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Beyond 0 and 1: Ferrotoroidic material can store four magnetic states

Phys · · 1171 words · By Institut Laue-Langevin
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What to know about Beyond 0 and 1: Ferrotoroidic material can store four magnetic states

Researchers have identified a magnetoelectric crystal capable of stabilizing four distinct magnetic states, which could potentially be used for quaternary data storage. The study, published in Nature Communications, utilized neutron scattering experiments to demonstrate that these states can be controlled and remain stable without continuous power.

Propaganda risk 0%
Claims checked 14
Techniques found 0
Topics 0

Coverage spectrum

Coverage gap: Low Left coverage
Left0%
Center75%
Right25%

4 sources compared across this story cluster. This is an eFinder estimate from indexed source coverage, not an editorial rating.

What happened

Beyond 0 and 1: Ferrotoroidic material can store four magnetic states Stephanie Baum Scientific Editor Robert Egan Associate Editor Today's computers store information using only two values: 0 and 1.

Why it matters

But as electronic devices become smaller and reach their limits, scientists are searching for new ways to pack more information into the same space.

Common ground

In some materials, atoms behave like tiny magnets that can arrange themselves in different patterns.

Perspective signals

No major persuasion pattern has been attached yet, so the source, headline, and evidence should carry most of the weight for readers.

Researchers have identified a magnetoelectric crystal capable of stabilizing four distinct magnetic states, which could potentially be used for quaternary data storage. The study, published in Nature Communications, utilized neutron scattering experiments to demonstrate that these states can be controlled and remain stable without continuous power.

open_in_new Read the original article: https://phys.org/news/2026-05-ferrotoroidic-material-magnetic-states.html

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0%
Propaganda Score
confidence: 100%
Low risk. This article shows minimal use of propaganda techniques.

fact_checkClaims Checked

eFinder analyzed this article and checked 14 claims against available evidence, cross-references, web search, and Wikipedia. Here is what the fact-checking layer found.

check_circle Corroborated 6
schedule Pending 4
verified Verified By Reference 3
info Single Source 1
schedule
Claim 1: “the material studied here operates at very low temperatures (below –200 °C)”
PENDING
This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.
verified
Claim 2: “spintronics, an emerging field that exploits the magnetic properties of electrons in addition to their electric charge to encode information.”
VERIFIED BY REFERENCE
Wikipedia and academic reviews define spintronics as the field exploiting the intrinsic spin of the electron, in addition to its charge, to encode information.
travel_explore
web search NEUTRAL — Spintronics fundamentally differs from traditional electronics in that, in addition to charge state, electron spins are used as a further degree of freedom, with implications in the efficiency of data…
https://en.m.wikipedia.org/wiki/Spintronics
travel_explore
web search NEUTRAL — Spintronics is a new game where players (ages 8 to adult) build mechanical circuits to solve puzzles. Feel the pull of voltage and see the flow of current. Electronics is abstract, but Spintronics mak…
https://upperstory.com/en/spintronics
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web search NEUTRAL — Sep 1, 2020 · Spintronics is one of the emerging fields for the next-generation nanoelectronic devices to reduce their power consumption and to increase their memory and processing capabilities.
https://www.sciencedirect.com/science/article/pii/S030488532…
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Claim 3: “Using neutron experiments at the Institut Laue-Langevin, the scientists were able to observe each of the four magnetic states”
CORROBORATED
The ILL news source explicitly confirms that scientists used neutron experiments at the Institut Laue-Langevin to observe the four magnetic states in LiNi0.8Fe0.2PO4.
travel_explore
web search NEUTRAL — The Institut Laue–Langevin (ILL) is an internationally-financed scientific facility, situated on the Polygone Scientifique in Grenoble, France. It is one of the world centres for research using neutro…
https://en.wikipedia.org/wiki/Institut_Laue–Langevin
travel_explore
web search NEUTRAL — Using neutron experiments at the Institut Laue-Langevin, the scientists were able to observe each of the four magnetic states that were created by applying electric and magnetic fields.Detecting four …
https://www.ill.eu/en/about-the-ill/news-and-events/news/bey…
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web search NEUTRAL — ILL - Institut Laue Langevin.A neutron diffraction experiment down to the unprecedented low temperatures of 160 mK simultaneously at a pressure of 20 GPa (nearly 200 000 times the atmospheric pressure…
https://www.linkedin.com/pulse/powerful-tool-explore-new-mag…
verified
Claim 4: “Today's computers store information using only two values: 0 and 1.”
VERIFIED BY REFERENCE
Wikipedia and multiple web sources confirm that binary (0 and 1) is the primary system used by computers to store and process information.
travel_explore
web search NEUTRAL — A binary number is a number expressed in the base-2 numeral system or binary numeral system, a method for representing numbers that uses only two symbols for the natural numbers: typically 0 (zero) an…
https://en.wikipedia.org/wiki/Binary_number
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web search NEUTRAL — We only use binary(1,0) because we currently do not have the technology to create "switches" that can reliably hold more than two possible states. (Quantum computers aren't exactly on sale at the mome…
https://cs.stackexchange.com/questions/27656/why-do-computer…
travel_explore
web search NEUTRAL — Binary is still the primary language for computers and is used with electronics and computer hardware for the following reasons. It is a simple and elegant design. Binary's 0 and 1 method quickly dete…
https://www.computerhope.com/jargon/b/binary.htm
info
Claim 5: “In this material, the tiny atomic magnets organize themselves in a particular pattern where neighboring magnets point in opposite directions, a type of magnetic order known as antiferromagnetism.”
SINGLE SOURCE
While the material LiNi0.8Fe0.2PO4 is confirmed to be studied by the ILL, the specific description of its antiferromagnetic pattern in this context is not independently corroborated by the provided search results beyond the implication of the study's nature.
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Claim 6: “They showed that these states can be controlled using electric and magnetic fields and remain stable once created.”
CORROBORATED
The ILL news source specifically states that the four magnetic states were 'created by applying electric and magnetic fields', confirming the control mechanism.
travel_explore
web search NEUTRAL — Mathematically, the electromagnetic field is a pair of vector fields consisting of one vector for the electric field and one for the magnetic field at each point in space. The vectors may change over …
https://en.wikipedia.org/wiki/Electromagnetic_field
travel_explore
web search NEUTRAL — Gauss’s theorem for the magnetic field. Consider a uniform magnetic field with magnetic induction . Select the area S, which permeate the field lines vector angularly α. The flow of the magnetic induc…
https://www.bog5.in.ua/lection/magnetism_lect/lect4_magn_eng…
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web search NEUTRAL — Hint: The ratio of the magnitudes of electric and magnetic fields equals the speed of light in free space.Study material.
https://www.vedantu.com/question-answer/the-relation-between…
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Claim 7: “Some magnetoelectric materials also display a less familiar type of order, known as toroidic order. In these materials, the atomic magnets form a vortex-like pattern, creating what is called a toroidic moment.”
CORROBORATED
Multiple scientific sources and papers describe toroidic order as a vortex-like arrangement of magnetic moments creating a toroidic moment.
travel_explore
web search NEUTRAL — Magnetic toroidal dipole order is an emergent class of ferroic order characterized by a vortex-like arrangement of magnetic moments.
https://www.emergentmind.com/topics/magnetic-toroidal-dipole…
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web search NEUTRAL — ordering of magnetic-vortex like structures characterized.[Show full abstract] toroidic moments in the form of magnetic vortex-like structures, examples being LiCo(PO_4)_3 and Ba_2CoGe_2O_7. In the pr…
https://www.researchgate.net/publication/275248398_Recent_Pr…
travel_explore
web search NEUTRAL — Ferrotoroidal order can be understood in terms of an ordering of magnetic-vortex like struc-tures characterized by a toroidal (dipolar) moment.We will introduce here the toroidic moment and toroidizat…
https://arxiv.org/pdf/1504.04958
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Claim 8: “researchers investigated a magnetoelectric crystal made of lithium, nickel, iron and phosphate (LiNi0.8Fe0.2PO4).”
CORROBORATED
Although the specific 'evidence' section for claim 8 was empty, the evidence for claim 4 explicitly mentions 'Detecting four magnetic states with neutrons on LiNi0.8Fe0.2PO4', confirming the material studied.
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Claim 9: “materials known as magnetoelectrics have a remarkable property: Their magnetic states can be controlled using electric fields.”
CORROBORATED
Multiple sources confirm that magnetoelectric materials link electric and magnetic properties, allowing electric fields to control magnetic states.
travel_explore
web search NEUTRAL — This connection lets researchers control magnetism using electric fields, which could pave the way for super-energy-efficient memory and computing devices. One such magnetoelectric material is the oli…
https://phys.org/news/2025-06-magnetoelectric-deflection-mag…
travel_explore
web search NEUTRAL — Magnetoelectric materials are substances where electric and magnetic properties are intrinsically linked. In essence, applying an electric field to such a material alters its magnetic state-and conver…
https://pixelburn.tech/en/magnetoelectric-materials-future-u…
travel_explore
web search NEUTRAL — By studying magnetoelectric and toroidic materials with advanced neutron techniques, scientists can explore how magnetic states emerge and how they can be controlled at the atomic scale. The work also…
https://www.ill.eu/en/about-the-ill/news-and-events/news/bey…
schedule
Claim 10: “Using a technique called spherical neutron polarimetry, scientists measure how this interaction changes the direction of the neutrons' magnetic moments.”
PENDING
This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.
schedule
Claim 11: “Navid Qureshi et al, Toroidicity as a route towards non-volatile quaternary memory in antiferromagnets, Nature Communications (2026). DOI: 10.1038/s41467-026-70767-8”
PENDING
This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.
verified
Claim 12: “Moore's law (the observation that the number of transistors, the small electronic switches that process and store information, on a microchip roughly doubles every two years).”
VERIFIED BY REFERENCE
Wikipedia and other sources explicitly define Moore's Law as the observation that the number of transistors on a microchip roughly doubles every two years.
travel_explore
web search NEUTRAL — Moore's law is the observation that the number of transistors in an integrated circuit (IC) doubles about every two years, with minimal increase in cost.[1] Despite the name, Moore's law describes an …
https://en.wikipedia.org/wiki/Moore's_law
travel_explore
web search NEUTRAL — We’ve all heard of Moore’s Law — the idea that the number of transistors on a microchip doubles roughly every two years. Now, a new kind of “Scaling Law” has emerged for AI agents. According to recent…
https://www.linkedin.com/pulse/moores-law-ai-agents-capacity…
travel_explore
web search NEUTRAL — Moore’s Law Moore’s Law is the observation that the number of transistors on a microchip doubles about every two years, leading to exponential growth in computing power. It’s not actually a law …
https://vtiya.medium.com/moores-law-a55f26f8937e
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Claim 13: “researchers have found a material in which these atomic magnets can form four different magnetic states.”
CORROBORATED
The claim is corroborated by the ILL (Institut Laue-Langevin) news source which mentions detecting four magnetic states in LiNi0.8Fe0.2PO4, and general research into materials with multiple magnetic behaviors.
travel_explore
web search NEUTRAL — Researchers have been chasing this concept since magnetism was first applied to memory technology." "A material with multiple magnetic behaviors eliminates interface issues in multilayer stacks and is…
https://www.hackster.io/news/a-material-capable-of-capturing…
travel_explore
web search NEUTRAL — In a Nature Materials study, researchers investigated the photocurrent response of a bilayer atomically thin antiferromagnet. In this material, spins are aligned within each atomic layer, while the sp…
https://phys.org/news/2026-05-bilayer-antiferromagnet-reveal…
travel_explore
web search NEUTRAL — Researchers at Cal Poly have discovered that changing magnetic fields over time can create bizarre quantum states that do not naturally exist in ordinary materials.
https://quantumnews.in/article/quantum-computing/this-magnet…
schedule
Claim 14: “At very low temperatures, the magnetic moments in this crystal can arrange themselves in four distinct patterns, each representing a different magnetic state of the material.”
PENDING
This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.
info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.