Physics

Physicists identify ‘octupolar’ magnetism, with implications for quantum technologies

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MagnetismQuantum materialsMultipole expansion

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Physicists have identified a new form of magnetism called "octupolar" magnetism, which is more complex than the familiar dipolar magnetism found in common magnets with north and south poles. This discovery expands our understanding of magnetic ordering in materials beyond the traditional two-pole configuration. The research represents an advancement in characterizing exotic magnetic states in quantum materials.


Understanding octupolar magnetism could have significant implications for developing next-generation quantum technologies, including quantum computers and advanced information storage systems. These more complex magnetic arrangements may enable new functionalities in quantum devices that exploit unconventional magnetic properties.


Most magnets have two poles: north and south, or positive and negative, in a familiar arrangement called a “dipole.” But researchers are increasingly uncovering more complex forms of magnetism.

Source: Physicists identify 'octupolar' magnetism, with implications for quantum technologies