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Unformatted text preview: O2 broken into O & O which then recombine with O2 to make O3 ozone Ozone Hole over the South Pole Created by CFCs and Freon very good at turning ozone into O2 This problem is currently stable and not really related to global warming medical technology type of wave what it senses x-rays x-rays bones emit x-rays when the stop CAT (computer aided tomography) x-rays heavy elements (bones) PET (positron emission tomography) gamma rays drink a positron emitter, positron hits an electron and emits a gamma ray and the particles are annihilated, region that doesnt work is blank, hyperactive will be bright thermography infrared new technique breast cancer MRI (magnetic resonance imaging) magnets detect wobble in the hydrogen nuclei soft tissue (lots of hydrogen) ultrasound high frequency sound waves unborn fetuses Ultrasound also use to clean things, and for sonar (bats & submarines)...
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This note was uploaded on 04/24/2010 for the course MATH 9374 taught by Professor Smith during the Spring '10 term at University of California, Berkeley.
- Spring '10