Using their Mosquito fabrication method, the researchers created a fan-out pattern of multiple thin light paths inside a thin sheet of PDMS. This created four optical channels that could be used for ...

Airflow sensors are an essential component in a wide range of industrial, biomedical, and environmental applications. The development of compact devices with a fast response and wide measurement range ...

The photoacoustic effect has been known for more than 150 years: Gases exposed to light heat up. Pulsing the light generates ...

A manufacturer claims that its FOP-F125, shown above on a 0.02-in. needle, is the smallest fiber-optic pressure sensor yet developed. Constructed with a diameter of 125 µm, a fiber-optic pressure ...

Traumatic brain injury is a major cause of death and disability. When a patient attends an A&E or neurocritical care unit with a head injury, one of the most important parameters to assess injury ...