Diffraction
Q3-01: Helix Diffraction
Category: Q3 Genetics and Molecular Biology
Purpose:
To model the structure of a helical molecule
L7-43: Telephoto Lens Model - Point Source
Category: L7 Optical Instruments
Purpose:
A model of a telephoto lens
M2-31: HALO BY DIFFRACTION FROM SMALL PARTICLES
Category: M2 Diffraction - Circular
Purpose:
Demonstrate a halo by diffraction of light by small particles.
M2-23: MICROWAVES - FRESNEL ZONES
Category: M2 Diffraction - Circular
Purpose:
Demonstrate a zone plate using microwaves.
M2-22: MICROWAVES - DIFFRACTION BY A SPHERE
Category: M2 Diffraction - Circular
Purpose:
Demonstrate microwave diffraction be a conducting sphere.
M2-21: MICROWAVES - DIFFRACTION BY CIRCULAR APERTURE
Category: M2 Diffraction - Circular
Purpose:
Demonstrate diffraction of microwaves from a circular aperture.
M2-12: LASER DIFFRACTION - FRESNEL ZONE PLATE - FOCAL LENGTH
Category: M2 Diffraction - Circular
Purpose:
Exhibit the foci of the Fresnel zone plate corresponding to its focal lengths.
M2-11: LASER DIFFRACTION - FRESNEL ZONE PLATES
Category: M2 Diffraction - Circular
Purpose:
Demonstrate focusing by a Fresnel zone plate.
M2-05: PINHOLE AND OPAQUE DISC - FRESN AND FRAUN DIFFRAC
Category: M2 Diffraction - Circular
Purpose:
Show Fresnel and Fraunhofer diffraction from pinholes and opaque discs.
M2-04: LASER DIFFRACTION - HALO
Category: M2 Diffraction - Circular
Purpose:
Demonstrate diffraction of laser light around small spheres.
M2-03: LASER DIFFRACTION - POISSON'S BRIGHT SPOT
Category: M2 Diffraction - Circular
Purpose:
Demonstrate the Poisson (or Arago) bright spot.
M2-02: LASER DIFFRACTION - OPAQUE DISCS
Category: M2 Diffraction - Circular
Purpose:
Demonstrate laser diffraction by opaque discs.
M1-34: LASER DIFFRACTION - COMPACT DISC
Purpose:
Demonstrate interference of a laser beam by a type of grating.
M1-33: LASER DIFFFRACTION - PHONOGRAPH RECORD
Purpose:
Demonstrate interference of a laser beam by a type of grating.
M1-32: SLITFILMS AND LONG FILAMENT BULB
Purpose:
Diffraction and interference by various slits and combinations of slits.
M1-22: LASER DIFFRACTION - GRATINGS
Purpose:
Demonstrate diffraction (well, actually interference) by a grating.
M1-21: LASER DIFFRACTION - MULTIPLE SLITS
Purpose:
Show the transition from one slit to multiple slits and the diffraction grating.
M1-06: LASER DIFFRACTION - HUMAN HAIR
Purpose:
Demonstrate laser diffraction with a human hair.
M1-05: FINGERS AND SODIUM SOURCE - VARIABLE SINGLE SLIT
Purpose:
See single slit diffraction.
M1-04: LASER DIFFRACTION - WIRES
Purpose:
Show diffraction by wires of different size.
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K4-01: AC/DC GENERATOR
Demonstrate a simple AC/DC generator Read More
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K4-02 MAGNETOELECTRIC GENERATOR WITH LAMP
Demonstrate a small 110VAC magnetoelectric generator Read More
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K4-04: MAGNETOELECTRIC GENERATOR WITH AC INDICATOR BULB
Show explicitly a generator producing AC output Read More
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K4-05: MAGNETOELECTRIC GENERATOR WITH METERS AND LOADS
An AC generator with rectifier, meters and several loads Read More
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K4-06: MAGNETOELECTRIC GENERATOR WITH CAPACITOR
Demonstrate that the generator is producing electrical energy, and that the capacitor stores electrical energy Read More
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K4-07 BICYCLE GENERATOR
Demonstrates a large scale 110 VAC magnetoelectric generator
Read More
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K4-08: MAGNETOELECTRIC GENERATOR WITH INDUCTOR
Demonstrate how a magnetoelectric generator stores energy in an inductor and how that energy is returned to the generator Read More
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K4-09: BICYCLE GENERATOR - LIGHT BULBs VS CFLs
Compare brightness and power requirements of regular tungsten filament light bulbs and compact fluorescent lamps Read More
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K4-21: ST. LOUIS MOTOR
Demonstrate the structure and operation of a simple motor Read More
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K4-22: DC MOTOR
Show how a DC motor works Read More
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K4-23: AC MOTOR - SYNCHRONOUS
Demonstrate the concept of a synchronous motor Read More
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K4-24: AC/DC MOTOR
Demonstrate the construction and the operation of AC and DC motors Read More
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K4-25: DC MOTOR - HOMEMADE
Illustrate possibly the world's simplest motor Read More
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K4-41: MOTOR-GENERATOR PAIR
Demonstrate that a motor and a generator are the same Read More
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K4-51: UNIPOLAR MOTOR
Demonstrate a very simple unipolar motor Read More
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