Articles tagged with Magnets
The university has installed a 800 MHz German-made Bruker magnet, funded by a $2 million grant from the National Institutes of Health. The magnet is over twice as powerful as average hospital-based MRI machines and will be used for determining the three-dimensional structure and motion of biological molecules.
A Mayo Clinic study found no pain relief from magnetic insoles, suggesting the cushioning may be effective. The placebo effect was noted, with participants experiencing improvement when believing the magnets could help, but this did not translate to actual pain relief.
Researchers at Rensselaer Polytechnic Institute have developed a technique to make magnetic diamond particles, which could find use in medicine and information technology. The tiny magnets have several advantages over metal counterparts, including being lightweight, stable, simple to process, and less expensive.
A new study reveals that earthquake recurrence times exhibit self-similarity, with smaller clusters of earthquakes grouped together within larger clusters. This critical phenomenon may improve risk estimation by showing a clear statistical dependence between earthquakes.
Researchers use intense beam of polarized electrons to study proton structure, discovering strange quarks that pop in and out of existence. The results provide a clearer picture of how protons are held together, shedding light on the strong nuclear interaction.
Researchers have discovered a way to levitate heavy objects, such as diamonds and precious metals, using a safe mixture of liquid nitrogen and oxygen. This technology has potential applications in mining and pharmaceutical industries.
University of Wisconsin-Madison materials chemist Anne Bentley discovered how suspended nickel wires can scatter light in various fluids, including molasses-like liquids. The phenomenon could aid in photonics and lead to the development of magneto-optical switches for storing information in tiny electronic systems.
Researchers at Texas A&M University have successfully levitated micron-sized fluids using small magnets on a postage-stamp sized chip. This innovation enables the control of tiny droplets and crystals, opening up possibilities for future research in DNA manipulation, nanotubes, and other areas.
A new microgenerator has been successfully developed by Georgia Tech researchers, capable of producing useful amounts of electricity and powering small electronic devices. The device's high-speed spinning magnet produces 1.1 watts of power, a significant advancement in microengines that could replace conventional batteries.
Researchers at Argonne National Laboratory have made significant advances in studying sandwich clusters, which display unique magnetic behaviors. The clusters' potential as molecular magnets for magnetic storage and spintronics is being explored.
Children under 3 years old are prone to swallowing foreign objects, with up to 20% needing surgical removal. Swallowing multiple magnets can lead to severe complications like obstruction, necrosis, and perforation of the intestines.
Researchers found stable ring-shaped magnetic field configurations in magnetic A-stars, White Dwarf stars, and neutron stars, supporting the 'fossil field' hypothesis. These fields can persist for hundreds of millions of years, surviving the star's life span.
The new magnet features a uniform field of 21.1 Tesla in a volume 64 times larger than typical NMR systems, allowing for a wider range of scientific experiments. Scientists can now explore new avenues in chemical and biomedical science using this unique national resource.
Researchers at LSU are working on creating superconducting microfibers that can reduce the cost of magnets in space travel, making it more efficient. The new technology has the potential to confine plasma for power generation and propulsion in spacecraft.
Scientists found that Condensin compacts DNA against a weak stretching force, but increasing the force reverses compaction. The researchers observed jumps in distance between DNA ends during compaction and decompaction.
Researchers at Purdue University have identified a radical hydrocarbon molecule with unique electron behavior, which could be used as building blocks for molecular magnets. The discovery has the potential to create non-metallic magnets that are lighter and cheaper than metal ones.
Scientists have demonstrated a type of magnetic behavior predicted over 50 years ago using a classical physics approach, bridging the gap between quantum and classical approaches. The study involves molecular magnets with special internal structures, which can produce new phenomena like Néel excitation.
A new instrument, Decisional Involvement Scale (DIS), assesses the level of involvement registered nurses have in decisions affecting their work environment and patient care. The DIS can help hospitals identify areas for improvement and implement changes to reduce staff turnover and enhance quality of care.
Scientists created a new material that exhibits fractal behavior in its magnetic field, leading to the discovery of 'fractal cluster glass'. This phenomenon could revolutionize the design of electronic devices in the future, as smaller devices may no longer behave like traditional three-dimensional objects.
A 150-ton magnet in Japan is a testbed for the 925-ton magnet needed for ITER, which aims to demonstrate nuclear fusion as an energy source. The team has made progress in understanding the magnet's performance and reducing costs.
A team of scientists discovered that self-organized spin clusters emerge from competing interactions in geometrically frustrated magnets, shedding light on natural clustering processes. This finding suggests the existence of higher-order organizing principles in nature.
The National Institute of General Medical Sciences (NIGMS) is supporting the construction of four new 900 MHz NMR magnets, the largest size available. This funding will enable researchers to study the structure and behavior of biological molecules, revealing insights into normal cellular processes and shedding light on diseases.
The world's largest and highest-performance nuclear magnetic resonance spectrometer has arrived at PNNL. This unique system will enable scientists to study basic molecular processes and make new discoveries in fields such as DNA damage, disease development, and protein interactions.
Scientists have created a 'singlet diradical' that is stable at room temperature, which has the potential to revolutionize the development of new materials for magnets, magneto-optical devices, and electrical components. This breakthrough could lead to the creation of efficient electrical conductors and non-metallic magnets.
Researchers at Stanford University used neutron scattering to study the magnetic properties of insulators with random impurities, discovering a novel model magnet. The introduction of nonmagnetic impurities disrupts long-range magnetic order, leading to unprecedented quantum fluctuations.
Scientists at Ohio State University developed a plastic material that becomes highly magnetic when exposed to blue light, but loses some magnetism with green light. The technology has potential for future applications in magneto-optical systems for writing and erasing data from computer hard drives.
Physicists at RHIC are investigating how gluons contribute to proton spin by colliding polarized protons. The experiment aims to tease apart the individual contributions of quarks and gluons to the proton's spin.
A new analytical platform has been developed to rapidly identify and characterize proteins. The system uses Fourier-Transform Mass Spectrometry and a liquid-helium cooled superconducting magnet to analyze protein data, enabling efficient processing of multiple proteins simultaneously.
A new superconducting magnet is being tested at the University of Illinois to enable precise measurements of the proton's magnetic moment and small-scale structures. The experiment, called G0, will use polarized electrons to scatter off liquid hydrogen and deuterium targets in the magnet.
INEEL researchers discovered a way to make rare earth magnets more powerful and durable by tweaking their formula. By adding extra elements, they improved the temperature resistance and magnetic field strength of the magnets.
Fox Chase Cancer Center has become the nation's first cancer specialty hospital to receive Magnet Nursing Services Recognition Award. The award recognizes its commitment to delivering high-quality patient care through a work environment that rewards professional nursing.
A 150-ton magnet has passed its initial operating test in Japan, producing a magnetic field of 13 Tesla and storing 640 megajoules of energy. The successful test demonstrates superconducting performance parameters and manufacturing methods for larger magnets planned for the International Thermonuclear Experimental Reactor (ITER).
New single-molecule magnets have been discovered by Indiana University researchers, offering a promising solution for increasing the density of digital information in hard drives and other devices. The breakthrough could enable storage densities up to 30 terabits per square centimeter, surpassing current bests.
Miller's work enables magnets to be made at relatively low temperatures, reducing energy requirements and costs. His development of molecule-based magnets has the potential to integrate manufacture with device production, introducing new properties and applications.
Researchers at Cornell University have developed nanomagnets that can store data, with the potential to gather up to 100 times more information in the same space as present-day magnetic data disks. The devices are tiny bar magnets as small as 25 nanometers long and require new physics to make a system work.
A US team, led by MIT, has completed a 40-ton magnet that will be used to test the world's most powerful pulsed superconducting magnet. The combined magnet weighs over 150 tons and is part of an international collaboration to demonstrate nuclear fusion as an energy source.
Neurosurgeons successfully tested a new magnetic surgery system on the world's first human patient, allowing for precise navigation of surgical tools through the brain. The innovative technology has far-reaching potential for various applications, including implanting electrodes, repairing aneurysms, and delivering targeted treatments.
Researchers John Toner and Yuhai Tu develop a theory explaining how birds move as a single unit despite frequent misjudgments and limited visibility. By making analogies to physics phenomena like magnet alignment and fluid flow, they provide insights into other animal collectives and even auto traffic flow.
Weizmann Institute scientists have created a new class of magnetic materials made of clusters of inorganic molecules, opening up research possibilities for the microelectronics industry. The new magnets display an unusual combination of properties that make them suitable for miniaturization and potential industrial applications.
The installation of the final Main Injector magnet marks a major milestone for Fermilab, which will greatly increase high-energy particle collisions and reveal new physics insights. The new accelerator triples the scientific capability of the world's most powerful particle accelerator.
Using magnetic tweezers, scientists can move DNA molecules in three dimensions, opening up possibilities for non-invasive surgical tools and targeted medicine delivery. The device works by using electromagnetic fields to manipulate iron oxide-coated beads attached to the DNA molecule, allowing precise control over movement.
Physicists at Boston University have successfully developed a high-temperature superconductor lead that can carry massive amounts of electrical power without transmitting heat. The lead's potential applications are vast, including electromagnetic boats and elevators.
Researchers at Penn State University have developed a method to recover fossil iron meteorites from coal using tramp iron magnets. The method involves examining magnetic materials pulled out of coal by these electromagnets, which could potentially yield up to 5 pounds of iron meteorites per year.