7 Modern Physics

Phosphor Glow Paper

Phosphor Glow Paper

Catalog: 
7B13.51
Location: 
File
Explore the properties of phosphorescence with this specially coated paper. Glow paper measures 8.5x11 inches.

Paddlewheel - Video

demonstration image

Paddlewheel - Video

Catalog: 
7B35.50 B
Location: 
3_1
Video Encyclopedia :The commercial Crookes' tube with a paddlewheel.

Frank-Hertz effect - Video

demonstration image

Frank-Hertz effect - Video

Catalog: 
7B30.20
Location: 
3_1
Video Encyclopedia :The curve generated by a commercial tube is shown an an oscilloscope.

Optical Analog of X-ray Diffraction

demonstration image

Optical Analog of X-ray Diffraction

Catalog: 
7A60.24
Location: 
Ga3
Two diffraction gratings are oriented at right angles and a small lecture laser projects a pattern of dots similar to x-ray diffraction.

Discharge at low pressures - Video

demonstration image

Discharge at low pressures - Video

Catalog: 
7B35.10B
Location: 
3_1
Video Encyclopedia :Pump down a long tube while applying a high voltage across the ends.

Laser Diffraction of a Helix

demonstration image

Laser Diffraction of a Helix

Catalog: 
7A60.930
Location: 
Ga3
The X-ray diffraction pattern of DNA is simulated by the difraction pattern of a laser's light on a coiled filament of a incandescent bulb.

Maltese cross - Video

demonstration image

Maltese cross - Video

Catalog: 
7B35.40B
Location: 
3_1
Video Encyclopedia :Show the shadow of a Maltese Cross in an electron discharge tube.

Diffusion Cloud Chamber - large

demonstration image

Diffusion Cloud Chamber - large

Catalog: 
7D30.60
Location: 
Ad4
Supersaturated Environments Lecture hall Cloud Chamber

Plasma tube - Video

demonstration image

Plasma tube - Video

Catalog: 
7B35.75B
Location: 
3_1
Video Encyclopedia :Bring the hand near a commercial plasma tube.

Curved Space

demonstration image

Curved Space

Catalog: 
7F20.201
Location: 
0-0
A rubber sheet represents Euclidian Space when not stretched. A dowel stretches the rubber sheet at the desired location. Balls can be rolled on the surface to show how space and time are warped. It can be shown that the shortest distance between two points is no longer a straight line.

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