lseinjr1

Highly innovative educational materials for chemistry, science, and mathematics written and hosted by a Ph.D. chemist (with specializations in both inorganic and physical chemistry) who is also a former assistant professor of chemistry (five years inorganic chemistry, one year analytical chemistry) and University lecturer, all in the US.

𝘐𝘧 𝘤𝘩𝘦𝘮𝘪𝘴𝘵𝘳𝘺 𝘪𝘴𝘯'𝘵 𝘧𝘶𝘯, 𝘺𝘰𝘶 𝘢𝘳𝘦𝘯'𝘵 𝘥𝘰𝘪𝘯𝘨 𝘪𝘵 𝘳𝘪𝘨𝘩𝘵 :)

New! Beginning January 2019, videos on pop culture, literature, and social science by Sarajane, plus even more chemistry!

Hot Space Sara
Hot Space Sara
Formal charges of isocyanate and fulminate ion
Formal charges of isocyanate and fulminate ion
Activation of the carbonyl group by protonation: introduction
Activation of the carbonyl group by protonation: introduction
CFC's and ozone depletion: a theoretical analysis of some one- and two-carbon CFC's
CFC's and ozone depletion: a theoretical analysis of some one- and two-carbon CFC's
Introduction to chlorofluorocarbons (CFC)
Introduction to chlorofluorocarbons (CFC)
Kinetics: Relaxation time for reaction A + B ↔ Z
Kinetics: Relaxation time for reaction A + B ↔ Z
Introduction to the stochastic modeling of chemical reactions
Introduction to the stochastic modeling of chemical reactions
PAni: cross-linking of aniline oligomers with divalent transition metal ions
PAni: cross-linking of aniline oligomers with divalent transition metal ions
Oligo- and poly- aniline basics
Oligo- and poly- aniline basics
Formal correspondence between two commutator problems in QM
Formal correspondence between two commutator problems in QM
Wavefunctions illustrated: Bloch functions for a 2-D square lattice
Wavefunctions illustrated: Bloch functions for a 2-D square lattice
Wavefunctions illustrated: Bloch functions in a 1-D lattice
Wavefunctions illustrated: Bloch functions in a 1-D lattice
Protein poetry collection number 01
Protein poetry collection number 01
Kinetics: color-coded derivation of integrated rate law and half-life for zeroeth order reaction
Kinetics: color-coded derivation of integrated rate law and half-life for zeroeth order reaction
Excel: graphing the alpha values for a triprotic acid (eg., H₃PO₄)
Excel: graphing the alpha values for a triprotic acid (eg., H₃PO₄)
Quantum oscillator probabilities with classical turning points wavefunctions illustrated
Quantum oscillator probabilities with classical turning points wavefunctions illustrated
Derivation of classical turning points for a quantum harmonic oscillator, and units (revised)
Derivation of classical turning points for a quantum harmonic oscillator, and units (revised)
Radial part of sigma bonding orbitals wavefunctions illustrated
Radial part of sigma bonding orbitals wavefunctions illustrated
Alpha values of EDTA species as a function of pH
Alpha values of EDTA species as a function of pH
A scheme to encode English sentences in DNA
A scheme to encode English sentences in DNA
Excel: graphing the quantum harmonic oscillator eigenfunctions, part 2
Excel: graphing the quantum harmonic oscillator eigenfunctions, part 2
Excel: graphing the quantum harmonic oscillator eigenfunctions, part 1
Excel: graphing the quantum harmonic oscillator eigenfunctions, part 1
Excel: построение графика волновых функций двумерного жесткого ротора, часть 2
Excel: построение графика волновых функций двумерного жесткого ротора, часть 2
Excel: Graphing the rigid rotor 2D wavefunctions, part 1
Excel: Graphing the rigid rotor 2D wavefunctions, part 1
Excel: graphing the 2D particle in a box problem
Excel: graphing the 2D particle in a box problem
Excel: graphing the 1D particle in a box wavefunctions
Excel: graphing the 1D particle in a box wavefunctions
Kim method: derivation of the sigma orbitals of benzene
Kim method: derivation of the sigma orbitals of benzene
Kim method: derivation of sigma orbitals of methane
Kim method: derivation of sigma orbitals of methane
Kim method: derivation of the pi system of cyclooctatetraene dianion by the Correspondence Theorem
Kim method: derivation of the pi system of cyclooctatetraene dianion by the Correspondence Theorem
Kim method: derivation of pi orbitals of cyclobutadiene
Kim method: derivation of pi orbitals of cyclobutadiene