Miniature magnetic resonance imager made of diamond
The development of tumors begins with miniscule changes within the body's cells; ion diffusion at the smallest scales is decisive in the performance of batteries. Until now, the resolution of conventional imaging methods has not been high enough to r.....»»
Ultra-small, shape-shifting GEMS offer an easier and cheaper way to improve MRI imaging
Microscopic magnetic probes that change shape in response to their environment may greatly enhance magnetic resonance imaging (MRI). However, producing the probes, which are still experimental and have not yet been used in humans, has required access.....»»
A microfluidic magnetic detection system for tumor-derived exosome analysis
In a study published on 7 November 2023 in the journal Microsystems & Nanoengineering, researchers from the Shanghai Institute of Microsystem and Information Technology, Chinese Academy of Sciences, and Shanghai Tech University, have developed an inn.....»»
Mesopotamian bricks unveil the strength of Earth"s ancient magnetic field
Ancient bricks inscribed with the names of Mesopotamian kings have yielded important insights into a mysterious anomaly in Earth's magnetic field 3,000 years ago, according to a new study involving University College London researchers......»»
Possible first ever synchrotron-based analysis of asteroid Bennu to be performed
After an amazing journey, a grain from the asteroid Bennu will be brought to Diamond Light Source, the UK's national synchrotron, for scientific measurements. The grain is from 100 milligrams of sample sent to the Natual History Museum (NHM) in Londo.....»»
Embedding nanodiamonds in polymer can advance quantum computing and biological studies
A nitrogen-vacancy (NV) center is a defect in the crystal structure of diamond, where a nitrogen atom replaces a carbon atom in the diamond lattice and a neighboring site in the lattice is vacant. This and other fluorescent defects in diamond, known.....»»
Glassy shell of microscopic algae inspires tiny ultrasound detectors for medical imaging
A multidisciplinary team of researchers from Skoltech has discovered the resonance frequencies of diatom frustules. These intricately structured silicon dioxide shells of single-celled microalgae provide a promising model for nature-inspired electron.....»»
Newly created ultra-hard material rivals diamond
Scientists have solved a decades-long puzzle and unveiled a near unbreakable substance that could rival diamond as the hardest material on Earth. The research is published in the journal Advanced Materials......»»
Discovery of magnetic liquid crystal: First direct observation of spin quadrupole moments in a spin-nematic phase
Liquid crystal is a state of matter that exhibits properties of both liquid and solid. It can flow like a liquid, while its constituent molecules are aligned as in a solid. Liquid crystal is widely used nowadays, for example, as a core element of LCD.....»»
Migratory bats can detect the Earth"s magnetic field, behavioral experiments show
Pipistrelle bats have a magnetic compass and calibrate it at sunset, according to a new study. An international team of researchers led by the University of Oldenburg has used behavioral experiments to show that two different components of the Earth'.....»»
Field-induced superconductivity in quantum materials
Field-induced superconductivity occurs when an applied magnetic field increases or induces superconductivity. In a new report published in Science Advances, Joshua J. Sanchez and a team of scientists applied stress as a switch between a field tunable.....»»
Study offers correction for better calculations for the magnetic properties of neodymium compounds
High-energy neutron scattering is a powerful tool in spectroscopy, allowing researchers to probe the physical and chemical properties of many different materials......»»
Study shows precise control of colloids through magnetism is possible
Bayreuth researchers have found ways to control tiny particles in liquids using magnetic patterns. The research results have now been published in Nature Communications under the title "Simultaneous and independent topological control of identical mi.....»»
Diamonds and rust help unveil "impossible" quasi-particles
Researchers have discovered magnetic monopoles—isolated magnetic charges—in a material closely related to rust, a result that could be used to power greener and faster computing technologies......»»
Breakthroughs in nanosized contrast agents and drug carriers through self-folding molecules
Self-folding polymers containing gadolinium forming nanosized complexes could be the key to enhanced magnetic resonance imaging and next-generation drug delivery, as demonstrated by scientists at Tokyo Tech. Thanks to their small size, low toxicity,.....»»
Astronomers spot rare star system with six planets in geometric formation
Astronomers have discovered a star system in which six planets orbit one star in an elaborate geometrical pattern due to a phenomenon called orbital resonance......»»
Daily deals Dec. 2: iPhones from $114, M2 MacBook Air $949, Asus ROG Ally $399, more
Today's top deals include 30% off a mophie 3-in-1 magnetic wireless charging station, AirPods Max for $480, 47% off a Heat Storm Phoenix wifi-enabled heater. 45% off a myQ Smart garage door video keypad, and more.Save $150 on an M2 MacBook AirTop dea.....»»
One of the largest magnetic storms in history quantified: Aurorae from the tropics to the polar regions
In early November of this year, aurora borealis were observed at surprisingly low latitudes, as far south as Italy and Texas. Such phenomena indicate the impacts of a solar coronal mass ejection on the Earth's magnetic field and atmosphere. Far more.....»»
New theory explains how magnetic switchbacks form in the solar wind
A new study develops a theory of how magnetic switchbacks are formed around the sun. This quantitative model can be used to predict magnetic field variations and potentially explain the heating and acceleration of the solar wind......»»
Researchers invent new way to stretch diamond for better quantum bits
A future quantum network may become less of a stretch thanks to researchers at the University of Chicago, Argonne National Laboratory and Cambridge University......»»
Scientists discover new type of ultrafast magnetic switching while investigating noise interference
Researchers at the University of Konstanz have discovered a new type of ultrafast magnetic switching by investigating fluctuations that normally tend to interfere with experiments as noise......»»