Near-infrared spectroscopy, or fNIRS, offers a way to monitor brain activity without surgery or radiation by tracking changes in blood flow and oxygenation. Light sources placed on the scalp send near ...

Abstract: Particle image velocimetry is a widely-used experimental technique for measuring fluid flow, but accurate flow field estimation from particle images remains challenging. Traditional methods, ...

Optical components are becoming a critical chokepoint in AI infrastructure, as the data-center buildout drives strong demand for more efficient data-transfer methods The AI data-center buildout is ...

Please provide your email address to receive an email when new articles are posted on . Stress MRI improves diagnosis of chest pain in patients with angina and nonobstructive CAD. Functional testing ...

This study aimed to determine if stress cardiac MRI testing (a heart scan that measures blood flow with magnetic resonance imaging) could help improve diagnosis and treatment for people with suspected ...

Introduction: Severe aortic regurgitation (AR) is characterized by significant retrograde blood flow in the aorta and remains difficult to quantitively evaluate by echocardiography. By providing ...

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 ...

Measuring blood flow in the brain is critical for responding to a range of neurological problems, including stroke, traumatic brain injury (TBI) and vascular dementia. But existing techniques, ...

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 ...

Founded in 2003, California-based eyewear retailer Zenni Optical offers more than 4,000 glasses and sunglasses designs, along with a range of lenses tailored to meet specialized needs. While some ...

A new type of hollow optical fibre promises to boost the amount of data that can be carried in each glass strand, and to do so over longer distances. This could help to make telecommunications systems ...