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Western Michigan University

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Articles 19441 - 19470 of 19508

Full-Text Articles in Physical Sciences and Mathematics

Extensions Of The Sigma And Tau Functions, Meredith Woods Potter Jul 1968

Extensions Of The Sigma And Tau Functions, Meredith Woods Potter

Masters Theses

No abstract provided.


Mössabauer Studies Of Impurity Tin Atoms In Indium, Richard L. Smith Jun 1968

Mössabauer Studies Of Impurity Tin Atoms In Indium, Richard L. Smith

Masters Theses

No abstract provided.


Cerebrosides Of Human Aorta: Isolation And Fatty Acid Distribution, Eric Coles Jun 1968

Cerebrosides Of Human Aorta: Isolation And Fatty Acid Distribution, Eric Coles

Masters Theses

No abstract provided.


Positron Annihilation In Single Crystal Zinc At 250 Degrees Centigrade, Jon Wayne Swanson Jun 1968

Positron Annihilation In Single Crystal Zinc At 250 Degrees Centigrade, Jon Wayne Swanson

Masters Theses

No abstract provided.


Kinetics Of The Thermal Decomposition Of Acetonitrile, Thomas William Asmus Apr 1968

Kinetics Of The Thermal Decomposition Of Acetonitrile, Thomas William Asmus

Masters Theses

No abstract provided.


Angular Correlation Study Of The 105 Kev Level In Gd155, John B. Gouvas Apr 1968

Angular Correlation Study Of The 105 Kev Level In Gd155, John B. Gouvas

Masters Theses

No abstract provided.


Fluorescence Studies Of Cobalt (Iii) Complexes, Arnold T. Weibel Mar 1968

Fluorescence Studies Of Cobalt (Iii) Complexes, Arnold T. Weibel

Masters Theses

No abstract provided.


Polarization Of Compton-Scattered Gamma Rays, James G. Hudson Jan 1968

Polarization Of Compton-Scattered Gamma Rays, James G. Hudson

Honors Theses

Intermediate energy photons (approximately 0.2 mev. to 10 mev.) interact with matter of low atomic number principally through a process called the Compton effect. This process is an inelastic collision of a photon with a free electron at rest. Using the principles of conservation of energy and conservation of momentum the energy of the scattered photon can be found in terms of the incident photon energy and the angle through which it is scattered. The energy of this scattered photon is then given by E1=(EO)/(1+α(1-cos θ)) where EO is the energy of the incoming photon, …


The Dispersing Power Of Oxidized Starches On Aqueous Pigment Suspensions, Louis K. Wilhelm Jan 1968

The Dispersing Power Of Oxidized Starches On Aqueous Pigment Suspensions, Louis K. Wilhelm

Masters Theses

No abstract provided.


An Indirect Spectrophotometric Method For Expansion Of The Optimum Concentration Range, Henry David Mitchell Dec 1967

An Indirect Spectrophotometric Method For Expansion Of The Optimum Concentration Range, Henry David Mitchell

Masters Theses

No abstract provided.


The Evaluation Of Certain Serum Iron Analyses By Atomic Absorption Spectroscopy, James Allan Boersma Dec 1967

The Evaluation Of Certain Serum Iron Analyses By Atomic Absorption Spectroscopy, James Allan Boersma

Masters Theses

No abstract provided.


Pyrolysis Kinetics Of Ethyl Nitrate, Betty Meihorng Lee Nov 1967

Pyrolysis Kinetics Of Ethyl Nitrate, Betty Meihorng Lee

Masters Theses

No abstract provided.


An Investigation Of The Refractive Index Of Selected Liquids In The Ultraviolet, Robert Bruce Eaton Aug 1967

An Investigation Of The Refractive Index Of Selected Liquids In The Ultraviolet, Robert Bruce Eaton

Masters Theses

No abstract provided.


Approach To Nickel-Tin Alloy Electrodeposition And Parameters Of The Nickel Tartrate Complex, Kenley R. Lee Aug 1967

Approach To Nickel-Tin Alloy Electrodeposition And Parameters Of The Nickel Tartrate Complex, Kenley R. Lee

Masters Theses

Statement of Problem

The study of conditions required for the electrodeposition of a nickel-tin alloy from baths other than the fluoride bath and the acetate bath was undertaken. The research included the correlation of thermodynamic and kinetic properties of electrode processes fro the electrodeposition of the alloy desired.

The research also included the determination of the formula and formation constant of the nickel tartrate complex. The tartrate ion was a possible constituent in a bath for the electrodeposition of the alloy.


The Synthesis Of 3-Hydroxy-4-Imidazolidiones, Victor L. Rizzo Aug 1967

The Synthesis Of 3-Hydroxy-4-Imidazolidiones, Victor L. Rizzo

Masters Theses

No abstract provided.


The Elastic Scattering Of 1.17 Mev And 1.33 Mev Gamma Rays From Lead At 29°, Larry L. Learn Aug 1967

The Elastic Scattering Of 1.17 Mev And 1.33 Mev Gamma Rays From Lead At 29°, Larry L. Learn

Masters Theses

No abstract provided.


A Study Of Lommel Functions, Robert Glenn Mayo Aug 1967

A Study Of Lommel Functions, Robert Glenn Mayo

Masters Theses

No abstract provided.


Measurement Of Ultrasonic Absorption In Liquids By A Thermal Method, Ronald J. Tanis Aug 1967

Measurement Of Ultrasonic Absorption In Liquids By A Thermal Method, Ronald J. Tanis

Masters Theses

No abstract provided.


Preparation And Spectral Studies Of Heterocyclic Hydrazone Analogs, Michael Mcaneny Aug 1967

Preparation And Spectral Studies Of Heterocyclic Hydrazone Analogs, Michael Mcaneny

Masters Theses

No abstract provided.


A Spectral Study Of The 4-Arylamino-1,2-Naphthoquinone System, Lloyd Myles Phipps Jul 1967

A Spectral Study Of The 4-Arylamino-1,2-Naphthoquinone System, Lloyd Myles Phipps

Masters Theses

No abstract provided.


A Study Of Cotorsion Groups, Arlo D. Davis Jun 1967

A Study Of Cotorsion Groups, Arlo D. Davis

Masters Theses

No abstract provided.


Lattice Topologies, Alan A. Bishop Jun 1967

Lattice Topologies, Alan A. Bishop

Masters Theses

No abstract provided.


Metal Complexes Of 1-Substituted-3-Hidroxyueeas, James C. Dabrowiak Apr 1967

Metal Complexes Of 1-Substituted-3-Hidroxyueeas, James C. Dabrowiak

Masters Theses

No abstract provided.


Development Of A Method For Measuring Magneto-Optical Rotatory Dispersion, Donald K. Loving Apr 1967

Development Of A Method For Measuring Magneto-Optical Rotatory Dispersion, Donald K. Loving

Masters Theses

No abstract provided.


On Reduction Of Order Of A System Of Linear Nonhomogeneous Ordinary Differential Equations, Otis D. Shouse Mar 1967

On Reduction Of Order Of A System Of Linear Nonhomogeneous Ordinary Differential Equations, Otis D. Shouse

Masters Theses

No abstract provided.


The Study Of The Metal Complexes Of Alpha Aminohydroxamic Acids, Richard N. Nipe Nov 1966

The Study Of The Metal Complexes Of Alpha Aminohydroxamic Acids, Richard N. Nipe

Masters Theses

Introduction

The objectives of this investigation were to develop: 1) compounds similar to hydroxy urea, a compound known to have anti-tumor activity, 2) a method to prepare α-aminohydroxamic acids and to study the complexes of these compounds with several metal ions, 3) computer programs to determine the pK's1 of the hydroxamic acids and the stepwise stability constants2 for the ligands and several metal ions.

The values obtained for the stability constants were compared with values for the stability constants of acetohydroxamic acid and α-aminocarboxylic acids in an attempt to find which in the ligand formed bonds with the …


An Investigation Of The Surface Temperature Distribution In The Detroit Region, Allen R. Smith Aug 1966

An Investigation Of The Surface Temperature Distribution In The Detroit Region, Allen R. Smith

Masters Theses

Chapter I

Introduction

Climate and the City

Studies made of temperature in and around cities have shown the climate of the city to be anomalous in relation to its regional climate. The extent of this anomalous condition and the reasons for its occurrence vary from city to city and from season to season. So many variable factors are present in the generation or regeneration of heat within the city that no study has yet satisfactorily explained the total factors involved, or has indicated the percentage for which any one factor might be responsible. This being the case, the only objective …


Dimethyl Sulfoxide Oxidation Of Primary Alcohols, Carmen Vargas Zenarosa Aug 1966

Dimethyl Sulfoxide Oxidation Of Primary Alcohols, Carmen Vargas Zenarosa

Masters Theses

Historical

A method of selective oxidation of primary and secondary alcohols to the corresponding aldehydes and ketones has been developed recently, namely the use of dimethyl sulfoxide (DMSO) as the oxidizing agent, either alone or with dicyclohexylcarbodiimide (DCC)14, acid anhydrides1, or alkyl chloroformates10. The negatively polarized oxygen atom of the sulfoxide group in DMSO is ideally situated for a transfer to many electron-deficient substrates. The oxygen of the alcohol coordinates with the sulfur atom of DMSO through its oxygen atom; this is followed by β-elemination of dimethyl sulfide, thereby resulting in oxidation of the …


Synthesis Of A Substituted Tetrahydropyrimidopyrimidine, Jack Lee Parsons Aug 1966

Synthesis Of A Substituted Tetrahydropyrimidopyrimidine, Jack Lee Parsons

Masters Theses

Introduction

The purpose of this research was to develop a generalized synthesis of substituted tetrahydropyrimidopyrimidines. It was also of interest to prepare related compounds for the purpose of structure determination.

We were interested in tetrahydropyrimidopyrimidines as possible folic acid antagonists.


Studies On The Preparation Of Tetrasubstituted Hydrazones, William Kao Aug 1966

Studies On The Preparation Of Tetrasubstituted Hydrazones, William Kao

Masters Theses

Introduction

In a recent study of the ultraviolet spectra of substituted hydrazones, it was concluded that a sterio effect existed in tetrasubstituted hydrazones that significantly hindered complete rotation about the nitrogen-nitrogen bond. Weber16 noted that di- and tri-substituted hydrazones exhibited similar spectra with three strong absorption bands at approximately 235, 300, and 340 mu. In acid solutions, the spectra of these compounds showed a marked decrease in intensity of the long wavelength band. It has been postulated that this change was a consequence of the protonation of the non-bonding electron-pair on the amino nitrogen atom, and thus correlated the …