Photoacoustic Imaging

Realizing that laser generated infrared light can induce vibrations in the carbon-hydrogen bonds of fatty deposits in arteries, Professor Ji-Xin Cheng at Purdue University has developed that phenomenon to emit ultrasound emissions which then can be rendered into an image showing atherosclerosis.  He also knows that different infrared wavelengths can excite other chemical bonds in nerve tissue indicating Alzheimer’s and multiple sclerosis. MORE

Image Credit:  Smart Planet.com