Scientific American: Spintronics - Explores how microelectronic devices that function by using the spin of the electron are a nascent multibillion-dollar industry, and may lead to quantum microchips.
Visions: Spintronics - Looks at how new devices exploiting the spin of the electron are poised to revolutionise the electronics industry.
Magnetoelectronics (PDF) - Science's Compass review of the emerging approach to electronics.
Semiconductor Spin Electronics (PDF) - Reviews the basic principles of how spin can be employed in semiconductor electronics.