Measuring blood flow in the brain is critical for understanding response to a range of neurological problems, including stroke, traumatic brain injury (TBI) and vascular dementia. Obtaining such ...

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 ...

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 ...

Researchers at the National Institute of Standards and Technology (NIST) have developed an optical system that accurately measures the flow of extraordinarily tiny amounts of liquids — as small as 10 ...

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