Atomic Spectroscopy - PHYS 205L Experiment II: Atomic...

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Experiment II: Atomic Spectroscopy DATE: ____5/5/2006 __________ Grade: NAME: ________Rabih Nayfeh __________ PARTNER’S NAME: _Marie-Josee Karam ______ SECTION: _____4 _____ INSTRUCTOR: Haybat Itani 1. Source: Incandescent Lamp Describe Spectrum: The spectrum is observed on both sides of the slit. It is a continuous spectrum resulting from the diffraction of the different components of the white light. The 7 colors observed in the spectrum (from nearest to farthest from the slit) are: violet, indigo, blue, green, yellow, orange and red. Between the first and the second order spectrum, there is a black region. 2. Source: Hydrogen Lamp Color # of Order Angle λ = (sinθ)/n)d Right of Zero Point Violet Blue-Green Red Violet Blue-Green Red 1 1 1 2 2 2 15.08º 17.08º 23.11º 32.10º 36.12º 54.08º 434.5 nm 490.5 nm 655.5 nm 443.7 nm 492.2 nm 676.2 nm Left of Zero Point Violet Blue-Green Red Violet Blue-Green Red 1 1 1 2 2 2 15.95º 16.83º 23.00º 31.90º 35.98º 52.75º 458.9 nm
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This note was uploaded on 01/06/2012 for the course PHYS 205L taught by Professor Antar,ghassan during the Spring '11 term at American University of Beirut.

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Atomic Spectroscopy - PHYS 205L Experiment II: Atomic...

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