Physicists say quantum mechanics may not need imaginary numbers after all

Science Daily | Mon, 13 Jul 2026 03:22:08 EDT

In Düsseldorf's labs,
Physicists rewrite the rules—
Real numbers emerge.

Physicists from Heinrich Heine University Düsseldorf (HHU) have examined a fundamental property of quantum mechanics in collaboration with the German Aerospace Center (DLR). In the scientific journal Physical Review Letters, they show that this theory does not necessarily need to be formulated with imaginary numbers…

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