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Physical Sciences and Mathematics Commons

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Articles 1 - 7 of 7

Full-Text Articles in Physical Sciences and Mathematics

Heat And Work, The First Law Of Thermodynamics From The Boltzmann Pov, Carl W. David Dec 2018

Heat And Work, The First Law Of Thermodynamics From The Boltzmann Pov, Carl W. David

Chemistry Education Materials

The First Law of Thermodynamics is discussed in terms of the Boltzmann distribution.


Spontaneity, Carl W. David Nov 2018

Spontaneity, Carl W. David

Chemistry Education Materials

An attempt is made to better understand thermodynamic spontaneity.


The Legendre Transformation For Beginning Thermodynamics Students, Carl W. David Nov 2018

The Legendre Transformation For Beginning Thermodynamics Students, Carl W. David

Chemistry Education Materials

The Legendre Transform, as traditionally taught in introductory Physical Chemistry classes, can be better understood with some simple examples, which are discussed herein.


Infra-Red Microwave Spectra, Overtones, Degeneracy And Thermal Populations All In One Diagram, Carl W. David Aug 2018

Infra-Red Microwave Spectra, Overtones, Degeneracy And Thermal Populations All In One Diagram, Carl W. David

Chemistry Education Materials

An old drawing, which had an error in it, is re-presented (corrected) for understanding the relationships in diatomic vibrational-rotational interactions at the introductory level.


The Commutator Of The Runge Lenz Vector With Other Operators Of The H-Atoms Physics Using Maxima, Carl W. David Jul 2018

The Commutator Of The Runge Lenz Vector With Other Operators Of The H-Atoms Physics Using Maxima, Carl W. David

Chemistry Education Materials

Commutators of components of the Runge-Lenz vector and constants of the motion and ladder operators for the H-atom problem are evaluated using brute force calculus and Maxima.


Errata For Manuscript #34, Carl W. David, Jan Siroky Apr 2018

Errata For Manuscript #34, Carl W. David, Jan Siroky

Chemistry Education Materials

An error in manuscript 34 of this collection concerning the Laplacian in spherical polar coordinates is corrected.


The Van Der Waals Fluid's Liquid Vapor Coexistence Locus, Carl W. David Jan 2018

The Van Der Waals Fluid's Liquid Vapor Coexistence Locus, Carl W. David

Chemistry Education Materials

The liquid vapor coexistence locus is plotted from the analytical solution to the Maxwell construction for the van der Waals fluid.