Apr 24, 2024 (Nanowerk Spotlight) Controlling the flow of electrons through materials at the nanoscale is essential for the development of advanced electronics and quantum technologies. Scientists have long sought ways to precisely tune how electric current moves through two-dimensional materials like graphene, which consists of a single layer of...
Novel Au-BiFeO3 nanostructures for efficient and sustainable degradation of pollutants
Apr 24, 2024 (Nanowerk News) The need for sustainable and environment-friendly solutions has accelerated the global demand for green and renewable technologies. In this regard, semiconductor photocatalysts have emerged as an attractive solution, owing to their potential in mitigating pollutants and harnessing solar energy efficiently. Photocatalysts are materials that initiate...
Holographic displays offer a glimpse into an immersive future
Apr 24, 2024 (Nanowerk News) Setting the stage for a new era of immersive displays, researchers are one step closer to mixing the real and virtual worlds in an ordinary pair of eyeglasses using high-definition 3D holographic images, according to a study led by Princeton University researchers. Holographic images have...
Lead-vacancy centers in diamond as building blocks for large-scale quantum networks
Apr 24, 2024 (Nanowerk News) Much like how electric circuits use components to control electronic signals, quantum networks rely on special components and nodes to transfer quantum information between different points, forming the foundation for building quantum systems. In the case of quantum networks, color centers in diamond, which are...
Single-walled carbon nanotubes doped with nitrogen enhance the performance of secondary battery anode
Apr 24, 2024 (Nanowerk News) Dr. Han Joong Tark and student researcher Lee Do Geun at the Nano Hybrid Technology Research Center of Korea Electrotechnology Research Institute (KERI) have developed a new manufacturing technique for silicon/nitrogen-doped carbon composite anode materials. These materials aim to enhance the capacity and stability of...
A nanophotonic fiber-tip solution to detect the ultrasmall
Apr 25, 2024 (Nanowerk News) Using an ultrasensitive photonic crystal, TU/e researchers were able to detect single particles down to 50 nanometers in diameter. The new research has just been published in the journal Optica ("Detecting single nanoparticles using fiber-tip nanophotonics"). What do volcanic lava, fire smoke, automobile exhaust fumes,...
Flat optics revolutionize quantum light sources for enhanced communication and sensing
Apr 25, 2024 (Nanowerk Spotlight) Quantum light sources are a fundamental building block for many quantum technologies, enabling secure communication, powerful computing, and precise sensing and imaging. Researchers have long sought to develop efficient, compact, and controllable sources of quantum light, such as entangled photon pairs and single photons. However,...
Pacemaker capacitor breakthrough promises 300+ years of life-saving power
Apr 25, 2024 (Nanowerk News) Pacemakers are medical devices that make sure that someone's heart beats the way it should. If the heart rhythm is off, the pacemaker delivers a surge of electricity to bring the heart back into rhythm. The pacemaker takes effort into account and delivers faster pulses...
Why can’t robots outrun animals?
Apr 25, 2024 (Nanowerk News) Robotics engineers have worked for decades and invested many millions of research dollars in attempts to create a robot that can walk or run as well as an animal. And yet, it remains the case that many animals are capable of feats that would be...
A novel universal light-based technique to control valley polarization in bulk materials
Apr 24, 2024 (Nanowerk News) An international team of researchers reports in Nature ("Valleytronics in bulk MoS2 with a topologic optical field") a new method that achieves valley polarization in centrosymmetric bulk materials in a non-material-specific way for the first time. This “universal technique” may have major applications linked to...