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Tag Archives: Materials Sciences
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
There’s a lithium battery in your future
The latest approaches toward developing batteries with higher energy density for electric vehicles and other applications. Continue reading
Posted in MRS Bulletin
Tagged Batteries, Energy, Energy Conversion and Storage, Materials Sciences, MRS Bulletin
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Rachel Berkowitz 