Researchers at Paul Scherrer Institute (PSI) have developed the world's first achromatic lens for neutron imaging. The lens overcomes a longstanding obstacle in the field: focusing neutrons of different wavelengths well enough to form a sharp, magnified image. With the lens, researchers can now...
Source: [Phys.org](https://phys.org/news/2026-07-world-neutron-lens-sharp-focus.html)