Browsing 101 articles

Holey Material Enhances Electron Flow
focus

Holey Material Enhances Electron Flow

An array of holes in a 2D material enhances an effect that improves the flow of electric currents.   Read More »

Putting the Twist into Quantum Imaging
Research News

Putting the Twist into Quantum Imaging

A theoretical analysis suggests that a novel “twisting “microscope could offer new insights into the exotic electronic behavior of layered 2D materials.   Read More »

Analyzing Friction in Layered Materials
focus

Analyzing Friction in Layered Materials

Experiments reveal the factors that determine the friction between the single-atom-thick layers in van der Waals materials, which may have uses in lubrication technology.   Read More »

Graphene Has Topological Phonons
synopsis

Graphene Has Topological Phonons

New experiments reveal graphene’s exotic phonon spectrum with unprecedented detail and completeness.   Read More »

Friction That Speeds Up an Object’s Motion
synopsis

Friction That Speeds Up an Object’s Motion

A friction-like quantum force could accelerate the motion of a rotating nanometer-diameter sphere when the sphere sits next to a graphene-coated surface.     Read More »

Giving Graphene a New Edge
synopsis

Giving Graphene a New Edge

A photonic version of graphene hosts never-before-seen “twig” edge states—which could provide new avenues for realizing topological phases in graphene-like materials.   Read More »

A Textbook Dirac Semimetal
synopsis

A Textbook Dirac Semimetal

Researchers have synthesized a chalcogenide compound that has the electronic structure of an ideal Dirac semimetal—which could facilitate the study of this exotic class of materials.   Read More »

A New Card up Graphene’s Sleeve
Research News

A New Card up Graphene’s Sleeve

Graphene is found to exhibit a magnetoresistance dwarfing that of all known materials at room temperature—a behavior that may lead to new magnetic sensors and help decipher the physics of strange metals.   Read More »

Electrical Conductance Reveals Complex Fractals
synopsis

Electrical Conductance Reveals Complex Fractals

Researchers find that a phenomenon called multifractality manifests in the conductance fluctuations of a 2D electron gas as the gas undergoes a topological phase transition.   Read More »

Imaging an Elusive Electronic Transition in Graphene
viewpoint

Imaging an Elusive Electronic Transition in Graphene

Xia Hong –  

A special microscope has visualized changes of electron current distribution that clearly indicate a transition from ohmic to viscous electron flow in graphene.   Read More »

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