Scientists have found elevated mercury levels in dolphins throughout the Southeast since 2007. Sources: Bryan, Damseaux, Griffin, Stavros, Woshner. Credit: N. Hanacek/NIST Topics: Biology, Chemistry, Civilization, Environment In a study with potential implications for the oceans and human health, scientists reported elevated mercury levels in dolphins in the U.S. Southeast, with the greatest levels found in dolphins in Florida’s St. JosephContinue reading “Dolphins and Mercury…”
Category Archives: Chemistry
Matrix…
(a) Schematics of the word INFORMATION is written on a material in binary code using magnetic recording. Red denotes magnetization pointing out of the plane and blue is magnetization pointing into the plane. (b)–(d) Time evolution of the digital magnetic recording information states simulated using micromagnetic Monte Carlo. (b) Initial random state. (c) INFORMATION isContinue reading “Matrix…”
Spectral Molecule…
Scientists detected 2-Methoxyethanol in space for the first time using radio telescope observations of the star-forming region NGC 6334I. Credit: Massachusetts Institute of Technology Topics: Astronomy, Chemistry, Instrumentation, Interstellar, Research, Spectrographic Analysis New research from the group of MIT Professor Brett McGuire has revealed the presence of a previously unknown molecule in space. The team’sContinue reading “Spectral Molecule…”
PV Caveats…
Graphical abstract. Credit: Joule (2024). DOI: 10.1016/j.joule.2024.01.025 Topics: Applied Physics, Chemistry, Energy, Green Tech, Materials Science, Photovoltaics The energy transition is progressing, and photovoltaics (PV) is playing a key role in this. Enormous capacities are to be added over the next few decades. Experts expect several tens of terawatts by the middle of the century. That’s 10Continue reading “PV Caveats…”
Plastics and Infarctions…
Plastic chokes a canal in Chennai, India. Credit: R. Satish Babu/AFP via Getty Topics: Applied Physics, Biology, Chemistry, Environment, Medicine People who had tiny plastic particles lodged in a key blood vessel were more likely to experience heart attack, stroke or death during a three-year study. Plastics are just about everywhere — food packaging, tyres, clothes, waterContinue reading “Plastics and Infarctions…”
Recycling Green Plastics…
Credit: Cell Reports Physical Science (2024). DOI: 10.1016/j.xcrp.2024.101783 Topics: Biochemistry, Chemistry, Polymer Science, Polymers Scientists at King’s College London have developed an innovative solution for recycling single-use bioplastics commonly used in disposable items such as coffee cups and food containers. The novel method of chemical recycling, published in Cell Reports Physical Science, uses enzymes typically found in biological laundry detergentsContinue reading “Recycling Green Plastics…”
Limit Shattered…
TSMC is building Two New Facilities to Accommodate 2nm Chip Production Topics: Applied Physics, Chemistry, Electrical Engineering, Materials Science, Nanoengineering, Semiconductor Technology Realize that Moore’s “law” isn’t like Newton’s Laws of Gravity or the three laws of Thermodynamics. It’s simply an observation based on experience with manufacturing silicon processors and the desire to continually makeContinue reading “Limit Shattered…”
Fast Charger…
Significant Li plating capacity from Si anode. a, Li discharge profile in a battery of Li/graphite–Li5.5PS4.5Cl1.5 (LPSCl1.5)–LGPS–LPSCl1.5–SiG at current density 0.2 mA cm–2 at room temperature. Note that SiG was made by mixing Si and graphite in one composite layer. Inset shows the schematic illustration of stages 1–3 based on SEM and EDS mapping, which illustrate the unique Li–SiContinue reading “Fast Charger…”
10x > Kevlar…
Scientists have developed amorphous silicon carbide, a strong and scalable material with potential uses in microchip sensors, solar cells, and space exploration. This breakthrough promises significant advancements in material science and microchip technology. An artist’s impression of amorphous silicon carbide nanostrings testing to its limit tensile strength. Credit: Science Brush Topics: Applied Physics, Chemistry, MaterialsContinue reading “10x > Kevlar…”
Scandium and Superconductors…
Scandium is the only known elemental superconductor to have a critical temperature in the 30 K range. This phase diagram shows the superconducting transition temperature (Tc) and crystal structure versus pressure for scandium. The measured results on all the five samples studied show consistent trends. (Courtesy: Chinese Phys. Lett. 40 107403) Topics: Applied Physics, Chemistry, Condensed Matter Physics,Continue reading “Scandium and Superconductors…”
Physics and Nano 