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Archive for the ‘nanotechnology’ category: Page 4

Aug 23, 2024

Advancing nanoscale imaging capabilities with dynamic nuclear polarization

Posted by in categories: materials, nanotechnology

Dynamic nuclear polarization (DNP) has revolutionized the field of nanoscale nuclear magnetic resonance (NMR), making it possible to study a wider range of materials, biomolecules and complex dynamic processes such as how proteins fold and change shape inside a cell.

Aug 23, 2024

Flexible nanogenerator with enhanced power density could one day rival the power of solar panels

Posted by in categories: nanotechnology, solar power, sustainability, wearables

Your early morning run could soon help harvest enough electricity to power your wearable devices, thanks to a new nanotechnology developed at the University of Surrey.

Surrey’s Advanced Technology Institute (ATI) has developed highly energy-efficient, flexible nanogenerators, which demonstrate a 140-fold increase in when compared to conventional nanogenerators. ATI researchers believe that this development could pave the way for nano-devices that are as efficient as today’s solar cells.

The findings are published in the journal Nano Energy.

Aug 23, 2024

Real-time nanoparticle reform paves way for smart coatings

Posted by in categories: computing, nanotechnology

Researchers have advanced smart coatings by manipulating nanoparticles to reconfigure themselves by using microscopy and computer simulation.

Aug 23, 2024

Terahertz oscillation driven by optical spin-orbit torque

Posted by in category: nanotechnology

Antiferromagnets are promising for nano-oscillator in terahertz frequency. However, realizing antiferromagnetic moment oscillation via spin-orbit torque remains elusive. Here, the authors demonstrate oscillations in Mn2Au films.

Aug 23, 2024

The Microscopy Breakthrough That’s Unveiling Hidden Worlds

Posted by in categories: materials, nanotechnology

Scientists at the Fritz Haber Institute of the Max Planck Society have developed a revolutionary microscopy method that enables the direct visualization of nanostructures and their optical properties.

This breakthrough allows researchers to observe nanoscale materials, like metamaterials, in unprecedented detail by manipulating light in innovative ways. The method has taken over five years to develop and leverages the unique capabilities of the Free Electron Laser. The implications of this research are vast, offering the potential to advance flat optics, shrink 3D optics to 2D, and create more efficient optical devices.

Tailoring Light With Nanomaterials

Aug 21, 2024

Physicists develop new model that describes how filaments assemble into active foams

Posted by in categories: biological, nanotechnology, particle physics, robotics/AI

Many fundamental processes of life, and their synthetic counterparts in nanotechnology, are based on the autonomous assembly of individual particles into complex patterns. LMU physicist Professor Erwin Frey, Chair of Statistical and Biological Physics at LMU Munich and member of the ORIGINS Excellence Cluster, investigates the fundamental principles of this self-organization.

Aug 19, 2024

Morphable materials: Researchers coax nanoparticles to reconfigure themselves

Posted by in categories: biological, chemistry, computing, engineering, nanotechnology

A view into how nanoscale building blocks can rearrange into different organized structures on command is now possible with an approach that combines an electron microscope, a small sample holder with microscopic channels, and computer simulations, according to a new study by researchers at the University of Michigan and Indiana University.

The approach could eventually enable smart materials and coatings that can switch between different optical, mechanical and electronic properties.

Continue reading “Morphable materials: Researchers coax nanoparticles to reconfigure themselves” »

Aug 17, 2024

Nanomedicine pioneers awarded the Kavli Prize

Posted by in categories: biotech/medical, nanotechnology

The 2024 Kavli Prize in Nanoscience is awarded to three nanomedicine pioneers who laid the foundation of controlled release, biomedical imaging and diagnostics.

Aug 17, 2024

Scientists characterize shale cap rocks at tiny scales

Posted by in category: nanotechnology

A team of researchers is working on a multidisciplinary approach to advancing the exploration of shale rock as a suitable geological seal for resource recovery and underground storage. Given that the pore space in shale rock is predominantly sub-micron, these studies focus on the micro and the nanoscale.

Aug 16, 2024

Nanoscale discovery enables unprecedented control in single-molecule photoswitching

Posted by in categories: innovation, nanotechnology

Scientists from the Department of Physical Chemistry at the Fritz Haber Institute have made an innovative discovery in nanoscale optoelectronics, as detailed in their recent publication in Nature Communications (“Atomic-Precision Control of Plasmon-Induced Single-Molecule Switching in a Metal–Semiconductor Nanojunction”).

The study introduced a groundbreaking method for achieving unprecedented control over single-molecule photoswitching. This breakthrough could transform the future of nanodevice technology.

Schematic view of the plasmon-driven switching of a single PTCDA molecule. (Image: Fritz Haber Institute)

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