Scientists have discovered a heterogeneous structure in the Earth's inner core, with adjacent regions of hard, soft, and liquid iron alloys. This finding challenges traditional models of the planet's magnetic field generation and provides new insights into the dynamics at the boundary between the inner and outer core.
SourceUniversity of Hawaii at Manoa·JournalPhysics of The Earth and Planetary Interiors·TypeObservational study·DateOct 5, 2021
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Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.
Researchers develop a new method to perform logic operations more efficiently and reliably using magnonics. Nanostructured antiferromagnetic wires are well-suited for this purpose, enabling quick and low-energy computation.
SourceMartin-Luther-Universität Halle-Wittenberg·Journalnpj Computational Materials·TypeComputational simulation/modeling·DateSep 27, 2021
New research from Shibaura Institute of Technology reveals that spark plasma sintering produces highly dense MgB2 bulks with improved mechanical and superconducting properties. The resulting samples exhibit superior strengths and high trapped field performance, making them suitable for space applications and electric machines.
SourceShibaura Institute of Technology·JournalMaterials Science and Engineering B·TypeExperimental study·DateSep 23, 2021
Five innovative research projects tackle fundamental questions of environmental and earth science, including the origins of Earth and life on Mars. The studies aim to advance our understanding and lead to important scientific breakthroughs.
Researchers confirm FDA recommendation that patients keep consumer electronics, such as cell phones and smart watches, six inches away from implanted medical devices. Studies found that these devices can trigger magnet mode in pacemakers and defibrillators, posing a risk to patient safety.
SourceElsevier·JournalHeart Rhythm·TypeExperimental study·DateAug 26, 2021
The discovery of two-phase superconductivity in CeRh2As2 reveals the material has the highest critical magnetic field to transition temperature ratio of any known superconductor. Researchers found a clear transition between two different order parameters as the applied field is raised, leading to unique thermodynamic properties.
SourceMax Planck Institute for Chemical Physics of Solids·JournalScience·TypeExperimental study·DateAug 26, 2021
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SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.
Researchers at Tata Institute of Fundamental Research used extreme magnetic pulses to create large-scale spin patterns, potentially useful for terahertz frequency range electronic devices. The induced spin patterns are robust and stay 'arrested' for up to ten days.
SourceTata Institute of Fundamental Research·JournalNew Journal of Physics·DateAug 24, 2021
Researchers analyzed rock samples from Eastern Scotland to measure the strength of the geomagnetic field during key time periods. They found that between 332 and 416 million years ago, the field was less than a quarter of its current strength.
SourceUniversity of Liverpool·JournalProceedings of the National Academy of Sciences·DateAug 20, 2021
Researchers have mapped significant geothermal heat beneath Thwaites Glacier in West Antarctica, revealing a new potential weak spot in the ice sheet's stability. This heat flow, estimated to be up to 150 milliwatts per square meter, could lead to easier sliding of the glacier and potentially accelerate its collapse.
SourceAlfred Wegener Institute, Helmholtz Centre for Polar and Marine Research·TypeObservational study·DateAug 18, 2021
The study reconstructs the movement of southwest Japan from the Cretaceous to the Cenozoic era using paleomagnetic analysis. The researchers found that southwest Japan experienced two clockwise rotations, indicating tectonic rotations during the Paleogene and Neogene periods.
SourceOkayama University·JournalEarth Planets and Space·TypeData/statistical analysis·DateAug 18, 2021
Researchers have solved the paradox of the mysterious polarization of the sodium D1 line, revealing that magnetic fields in the solar chromosphere are not entirely unmagnetized. The solution uses complex theoretical modeling and resolves a long-standing debate in solar physics.
SourceInstituto de Astrofísica de Canarias (IAC)·JournalPhysical Review Letters·DateAug 18, 2021
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Quantum engineers at the University of New South Wales have discovered a new technique to control millions of spin qubits, a critical step towards building a practical quantum computer. This breakthrough uses a novel component called a dielectric resonator to focus microwave power and deliver uniform magnetic fields across the chip.
SourceUniversity of New South Wales·JournalScience Advances·TypeExperimental study·DateAug 13, 2021
A team from the Russian Quantum Center developed a novel solid-state supersensitive room-temperature magnetometer capable of registering weak electrical sources in the brain. The device successfully detected alpha rhythm, a sinusoidal electric current in the back of the brain, and showed higher sensitivity than existing systems.
SourceSkolkovo Institute of Science and Technology (Skoltech)·JournalHuman Brain Mapping·TypeExperimental study·DateAug 13, 2021
Scientists have developed a paramagnetic ring that encapsulates water droplets under a magnetic field, enabling precise manipulation. The ring, made of an oil-based ferrofluid, forms spontaneously around the droplet and can be moved remotely by changing the magnetic field.
SourceUniversity of the Basque Country·JournalAdvanced Functional Materials·TypeExperimental study·DateAug 10, 2021
A new study published in Monthly Notices of the Royal Astronomical Society found that superflares on red dwarf stars occur at high latitudes, near the star's poles, which means they are not directed towards orbiting exoplanets. This reduces the danger to planetary atmospheres and habitability.
SourceUniversity of Washington·JournalMonthly Notices of the Royal Astronomical Society·TypeObservational study·DateAug 5, 2021
Researchers using ALMA data have observed gas re-accreting onto galaxies affected by ram pressure stripping, potentially slowing down their demise. This process creates unique structures resistant to ram pressure's effects, with mass and a sticky nature that holds onto material more tightly.
SourceNational Radio Astronomy Observatory·JournalThe Astrophysical Journal·TypeObservational study·DateJul 29, 2021
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Scientists at São Paulo State University discovered that compressing paramagnetic salts adiabatically can produce magnetization. The process aligns the particles' spins, resulting in a constant total entropy and magnetized system. This method has potential applications in investigating other interacting systems.
SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalScientific Reports·TypeExperimental study·DateJul 29, 2021
A team of researchers from the Flatiron Institute and Princeton University has found that the magnetic field around a black hole quickly decays when surrounded by plasma. This process, known as 'magnetic reconnection,' rapidly drains the magnetic field and could explain flares seen near supermassive black holes.
SourceSimons Foundation·JournalPhysical Review Letters·TypeComputational simulation/modeling·DateJul 27, 2021
New research reveals that magnetic fields of middle-aged stars become sub-critical, leading to reduced angular momentum losses and altered magnetic field strengths. This phenomenon breaks the relationship between a star's age and its rotation rate, allowing for a diversity of solar-stellar phenomena.
SourceRoyal Astronomical Society·JournalMonthly Notices of the Royal Astronomical Society Letters·DateJul 27, 2021
Researchers have identified a protein in bird retinas sensitive to the Earth's magnetic field, guiding migratory patterns. This discovery may lead to development of highly sensitive magnetic field sensors for navigation systems.
SourceU.S. Army Research Laboratory·JournalNature·TypeExperimental study·DateJul 26, 2021
Researchers have discovered a unique quantum physics signal known as the 'layer' Hall effect in a solid-state chip made of antiferromagnetic manganese bismuth telluride. The finding signals the presence of a sought-after topological Axion insulating state, a feature bound by quantum physics laws.
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Researchers observed signs of spin-triplet superconductivity in magic-angle trilayer graphene, which resists high magnetic fields and could improve MRI technology. This exotic material's ability to persist superconducting under strong magnetic fields has the potential to revolutionize technologies like quantum computing.
SourceMassachusetts Institute of Technology·JournalNature·DateJul 21, 2021
Researchers have made a groundbreaking discovery about the Sun's magnetic field, revealing that field lines become knotted before emerging at the visible surface. The findings provide conclusive evidence for one of two dominant theories explaining how solar activity occurs.
A Korean research team has identified the origin of bifurcated current sheets in the Earth's magnetosphere through theoretical analysis and simulations. The study reveals that these sheets naturally bifurcate during equilibration, resolving a long-standing mystery.
SourcePohang University of Science & Technology (POSTECH)·JournalNature Communications·DateJul 20, 2021
Researchers reconstructed the encounter with ATLAS's tail using combined measurements from Solar Orbiter's instruments. The model indicates that the ambient interplanetary magnetic field 'drapes' around the comet, forming a central tail region with a weaker magnetic field.
Creality K1 Max 3D Printer
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Researchers have resolved magnetic structures of different topological semimetals using advanced techniques. For PrAlGe and DySb, the study reveals a uniaxial magnetic interaction in PrAlGe with antiferromagnetism and a field-induced tricritical phenomenon in DySb.
SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalPhysical Review B·DateJul 13, 2021
Research found that MRI's static magnetic field decreases blood-brain barrier opening volume and microbubble cavitation activity, leading to reduced drug delivery efficiency. The study suggests considering the impact of the magnetic field in clinical applications of focused ultrasound for brain disease treatment.
SourceWashington University in St. Louis·JournalRadiology·DateJul 12, 2021
Researchers at Ewha Womans University have created ultra-stable single-atom magnets that can maintain their magnetic state over days. Using Scanning Tunneling Microscopy, the team achieved atomic-scale control of magnetic fields within quantum architectures.
SourceInstitute for Basic Science·JournalNature Communications·DateJul 7, 2021
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Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.
Scientists have created two types of composites based on PVDF polymers and a PVDF-based copolymer with magnetic nanoparticles, showing enhanced magnetoelectric response. The addition of barium titanate particles significantly amplifies the effect.
SourceImmanuel Kant Baltic Federal University·JournalNanomaterials·DateJul 7, 2021
Scientists found that Mercury's large iron core is linked to the early sun's strong magnetic field, which pulled metal grains inward. This discovery sheds light on the formation of rocky planets' cores and their elemental distribution.
SourceTohoku University·JournalProgress in Earth and Planetary Science·DateJul 6, 2021
Researchers developed a new magnetic memory device using antiferromagnetic materials, offering improved scalability, write speed, and security. The device's unique structure allows for simultaneous writing and reading of data, addressing key challenges in high-performance AI applications.
SourceNorthwestern University·JournalNature Communications·DateJun 22, 2021
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Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.
A team led by M. Zahid Hasan discovered a new type of ordering in electric charge in a superconducting material with a kagome lattice structure. The researchers used advanced scanning tunneling microscopy to find evidence for topological-type charge order in AV3Sb5, a previously unknown pattern of electronic charge distribution.
SourcePrinceton University·JournalNature Materials·DateJun 18, 2021
A team of UK scientists has confirmed a decades-long theoretical prediction about gamma-ray bursts. They measured the magnetic field in a far-off Gamma-Ray Burst and found it was scrambled after the ejected material crashed into, and shocked, the surrounding medium. This discovery sheds new light on these extreme cosmic blasts.
SourceUniversity of Bath·JournalMonthly Notices of the Royal Astronomical Society·DateJun 16, 2021
Researchers at Nanyang Technological University created millimetre-sized robots that can be controlled using magnetic fields to perform highly manoeuvrable manipulations. These robots improve on existing small-scale robots by optimizing their ability to move in six degrees-of-freedom, and can rotate 43 times faster than previous devices.
SourceNanyang Technological University·JournalAdvanced Materials·DateJun 14, 2021
Researchers propose comprehensive explanation of sun cycles based on planetary attractive forces, reproducing known solar activity fluctuations. However, long-term forecasts become impossible due to chaotic process in activity over thousands of years.
SourceHelmholtz-Zentrum Dresden-Rossendorf·JournalSolar Physics·DateJun 11, 2021
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A recent experiment by Prof. YAN Xingbin's group reveals that an external magnetic field can induce capacitance change in aqueous acidic and alkaline electrolytes but not in neutral electrolytes, providing insight into ion transport behavior.
SourceChinese Academy of Sciences Headquarters·JournalCell Reports Physical Science·DateJun 9, 2021
Researchers discovered a new electronic property in a specially engineered metal alloy, enabling the manipulation of heat with a magnetic 'switch'. The material, called Weyl semimetal, exhibits unusual electron behavior, generating and absorbing heat to create an energy pump.
SourceOhio State University·JournalNature Materials·DateJun 7, 2021
Researchers created a new qubit by manipulating hole spins in a germanium layer, enabling faster processing speeds and reduced magnetic field requirements. This breakthrough could lead to the development of more efficient quantum computers combining semiconductors and superconductors.
SourceInstitute of Science and Technology Austria·JournalNature Materials·DateJun 3, 2021
A new study by Chinese Academy of Sciences researchers has revealed diverse magnetic field morphologies in Solar-type star-forming cores in the Taurus B213 region. The findings contradict expectations based on theory that magnetic fields regulate star formation.
SourceChinese Academy of Sciences Headquarters·JournalThe Astrophysical Journal Letters·DateJun 1, 2021
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AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.
Researchers at the University of Bath have discovered a new mechanism that enables magnetism and superconductivity to coexist in iron-based materials. The study found that RbEuFe4As4 exhibits both properties below -258°C, which could lead to breakthroughs in green energy technologies and next-generation computer hardware.
SourceUniversity of Bath·JournalPhysical Review Letters·DateJun 1, 2021
Researchers have made a groundbreaking discovery at the center of our galaxy, revealing an X-ray thread and hinting at a previously unknown interstellar energy source. The findings provide the clearest picture yet of a pair of X-ray-emitting plumes emerging from the region near the massive black hole.
SourceUniversity of Massachusetts Amherst·JournalMonthly Notices of the Royal Astronomical Society·DateMay 27, 2021
A new panorama of the Galactic Center builds on previous surveys, expanding Chandra's high-energy view. The image features X-ray and radio emission intertwined threads, bound by magnetic fields that may have formed through magnetic reconnection. This process drives galactic-scale outflows and affects cosmic rays and interstellar medium.
SourceCenter for Astrophysics | Harvard & Smithsonian·JournalMonthly Notices of the Royal Astronomical Society·DateMay 27, 2021
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Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.
Researchers found strong antiresonance in orthoferrite materials when placed at an odd angle under high magnetic fields. This unique state allows for ultrastrong interactions between magnons, which could lead to suppressed fluctuation noise and increased sensitivity in quantum sensing applications.
SourceRice University·JournalNature Communications·DateMay 25, 2021
Researchers observed plasma jets interacting with magnetic fields in a massive galaxy cluster 600 million light years away. The findings can help clarify how such galaxy clusters evolve, providing new insights into the structure of intracluster magnetic fields.
Artificial cilia powered by a rotating magnetic field move liquids around cells or propel soft robots with unprecedented efficiency. The researchers developed microscale cilia that mimic natural wave-like movements, producing faster pumping speeds and better control over flow rates.
SourceAmerican Chemical Society·JournalACS Applied Materials & Interfaces·DateMay 19, 2021
Scientists at DGIST have discovered a novel way to control the alignment of magnetic atoms within antiferromagnetic materials using mechanical vibration and a magnetic field. This process replaces traditional heating and cooling methods, enabling more precise control over magnetic spins in spintronics devices.
SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalActa Materialia·DateMay 18, 2021
A team at the University of Michigan has developed a material that boosts magnetostriction, allowing for more energy-efficient computing devices. The material could lead to significant reductions in electricity requirements and improve magnetic sensors for medical and security devices.
SourceUniversity of Michigan·JournalNature Communications·DateMay 12, 2021
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By vaporizing metals within a magnetic field, UC Riverside engineers direct the reassembly of metal atoms into consistent shapes and surfaces. The approach enables manipulation of particle assembly, producing string-like aggregates or globular clusters with tunable properties.
SourceUniversity of California - Riverside·JournalThe Journal of Physical Chemistry Letters·DateMay 11, 2021
Chinese researchers successfully achieved a record-breaking 51.5dB non-reciprocal isolation in an atomic ensemble, surpassing the previous limit of 30dB. The new device has excellent robustness and is insensitive to external magnetic fields, opening up new possibilities for practical applications.
SourceUniversity of Science and Technology of China·JournalNature Communications·DateMay 10, 2021
A study of historical equatorial auroral records from Seoul, South Korea, suggests that the West Pacific Anomaly may be an analog to the current South Atlantic Anomaly. The record shows strong fluctuations centered around 1590 and 1720, indicating changes in regional magnetic field strength not captured by current geomagnetic models.
SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMay 10, 2021
Physicists at FAU have confirmed the long-predicted chiral Faraday effect in an experiment using nickel helices. This breakthrough provides a new piece of fundamental magneto-optical theory and has implications for astrophysics and quantum electronics.
SourceFriedrich-Alexander-Universität Erlangen-Nürnberg·JournalPhysical Review Letters·DateMay 7, 2021
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Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.
Researchers simulate conditions necessary for Saturn's unique magnetic field, indicating higher temperatures at the equatorial region and lower temperatures at high latitudes. The findings advance the effort to map Saturn's hidden regions and provide insights into the planet's formation and evolution.
SourceJohns Hopkins University·JournalAGU Advances·DateMay 5, 2021
Astronomers have developed a new tool to investigate the structure of invisible inter-cluster magnetic fields in galaxies. The technique uses jets of high-energy particles emitted from massive black holes to create detailed maps of these magnetic fields.
SourceNational Institutes of Natural Sciences·JournalNature·DateMay 5, 2021
A new method facilitates accurate analysis of magnetic field effects in complex nanostructures, enabling quantitative criteria for aromaticity. The technique sheds light on unexplained experimental results regarding magnetic shielding inside particles.
SourceUniversity of Jyväskylä - Jyväskylän yliopisto·JournalNature Communications·DateApr 30, 2021
Researchers have developed a method called 'quasi-symmetry' that can minimize the negative effects of magnetic field errors in fusion reactors, improving stability and energy confinement. This breakthrough could accelerate the development of fusion energy as a safe and limitless source of power.
SourceDOE/Princeton Plasma Physics Laboratory·JournalPhysical Review Letters·DateApr 26, 2021
Researchers used asteroseismology to measure the spin of older stars, finding they rotate faster than predicted by magnetic braking theories. The study provides new insights into the weakening effects of magnetic braking on older stars.
SourceUniversity of Birmingham·JournalNature Astronomy·DateApr 22, 2021
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Researchers have discovered an exotic new state of matter in the Kondo insulator ytterbium dodecaboride, which exhibits properties of both metals and insulators. The study used a newly developed 75-tesla duplex magnet to suppress insulating properties and measure quantum oscillations.
SourceDOE/Los Alamos National Laboratory·JournalNature Physics·DateApr 19, 2021
Researchers confirm the original findings that suggested a significant discrepancy in the muon's magnetic field from the Standard Model prediction. This discovery may indicate the presence of an undiscovered type of fundamental physics, leading to further investigation into the nature of particles and forces.
SourceCornell University·JournalPhysical Review Letters·DateApr 13, 2021
Researchers at Skoltech's Space Center have developed an algorithm to measure the geomagnetic field using CubeSats in a tetrahedral orbital formation. The system uses Kriging interpolation to predict magnetic field values, enabling improved attitude control and station-keeping systems.
SourceSkolkovo Institute of Science and Technology (Skoltech)·JournalAdvances in Space Research·DateApr 13, 2021
A team of researchers has discovered that Jupiter's polar cap is threaded with both open and closed magnetic field lines, contradicting the long-held assumption of all lines being either open or closed. This finding reveals a complex topology of Jupiter's magnetosphere, raising new questions about its interaction with the solar wind.
SourceUniversity of Alaska Fairbanks·JournalScience Advances·DateApr 9, 2021
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