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The dynamics of change in the urban structure of three Puerto Rican cities, 1960-1970
A dominating theme in current comparative community research is the investigation of changes in the urban structure of developing nations. The central concern is to determine if changes occurring in cities of developing countries are similar in nature to those experienced by cities in presently developed nations, particularly the United States.
Date:
December 1978
Creator:
Richard, Terry Louis
Object Type:
Thesis or Dissertation
System:
The UNT Digital Library
A Comparison of Thailand's Relations with the United States and China, 1965-1975
This thesis compares Thailand',s relations with the United States and China from 196541975, The realist as-sumes that the structure of power in the internationall system determines overall relations between states' First, this study describes the power situation in southeast Asia in 1965, The next steps are concerned with the study of Thai-U, S. relations and Thai-Chinese relations, The thesis finds that Thailand's relations with the United States and China are determined by the structure of power. When a major power like the United States changes its policies to accommodate China, Thailand, which is a small country, turns to be more friendly with China, These attitudes correlate with the realist assumption,.
Date:
August 1978
Creator:
Charoenratha, Benjavan
Object Type:
Thesis or Dissertation
System:
The UNT Digital Library
Division of Environmental Control Technology program, 1977
Environmental engineering programs are reviewed for the following technologies; coal; petroleum and gas; oil shale; solar; geothermal and energy conservation; nuclear energy; and decontamination and decommissioning. Separate abstracts were prepared for each technology. (MHR)
Date:
June 1, 1978
Creator:
unknown
Object Type:
Report
System:
The UNT Digital Library
Stephenville Empire-Tribune (Stephenville, Tex.), Vol. 110, No. 34, Ed. 1 Friday, September 22, 1978
Daily newspaper from Stephenville, Texas that includes local, state, and national news along with advertising.
Date:
September 22, 1978
Creator:
Downs, Bob
Object Type:
Newspaper
System:
The Portal to Texas History
The Chickasha Daily Express (Chickasha, Okla.), Vol. 86, No. 37, Ed. 1 Thursday, April 20, 1978
Daily newspaper from Chickasha, Oklahoma that includes local, state, and national news along with advertising.
Date:
April 20, 1978
Creator:
Drew, Charles C.
Object Type:
Newspaper
System:
The Gateway to Oklahoma History
Federal programs of assistance to American Indians
This report presents Federal programs of assistance to American Indians to benefit Indian tribes and individuals.
Date:
May 18, 1978
Creator:
Jones, Richard S.
Object Type:
Report
System:
The UNT Digital Library
Study of the role of complete fusion in the reaction of /sup 48/Ca and /sup 56/Fe with cerium and terbium. [Cross sections, yield curves, tables]
/sup 48/Ca and /sup 56/Fe beams from the Super HILAC accelerator were used to irradiate thick metal foils of cerium and terbium. Product gamma ray activities were detected offline and individual products were identified by half-life, gamma ray energy and gamma ray abundances. The production cross sections were iteratively fit to charge and mass dispersions to allow correction for parent decay and calculation of mass yields. From the mass yield curves contributions from quasielastic transfer, deep inelastic transfer and complete fusion reaction mechanisms were interred. Complete fusion was made up on contributions from both evaporation residue and fusion-fission products for the /sup 48/Ca induced reactions. However, only fusion-fission products were detected in the /sup 56/Fe induced reactions. Critical angular momenta for fusion were found to be 82 +- 8 h for /sup 48/Ca + /sup 159/Tb and 34 +- 5 h for /sup 56/Fe + /sup 140/Ce, which can be compared with 53 +- 8 h for /sup 12/C + /sup 197/Au (Natowitz, 1970) and 86 +- 5 h for /sup 40/Ar + /sup 165/Ho (Hanappe, 1973). All of these reactions lead to essentially the same compound nucleus and seem to show the dramatic decline in complete fusion for heavy …
Date:
May 1, 1978
Creator:
Morrissey, D.J.
Object Type:
Report
System:
The UNT Digital Library
Limnology of Laguna Tortuguero, Puerto Rico
Abstract: The principal chemical, physical and biological characteristics, as well as the hydrology of Laguna Tortuguero, Puerto Rico, were studied from 1974-75. The lagoon, with and area of 2.24 square kilometers and a volume of about 2.68 million cubic meters, contains about 5 percent of seawater. Drainage through a canal on the north side averages 0.64 cubic meters per second per day, flushing the lagoon about 7.5 times per year. Chloride and sodium are the principal ions in the water, ranging from 300 to 700 mg/L and 150 to 400 mg/L, respectively. Among the nutrients, nitrogen averages about 1.7 milligrams per liter, exceeding phosphorus in a weight ratio of 170:1. About 10 percent of the nitrogen and 40 percent of the phosphorus entering the lagoon is retained. The bottom sediments, with a volume of about 4.5 million cubic meters, average 0.8 and 0.014 percent nitrogen and phosphorus, respectively.
Date:
March 1978
Creator:
Quiñones-Márquez, Ferdinand & Fusté, Luis A.
Object Type:
Report
System:
The UNT Digital Library
The Oklahoma Eagle (Tulsa, Okla.), Vol. 60, No. 28, Ed. 1 Monday, December 11, 1978
Semiweekly newspaper from Tulsa, Oklahoma that includes local, state, and national news along with advertising.
Date:
December 11, 1978
Creator:
Goodwin, Robert K.; Jeffrey, Charles, Jr. & Breed, David M.
Object Type:
Newspaper
System:
The Gateway to Oklahoma History
The Oklahoma Daily (Norman, Okla.), Vol. 64, No. 114, Ed. 1 Saturday, February 25, 1978
Student newspaper of the University of Oklahoma in Norman, Oklahoma that includes national, local, and campus news along with advertising.
Date:
February 25, 1978
Creator:
Singleterry, Wayne
Object Type:
Newspaper
System:
The Gateway to Oklahoma History
FCC Reports, Second Series, Volume 58, March 12, 1976 to May 7, 1976
Biweekly, comprehensive compilation of decisions, reports, public notices, and other documents of the U.S. Federal Communications Commission.
Date:
1978
Creator:
United States. Federal Communications Commission.
Object Type:
Report
System:
The UNT Digital Library
State-of-the-art survey of joinability of materials for OTEC heat exchangers
Literature and industrial sources were surveyed to assess, on the basis of apparent economics and reliability, the joinability of both shell-and-tube and compact ocean thermal energy conversion (OTEC) heat exchangers. A no-leak requirement is mandatory to prevent mixing seawater and the ammonia working fluid. The operating temperature range considered is 7 to 28/sup 0/C (45 to 82/sup 0/F). Materials evaluated were aluminum, titanium, copper--nickel, AL-6X austenitic stainless steel, singly and in combination with steel and concrete. Many types of welding and brazing processes, roller expansion, magnaforming, O-ring sealing, and adhesive bonding were considered. The automatic gas tungsten-arc welding process and explosion welding processes are the only two joining processes that now appear to offer the high reliability required of no-leak shell-and-tube heat exchangers. Of these two processes, the gas tungsten-arc welding process appears to be the more economically attractive.
Date:
December 1, 1978
Creator:
Beaver, R. J.
Object Type:
Report
System:
The UNT Digital Library
Intercom, Volume 11, Number 7, February 1978
Monthly newsletter published in February 1978 for employees of the Tandy Corporation Radio Shack Division containing work-related information, updates about employees, and other news.
Date:
February 1978
Creator:
Tandy Corporation. Radio Shack Division.
Object Type:
Journal/Magazine/Newsletter
System:
The UNT Digital Library
The Lasso, Yearbook of Howard Payne University, 1978
Yearbook for Howard Payne University in Brownwood, Texas includes photos of and information about the university, student body, professors, and organizations.
Date:
1978
Creator:
Howard Payne University
Object Type:
Yearbook
System:
The Portal to Texas History
The Perry Daily Journal (Perry, Okla.), Vol. 85, No. 246, Ed. 1 Friday, November 17, 1978
Daily newspaper from Perry, Oklahoma that includes local, state, and national news along with advertising.
Date:
November 17, 1978
Creator:
Watson, Milo W.
Object Type:
Newspaper
System:
The Gateway to Oklahoma History
The Chickasha Daily Express (Chickasha, Okla.), Vol. 86, No. 61, Ed. 1 Thursday, May 18, 1978
Daily newspaper from Chickasha, Oklahoma that includes local, state, and national news along with advertising.
Date:
May 18, 1978
Creator:
Drew, Charles C.
Object Type:
Newspaper
System:
The Gateway to Oklahoma History
The Chickasha Daily Express (Chickasha, Okla.), Vol. 86, No. 68, Ed. 1 Friday, May 26, 1978
Daily newspaper from Chickasha, Oklahoma that includes local, state, and national news along with advertising.
Date:
May 26, 1978
Creator:
Drew, Charles C.
Object Type:
Newspaper
System:
The Gateway to Oklahoma History
Proceedings of the ocean thermal energy conversion (OTEC) biofouling and corrosion symposium
Separate abstracts were prepared for 39 of the 40 papers presented. One paper was previously included in the data base. (WHK)
Date:
August 1, 1978
Creator:
Gray, R. H.
Object Type:
Article
System:
The UNT Digital Library
Discriminant analysis of some east Tennessee forest herb niches. Environmental Sciences Division Publication No. 752
The purpose of this study was to evaluate the effectiveness of using discriminant analysis in assessing plant niches. As a component of research by the Environmental Research Park Project at Oak Ridge, Tennessee, five sites were inventoried for herbaceous species. From this inventory, four sympatric species of Galium and seventeen co-occurring herbaceous species were selected for discriminant analysis. The four species of Galium were treated as two data sets: one was composed of information collected at one site (a mesic hardwood area) and the other contained data from two cedar sites of shallow soil over limestone bedrock. The seventeen herbaceous species all occurred in the mesic hardwood area.
Date:
March 1, 1978
Creator:
Mann, L.K.; Shugart, H.H. & Kitchings, J.T.
Object Type:
Report
System:
The UNT Digital Library
Fifth ocean thermal energy conversion conference. Volume 1. Sections I-III
Separate abstracts were prepared for the 33 papers presented. (WHK)
Date:
September 1, 1978
Creator:
Lavi, A. & Veziroglu, T.N. (eds.)
Object Type:
Article
System:
The UNT Digital Library
The Baytown Sun (Baytown, Tex.), Vol. 56, No. 170, Ed. 1 Wednesday, April 26, 1978
Daily newspaper from Baytown, Texas that includes local, state, and national news along with advertising.
Date:
April 26, 1978
Creator:
Brown, Leon
Object Type:
Newspaper
System:
The Portal to Texas History
The Baytown Sun (Baytown, Tex.), Vol. 57, No. 026, Ed. 1 Wednesday, November 8, 1978
Daily newspaper from Baytown, Texas that includes local, state, and national news along with advertising.
Date:
November 8, 1978
Creator:
Brown, Leon
Object Type:
Newspaper
System:
The Portal to Texas History
The Perry Daily Journal (Perry, Okla.), Vol. 85, No. 85, Ed. 1 Friday, May 12, 1978
Daily newspaper from Perry, Oklahoma that includes local, state, and national news along with advertising.
Date:
May 12, 1978
Creator:
Watson, Milo W.
Object Type:
Newspaper
System:
The Gateway to Oklahoma History
The Chickasha Daily Express (Chickasha, Okla.), Vol. 86, No. 217, Ed. 1 Sunday, November 19, 1978
Daily newspaper from Chickasha, Oklahoma that includes local, state, and national news along with advertising.
Date:
November 19, 1978
Creator:
Drew, Charles C.
Object Type:
Newspaper
System:
The Gateway to Oklahoma History