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Articles 46831 - 46860 of 47965
Full-Text Articles in Entire DC Network
The Development Of Teaching Competencies At The University Of North Dakota, Kent G. Alm
The Development Of Teaching Competencies At The University Of North Dakota, Kent G. Alm
Theses and Dissertations
No abstract provided.
The Anneal Properties Of Magnetostriction In Thin Iron-Nickel Films, Gary D. Babcock
The Anneal Properties Of Magnetostriction In Thin Iron-Nickel Films, Gary D. Babcock
Theses and Dissertations
No abstract provided.
A Comparison Of Transposed Versus Non-Transposed Transmission Lines, Ordean S. Anderson
A Comparison Of Transposed Versus Non-Transposed Transmission Lines, Ordean S. Anderson
Theses and Dissertations
No abstract provided.
Directional Derivatives, Irving D. Thompson
Directional Derivatives, Irving D. Thompson
Theses and Dissertations
No abstract provided.
Mollusks From Wisconsinan (Pleistocene) Ice-Contact Sediments Of The Missouri Coteau In Central North Dakota, Samuel J. Tuthill
Mollusks From Wisconsinan (Pleistocene) Ice-Contact Sediments Of The Missouri Coteau In Central North Dakota, Samuel J. Tuthill
Theses and Dissertations
This thesis here abstracted was written under the direction of Frank D. Holland, Jr. and was approved by Wilson M. Laird and George C. Wheeler as members of the examining committee, of which Dr. Holland was Chairman.
Geologic and paleontologic evidence indicates that numerous mesotropic, temperate, water bodies were present while drift-covered bloacks of stagnant glacier ice, unplaced during Woodfordian (late Wisconsinan, Pleistocene) time, underlay the Missouri Coteau district (approximately 50 by 300 miles in extent) in central North Dakota.
Fossil mollusks, contained in sediments deposited in contact with the stagnant ice at 40 sites, are represented by 23 species …
Glacial Geology Of Western Sheridan County, North Dakota, Neil R. Sherrod
Glacial Geology Of Western Sheridan County, North Dakota, Neil R. Sherrod
Theses and Dissertations
Western Sheridan County, in central North Dakota, lies within three physiographic districts; The Missouri Coteau district, the Sheyenne River district, and the Martin subdistrict. The Missouri Coteau district is characterized by thick drift, knob and kettle topography, and non-integrated drainage. The Sheyenne River district and Martin sub-district are characterized by flat to gently rolling topography.
The surface deposits of western Sheridan County include the upper Cretaceous Hell Creek Formation, the Tertiary (Paleocene) Ludlow and Cannonball Formations, and the Burnstad and Martin Drifts of late Wisconsinan Age.
Landforms in the Missouri Coteau district include dead-ice moraine, end moraine, disintegration ridges, collapsed …
Geology Of The Unconsolidated Deposits Of Lake County, Indiana, Reuben J. Vig
Geology Of The Unconsolidated Deposits Of Lake County, Indiana, Reuben J. Vig
Theses and Dissertations
Lake County is in the extreme northwestern corner of Indiana. The county is divided into three physiographic units: (1) Calumet lake plain, (2) Valparaiso moraine, (3) Kankakee glacioflucial plain.
The Calumet lake plain was covered by glacial Lake Chicago. Beach lines show the areal extent of the various phase of the lake’s history. The Valparaiso moraine, a broad upland, trends east-west across the county. An end moraine on the north side of this upland is correlated with the Tinley moraine in Illinois. The Kankakee glaciofluvial plain, formerly marshland, slopes gently from the Valparaiso moraine to the Kankakee River.
The bedrock …
The Effects Of Exercise And Adrenergic Blockade On Sympathectomized And Normal Hind Limbs In The Dog, Donald A. Porter
The Effects Of Exercise And Adrenergic Blockade On Sympathectomized And Normal Hind Limbs In The Dog, Donald A. Porter
Theses and Dissertations
No abstract provided.
Comparisons Of Soil Moisture And Temperature Of Prairie Habitats In Eastern North Dakota, Richard K. Weddle
Comparisons Of Soil Moisture And Temperature Of Prairie Habitats In Eastern North Dakota, Richard K. Weddle
Theses and Dissertations
No abstract provided.
A Study To Determine The Feasibility Of An Office Co-Operative Work Experience Program In The Henderson Attendance Area Of The Clark County School District, Las Vegas, Nevada, Gladys M. White
Theses and Dissertations
No abstract provided.
A Study Of The Variation Of Temperature With Time In A Transistor, And Certain Resulting Effects On Transistor Performance, Larry F. Mattson
A Study Of The Variation Of Temperature With Time In A Transistor, And Certain Resulting Effects On Transistor Performance, Larry F. Mattson
Theses and Dissertations
No abstract provided.
A Parametric Study Of The Heat Transfer Characteristics Of A Moving Band Heat Exchanger, Larry Hyde Brim
A Parametric Study Of The Heat Transfer Characteristics Of A Moving Band Heat Exchanger, Larry Hyde Brim
Theses and Dissertations
In recent years much attention has been devoted to the development of efficient heat exchangers. The regenerative or moving matrix heat exchanger is one type which has been considered. Most regenerative heat exchangers use one of the conventional types of high area matrices mounted in a drum or disk in such a manner that it can be moved in a continuous cycle from a cold fluid stream to a hot fluid stream and back again. A rather different approach to the design of a regenerative heat exchanger which has been patented in this country is a set of flexible moving …
Kinetic Investigation Of The Hydrochlorination Of Olefins In Aprotic Solvents And Sulfonation Of Idobenzene And The Selectivity Relation, Thomas Glen Davies
Kinetic Investigation Of The Hydrochlorination Of Olefins In Aprotic Solvents And Sulfonation Of Idobenzene And The Selectivity Relation, Thomas Glen Davies
Theses and Dissertations
Kinetic investigation of the hydrochlorination of cyclohexene and cis-2-butene in n-heptane with SnCl4 as catalyst shows that the reaction is second order with respect to both olefin and catalyst. The specific rate constants at 25° , 0° and -23.8°C and the activation parameters were determined. Investigation of the Ga2Cl6 catalyzed hydrochlorination of cyclohexene and cis-2-butene in dichloromethane indicates that alkylation and polymerization compete with the hydrochlorination reaction in the presence of the solvent. The relative reaction rates and the isomer distribution for the sulfonation of iodobenzene by S35O3 have been determined in refluxing SO2 at -10°C. The reaction resulted in …
Sulfonation Of Chlorobenzene And The Selectivity Relation ; Bromine Addition To Cyclohexene In Dichloromethane ; Thorpe's Synthesis Of The Caged Acid, 4-Methyltricyclo[1.1.0.0[Superscript 2-4]] Butane-1,2,3-Tricarboxylic Acid, John A. Gurney
Theses and Dissertations
Aromatic sulfonation and some substitution reactions of chlorobenzene show deviations in the selectivity relation. A determination of chlorobenzene sulfonation provided the following rate ratio relative to benzene and partial rate factors: 1.0, [---] of 0.064 , mf 1.7 and pf 4. 2. Our work, Olah's nitration, Ferguson's bromination and Stock's chlorination define a new relation that can be express by adding an entropy term (A) to the selectivity relation. We determined the rate of bromine-cyclohexene addition in dichloro-methane at 0° to provide a basis for a systematic variation of solvents at low temperature. An unusual zero-order reaction was encountered. The …
Dissertation In Organic Chemistry. Part I, The Fate Of The Anilino Moiety In The Rearrangement Of Α-Anilonoketones. Part Ii, Partial Rate Factors For Sulfonation Of Bromebenzene With Sulfur Trioxide. Part Iii., Preliminary Survey On The Effect Of High Pressure On Ferrocene And Cycloöctatetraene, Jerold Carter Robertson
Theses and Dissertations
Part I. The rearrangement of α-anilinoketones was studied in an effort to determine the mode of movement of the nitrogen moiety. A crossover experiment was carried out with an equimolar mixture of 2-(4- bromoanilino)-1-(4-bromophenyl)-2-(4-methoxyphenyl) ethanone and 2-(4-chloroanilino)-1-(4-chlorophenyl) -2-(4-methoxyphenyl)ethanone with γ- picoline hydrobromide as the catalyst. The reaction product was analysed by means of a mass spectrograph. The results of the analysis indicate a crossover of the nitrogen moiety during rearrangement. This indicates that the nitrogen moiety moves in an intermolecular manner during the rearrangement. Part II. The isomer distribution from the sulfonation of bromobenzene with sulfur trioxide was determined by …
Stress Analysis Of An Infinite Cylinder With An Irregular Shaped Cavity Using Complex Variable Techniques, Gerald H. Lindsey
Stress Analysis Of An Infinite Cylinder With An Irregular Shaped Cavity Using Complex Variable Techniques, Gerald H. Lindsey
Theses and Dissertations
The advancement of modern technology has brought with It a demand upon the engineer for more thorough analysis techniques. This has been precipitated by the advent of missiles and space-craft that do not permit regular inspections to determine causes of failure, crack propagation, design weaknesses, etc. Thus, a more complete analytical work must be performed to facilitate a foreknowledge of reaction and performance of a particular design to its environment.
A Study Of The Requirements For Safety In Pupil Transportation: Review Of Practices In The United States And A Recommended Structure For North Dakota, Quinn Brunson
Theses and Dissertations
No abstract provided.
A Follow-Up Study Of Business Education Majors Who Graduated With B. S. Degrees From The State Teachers College At Minot During The Years 1956-1961, Gayle A. Sobolik
A Follow-Up Study Of Business Education Majors Who Graduated With B. S. Degrees From The State Teachers College At Minot During The Years 1956-1961, Gayle A. Sobolik
Theses and Dissertations
No abstract provided.
The Relationship Of Pure Form And Color To Artistic Styles, Floyd D. Martin
The Relationship Of Pure Form And Color To Artistic Styles, Floyd D. Martin
Theses and Dissertations
No abstract provided.
The Aptitudes Of High School Senior Boys In Class "B" Schools Of North Dakota For Physical Education As A Profession, Vernon A. Hansen
The Aptitudes Of High School Senior Boys In Class "B" Schools Of North Dakota For Physical Education As A Profession, Vernon A. Hansen
Theses and Dissertations
No abstract provided.
A Survey To Determine Degree Of Difficulty Of Selected Problems In Teaching Beginning Typewriting Among First-Year Business Teachers, Robert D. Hanson
A Survey To Determine Degree Of Difficulty Of Selected Problems In Teaching Beginning Typewriting Among First-Year Business Teachers, Robert D. Hanson
Theses and Dissertations
No abstract provided.
The Ants Of The Native Prairie In Eastern North Dakota, Myron L. Freeman
The Ants Of The Native Prairie In Eastern North Dakota, Myron L. Freeman
Theses and Dissertations
No abstract provided.
Examiner Influences In A Group Testing Situation With Particular Reference To Examiner Bias, Jack Pflugrath
Examiner Influences In A Group Testing Situation With Particular Reference To Examiner Bias, Jack Pflugrath
Theses and Dissertations
No abstract provided.
The Taxonomic Problem Of Polycelis In The United States, Lee F. Braithwaite
The Taxonomic Problem Of Polycelis In The United States, Lee F. Braithwaite
Theses and Dissertations
During the spring of 1941, Dr. C.L. Hayward, of the Brigham Young University zoology department, while on a field trip with his ecology class found some interesting planaria.ns at a place called Stewart's Flats on Mt. Timpanogos, Utah County, Utah. A fellow teacher, Dr. D. E. Beck, sent live specimens to Dr. L. H. Hyman of the American Museum of Natural History for identification. Although the specimens arrived in New York as a "putrid smelling soup,"1 the specimens, through correspondence, were thought to be Polycelis coronata (Girard), the same species Hyman collected in South Dakota during August 1929.
A Study Of The Fitness Values Derived From A Five Day Per Week Activity Compared With Like Values From A Two Day Per Week Activity, Craig H. De La Barre
A Study Of The Fitness Values Derived From A Five Day Per Week Activity Compared With Like Values From A Two Day Per Week Activity, Craig H. De La Barre
Theses and Dissertations
No abstract provided.
The Role Of Tranquilizers On Sulfalipid Metabolism, Eric A. Glende
The Role Of Tranquilizers On Sulfalipid Metabolism, Eric A. Glende
Theses and Dissertations
No abstract provided.
Conflicting Opinions In Teaching The Slow Learner In Vocational Business Education--As Revealed In The Literature, Virgil D. Gehring
Conflicting Opinions In Teaching The Slow Learner In Vocational Business Education--As Revealed In The Literature, Virgil D. Gehring
Theses and Dissertations
No abstract provided.
A Study Of The Status Of Gymnastics In The Required Physical Education Programs And Interscholastic Programs Of Minnesota Secondary Schools, Richard A. Bromley
A Study Of The Status Of Gymnastics In The Required Physical Education Programs And Interscholastic Programs Of Minnesota Secondary Schools, Richard A. Bromley
Theses and Dissertations
No abstract provided.
Aerobic Digestion Of Potato Waste, Emil Dewey Wahl
Aerobic Digestion Of Potato Waste, Emil Dewey Wahl
Theses and Dissertations
In order to assess the feasibility of aerobic digestion for the disposal of potato waste effluents, a prepared potato waste stream was processed in an activated sludge system. The waste was contacted with oxygen in an aerator, effluent from which was discharged to a settling cone of equal volume. A dilute product was discharged from the cop of the cone and a concentrated sludge stream from the bottom was recycled to the aerator.
Wastes contain 1750 and 3500 milligrams per liter of potato solids were fed at rates of 2 and 4 times the aerator volume per day, with a …
A Survey Of Employers In Selected Business Firms In Grand Forks, North Dakota, To Determine The Office Requirements For Clerical And Secretarial Workers, Raymond A. Ward
A Survey Of Employers In Selected Business Firms In Grand Forks, North Dakota, To Determine The Office Requirements For Clerical And Secretarial Workers, Raymond A. Ward
Theses and Dissertations
No abstract provided.