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October 25, 2017
Spin-Polarized Surface States in Superconductors
Given their considerable application potential, from quantum computing to information technologies, noncentrosymmetric (NCS) superconductors have
October 25, 2017
Imaging Probe Printed onto Tip of Optical Fiber
Nano-optics have the potential to be used for imaging, sensing, and spectroscopy, and could help scientists improve solar cells, design better
October 23, 2017
Plenty of Room at the Top: Breaking through the Sunlight-to-Electricity Conversion Limit
Hybrid organic-inorganic lead halide perovskites (HOIP) are promising new materials for use in low-cost solar cells. HOIPs have already been
October 23, 2017
Imperfections Show “Swimming” Particles the Way to Self-Healing and Shape-Changing
Bird flocks, fish schools and self-propelling fluid mixtures that cooperatively organize and move in response to internal or external cues are all
October 23, 2017
Bending the Laws of Thermodynamics for Enhanced Material Design
Structure and composition control the properties of materials. For semiconductors, the historically successful approach for such control has been
October 19, 2017
Designer Binders Protect Silicon Battery Electrodes
Lithium-ion batteries with silicon anodes have a theoretical capacity 10 times higher than the most commonly used anodes. However, silicon
October 19, 2017
Nanoribbons Enable “On–Off” Switch for Graphene
A new way to grow narrow ribbons of graphene, a lightweight and strong structure made of a layer — just a single atom thick — of carbon
October 19, 2017
On-Demand 3-D Printing of Tiny Magic Wands
Structures on the scale of nanometers—much smaller than wavelengths of light—may improve transmission of plasmons, or small waves of
October 19, 2017
Watching Catalysts Evolve in 3-D
Because bimetallic catalysts are widely employed in batteries and fuel cells, a full understanding of their oxidation (electron loss) mechanisms is
October 19, 2017
Hybrid Material Glows Like Jellyfish
Improving the efficiency of nanoscale energy transfer in quantum dot or quantum rod based systems requires the ability to fine tune variables
October 2, 2017
Bringing Visual “Magic” to Light
Scientists from mixed reality technology company Magic Leap Inc., working with researchers at the U.S. Department of Energy's Lawrence Berkeley
October 2, 2017
Speeding Materials Discovery Puts Solar Fuels on the Fast Track to Commercial Viability
Pure hydrogen is highly flammable, making it an ideal fuel. If you could find a way to extract that hydrogen from water using sunlight, then, you
October 2, 2017
Water in One Dimension
While scientists have known that molecules confined within single-walled nanotubes behave differently than their bulk counterparts, it has
October 2, 2017
Adding Stress Boosts Performance, Stability for Fuel Cells
Electric vehicles powered by proton exchange membrane fuel cells, which use hydrogen gas as fuel and produce water as exhaust, have entered
October 2, 2017
Drawing at the One-Nanometer Length Scale
The ability to pattern materials at ever-smaller sizes — using electron-beam lithography, in which an electron-sensitive material is exposed
October 2, 2017
Blurring the Line between Animate and Inanimate: “Active” Matter Drives Self-Propelled Fluid
Many technologies require expensive external energy to move fluids. In contrast, cells and other microscopic biological materials move fluids using
October 2, 2017
The Road Less Traveled: How to Switch Assembly Pathways
Bioinspired assembly of complex building blocks that vary in structure and properties form ordered 2-D and 3-D structures. These assembly pathways
August 31, 2017
Crystals Grow by Twisting, Aligning and Snapping Together
Scientists who study crystal formation and growth have long known that nanosize crystals suspended in a liquid medium often aggregate to form large
August 29, 2017
Two for the Price of One: Exceeding 100 Percent Efficiency in Solar Fuel Production
In conventional semiconductor-based energy harvesting of photons from the sun, excess photon energy above the semiconductor bandgap is wasted.
August 29, 2017
The Tricky Trifecta of Solar Cells
Three-dimensional (3-D) organic–inorganic perovskites have emerged as one of the most promising thin-film solar cell materials owing to a
August 18, 2017
A New Oxidation State for Plutonium
The researchers synthesized a Pu(III) starting material, PuCp”3 (Cp” = the substituted anionic cyclopentadienyl ring [C
August 18, 2017
A Traffic Cop for Molecules
Materials with rigid ultra small micropores provide selectivity that controls the motion of individual molecules to improve separation between
August 18, 2017
Creating a Molecular Super Sponge, from the Ground Up
The structure of NU-1301 represents a new three-dimensional net, named Northwestern University Net (nun), which has been added to the reticular
August 3, 2017
Making an Ultra-small Silicon “Chip”
Rational synthesis is the strategic choice of a sequence of chemical reactions leading to a desired chemical target. The application of rational
August 3, 2017
When Strontium is Away, Iridium Comes Out to Play
Water splitting, which generates hydrogen and oxygen gas, plays a key role in renewable energy technologies by producing molecules that can be used