Surface Plasmon Resonance and Evanescent Waves Martin Goehle, Physics Teacher, Monacan High School, Yvonne Pfluger, Physics Teacher, Cosby High School,

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Presentation transcript:

Surface Plasmon Resonance and Evanescent Waves Martin Goehle, Physics Teacher, Monacan High School, Yvonne Pfluger, Physics Teacher, Cosby High School, Jason Sterlace, Physics Teacher, J R Tucker High School 2009 MSIC Richmond, Virginia

2009 MSIC Richmond, VA Background Information

2009 MSIC Richmond, VA Wave Importance

2009 MSIC Richmond, VA Nanotechnology Objectives Size and scale Wave properties

2009 MSIC Richmond, VA Instructional Strategies Anticipatory Set 1.1 Vocabulary

2009 MSIC Richmond, VA Basic Wave Vocabulary absorption absorption amplitude amplitude boundary phenomena (absorption, diffraction, reflection, refraction) boundary phenomena (absorption, diffraction, reflection, refraction) diffraction diffraction energy energy frequency frequency incident angle incident angle interference interference normal normal period period reflected angle reflected angle refracted angle refracted angle reflection reflection refraction refraction Snell’s Law Snell’s Law wave wave wave length wave length wave speed wave speed Surface Plasmon Vocabulary Surface Plasmon Vocabulary additional boundary phenomena (evanescent wave, surface plasmon) additional boundary phenomena (evanescent wave, surface plasmon) critical angle (more advanced Snell’s Law) critical angle (more advanced Snell’s Law) evanescent wave evanescent wave fiber optics ??? (as example of how total internal reflection is used) fiber optics ??? (as example of how total internal reflection is used) laser laser surface plasmon resonance surface plasmon resonance total internal reflection total internal reflection

2009 MSIC Richmond, VA 1.2. Basic index of refraction determination type lab using the substances we will be using for the total internal reflection gelatin lab. Students have already calculated values and they can anticipate layering, etc.

2009 MSIC Richmond, VA 2. Anticipatory Set 2.1. Waves 2.2. Reflection/Refraction

2009 MSIC Richmond, VA 3. Anticipatory Set: 3.1. Refraction

2009 MSIC Richmond, VA 4. Anticipatory Demonstration: 4.1. Ripple Tank diffraction, reflection, refraction

2009 MSIC Richmond, VA 5. Demonstration: 5.1 advanced ripple tank (square) - evanescent wave/surface plasmon laser beam basics and showing total internal reflection (in water flowing through a hole, in fiber optic, clear container, etc) 5.1 advanced ripple tank (square) - evanescent wave/surface plasmon laser beam basics and showing total internal reflection (in water flowing through a hole, in fiber optic, clear container, etc)

2009 MSIC Richmond, VA Ripple Tank set-up

2009 MSIC Richmond, VA Demonstration Instructor Info: Biocore Surface Plasmon Resonance (For Instructor Background Info)

2009 MSIC Richmond, VA Practice Jell-O Activity Materials needed: Directions: Teacher makes Jell-O molds in advance. Small student groups (number of available laser pens dependent)

2009 MSIC Richmond, VA

2. Short Essay/Closure: Relate the movie, SPRi, to the Jell-O activity Watch the movie and write a well-constructed paragraph contrasting / comparing the Watch the movie and write a well-constructed paragraph contrasting / comparing the nanoscale equipment technique to the macroscale gelatin model. nanoscale equipment technique to the macroscale gelatin model.

2009 MSIC Richmond, VA SPRi Title Horiba: SPRi Surface Plasmon Resonance Imaging Systems Materials: Movie: SPRi Click on box to begin viewing movie. No sound in movie. SPRi Movie HJY.avi

2009 MSIC Richmond, VA Extension Title Detection of Surface Plasmon Resonance Materials: mon_waves/ Directions: Explore the site for great nano stuff!