Skip to main content

This link is exclusively for students and staff members within this organisation.

Unauthorised use will lead to account termination.

Previous

Lasers

Next

The web

Measuring cells with light

Figure 1 Red blood cells.
Fotolia

Ideas about momentum explain how refraction of photons gives rise to a force, and how a bead in an optical trap experiences a force like that of a spring. The forces can be applied to cells, yielding information about their mechanical properties.

This article is about current research that might change the way you think about physics. There are two surprises, and I give them away right now:

Your organisation does not have access to this article.

Sign up today to give your students the edge they need to achieve their best grades with subject expertise

Subscribe

Previous

Lasers

Next

The web

Related articles: