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Articles 288961 - 288990 of 303031

Full-Text Articles in Physical Sciences and Mathematics

Groundwater Levels In Nebraska, 1976, Michael J. Ellis, Darryll T. Pederson Jun 1977

Groundwater Levels In Nebraska, 1976, Michael J. Ellis, Darryll T. Pederson

Conservation and Survey Division

No abstract provided.


Ancolote Power Station Post-Operational Plankton Monitoring Program: Vol 1 Technical Discussion, Westinghouse Electric Corporation, Environmental Systems Department (Pa) Jun 1977

Ancolote Power Station Post-Operational Plankton Monitoring Program: Vol 1 Technical Discussion, Westinghouse Electric Corporation, Environmental Systems Department (Pa)

Reports

The affect of the Anclote Power Station on the plankton community was evaluated by (1) determining differences among stations, (2) comparing results from the post-operational plankton monitoring program, 93) examining any major changes in seasonal cycles from those expected of plankton communities in shallow-water, subtropical estuaries and (4) determining the frequency of occurrence and extent of temperatures known to adversely affect the copepods Acartia tonsa and Oithona spp.


Geology Newsletter- 1977, Department Of Geology May 1977

Geology Newsletter- 1977, Department Of Geology

Geological and Environmental Sciences News

Vol. 1, No . 3

  • Dear Department Alumni and Friends
  • Faculty and Staff News
  • Earth Science News
  • Geology/ Earth Science Club Activities
  • Graduate Students
  • This N' That


The Petrology And Stratigraphy Of The Portland Hills Silt, Rodney Thomas Lentz May 1977

The Petrology And Stratigraphy Of The Portland Hills Silt, Rodney Thomas Lentz

Dissertations and Theses

Topics in geology, which inevitably excite professional discussion and even tempered debate, often present challenging targets for the exploratory jabs of Master's degree candidates. The Portland Hills Silt and the controversy concerning its genesis provides just such an object.

Although the physical descriptions of the silt are generally in agreement, they remain somewhat generalized and, at present, no single definition is generally accepted. Moreover, incongruities concerning structural and textural details--notably, the presence of minor stratification and/or scattered pebbles in the silt--have resulted in considerable disagreement regarding its mode of origin.


Scs 37: Comments On The Spectral Theory Of Continuous Lattices, Oswald Wyler May 1977

Scs 37: Comments On The Spectral Theory Of Continuous Lattices, Oswald Wyler

Seminar on Continuity in Semilattices

No abstract provided.


Scs 36: Quotients Of Distributive Continuous Lattices: A Result Of S. A. Jalali, Dana S. Scott May 1977

Scs 36: Quotients Of Distributive Continuous Lattices: A Result Of S. A. Jalali, Dana S. Scott

Seminar on Continuity in Semilattices

No abstract provided.


Measurement Of The Difference Between The Dynamic Nmr And Static Susceptibilites Of Superfluid 3he-B Using An Rf-Biased Superconducting Quantum-Interference Device, Richard A. Webb May 1977

Measurement Of The Difference Between The Dynamic Nmr And Static Susceptibilites Of Superfluid 3he-B Using An Rf-Biased Superconducting Quantum-Interference Device, Richard A. Webb

Faculty Publications

The temperature-dependent susceptiblity of superfluid 3He-B has been measured both statically and via a pulse technique in a field of 309 G using an rf-biased superconducting quantum-interference device (SQUID). In the pressure range 26.5 to 18 bar, the dynamic NMR susceptiblity agrees qualitatively with the theoretical weak-coupling predictions for the Balian-Werthamer state. However, the static susceptiblity, measured using the same rf-biased SQUID and detection system, is significantly smaller thatn the dynamic susceptibility.


Light Scattering Studies Of Rotational And Vibrational Relaxations Of Acetonitrile In Carbon Tetrachloride, Scott L. Whittenburg, C. H. Wang May 1977

Light Scattering Studies Of Rotational And Vibrational Relaxations Of Acetonitrile In Carbon Tetrachloride, Scott L. Whittenburg, C. H. Wang

Chemistry and Biochemistry Faculty Publications

The rotational and vibrational relaxation times of acetonitrile–carbon tetrachloride solutions were investigated as a function of concentration, viscosity, and temperature using depolarized Rayleigh and Raman scattering. Using a Fabry‐Perot interferometer and single frequency laser source, we have shown that reliable results for the single particle orientational correlation times (τs) for CH3CN can be obtained by carrying out a concentration dependent depolarized Rayleigh scattering study. Raman scattering was shown to yield inconsistent results for τs in CH3CN. At constant viscosity, it was found that the Rayleigh scatteringrelaxation time (τRay) of CH3 …


State Effort In Controlling Oil Spills, Victor Alan Bell May 1977

State Effort In Controlling Oil Spills, Victor Alan Bell

Marine Affairs Theses and Major Papers

In light of the growing demand for imported oil, the accelerated offshore development program and the recent series of tanker incidents, many states have enacted, or plan to enact, legislation to protect their coastal lands and waters from oil pollution. The purpose of this paper is to outline present state legislation that deals with controlling oil pollution, and stating how this legislation would coexist with existing and proposed federal legislation and the International Conventions. The results of this study point to areas where state legislation would be useful and where overlapping or unnecessary legislation does exist.


Plasma Sheath Analysis By Computer Simulation, Leo J. Rahal May 1977

Plasma Sheath Analysis By Computer Simulation, Leo J. Rahal

Physics & Astronomy ETDs

The time development of a fully ionized, dense two-component plasma is investigated through the use of a one-dimensional particle simulation code. The plasma is initially composed of two distinct regions. One region is a uniform plasma in which electrons and ions are at the sane temperature and have no electric fields due to charge separ­ation. The other region contains a charge separation of electrons and ions resulting in an electric field. There also exists an electron current which produces a confining magnetic field. This is the sheath region between the neutral plasma and the confining magnetic field. The simulation occurs …


Infrared Observations Of Hii Regions And Comet West, Paul A. Heckert May 1977

Infrared Observations Of Hii Regions And Comet West, Paul A. Heckert

Physics & Astronomy ETDs

In Chapter 1, I outline the methods of making ground-based infrared observations. I concentrate on the observational procedures rather than the instrumental design. Near-infrared observations of S 156A, _S 158A, S 159A, S 162A1, S 228, and G 45. 5 + 0 .1 (#2) made with a beam size of ̴1 are used to estimate the total near infrared flux. After correcting for the line of sight extinction the near infrared luminosities are greater than the Lyman-α luminosities inferred from radio observations. A strong double peaked infrared source was discovered near the region of G 25.3-0.1. The infrared …


Local And Regional Components Of Sensible Heat Advection, T. W. Brakke May 1977

Local And Regional Components Of Sensible Heat Advection, T. W. Brakke

School of Natural Resources: Dissertations, Theses, and Student Research

No abstract provided.


Influence Of Irrigation On The Microclimate And Development Of White Mold Disease In Dry Edible Beans, L. E. Hipps May 1977

Influence Of Irrigation On The Microclimate And Development Of White Mold Disease In Dry Edible Beans, L. E. Hipps

School of Natural Resources: Dissertations, Theses, and Student Research

No abstract provided.


Local And Regional Components Of Sensible Heat Advection, T. W. Brakke May 1977

Local And Regional Components Of Sensible Heat Advection, T. W. Brakke

School of Natural Resources: Dissertations, Theses, and Student Research

No abstract provided.


Water Current, Volume 9, No. 3, May/June 1977 May 1977

Water Current, Volume 9, No. 3, May/June 1977

Water Current Newsletter

New Personnel to Join Water Resources Staff
EPA Grant Awarded
208 Planning Projects Accepted
Proposal Submitted Under Emergency Drought Act of 1977
Water Resources in Nebraska
Drought Relief Regulations Announced by Secretary Andrus
National Water Conference
Research Review: Nitrogen Source Differentiation Through Carbon Isotopes


Main Orogenic Events And Paleogeographic Evolution Of Turkey, İhsan Keti̇n May 1977

Main Orogenic Events And Paleogeographic Evolution Of Turkey, İhsan Keti̇n

Bulletin of the Mineral Research and Exploration

No abstract provided.


A New Mineral «Delafossite» Observed For The First Time In Turkey, Ahmet Çağatay, Oğuz Arda May 1977

A New Mineral «Delafossite» Observed For The First Time In Turkey, Ahmet Çağatay, Oğuz Arda

Bulletin of the Mineral Research and Exploration

No abstract provided.


Electron Microprobe Analyses Of Heazlewoodite And Millerite From The Kefdağ (Guleman-Elaziğ") Chromite, Mine, Ahmet Çağatay, Eşref Aydin May 1977

Electron Microprobe Analyses Of Heazlewoodite And Millerite From The Kefdağ (Guleman-Elaziğ") Chromite, Mine, Ahmet Çağatay, Eşref Aydin

Bulletin of the Mineral Research and Exploration

No abstract provided.


Artvi̇n-Yusufeli̇-Yukari Esendal Altinli Pi̇ri̇t-Kalkopi̇ri̇t Cevherleşmesi̇ Ve Yurdumuzda Mi̇neraloji̇k Yöntemlerle Tespi̇t Edi̇len Di̇ğer Altinli Zuhurlar, Ahmet Çağatay, Oğuz Arda May 1977

Artvi̇n-Yusufeli̇-Yukari Esendal Altinli Pi̇ri̇t-Kalkopi̇ri̇t Cevherleşmesi̇ Ve Yurdumuzda Mi̇neraloji̇k Yöntemlerle Tespi̇t Edi̇len Di̇ğer Altinli Zuhurlar, Ahmet Çağatay, Oğuz Arda

Bulletin of the Mineral Research and Exploration

No abstract provided.


Die Untersuchungen Der Deformationen Mit Rhombischer Und Monokliner Symmetrie In Den Tonkörpern, Erkan Tanyolu May 1977

Die Untersuchungen Der Deformationen Mit Rhombischer Und Monokliner Symmetrie In Den Tonkörpern, Erkan Tanyolu

Bulletin of the Mineral Research and Exploration

No abstract provided.


İstanbul-Beykoz Ci̇varinin Jeoloji̇k İncelenmesi̇, Tuncer Kodamanoğlu May 1977

İstanbul-Beykoz Ci̇varinin Jeoloji̇k İncelenmesi̇, Tuncer Kodamanoğlu

Bulletin of the Mineral Research and Exploration

No abstract provided.


Bati Anadolu'da Metamorfi̇k Seri̇lerde Rastlanan Şi̇stozi̇teye Uyumlu Görülen Bazi Pb-Zn-Cu Maden Yataklanmalari, Ramiz Özocak May 1977

Bati Anadolu'da Metamorfi̇k Seri̇lerde Rastlanan Şi̇stozi̇teye Uyumlu Görülen Bazi Pb-Zn-Cu Maden Yataklanmalari, Ramiz Özocak

Bulletin of the Mineral Research and Exploration

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X Işinlari Flüoresans Spektrometresi̇nde İç Standart Kullanilarak Yapilan Baryum, Stronsi̇yum Ve Demi̇r Ni̇cel Anali̇zleri̇, Ercan Alparslan, Taner Saltoğlu, Tanıl Akyüz May 1977

X Işinlari Flüoresans Spektrometresi̇nde İç Standart Kullanilarak Yapilan Baryum, Stronsi̇yum Ve Demi̇r Ni̇cel Anali̇zleri̇, Ercan Alparslan, Taner Saltoğlu, Tanıl Akyüz

Bulletin of the Mineral Research and Exploration

No abstract provided.


Ofi̇yoli̇tli̇ Çamlibel (Yildizeli̇) Bölgesi̇ni̇n Strati̇grafi̇ Ve Petrografi̇si̇, Yusuf Tatar May 1977

Ofi̇yoli̇tli̇ Çamlibel (Yildizeli̇) Bölgesi̇ni̇n Strati̇grafi̇ Ve Petrografi̇si̇, Yusuf Tatar

Bulletin of the Mineral Research and Exploration

No abstract provided.


A Late-Tertiary Conifer-Hardwood Forest From The Vicinity Of Güvem Village. Near Kizilcahamam, Ankara, Baki Kasapligi̇l May 1977

A Late-Tertiary Conifer-Hardwood Forest From The Vicinity Of Güvem Village. Near Kizilcahamam, Ankara, Baki Kasapligi̇l

Bulletin of the Mineral Research and Exploration

No abstract provided.


Ankara Ci̇varinda Genç Paleozoyi̇ki̇n Kulm Fli̇ş Formasyonu, A. Suat Erk May 1977

Ankara Ci̇varinda Genç Paleozoyi̇ki̇n Kulm Fli̇ş Formasyonu, A. Suat Erk

Bulletin of the Mineral Research and Exploration

No abstract provided.


Climatic Implications Of Barbados Coral Growth, Richard E. Dodge, Karl K. Turekian, J. Rimas Vaisnys May 1977

Climatic Implications Of Barbados Coral Growth, Richard E. Dodge, Karl K. Turekian, J. Rimas Vaisnys

Marine & Environmental Sciences Faculty Proceedings, Presentations, Speeches, Lectures

Results from a coral growth band analysis utilizing samples of M. annularis from the Recent Barbados reef and from three fossil raised reefs (Barbados I, II, and III dated at 82,000, 105,000, and 125,000 yrs. B.P.) indicate that in the Barbados II collection both average band width and variability were lower than in the other samples. We suggest the climate during formation of the 105,000 yrs. B.P. reef was significantly different than that of the present.


Light Scattering Studies Of Rotational And Vibrational Relaxations Of Acetonitrile In Carbon Tetrachloride, Scott Whittenburg May 1977

Light Scattering Studies Of Rotational And Vibrational Relaxations Of Acetonitrile In Carbon Tetrachloride, Scott Whittenburg

Chemistry Faculty Publications

The rotational and vibrational relaxation times of acetonitrile-carbon tetrachloride solutions were investigated as a function of concentration. viscosity, and temperature using depolarized Rayleigh and Raman scattering. Using a Fabry-Perot interferometer and single frequency laser source, we have shown that reliable results for the single particle orientational correlation times (T,) for -CH3CN can be obtained by carrying out a concentration dependent depolarized Rayleigh scattering study. Raman scattering was shown to yield inconsistent results for T. in CH3CN. At constant viscosity, it was found that the Rayleigh scattering relaxation time (TRay) of CH3CN in CCI. does not change with CH3CN concentration, indicating …


The Impacts Of Agriculture And Pastoralism On Wildlife In The Sudan, Fraser Tong Kuotwel May 1977

The Impacts Of Agriculture And Pastoralism On Wildlife In The Sudan, Fraser Tong Kuotwel

All Graduate Plan B and other Reports, Spring 1920 to Spring 2023

This report describes the effects of agriculture and pastoralism on wildlife resources in the Sudan. For centuries people in the western and southern Sudan have been earning their living through shifting cultivation and pastoralism. Being one of the agrarian countries of Africa, the Sudan is rapidly undergoing a transition from shifting cultivation to mechanized farming, in order to provide enough food for its rapidly growing human population, and to supply other Arab countries with the surplus. Mechanized farming and water associated development projects have great impact on wildlife resources, ranging from the destruction of wildlife habitat to the isolation of …


Growth-Form-Analysis And Paleoecology Of The Corals Of The Lower Mississippian Lodgepole Formation, Bear River Range, North-Central Utah, Judith M. Miller May 1977

Growth-Form-Analysis And Paleoecology Of The Corals Of The Lower Mississippian Lodgepole Formation, Bear River Range, North-Central Utah, Judith M. Miller

All Graduate Theses and Dissertations, Spring 1920 to Summer 2023

The Mississippian (Kinderhookian-Osagean) Lodgepole Formation contains a diverse fossil assemblage. Taxa present include brachiopods, crinoids, gastropods, cephalopods, trilobites and corals. Corals and associated fauna were collected from four localities within the Bear River Range. These are, from north to south, Beirdneau Hollow, Spring Hollow, Leatham Hollow and Porcupine Dam. The well-preserved tabulate and rugose (compound and solitary) corals exhibit a high degree of morphologic variability. The colonial corals of the Lodgepole Formation (particularly Lithostrotionella, Syringopora) exhibit a morphologic gradient from platy to hemispherical forms. The six morphologic categories of colonial corals discussed in this study are identified by mean …