Nicotine, the addictive component in tobacco, and cotinine, its long-lasting biomarker found in blood, saliva, and urine, are critical indicators used in assessing smoking and second-hand smoke ...
Abstract: In this paper, an optical respiratory and heart rate non-invasive monitoring sensor is set up and proven to work well. The core part of this sensor is an optical fiber Sagnac interferometer ...
Abstract: As the global aging population increases, the prevalence of vision impairment, especially from glaucoma, is rising. Glaucoma, characterized by elevated intraocular pressure (IOP), can lead ...