Nanotechnology News

RSS

Study Emphasizes Importance of Clean Carbon Nanotubes to Maximize Their Usefulness

Carbon nanotubes need to be as clean as possible to maximize usefulness in nanoscale devices. Contact effects may restrict how tiny nano devices can be.

5 Jan 2018

Silver Nanoparticles Used to Enhance Raman Signals by Hundred Thousand Times

Researchers have enhanced molecular detection at low concentration levels by positioning nanoparticles on nanowires in order to improve Raman spectroscopy.

4 Jan 2018

Innovative Nanomedicine Arrests Advancement of Pancreatic Cancer in Mouse

Extended pancreatic cancer survival is enabled by an inverse correlation between oncogenes and signatures of an oncosuppressor microRNA.

4 Jan 2018

‘Metalens’ can Focus the Entire Rainbow on a Single Point

Expected to revolutionize imaging and optical technology, so-called “metalenses” are lenses with sub-wavelength features custom designed to manipulate light in extremely precise ways.

By Brett Smith 2 Jan 2018

Scientists Use Electron Microscopy to Study Magnetic Fields of Bacterial Cells and Nano-Objects

A research team led by a scientist from the U.S. Department of Energy’s Ames Laboratory has demonstrated for the first time that the magnetic fields of bacterial cells and magnetic nano-objects in liquid can be studied at high resolution using electron microscopy.

22 Dec 2017

Graphene is hydrophilic, not hydrophobic

Researchers have long thought that graphene, a unique form of carbon, repels water, a property known as being hydrophobic.

By Brett Smith 22 Dec 2017

Scientists Develop New Graphene-Like Nanocomposite Material

A new nanocomposite material capable of boosting battery life and improving the performance of daily gadgets such as tablets, smartphones and laptops has been developed by scientists.

21 Dec 2017

New Direct-Drive Linear Motor Stages Deliver Sub-nm Resolution

New from PI, these ultra-precise stages are now available with 0.2 nanometer resolution linear encoders, ideal for high-end alignment, scanning and automation applications, in fields such as photonics, biotechnology and laser optics.

From PI (Physik Instrumente) LP 20 Dec 2017

Two-layer Graphene Capable of Stopping Bullets

Researchers at The City University of New York (CUNY) have developed a unique graphene-based material that becomes as hard as a diamond when it is impacted, according to a new paper published in Nature Nanotechnology.

By Brett Smith 19 Dec 2017

First Ever Subwavelength Dielectric Resonators for Light Trapping at Nanoscale

Scientists have designed the very first subwavelength dielectric resonators for light trapping at nanoscale that seems to be the simple silicon cylinder which is considered to be a hundred times thinner than a strand of human hair.

19 Dec 2017

New Process can Change Two-Layer Graphene into Diamond-Hard Material on Impact

Visualize a material as lightweight and flexible as foil that turns hard and stiff enough to stop a bullet on impact. In a recently published paper in Nature Nanotechnology, researchers across The City University of New York (CUNY) report a process for making diamene: flexible, layered sheets of graphene that become harder than diamond and impenetrable upon impact on a temporary basis.

19 Dec 2017

New Technology for Inserting Nanotubes into Brain to Study Neuronal Actions

A research team from Rice University has developed an innovative device that adopts fast-moving fluids to introduce conductive, flexible carbon nanotube fibers into the brain that can assist in recording the neurons’ actions.

19 Dec 2017

Customized Anti-Viral Nanoparticles Look Effective in Destroying Various Viruses

Each year, globally, millions of people die due to viral infections. However, antiviral drugs available at present are restricted because they largely function against one or a very few related viruses.

19 Dec 2017

Research Shows that Semiconductor Nanocrystals Undergo Thermally Activated Delayed Photoluminescence

Researchers from North Carolina State University have found that the transfer of triplet excitons from nanomaterials to molecules also creates a feedback mechanism that returns some energy to the nanocrystal, causing it to photoluminesce on long time scales.

19 Dec 2017

Scientists Find Mathematical Method to Calculate Superconducting Transition Temperature of Carbon Nanotubes

Scientists from Ural Federal University (UrFU) together with their colleagues from Lomonosov Moscow State University found out the mathematical method to calculate the temperature at which single walled carbon nanotubes became superconductors and developed a way to increase it thus opening new prospects for superconductive materials application.

19 Dec 2017