Setup of the laser speckle contrast optical spectroscopy system used to monitor scalp and brain blood flow during temporary blockage of a major scalp artery near the temple. WASHINGTON, Oct. 21, 2025 ...

Optical properties and spectroscopy have become integral to modern biomedical applications by providing non‐invasive methods for tissue analysis, diagnostics and therapeutic guidance. Through the ...

A team of researchers from the Keck School of Medicine of USC and California Institute of Technology (Caltech) have developed a potential new way to measure a person's stroke risk that is ...

Researchers demonstrated that speckle contrast optical spectroscopy (SCOS) can be used for cuff-less blood pressure monitoring. The new system can acquire measurements from the wrist or finger.

Researchers have discovered a metallic material with the highest thermal conductivity measured among metals.

SPIE Photonics West sees the global optics and photonics community come together to present and discuss the latest industry ...

Coupling mid-infrared “idler” photons with near-infrared “signal” photons enables cheaper, smaller and more efficient machines for uses such as greenhouse gas monitoring to medical diagnostics.

Normal, physiologic, autoregulated blood flow to the brain is central to essentially all aspects of human health, and when it goes wrong, the results can be catastrophic. However, due to our thick ...

Funding is provided via the China Scholarship Council. Available to Chinese applicants only. Applicant required to start in September 2026. The studentship arrangement will cover overseas tuition fees ...

Measuring how well blood flows to the brain is crucial for understanding a wide range of neurological issues, from strokes to migraines to traumatic brain injuries. Obtaining such measurements ...