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Tag Archives: Materials Sciences
A tabletop waveguide delivers coherent x rays
The layered anode emits bright, directed beams without the need for mirrors or large-scale accelerators. Continue reading
A tabletop waveguide delivers focused x rays
By simultaneously generating and guiding beams, the layered anode emits x rays in one direction without the need for mirrors or large-scale accelerators. Continue reading
Speeding Toward Improved Hydrogen Fuel Production
A new nanomaterial helps obtain hydrogen from a liquid energy carrier, in a key step toward a stable and clean fuel source. Continue reading
A 2D Metal Compound Shows a Superconducting Surprise
A cesium-rich “kagome” metal is both a topological insulator and a superconductor, making it a compelling material for future quantum technologies. Continue reading
Charges Cascading Along a Molecular Chain
Removing one charged molecule from a one-dimensional array causes the others to alternately turn ‘on’ or ‘off,’ paving the way for information transfer in tiny circuits. Continue reading
A Tune for Lowering Lattice Friction
Placing an acoustic source on a sample could eliminate the energy dissipation caused by atomic defects moving through the solid. Continue reading
Posted in APS Physics
Tagged APS Physics, Condensed Matter Physics, Materials Sciences
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Toward an Ultrahigh Energy Density Capacitor
By introducing defects to a common material, Berkeley Lab researchers create a highly efficient capacitor with dramatically increased energy density. Continue reading
Posted in Berkeley Lab
Tagged Berkeley Lab, Energy Conversion and Storage, Materials Sciences
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Coldest Electrons Ever from Photocathodes
Researchers have generated the coldest electrons to date from solid-state photocathodes, an achievement that could improve electron sources for particle accelerators and ultrafast electron microscopy applications. Continue reading
Building Novel Carbon Allotropes
Calculations indicate that a form of carbon synthesized from pentagonal hydrocarbon molecules could have unusual electrical and mechanical properties. Continue reading
Posted in APS Physics
Tagged APS Physics, Condensed Matter Physics, Materials Sciences
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Unjammed Emulsions Collapse to Liquids
An emulsion’s rigidity disappears when the droplets’ random thermal motion overcomes the confining pressure that binds them. Continue reading
