News for Healthier Living

New Material Approach Could Lead to Lower-Power Devices

Scientists at Oak Ridge National Laboratory showed they can "write" ferroelectric regions into aluminum nitride by using a helium ion beam to create precise defects while keeping the crystal intact. Ferroelectric materials can store information without needing continuous power, so this could lead to more reliable, lower-energy memory made with processes already used in chip manufacturing. The defect patterning reduced the amount of voltage needed to switch the material between its two stable internal states (like 0 and 1 in digital memory) by about 40% and boosted the electromechanical response, which also benefits radio-frequency filters and resonators -- parts in wireless devices that tune and stabilize high-frequency signals.

May 7, 2026


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