1 PHYS 342 Modern Physics Project Discussion II Today's Projects for Discussion: a) Atomic Structure and Optical Spectrum of Alkaline Atoms b) Atomic Structure and Optical Spectrum of Alkaline Earth Atoms c) Atomic Structure and Optical Spectrum of IIIB Atoms d) Atomic Structure and Optical Spectrum of Lanthanide Series e)Atomic Structure and Optical Spectrum of Some Transition Elements Basic Requirements of Projects Grading Method Quality of Slides Physics Contents Presentation Skills Presentation (Points given by your classmates) 10 20 20 Quality of Writing Quality of Physics Range of Contents Report (Points given by me) 10 20 10 Attendance of Presentation (decided by your grading work for presentations ) 10 TOTAL 100 The projects that have been chosen so far include 30 people, 11 teams 1. Stevie Bastin, Stjepan Kraljic, Zack Rowe, Quantization of gravity: Gravitational wave/gravitons 2. Lifu Wang, Weiyuan Deng, and Yufeng Zhang, Modern Experiment to Test Special Relativity 3.Uladzimir Kasacheuski, Jonathan Brown, and Vishal Patel, interview researchers at IUPUI 4. Zongying Xu, Zheng Huang , and Jiani Xie, Blackbody Radiation 5. Chuanyi Chen, Zihao Fu, and Lingbin Meng, Introduction to General Relativity 6. Hongkun Zhu, Guiming Chen, and Jiawen Wang, First gravitational wave observation 7. Aaron, Joseph, and Will, atomic physics explanation of the helium laser 8. Daulton Eaton, Robert McKay, and Guy Wiss, Monte Carlo Simulation Method for the Schrodinger equation 9. Tianyang Wu, Neutrino 10. Josiah Alstott, Thomas Freestone, and Ross Wallgren , Atomic clock 11. Chase Howard and Alex Canner, Gravitational lensing Atomic Structure and Spectrum
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PHYS 342 Modern Physics Project Discussion II
Today's Projects for Discussion:
a) Atomic Structure and Optical Spectrum of Alkaline Atomsb) Atomic Structure and Optical Spectrum of Alkaline Earth Atomsc) Atomic Structure and Optical Spectrum of IIIB Atomsd) Atomic Structure and Optical Spectrum of Lanthanide Seriese)Atomic Structure and Optical Spectrum of Some Transition Elements
Basic Requirements of Projects
Grading Method Quality of Slides
Physics Contents
Presentation Skills
Presentation(Points given by your classmates)
10 20 20
Quality of Writing
Quality of Physics
Range of Contents
Report (Points given by me) 10 20 10
Attendance of Presentation (decided by your grading work for presentations )
10
TOTAL 100
The projects that have been chosen so far include 30 people, 11 teams
1. Stevie Bastin, Stjepan Kraljic, Zack Rowe, Quantization of gravity: Gravitational wave/gravitons
2. Lifu Wang, Weiyuan Deng, and Yufeng Zhang, Modern Experiment to Test Special Relativity
3.Uladzimir Kasacheuski, Jonathan Brown, and Vishal Patel, interview researchers at IUPUI4. Zongying Xu, Zheng Huang , and Jiani Xie, Blackbody Radiation5. Chuanyi Chen, Zihao Fu, and Lingbin Meng, Introduction to General Relativity6. Hongkun Zhu, Guiming Chen, and Jiawen Wang, First gravitational wave observation7. Aaron, Joseph, and Will, atomic physics explanation of the helium laser 8. Daulton Eaton, Robert McKay, and Guy Wiss, Monte Carlo Simulation Method for the
Schrodinger equation9. Tianyang Wu, Neutrino10. Josiah Alstott, Thomas Freestone, and Ross Wallgren , Atomic clock11. Chase Howard and Alex Canner, Gravitational lensing
Atomic Structure and Spectrum
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Emission Spectrum of Hydrogen
1 nm = 1 x 10-9 m = “a billionth of a meter”410 nm 434 nm 486 nm 656 nm
Continuous and Line Spectra
4000 Ao
5000 6000 7000
light
Na
H
Ca
Hg
400 450 500 550 600 650 700 750 nm
Visiblespectrum
(nm)
Flame Emission Spectra
Photographs of flame tests of burning wooden splints soaked in different salts.
methane gas wooden splint strontium ioncopper ionsodium ion calcium ion
a) Atomic Structure and Optical Spectrum of Alkaline Atoms(Li, Na, K, Rb, Cs, Fr)
b) Atomic Structure and Optical Spectrum of Alkaline Earth Atomsc) Atomic Structure and Optical Spectrum of IIIB Atomsd) Atomic Structure and Optical Spectrum of Lanthanide Seriese)Atomic Structure and Optical Spectrum of Transition Elements
7Li Atomic Structure
Electron configuration [He] 2s1: 2 (1s2) , 1 (2s1)
What is the ground and excited states for (2s1) electron?
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Two Methods to Represent Atomic StatesNow we have seven quantum numbers for a certain atomic state.
( n, l , ml, s , ms, j, mj )energy Level
orbitalAM
z‐orbitalAM
spinAM
z‐spinAM
totalAM
z‐totalAM
0 , 1 , 2 , 3
energy Level
orbitalAM
z‐orbitalAM
spinAM
z‐spinAM
totalAM
z‐totalAM
# 0 , 1 , 2 , 3
# 2 2 1
Li Energy Level and Spectrum
wavelengths in the range of 350nm – 1000 nm
Ground state of the outermost electron shell (2s1):
2 / 2 /
2 /
Projects for Discussion
Today's Projects for Discussion:
a) Atomic Structure and Optical Spectrum of Alkaline Atoms
b) Atomic Structure and Optical Spectrum of Alkaline Earth Atoms(Mg, Ca, Sr, Ba, Ra)
c) Atomic Structure and Optical Spectrum of IIIB Atomsd) Atomic Structure and Optical Spectrum of Lanthanide Seriese)Atomic Structure and Optical Spectrum of Some Transition Elements
88Sr Atomic Structure
Electron configuration [Kr] 5s2: 2, 8, 18, 8, 2
What is the ground and excited states for (5s2) electrons?Note: now you have two electrons in the the outermost electron shell.
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88Sr Energy Level and Spectrum
wavelengths in the range of 350 nm – 1000 nm
Projects for Discussion
Today's Projects for Discussion:
a) Atomic Structure and Optical Spectrum of Alkaline Atomsb) Atomic Structure and Optical Spectrum of Alkaline Earth Atoms
c) Atomic Structure and Optical Spectrum of IIIB Atoms(Al, Ca, In)
d) Atomic Structure and Optical Spectrum of Lanthanide Seriese)Atomic Structure and Optical Spectrum of Some Transition Elements
a) Atomic Structure and Optical Spectrum of Alkaline Atomsb) Atomic Structure and Optical Spectrum of Alkaline Earth Atomsc) Atomic Structure and Optical Spectrum of IIIB Atomsd) Atomic Structure and Optical Spectrum of Lanthanide Series
(Eu, Dy, Yb)
e)Atomic Structure and Optical Spectrum of Some Transition Elements
a) Atomic Structure and Optical Spectrum of Alkaline Atomsb) Atomic Structure and Optical Spectrum of Alkaline Earth Atomsc) Atomic Structure and Optical Spectrum of IIIB Atomsd) Atomic Structure and Optical Spectrum of Lanthanide Seriese)Atomic Structure and Optical Spectrum of Some Transition Elements(Cr, Fe, Ag)
Projects: You choose one category from the above list and write a short report to explain the atomic structure and the optical spectrum of the atoms in that category. You need to include the following contents:
(a) Show the atomic structure and explain ground states of the outermost electron shell.(b) Show at least five lowest energy levels.(c) Find all optical transition lines between 350 nm and 1000 nm) associated to the ground state. You must cite the sources of your information (handbook, journal, articles etc.)
Useful Information can be found in NIST website:http://www.nist.gov/pml/data/asd.cfm
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Nearly Unobservable Particle——Neutrino
First Time Postulated: Wolfgang Pauli in 1930Detection: Beta Capture Proposed by Wang Ganchang in 1942First Detected in 1956Mass of Neutrino: Predicted Massless by Standard Model, However the Phenomenon of Neutrino Oscillation Require it to Have MassType of Neutrino:(1) Electron Neutrino(2) Muon Neutrino(3) Tau NeutrinoRelated Issues:(1) Neutrino Oscillation(2) Solar Neutrino Problem(3) Supernova Neutrino
Objectives of Our Project
(1) The Detection of the mass of Neutrino(2) The Measurement of the speed of Neutrino(3) The Measurement of the size of Neutrino(4) The Prediction of the Properties and Reaction of
Neutrino(5) The Observation of the Neutrino Oscillation
Current Teams
* You must email your team member and title information to [email protected] before Apr.15 to secure a presentation time slot.
