Why is Diffuse Reflectance Spectroscopy Used? One of the main techniques for evaluating the optical properties of materials is optical absorption spectroscopy, or UV-vis spectroscopy. Most absorption ...

Diffuse reflectance spectroscopy (DRS), in which the diffuse and scattered light returning from a sample can reveal details of its composition, has been widely studied as a means to measure hemoglobin ...

Light speckle fluctuations, a noninvasive proxy for cerebral blood flow index (CBFi), are quantified by diffuse correlation spectroscopy. However, this conventional technique provides marginal brain ...

In the field of clinical instrumentation and life science research, sensing and optical spectroscopy perform vital roles in a range of applications. Optical spectroscopy offers an optimal method for ...

A diffuse reflectance spectroscopy (DRS) method can quantify skin barrier function and hemoglobin concentration, thereby improving severity evaluation in psoriasis vulgaris, according to a study ...

Experimental DRS setup. (Courtesy: S Dadgar et al J. Biomed. Opt. 23 067001/CC BY 3.0). Tumour hypoxia is associated with poor clinical outcome following radiation or chemotherapy in cancer patients.

Zilia, a Quebec-based healthcare developer working towards diagnosis of diseases through optical imaging of the eye, has demonstrated a targeted spectroscopy technique for better identification of ...

Cerebral blood flow is essential for normal brain function and often perturbed in neurological disease. If one shines a ...