Overview
- Researchers from the University of Tokyo and Chuo University propose a quantum measurement protocol that links multiple detectors as a distributed sensor array.
- The approach targets very light dark-matter candidates that behave as waves, a regime where standard techniques do not reveal velocity or arrival direction.
- Analytical results in the study indicate higher sensitivity than elongated detectors or classical arrays while reducing dependence on specific interaction models.
- The method requires detector data to be captured in a quantum-mechanical fashion, with experimental realization and validation still to come.
- The work was published in Physical Review Letters in 2025 and drew new coverage in early January 2026 as the team outlined potential refinements toward mapping spatial distributions.