Yea, thanks for mentioning. I believe those bottles only work when the neutrons are already at very slow speeds. They exploit the strong force and the residual

Yea, thanks for mentioning. I believe those bottles only work when the neutrons are already at very slow speeds. They exploit the strong force and the residual electromagnetic "handle" neutrons have by virtue of being built from charged components (quarks), which leave them with a magnetic dipole moment.