nanowire

This scanning electron microscope image shows the relative thickness of typical nanowire in comparison with a strand of human hair. • SIZE: The hair is about 100 µm in diameter; the nanowire's diameter is about 100 nm. • IMAGING TOOL:...

This scanning electron microscope image shows a zinc oxide (ZnO) nanowire photodetector device grown by photolithography. Nanowires geometry and structure make them both sensitive to light and efficient low-noise signaling devices, so they are ideally suited for applications involving light—such...

This scanning electron micrograph shows a gallium nitride nanowire photodetector device with a zinc oxide core grown by e-beam lithography. The geometry and structure of nanowires make them both sensitive to light and efficient low-noise signaling devices, so they are...

This scanning electron microscope image shows a silicon nanowire resting on two silicon nitride (SiNx) membranes. Thermoelectric materials convert heat to electricity and vice versa. Most fossil-fuel-powered engines generate waste heat, so researchers are using nanotechnologies to explore ways of...

This transmission electron microscope image shows a single silicon nanowire. Thermoelectric materials convert heat to electricity and vice versa. Most fossil-fuel-powered engines generate waste heat, so researchers are using nanotechnologies to explore ways of making thermoelectric devices more efficient in...

In this optical microscope image, light can be seen passing though a silica nanowire on a silica aerogel surface. New technologies have made it possible to draw glass in long, ultra-smooth wires with uniform diameters in the nanometer range. Because...

The orientation of the nickel nanowires shown in this scanning electron microscope can be changed by altering the direction of an applied magnetic field. Nanowires are a key focus of nanotechnology research due to their potential uses in nanoscale electronic,...

This is a scanning electron microscope image of a silica nanowire on a silica aerogel surface. New technologies have made it possible to draw glass in long, ultra-smooth wires with uniform diameters in the nanometer range. Because of their extraordinary...