Negative resistance contribution of a domain-wall structure in a constricted geometry.

Positive domain-wall magnetoresistance of ferromagnetic point contacts.

Role of boundary conditions and dimensions on the micromagnetics of a cobalt point contact.

Micromagnetics and magnetoresistance of a permalloy point contact.

Giant magnetoresistance of Co/Au multilayer point contacts.

Giant magnetoresistance of magnetic multilayer point contacts.

Nanoconstriction microscopy of the giant magnetoresistance in cobalt/copper spin valves.