Nanoscopic static electricity generates chiral patterns
In the tiny world of amino acids and proteins and in the helical shape of DNA, a biological phenomenon abounds.
Bio & Medicine
Feb 2, 2009
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News tagged with electrostatic forces
Depth Charge: Using Atomic Force Microscopy to Study Subsurface Structures
Over the past couple of decades, atomic force microscopy (AFM) has emerged as a powerful tool for imaging surfaces at astonishing resolutions—fractions of a nanometer in some cases. But suppose you're more concerned with ...
Nanomaterials
Jun 24, 2010
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Researchers reveal why nanowires stick to each other
Nanowires, used in sensors, transistors, optoelectronic devices and other systems that require subatomic preciseness, like to stick together. Untangling electrical wires can be a difficult task—imagine trying to separate ...
Nanomaterials
Feb 11, 2022
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Flowers use physics to attract pollinators
A new review indicates that flowers may be able to manipulate the laws of physics, by playing with light, using mechanical tricks, and harnessing electrostatic forces to attract pollinators.
Plants & Animals
Dec 5, 2016
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Local nanoscale electrical measurements for graphene
Research from the National Physical Laboratory (NPL), Royal Holloway, University of London, and Linköping University, Sweden, has taken an important step towards standardising important electrical parameters of graphene ...
Nanophysics
Sep 9, 2013
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Topographical approaches to measuring graphene thickness
(Phys.org)—Graphene has long shown potential for use in electronics, but difficulties in producing the material to a high enough quality has so far prevented the commercialisation of graphene-based devices.
Nanomaterials
Sep 28, 2012
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DNA gripped in nanopores
Molecular biologists, including the cool dudes from CSI, use gel electrophoresis to separate DNA fragments from each other in order to analyze the DNA. A team of researchers under the leadership of Vici winner Serge Lemay, ...
Bio & Medicine
May 14, 2009
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Identifying the origin of macroscopic friction between clay mineral surfaces
NIMS, the University of Tokyo and Hiroshima University jointly discovered for the first time, through theoretical calculation and experiment, that macroscopic frictions occurring between clay mineral surfaces originate from ...
General Physics
Jan 25, 2019
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Snap-proof space tether
(Phys.org) —Space tethers hold intriguing potential for satellite manoeuvring, attitude control and even power generation. But about half of all orbital tether tests have either failed to deploy or snapped, probably due ...
Space Exploration
Apr 2, 2013
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Bottom-up construction with a 2D twist could yield novel materials
Tetrahedron-shaped nanoparticles are interesting enough by themselves, but under the right circumstances, Rice University scientists have discovered they do something remarkable.
Nanomaterials
Jul 25, 2022
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