21.0 MB (409.3 KB compressed)
2433 x 3022 pixels
20.6 x 25.7 cm ⏐ 8.1 x 10.1 in (300dpi)
MONICA SCHROEDER / SCIENCE PHOTO LIBRARY MONICA SCHROEDER / SCIENCE PHOTO LIBRARY
Illustration of a neutron, a subatomic particle with no net electric charge composed of two down quarks and one up quark.
Model release not required. Property release not required.