mar 27, 2012 | popularity 5 / 5 (3) | comments 1 | with audio podcast

Ticks found able to survive being subjected to electron microscopy

(PhysOrg.com) -- Most people know that ticks are rather hardy little creatures, killing them generally takes some severe bashing with a blunt object, or incineration in an open fire. But few likely suspected ...

Biology / Plants & Animals

created Mar 19, 2012 | popularity 4.6 / 5 (5) | comments 2 | with audio podcast weblog

Researchers discover new method of making nanoparticles

(PhysOrg.com) -- An engineering researcher at the University of Arkansas and his colleagues at the University of Utah have discovered a new method of making nanoparticles and nanofilms to be used in developing better electronic ...

Nanotechnology / Nanomaterials

created Mar 06, 2012 | popularity 3.3 / 5 (3) | comments 0 | with audio podcast

Human origins traced to worm fossil in Canada

(PhysOrg.com) -- Most primitive known vertebrate and therefore the ancestor of all descendant vertebrates, including humans, discovered.

Other Sciences / Archaeology & Fossils

created Mar 05, 2012 | popularity 4.7 / 5 (23) | comments 18 | with audio podcast

Researchers revolutionize electron microscope

Researchers at the University of Sheffield have revolutionised the electron microscope by developing a new method which could create the highest resolution images ever seen.

Physics / General Physics

created Mar 05, 2012 | popularity 4.6 / 5 (19) | comments 5 | with audio podcast

Solved: The mystery of the nanoscale crop circles

(PhysOrg.com) -- Almost three years ago a team of scientists at the U.S. Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) was performing an experiment in which layers of gold mere ...

Nanotechnology / Nanophysics

created Mar 02, 2012 | popularity 3.8 / 5 (10) | comments 4 | with audio podcast

New picture of atomic nucleus emerges

(PhysOrg.com) -- When most of us think of an atom, we think of tiny electrons whizzing around a stationary, dense nucleus composed of protons and neutrons, collectively known as nucleons. A collaboration between ...

Physics / General Physics

created Mar 02, 2012 | popularity 4.3 / 5 (29) | comments 14 | with audio podcast

Emerging from the vortex

Whether a car or a ball, the forces acting on a body moving in a straight line are very different to those acting on one moving in tight curves. This maxim also holds true at microscopic scales. As such, a ...

Physics / General Physics

created Feb 17, 2012 | popularity 3 / 5 (2) | comments 0