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Physicists uncover the topological origin of surface electromagnetic waves

NanoWerk.com - Mon, 02/04/2019 - 18:35
Researchers showed that the well-known surface electromagnetic waves at interfaces between homogeneous isotropic media, obtained within classical Maxwell's electromagnetism, also have a purely topological origin, similar to quantum topological states.

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Ceramic holds promise for greener optical devices

NanoWerk.com - Mon, 02/04/2019 - 18:31
Scientists have developed an environmentally friendly nanostructured ceramic material.

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Polymer power potential

NanoWerk.com - Mon, 02/04/2019 - 17:39
Four organic thermoelectric polymers identified using theoretical calculations could prove valuable for harvesting energy from waste heat.

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Wrinkles take the heat

NanoWerk.com - Mon, 02/04/2019 - 17:12
Experiments on nanoribbons of black phosphorus reveal the origins of directional heat transport in this promising material.

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Engineers harvest heart's energy to power life-saving devices

NanoWerk.com - Mon, 02/04/2019 - 15:30
Using a dime-sized invention, the kinetic energy of the heart can be converted into electricity to power a wide-range of implantable devices.

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Graphene biosensor could provide early lung cancer diagnosis

NanoWerk.com - Mon, 02/04/2019 - 11:36
A team of scientists has developed a new technique that could create a highly sensitive graphene biosensor with the capability to detect molecules of the most common lung cancer biomarkers.

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Invisible tags: Physicists write, read and erase using light

NanoWerk.com - Fri, 02/01/2019 - 23:55
A team of physicists has developed a new method of storing information in fully transparent plastic foils.

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Researchers report advances in stretchable semiconductors, integrated electronics

NanoWerk.com - Fri, 02/01/2019 - 23:48
Researchers outline advances in creating stretchable rubbery semiconductors, including rubbery integrated electronics, logic circuits and arrayed sensory skins fully based on rubber materials.

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Magnetic teeth hold promise for materials and energy

NanoWerk.com - Fri, 02/01/2019 - 23:39
A mollusk with teeth that can grind down rock may hold the key to making next generation abrasion-resistant materials and nanoscale materials for energy.

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Advances in stretchable semiconductors, integrated electronics

ScienceDaily.com: Nanotechnology News - Fri, 02/01/2019 - 23:24
Researchers have reported significant advances in stretchable electronics, moving the field closer to commercialization.
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Magnetic teeth hold promise for materials and energy

ScienceDaily.com: Nanotechnology News - Fri, 02/01/2019 - 22:06
Researchers have discovered a piece of the genetic puzzle that allows a mollusk to produce magnetite nanomaterials.
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Straightforward biosynthesis of functional bulk nanocomposites

NanoWerk.com - Fri, 02/01/2019 - 19:39
A general and scalable biosynthesis strategy has been developed which involves simultaneous growth of cellulose nanofibrils through microbial fermentation and co-deposition of various kinds of nanoscale building blocks through aerosol feeding on solid culture substrates.

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Supercomputing helps study two-dimensional materials

NanoWerk.com - Fri, 02/01/2019 - 19:29
High-performance computing helps researchers understand experiments for observing real-time motion of lithium atoms in bi-layer graphene, paving the way for designing new materials for batteries and other electronics.

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Nanoparticles may promote cancer metastasis

NanoWerk.com - Fri, 02/01/2019 - 17:37
Findings caution against possible side effects of cancer nanomedicines and other common nanoparticles but paves the way for safer design and better treatment strategies.

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Current generation via quantum proton transfer

NanoWerk.com - Fri, 02/01/2019 - 12:49
Scientists have discovered that proton transfer in electrochemical reactions is governed by the quantum tunneling effect under specific conditions. In addition, they made a first ever observation of the transition between the quantum and classical regimes in electrochemical proton transfer by controlling potential.

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Meet the quantum fridge - at three atoms in size, it's much smaller than a minibar

NanoWerk.com - Fri, 02/01/2019 - 12:39
This quantum fridge won't keep your drinks cold, but it's cool proof of physics operating at the smallest scales.

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Novel electron microscopy offers nanoscale, damage-free isotope tracking in amino acids

ScienceDaily.com: Nanotechnology News - Thu, 01/31/2019 - 23:34
A new electron microscopy technique that detects the subtle changes in the weight of proteins at the nanoscale -- while keeping the sample intact -- could open a new pathway for deeper, more comprehensive studies of the basic building blocks of life. Scientists described the first use of an electron microscope to directly identify isotopes in amino acids at the nanoscale without damaging the samples.
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Novel electron microscopy offers nanoscale, damage-free tracking of isotopes in amino acids

NanoWerk.com - Thu, 01/31/2019 - 22:08
A new electron microscopy technique that detects the subtle changes in the weight of proteins at the nanoscale - while keeping the sample intact - could open a new pathway for deeper, more comprehensive studies of the basic building blocks of life.

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Graphene crinkles can be used as 'molecular zippers'

ScienceDaily.com: Nanotechnology News - Thu, 01/31/2019 - 21:59
New research shows that electrically charged crinkles in layered graphene can be useful in the directed self- assembly of molecules.
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Dynamic aspirin - molecular vibrations drive electrons over large distances

NanoWerk.com - Thu, 01/31/2019 - 21:13
Aspirin is not only an important drug but also an interesting physics model system in which molecular vibrations and electrons are coupled in a particular way. For the first time, x-ray experiments in the ultrashort time domain make electron motions visible in real time.

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