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Articles 291451 - 291480 of 302480

Full-Text Articles in Physical Sciences and Mathematics

Report On Water Quality Data Evaluation And Program Design Services For The James And York Rivers In Conjunction With The "208" Planning Program For The Tidewater Region Of Virginia, Michael E. Bender, C. S. Fang, Bruce J. Neilson Jan 1974

Report On Water Quality Data Evaluation And Program Design Services For The James And York Rivers In Conjunction With The "208" Planning Program For The Tidewater Region Of Virginia, Michael E. Bender, C. S. Fang, Bruce J. Neilson

Reports

The study area considered in this report includes the following: The James River from Fort Monroe to the mouth of the Chickahominy River (statute mile 45) including the small tributaries on the north shore but not the Chickahominy; the York River from its mouth to the confluence of the Mattaponi and Pamunkey at West Point (statute mile 33.5) including the small tributaries along the south shore; and the small drainage area adjacent to Chesapeake Bay lying between the York and James basins. The two rivers included in this basin are Poquoson River and Back River.


Mechanics Of Beach Cusp Formation, Asbury H. Sallenger Jan 1974

Mechanics Of Beach Cusp Formation, Asbury H. Sallenger

Dissertations, Theses, and Masters Projects

Beach cusps are crescentic shoreline accumulations of unconsolidated sediment that are characterized by a quasi-equal longshore spacing. The processes controlling the development of the cuspate form and the spacing of cusps were investigated. Field measurements showed that the cuspate form was derived through erosion of beach ridges, The ridges oriented alongshore in the swash zone are characterized by quasi-equally spaced channels cut normal to the shoreline whose widths are much less than the channel spacing. The upwash flows up the front face of the ridge and ponds shoreward of the ridge crest. The ponded fluid returns seaward through the channels. …


Sediment Transport Processes In A Salt Marsh Drainage System, John Daniel Boon Iii Jan 1974

Sediment Transport Processes In A Salt Marsh Drainage System, John Daniel Boon Iii

Dissertations, Theses, and Masters Projects

No abstract provided.


An Experimental Study Of Habitat Selection By Juveniles Of Six Species Of Sciaenids Found In The Lower York River, Virginia, Arthur Carter Cooke Jan 1974

An Experimental Study Of Habitat Selection By Juveniles Of Six Species Of Sciaenids Found In The Lower York River, Virginia, Arthur Carter Cooke

Dissertations, Theses, and Masters Projects

No abstract provided.


The Effects Of Salinity Shocks And Low Oxygen Levels On Atpase Activity In Two Estuarine Bivalves, Marvin Ervis Hedgepeth Jan 1974

The Effects Of Salinity Shocks And Low Oxygen Levels On Atpase Activity In Two Estuarine Bivalves, Marvin Ervis Hedgepeth

Dissertations, Theses, and Masters Projects

No abstract provided.


Near Shore Influence Of A Natural Tidal Inlet, Jerome Peter Sovich Jan 1974

Near Shore Influence Of A Natural Tidal Inlet, Jerome Peter Sovich

Dissertations, Theses, and Masters Projects

No abstract provided.


The Implementation Of A Special Language Interpreter For The Control Data 3100 Computer, James Thomas Lee Jan 1974

The Implementation Of A Special Language Interpreter For The Control Data 3100 Computer, James Thomas Lee

Dissertations, Theses, and Masters Projects

No abstract provided.


Nmr Detection Of Ionized Arsenic Vacancy Production In Gallium Arsenide, Richard K. Hester Jan 1974

Nmr Detection Of Ionized Arsenic Vacancy Production In Gallium Arsenide, Richard K. Hester

Dissertations, Theses, and Masters Projects

No abstract provided.


Shoreline Situation Report Northampton County, Virginia, William D. Athearn, Gary L. Anderson, Robert J. Byrne, Carl H. Hobbs Iii, John M. Zeigler Jan 1974

Shoreline Situation Report Northampton County, Virginia, William D. Athearn, Gary L. Anderson, Robert J. Byrne, Carl H. Hobbs Iii, John M. Zeigler

Reports

No abstract provided.


Measurement Of Wind-Driven Currents In A Lagoon, W. K. Schneider, P. S. Dubbelday, T. A. Nevin Jan 1974

Measurement Of Wind-Driven Currents In A Lagoon, W. K. Schneider, P. S. Dubbelday, T. A. Nevin

Ocean Engineering and Marine Sciences Faculty Publications

Knowledge of the circulation processes and patterns of lagoonal waters is of major importance if their overall biological and physical characteristics are to be more completely understood. In addition, such circulation processes and patterns must be considered in the development of pollution controls. The Indian River actually is a lagoon since it is separated from the ocean by a narrow strip of land; it is moderately saline and has a limited number of inlets. There is visible movement of these waters; however, no evidence of defined circulation processes or patterns has been found reported in the literature.


Inventory Of Mining Operations In Nebraska, R. R. Burchett, Duane A. Eversoll Jan 1974

Inventory Of Mining Operations In Nebraska, R. R. Burchett, Duane A. Eversoll

Conservation and Survey Division

No abstract provided.


Nebraska Groundwater Level (Decline & Rise), 1974 Jan 1974

Nebraska Groundwater Level (Decline & Rise), 1974

Conservation and Survey Division

No abstract provided.


Guidebook To The 1974 Spring Field Trip Of The Nebraska Geological Society, G.R. Svoboda Jan 1974

Guidebook To The 1974 Spring Field Trip Of The Nebraska Geological Society, G.R. Svoboda

Conservation and Survey Division

No abstract provided.


Geology Tour Of Lancaster County, Nebraska, Conservation Survey Division Jan 1974

Geology Tour Of Lancaster County, Nebraska, Conservation Survey Division

Conservation and Survey Division

No abstract provided.


Total Number Of Irrigation Wells Located In Nebraska Counties As Of 1974 Jan 1974

Total Number Of Irrigation Wells Located In Nebraska Counties As Of 1974

Conservation and Survey Division

No abstract provided.


Location Of Registered Irrigation Wells In Nebraska As Of 1974 Jan 1974

Location Of Registered Irrigation Wells In Nebraska As Of 1974

Conservation and Survey Division

No abstract provided.


Spotlight On Mineral Stamps, R. R. Burchett Jan 1974

Spotlight On Mineral Stamps, R. R. Burchett

Conservation and Survey Division

No abstract provided.


Geology Tour Of Lancaster County, Nebraska Jan 1974

Geology Tour Of Lancaster County, Nebraska

Conservation and Survey Division

No abstract provided.


Cometa Kohoutek: El Espectáculo Fracasado, Aldemaro Romero Jr. Jan 1974

Cometa Kohoutek: El Espectáculo Fracasado, Aldemaro Romero Jr.

Publications and Research

No abstract provided.


Los Huracanes: Eterna, Triste Y Necesaria Actualidad, Aldemaro Romero Jr. Jan 1974

Los Huracanes: Eterna, Triste Y Necesaria Actualidad, Aldemaro Romero Jr.

Publications and Research

No abstract provided.


…Y La Junta De Energía Nuclear, Habló, Aldemaro Romero Jr. Jan 1974

…Y La Junta De Energía Nuclear, Habló, Aldemaro Romero Jr.

Publications and Research

No abstract provided.


A Mechanical Well Log Study Of The Popular Interval Of The Mississippian Madison Formation In North Dakota, C. W. Cook Jan 1974

A Mechanical Well Log Study Of The Popular Interval Of The Mississippian Madison Formation In North Dakota, C. W. Cook

Theses and Dissertations

The Poplar interval of interbedded evaporites and carbonates forms the uppermost part of the Mississippian Madison Forr.1ation in western North Dakota. A detailed mechanical well log study of the Poplar interval in North Dakota was conducted to interpret the Poplar's regional geology and to attempt to locate areas with potential for petroleum production. Limestone, dolomite, anhydrite and salt were differentiated using mechanical well logs.

The complex facies of the Madison are subdivided into para-time rock units (the Poplar interval is one) on the basis of extensive thin anhydrite beds which are considered time-parallel.

The base of the Poplar interval is …


Paleontology Of Brackish-Water Faunas In Two Tongues Of The Cannonball Formation (Paleocene, Danian), Slope And Golden Valley Counties, Southwestern North Dakota, James B. Van Alstine Jan 1974

Paleontology Of Brackish-Water Faunas In Two Tongues Of The Cannonball Formation (Paleocene, Danian), Slope And Golden Valley Counties, Southwestern North Dakota, James B. Van Alstine

Theses and Dissertations

In June and July, 1972, four stratigraphic sections were mea sured and described in Slope and Golden Valley Counties, southwestern North Dakota. Within the sections, the Cannonball and Ludlow Formations are recognized. The Cannonball consists of two tongues in the upper part of the Ludlow (perhaps equivalent to the Lebo Member), separated stratigraphically by about 30 roof Ludlow. The U tongue (upper tongue in the study area) is up to 11. 7 m thick. The L tongue (lower tongue. in the study area) is up to 3.8 m thick. The Cannonball is composed mostly of mudstones and the Ludlow consists …


Comments On 'Fluctuations In Guiding Center Plasma In Two Dimensions', George Vahala, Linda L. Vahala, David Montgomery, Glenn Joyce Jan 1974

Comments On 'Fluctuations In Guiding Center Plasma In Two Dimensions', George Vahala, Linda L. Vahala, David Montgomery, Glenn Joyce

Electrical & Computer Engineering Faculty Publications

It is stated that the principal result of the paper by Taylor and Thompson (see abstr. A14511 of 1973) on autocorrelations in density for the electrostatic guiding center plasma in two dimensions is wrong owing to an incorrect integration. It is further stated that there is no meaningful distinction between an `interaction cutoff' and a `fluctuation cutoff'.


Biostratigraphy Of The Type Yamhill Formation, Polk County, Oregon, Larry R. Gaston Jan 1974

Biostratigraphy Of The Type Yamhill Formation, Polk County, Oregon, Larry R. Gaston

Dissertations and Theses

One hundred and seventy-four species and varieties of fossil Foraminifera are recorded from thirty-eight localities in the Siletz River Volcanics, Yamhill and Nestucca Formations exposed along Mill and Gooseneck Creeks, in the Northern Coast Range of Oregon. Marginulina holmesi is described as new. The Foraminifera indicate that this sequence was deposited during late Ulatisian and Narizian time, in marine waters at bathyal or lower neritic depths, with cool surface temperatures. The Yamhill Formation can be correlated with Moody Shale member of the Toledo Formation and the Coaledo Formation of Oregon; the McIntosh and Aldwell Formations of Washington; and the upper …


A Simulator For The Ibm 3705 Communications Controller, J. William Strider Jan 1974

A Simulator For The Ibm 3705 Communications Controller, J. William Strider

Graduate Theses, Dissertations, and Problem Reports

This paper describes a computer program which was developed to simulate the IBM 3705 Communications Controller, using the IBM System/360 and System/370 computers. The architecture of the 3705 is discussed in some detail, and the structure of the simulator is described. Future enhancements to the present program are suggested, along with possible applications.


Studies On The Abdominal Musculature Of The Subterranean Mysid, Lepidomysis Longipes (Pillai And Mariamma), C. N. Nath Jan 1974

Studies On The Abdominal Musculature Of The Subterranean Mysid, Lepidomysis Longipes (Pillai And Mariamma), C. N. Nath

International Journal of Speleology

The musculature of the hypogean mysid, Lepidomysis longipes (Pillai and Mariamma) is remarkably modified. It shows the absence of many muscles and poor development of others in the abdominal region. This is correlated with the subterranean nature of the animal.


Subterranean Crustacea Decapoda Macrura Collected By Mr. L. Botosaneanu During The 1973 Cuban-Roumanian Biospeological Expedition To Cuba, L. B. Holthuis Jan 1974

Subterranean Crustacea Decapoda Macrura Collected By Mr. L. Botosaneanu During The 1973 Cuban-Roumanian Biospeological Expedition To Cuba, L. B. Holthuis

International Journal of Speleology

During the 1973 Cuban Romanian Biospeleological Expedition to Cuba 5 species of cavernicolous Decapod Crustacea were collected: the Palaemonidae Troglocubanus gibarensis Chace, T. eigenmanni (Hay) and Macrobrachium faustinum lucifugum new subspecies. The second of these species now is reported for the first time from Isla de Pinos. The third form proved to be a new subspecies of Macrobrachium faustinum (De Saussure), a freshwater shrimp which is widely distributed in the West Indies. The new subspecies is not only known from Cuba, but also material from Jamaica, Curacao and Bonaire is reported. A new locality is reported for Barbouria cubensis (Von …


A New Centromerus From Bulgarian Caves (Araneae, Linyphiidae), Christo Deltshev Jan 1974

A New Centromerus From Bulgarian Caves (Araneae, Linyphiidae), Christo Deltshev

International Journal of Speleology

A new species, Centromerus milleri, is described, which was collected in the cave “Karangil” near the town of Kardjali, Bulgaria. Centromerus milleri n. sp. belongs to the group of C. pabulator.


Pseudoscorpions Cavernicoles De La Macédoine, B. P. M. Ćurčić Jan 1974

Pseudoscorpions Cavernicoles De La Macédoine, B. P. M. Ćurčić

International Journal of Speleology

A cavernicolous pseudoscorpion of the genus Neobisium Chamberlin 1930 is living in Kalina Dupka cave in the Bistra Highland of western Macedonia. This pseudoscorpion clearly differs from the other members of the subgenus Blothrus Schiodte 1849, and belongs to the new species N. (B.) princeps, the principal features of which are described in this study. The nearest relatives of this species are N. (B.) spelaeum (Schiodte) 1849, and N. (B.) stygium Beier 1931, both from Slovenian and Croatian caves. From chelal dentition N. (B.) princeps may be considered as the most primitive element of the princeps-stygium-spelaeum series. This new …