Difference between revisions of "PChem322 f20 w5"

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==Weds, Feb 24, 2021==
 
==Weds, Feb 24, 2021==
 
Review
 
Review
−
:- Chapter 1
+
===Chapter 1===
−
::* Blackbody Radiation, Figure 1.2 with frequency axis (Sec 1.3)
+
:* Blackbody Radiation, Figure 1.2 with frequency axis (Sec 1.3)
−
::* Photoelectric Effect, Figure 1.4 (Sec 1.4)
+
:* Photoelectric Effect, Figure 1.4 (Sec 1.4)
−
::* Particle-Wave Duality (sec 1.5/1.6 -  eq. 1.11)
+
:* Particle-Wave Duality (sec 1.5/1.6 -  eq. 1.11)
−
::* Emission Spectra/Rydberg Eq. (Sec 1.7 - eq. 1.13)
+
:* Emission Spectra/Rydberg Eq. (Sec 1.7 - eq. 1.13)
  
−
:- Chapter 2
+
===Chapter 2===
−
::* Properties of Waves (Sec 2.2)
+
:* Properties of Waves (Sec 2.2)
−
:::- Standing wave derivation (eq.  2.10)
+
::- Standing wave derivation (eq.  2.10)
−
:::- construction/destruction of waves
+
::- construction/destruction of waves
−
:::- Classical Non-Dispersive Wave Equation (eq. 2.11)
+
::- Classical Non-Dispersive Wave Equation (eq. 2.11)
−
::* Derivation of Classical Non-Dispersive Wave Equation to QM Equivalent/time-dependent Schrodinger Eq. (Sec 2.3 - eq.2.21)
+
:* Derivation of Classical Non-Dispersive Wave Equation to QM Equivalent/time-independent Schrodinger Eq. (Sec 2.3 - eq.2.21)
−
::* Basics of Operator Algebra (operator, eignefunction, eigenvalue) (Sec 2.4)
+
:* Basics of Operator Algebra (operator, eignefunction, eigenvalue) (Sec 2.4)
−
::* Orthogonal (eq. 2.31), Normalized (see ex prob 2.6), and complex conjugate. (Sec. 2.5)
+
:* Orthogonal (eq. 2.31), Normalized (see ex prob 2.6), and complex conjugate. (Sec. 2.5)
  
−
:- Chapter 3
+
===Chapter 3===
−
::* Postulate 1 - wave function fully describes particle (sec 3.1)
+
:* Postulate 1 - wave function fully describes particle (sec 3.1)
−
::* Postulate 2 - operators (sec 3.2)
+
:* Postulate 2 - operators (sec 3.2)
−
::* Postulate 3 - eignevalues (sec 3.3)
+
:* Postulate 3 - eignevalues (sec 3.3)
−
::* Postulate 4 - Expectation Value (sec 3.4)
+
:* Postulate 4 - Expectation Value (sec 3.4)
  
−
:- Chapter 4
+
===Chapter 4===
−
::*Particle in a 1D Box (Sec 4.2)
+
:*Particle in a 1D Box (Sec 4.2)
−
:::- boundary conditions
+
::- boundary conditions
−
:::- acceptable wavefunction (eq. 4.13)
+
::- acceptable wavefunction (eq. 4.13)
−
:::- normalization of wavefunction (eq. 4.15)
+
::- normalization of wavefunction (eq. 4.15)
−
:::- energy (eq. 4.17)
+
::- energy (eq. 4.17)
−
::* 2D/3D Boxes (Sec 4.3)
+
:* 2D/3D Boxes (Sec 4.3)
−
:::- 2D/3D wavefunctions
+
::- 2D/3D wavefunctions
−
:::- 2D/3D energy
+
::- 2D/3D energy
−
::*Applying Postulates (Sec 4.4)
+
:*Applying Postulates (Sec 4.4)
−
:::- Probability of finding particle in a region of box (Ex. Prob 4.3)
+
::- Probability of finding particle in a region of box (Ex. Prob 4.3)
−
:::- Expectation Value (Ex. Prob. 4.4)
+
::- Expectation Value (Ex. Prob. 4.4)
  
−
:- Chapter 5, partial (lab)
+
===Chapter 5, partial (lab)===
−
::* A "real-life" 1D PIB - conjugated diene/polyene
+
:* A "real-life" 1D PIB - conjugated diene/polyene
−
:::- wavefuunction (same as 1D box)
+
::- wavefunction (same as 1D box)
−
:::- energy levels (calculated using 1D box energy)
+
::- energy levels (calculated using 1D box energy)
−
:::- given a conjugated polyene
+
::- given a conjugated polyene
−
::::* determine molecular/box length (WebMO)
+
:::* determine molecular/box length (WebMO)
−
::::* considering the number of π-electrons, evaluate the "''n''" associated with the HOMO and LUMO.
+
:::* considering the number of π-electrons, evaluate the "''n''" associated with the HOMO and LUMO.
−
::::* predict λ<sub>max</sub> --> ''ΔE=hc/λ''.
+
:::* predict λ<sub>max</sub> --> ''ΔE=hc/λ''.
−
::::* given λ<sub>max</sub> predict molecular length (ie. box length)
+
:::* given λ<sub>max</sub> predict molecular length (ie. box length)
 +
 
 +
===Additional Skills===
 +
:'''Proficient with Excel'''
 +
::- basics of spreadsheets/graphing
 +
::- using global variable/universal constants
 +
 
 +
:'''Proficient with Igor'''
 +
::- how to "load waves"
 +
::- graphing
 +
::- layout
 +
:'''Proficient with Mathematica'''
 +
::- Plot function
 +
::- Sin function
 +
::- Manipulate function
 +
:'''Proficient with WebMO'''
 +
::-starting jobs/drawing structures/submitting jobs/viewing results
 +
:'''Proficient in operating the UV-Vis Spectrophotometer'''
 +
::- Turn on instrument
 +
::- Prepare sample
 +
::- Blank instrument
 +
::- Collect sample data
 +
::- save data (.CSV) to USB and transfer to Igor/Excel
 +
 
 +
[[Media:ACS Salary report.pdf|ACS Salaries Report 2020]]
  
 
==Thurs, Feb 25, 2021==
 
==Thurs, Feb 25, 2021==
Line 63: Line 87:
  
 
==Friday, Feb 26, 2021==
 
==Friday, Feb 26, 2021==
 +
No class

Latest revision as of 14:04, 3 March 2021

...return to Chem 322 - home

Join Zoom Meeting

Mon, Feb 22, 2021

Section 4.3 cont.

more about degeneracy...

- when ax≠ay≠az --> calculate energies
Degeneracy Excel worksheet

Section 4.4

Probability of finding particle in a certain area of a 1D box
Expectation Value problem

Weds, Feb 24, 2021

Review

Chapter 1

  • Blackbody Radiation, Figure 1.2 with frequency axis (Sec 1.3)
  • Photoelectric Effect, Figure 1.4 (Sec 1.4)
  • Particle-Wave Duality (sec 1.5/1.6 - eq. 1.11)
  • Emission Spectra/Rydberg Eq. (Sec 1.7 - eq. 1.13)

Chapter 2

  • Properties of Waves (Sec 2.2)
- Standing wave derivation (eq. 2.10)
- construction/destruction of waves
- Classical Non-Dispersive Wave Equation (eq. 2.11)
  • Derivation of Classical Non-Dispersive Wave Equation to QM Equivalent/time-independent Schrodinger Eq. (Sec 2.3 - eq.2.21)
  • Basics of Operator Algebra (operator, eignefunction, eigenvalue) (Sec 2.4)
  • Orthogonal (eq. 2.31), Normalized (see ex prob 2.6), and complex conjugate. (Sec. 2.5)

Chapter 3

  • Postulate 1 - wave function fully describes particle (sec 3.1)
  • Postulate 2 - operators (sec 3.2)
  • Postulate 3 - eignevalues (sec 3.3)
  • Postulate 4 - Expectation Value (sec 3.4)

Chapter 4

  • Particle in a 1D Box (Sec 4.2)
- boundary conditions
- acceptable wavefunction (eq. 4.13)
- normalization of wavefunction (eq. 4.15)
- energy (eq. 4.17)
  • 2D/3D Boxes (Sec 4.3)
- 2D/3D wavefunctions
- 2D/3D energy
  • Applying Postulates (Sec 4.4)
- Probability of finding particle in a region of box (Ex. Prob 4.3)
- Expectation Value (Ex. Prob. 4.4)

Chapter 5, partial (lab)

  • A "real-life" 1D PIB - conjugated diene/polyene
- wavefunction (same as 1D box)
- energy levels (calculated using 1D box energy)
- given a conjugated polyene
  • determine molecular/box length (WebMO)
  • considering the number of π-electrons, evaluate the "n" associated with the HOMO and LUMO.
  • predict λmax --> ΔE=hc/λ.
  • given λmax predict molecular length (ie. box length)

Additional Skills

Proficient with Excel
- basics of spreadsheets/graphing
- using global variable/universal constants
Proficient with Igor
- how to "load waves"
- graphing
- layout
Proficient with Mathematica
- Plot function
- Sin function
- Manipulate function
Proficient with WebMO
-starting jobs/drawing structures/submitting jobs/viewing results
Proficient in operating the UV-Vis Spectrophotometer
- Turn on instrument
- Prepare sample
- Blank instrument
- Collect sample data
- save data (.CSV) to USB and transfer to Igor/Excel

ACS Salaries Report 2020

Thurs, Feb 25, 2021

Exam 1 (Ch 1-5)

Friday, Feb 26, 2021

No class

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