Tuesday, January 31, 2017

Engineers develop low-cost, flexible terahertz radiation source for fast, non-invasive screening

Novel invention presents promising applications in spectroscopy, safety surveillance, cancer diagnosis, imaging and communication.

Engineered intrinsically disordered proteins provide biomedical insights

Research investigates cellular structures and provides commercial applications.

Scientists take the first step toward creating efficient electrolyte-free batteries

Researchers have found unique atomic-scale processes in crystal lattice of antiferroelectric lead zirconate during synchrotron x-ray scattering experiment.

Spider silk demonstrates Spiderman-like abilities

The silk of the Ornithoctonus Huwena spider demonstrates impressive weight-lifting abilities with efficient, water-driven actuation.

Viral protein transforms as it measures out DNA

New insight into two states of a viral protein reveal its function as a DNA-sensor and gives a roadmap for developing anti-viral therapy for pathogenic DNA viruses.

Ultrahigh sensitivity graphene infrared detectors for imaging and spectroscopy

Scientists have developed a novel graphene-based pyroelectric bolometer that detects infrared radiation to measure temperature with an ultrahigh level of accuracy.

The world's first heat-driven transistor

Researchers demonstrate a logic circuit, in this case a transistor, that is controlled by a heat signal instead of an electrical signal.

Monday, January 30, 2017

Understanding breakups could help improve nanoscale printing and spraying

A new model describing the deformation and breakup of droplets could help improve nanoscale printing and spraying.

Water-based and biocompatible 2D inks for printed electronics

Researchers have developed a method of producing water-based and inkjet printable 2D material inks, which could bring 2D crystal heterostructures from the lab into real-world products.

Probe for nanofibers has atom-scale sensitivity

Scientists have developed a novel method to measure how light propagates through a nanofiber, allowing them to determine the nanofiber?s thickness to a precision less than the width of an atom.

Wearable, low-cost nanowire sensor to measure skin hydration

Researchers have developed a wearable, wireless sensor that can monitor a person's skin hydration for use in applications that need to detect dehydration before it poses a health problem.

Cell-tracking nanomaterial agents get a boost

Rsearchers have synthesized a new and greatly improved generation of contrast agents for tagging and real-time tracking of stem cells in the body.

Introducing the little black graphene dress

Science and fashion have been brought together to create the world?s most technically advanced dress, the intu Little Black Graphene Dress.

Micro-bubbles and frequency combs

Optics research into glass micro-bubbles resonators produces interesting non-linear effects in the visible regime.

Sunday, January 29, 2017

Polycrystalline materials in solar cells gain new impulse

Researchers show that also the electronic properties of grain boundaries are beneficially modified by a potassium fluoride post-deposition treatment.

Friday, January 27, 2017

First demonstration of a metal-free metamaterial that can absorb electromagnetic energy

Electrical engineers have created the world's first electromagnetic metamaterial made without any metal. The device's ability to absorb electromagnetic energy without heating up has direct applications in imaging, sensing and lighting.

Researchers develop label-free technique to image microtubules

Scientists have been able to use label-free spatial light interference microscopy (SLIM) and computer processing in order to image the microtubules in an assay.

Scientist uncovers physics behind plasma-etching process

Researchers have uncovered some of the physics that make possible the etching of silicon computer chips, which power cell phones, computers, and a huge range of electronic devices.

New 'needle-pulse' beam pattern packs a punch

A new beam pattern could bring unprecedented sharpness to ultrasound and radar images, burn precise holes in manufactured materials at a nano scale - even etch new properties onto their surfaces.

Nanoparticles hitchhiking their way along strands of hair

Massaging hair can help more quickly deliver nanoparticle-based treatment to the roots.

Chiral quantum optics: A new research field with bright perspectives

Surprising direction-dependent effects emerge when light is guided in microscopic structures. This discovery shows promise for both classical and quantum information processing.

European nanotechnology project to design less toxic photovoltaic materials (w/video)

Project Sunflower's objective has been the development of organic photovoltaic materials less toxic and viable for industrial production.

Boron atoms stretch out, gain new powers (w/video)

Simulations demonstrate 1-D material's stiffness, electrical versatility.

Thursday, January 26, 2017

For this metal, electricity flows, but not the heat

Study finds law-breaking property in vanadium dioxide that could lead to applications in thermoelectrics, window coatings.

Scientists unveil new form of matter: Time crystals

Physicists repeatedly tweaked a group of ions to create first example of a non-equilibrium material.

Researchers update 'sweet' 1950s separation method to clean nanoparticles from organisms

Giving a 65-year-old laboratory technique a new role, researchers have performed the cleanest separation to date of synthetic nanoparticles from a living organism.

First 3D observation of nanomachines working inside cells

Scientists combine genetic engineering, super-resolution microscopy and biocomputation to allow them to see in 3D the protein machinery inside living cells.

Sound waves create nanoparticle whirlpools to round up tiny signs of disease

New technique could form the basis of a small, inexpensive point-of-care device for early disease diagnosis.

Graphene demonstrates remarkable potential as life-saving antioxidant

Treated particles of graphene derived from carbon nanotubes have demonstrated remarkable potential as life-saving antioxidants, but as small as they are, something even smaller had to be created to figure out why they work so well.

Wednesday, January 25, 2017

First step towards photonic quantum network

Advanced photonic nanostructures are well on their way to revolutionising quantum technology for quantum networks based on light. Researchers have now developed the first building blocks needed to construct complex quantum photonic circuits for quantum networks.

Researchers control adhesive material remotely with light

Bioinspired intelligent material transports micro-objects.

The first glimpse of a single protein

A folded protein molecule can be clearly imaged with the help of electron holograms.

How water can split into two liquids below zero

Theoretical possibility of the coexistence of dual liquid states of matter in sub-zero water due to the origami-like stacking behavior of microscale moleculesy.

Hospitals can rapidly identify life-threatening bacteria

Researchers have developed a new, easy-to-adapt and inexpensive analytical procedure. The main role is played by innovative bioconjugates - luminescent, magnetic microparticles coated with appropriately selected bacteriophages.

Expanding point-of-care disease diagnostics with ultrasound

To create new in-office diagnostics for additional diseases, researchers report a new technique that uses ultrasound to concentrate fluorescently labeled disease biomarkers otherwise impossible to detect with current equipment in an office setting.

Physicists patent detonation technique to mass-produce graphene

Forget chemicals, catalysts and expensive machinery - a team of physicists has discovered a way to mass-produce graphene with three ingredients: hydrocarbon gas, oxygen and a spark plug.

Nanoparticle fertilizer could contribute to new 'green revolution'

Researchers report a simple way to make a benign, more efficient fertilizer that could contribute to a second food revolution.

New graphene oxide biosensors may accelerate nanotechnology to cure HIV and cancer

Researchers have devised a novel type of graphene oxide-based biosensor that could potentially significantly speed up the process of drug development. The outstanding properties of this carbon allotrope help to improve significantly the biosensing sensitivity, which in future may enable the development of new drugs and vaccines against many dangerous diseases including HIV, hepatitis and cancer.

Nanostructured coatings take a bite out of pollutants

Low-cost iron hydroxide coatings with unique fin-like shapes can clean heavily contaminated water with a simple dipping procedure.

Tuesday, January 24, 2017

New solution for making 2D nanomaterials

Lquids can be used to apply the 2D nanomaterials over large areas and at low costs, enabling a variety of important future applications.

Food additive E171: first findings of oral exposure to titanium dioxide nanoparticles

Scientists have shown for the first time that E171 crosses the intestinal barrier in animals and reaches other parts of the body.

Star Wars like holograms a step closer with new invention

Physicists have invented a tiny device that creates the highest quality holographic images ever achieved, opening the door to imaging technologies seen in science fiction movies such as Star Wars.

Imprinting nano patterns on the inside and outside of polymer fibers

Researchers have come up with a simple and innovative technique for drawing or imprinting complex, nanometric patterns on hollow polymer fibers.

Materials study probes 'field-assisted' processing for high-tech ceramic components

A new project will study the fundamental mechanisms behind a method that uses electrical fields to enhance ceramics-sintering processing to manufacture components for a range of military and commercial applications.

New insights into the forms of metal-organic frameworks

A team of researchers has recently developed a new novel design strategy for synthesizing various forms of functional materials, especially for metal-organic materials.

New carbon nanotube sensors can detect single protein molecules

Engineers have designed sensors that can detect single protein molecules as they are secreted by cells or even a single cell.

Nanocavity and atomically thin materials advance the technology for chip-scale light sources

Researchers have discovered an important first step towards building electrically pumped nanolasers (or light-based sources). These lasers are critical in the development of integrated photonic based short-distance optical interconnects and sensors.

Monday, January 23, 2017

New metamaterial can switch from hard to soft - and back again

Researchers have developed a new way to design a metamaterial that allows the material to switch between being hard and soft without damaging or altering the material itself.

Taking materials into the third dimension

One-pot technique creates structures with potential for more efficient manufacturing and energy storage.

Scientists spin artificial silk from whey protein

Scientists have cleared up a key process for the artificial production of silk.