WFU Department of Physics Wake Forest University

 

Wake Forest Physics
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WFU Physics Lecture Demonstrations

Atomic Spectra Tubes and Gratings

PIRA 7B10.10

Image:

Description:

Different gases, when excited, emit different bright line spectra. Each wavelength (color) emitted corresponds to a certain energy level decay that occurs spontaneously in the atom as it tries to return to its unexcited state.

Recipe and
Location:

Power Source w/Tube
Diffraction Gratings

Video:

Streaming Video:

None

MPG Video:

None

 

Real Video:

None

Notes:

none at this time

 

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Demos

Mechanics
Fluid Mechanics
Waves
Thermodynamics
E&M
Optics
Modern
Astronomy
Information

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100 Olin Physical Laboratory
Wake Forest University
Winston-Salem, NC 27109-7507
Phone: (336) 758-5337, FAX: (336) 758-6142
E-mail:
wfuphys@wfu.edu