Various Experiments in Laser Interferometry
10
Various Experiments in Laser Interferometry Ben Gallup Lab Partner: Mike Del Zio 3-13-2003 2.671 Instrumentation and Measurement Dr. B. J. Hughey, Prof. D. Gossard, Prof. I. W. Hunter
description
Various Experiments in Laser Interferometry. Ben Gallup Lab Partner: Mike Del Zio 3-13-2003 2.671 Instrumentation and Measurement Dr. B. J. Hughey, Prof. D. Gossard, Prof. I. W. Hunter. General Setup. Apparatus Schematic. Index of Refraction Setup. Interference Theory. - PowerPoint PPT Presentation
Transcript of Various Experiments in Laser Interferometry
Various Experiments in Laser Interferometry
Ben GallupLab Partner: Mike Del Zio
3-13-20032.671 Instrumentation and Measurement
Dr. B. J. Hughey, Prof. D. Gossard, Prof. I. W. Hunter
General Setup
Apparatus Schematic
Index of Refraction Setup
Interference Theory• Constructive Interference
• Destructive Interference
+ =
+ =
Index of Refraction Data
Fit Slope = 3.4495
= n/n-1
ncalulated = 1.4802
naccepted = 1.51
%error = 6.62%
Thermal Expansion Setup
Thermal Expansion Data
Fit slope = 1.201e-6 m/oC
α = slope/L
L = 50.8e-3 m
αexperimental = 2.36e-5/oC
αaccepted = 2.40e-5/oC
%error = 1.67%
Laser Microphone Setup
Laser Microphone Data