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Altus Times (Altus, Okla.), Vol. 108, No. 114, Ed. 1 Friday, August 11, 2006 (open access)

Altus Times (Altus, Okla.), Vol. 108, No. 114, Ed. 1 Friday, August 11, 2006

Daily newspaper from Altus, Oklahoma that includes local, state, and national news along with advertising.
Date: August 11, 2006
Creator: Bush, Michael
Object Type: Newspaper
System: The Gateway to Oklahoma History
Altus Times (Altus, Okla.), Vol. 108, No. 115, Ed. 1 Sunday, August 13, 2006 (open access)

Altus Times (Altus, Okla.), Vol. 108, No. 115, Ed. 1 Sunday, August 13, 2006

Daily newspaper from Altus, Oklahoma that includes local, state, and national news along with advertising.
Date: August 13, 2006
Creator: Bush, Michael
Object Type: Newspaper
System: The Gateway to Oklahoma History
Altus Times (Altus, Okla.), Vol. 108, No. 116, Ed. 1 Monday, August 14, 2006 (open access)

Altus Times (Altus, Okla.), Vol. 108, No. 116, Ed. 1 Monday, August 14, 2006

Daily newspaper from Altus, Oklahoma that includes local, state, and national news along with advertising.
Date: August 14, 2006
Creator: Bush, Michael
Object Type: Newspaper
System: The Gateway to Oklahoma History
Altus Times (Altus, Okla.), Vol. 108, No. 117, Ed. 1 Tuesday, August 15, 2006 (open access)

Altus Times (Altus, Okla.), Vol. 108, No. 117, Ed. 1 Tuesday, August 15, 2006

Daily newspaper from Altus, Oklahoma that includes local, state, and national news along with advertising.
Date: August 15, 2006
Creator: Bush, Michael
Object Type: Newspaper
System: The Gateway to Oklahoma History
Altus Times (Altus, Okla.), Vol. 108, No. 118, Ed. 1 Wednesday, August 16, 2006 (open access)

Altus Times (Altus, Okla.), Vol. 108, No. 118, Ed. 1 Wednesday, August 16, 2006

Daily newspaper from Altus, Oklahoma that includes local, state, and national news along with advertising.
Date: August 16, 2006
Creator: Bush, Michael
Object Type: Newspaper
System: The Gateway to Oklahoma History
Altus Times (Altus, Okla.), Vol. 108, No. 119, Ed. 1 Thursday, August 17, 2006 (open access)

Altus Times (Altus, Okla.), Vol. 108, No. 119, Ed. 1 Thursday, August 17, 2006

Daily newspaper from Altus, Oklahoma that includes local, state, and national news along with advertising.
Date: August 17, 2006
Creator: Bush, Michael
Object Type: Newspaper
System: The Gateway to Oklahoma History
Altus Times (Altus, Okla.), Vol. 108, No. 120, Ed. 1 Friday, August 18, 2006 (open access)

Altus Times (Altus, Okla.), Vol. 108, No. 120, Ed. 1 Friday, August 18, 2006

Daily newspaper from Altus, Oklahoma that includes local, state, and national news along with advertising.
Date: August 18, 2006
Creator: Bush, Michael
Object Type: Newspaper
System: The Gateway to Oklahoma History
Altus Times (Altus, Okla.), Vol. 108, No. 121, Ed. 1 Sunday, August 20, 2006 (open access)

Altus Times (Altus, Okla.), Vol. 108, No. 121, Ed. 1 Sunday, August 20, 2006

Daily newspaper from Altus, Oklahoma that includes local, state, and national news along with advertising.
Date: August 20, 2006
Creator: Bush, Michael
Object Type: Newspaper
System: The Gateway to Oklahoma History
Altus Times (Altus, Okla.), Vol. 108, No. 122, Ed. 1 Monday, August 21, 2006 (open access)

Altus Times (Altus, Okla.), Vol. 108, No. 122, Ed. 1 Monday, August 21, 2006

Daily newspaper from Altus, Oklahoma that includes local, state, and national news along with advertising.
Date: August 21, 2006
Creator: Bush, Michael
Object Type: Newspaper
System: The Gateway to Oklahoma History
Altus Times (Altus, Okla.), Vol. 108, No. 123, Ed. 1 Tuesday, August 22, 2006 (open access)

Altus Times (Altus, Okla.), Vol. 108, No. 123, Ed. 1 Tuesday, August 22, 2006

Daily newspaper from Altus, Oklahoma that includes local, state, and national news along with advertising.
Date: August 22, 2006
Creator: Bush, Michael
Object Type: Newspaper
System: The Gateway to Oklahoma History
Altus Times (Altus, Okla.), Vol. 108, No. 124, Ed. 1 Wednesday, August 23, 2006 (open access)

Altus Times (Altus, Okla.), Vol. 108, No. 124, Ed. 1 Wednesday, August 23, 2006

Daily newspaper from Altus, Oklahoma that includes local, state, and national news along with advertising.
Date: August 23, 2006
Creator: Bush, Michael
Object Type: Newspaper
System: The Gateway to Oklahoma History
Altus Times (Altus, Okla.), Vol. 108, No. 125, Ed. 1 Thursday, August 24, 2006 (open access)

Altus Times (Altus, Okla.), Vol. 108, No. 125, Ed. 1 Thursday, August 24, 2006

Daily newspaper from Altus, Oklahoma that includes local, state, and national news along with advertising.
Date: August 24, 2006
Creator: Bush, Michael
Object Type: Newspaper
System: The Gateway to Oklahoma History
Altus Times (Altus, Okla.), Vol. 108, No. 126, Ed. 1 Friday, August 25, 2006 (open access)

Altus Times (Altus, Okla.), Vol. 108, No. 126, Ed. 1 Friday, August 25, 2006

Daily newspaper from Altus, Oklahoma that includes local, state, and national news along with advertising.
Date: August 25, 2006
Creator: Bush, Michael
Object Type: Newspaper
System: The Gateway to Oklahoma History
Altus Times (Altus, Okla.), Vol. 108, No. 127, Ed. 1 Sunday, August 27, 2006 (open access)

Altus Times (Altus, Okla.), Vol. 108, No. 127, Ed. 1 Sunday, August 27, 2006

Daily newspaper from Altus, Oklahoma that includes local, state, and national news along with advertising.
Date: August 27, 2006
Creator: Bush, Michael
Object Type: Newspaper
System: The Gateway to Oklahoma History
Altus Times (Altus, Okla.), Vol. 108, No. 128, Ed. 1 Monday, August 28, 2006 (open access)

Altus Times (Altus, Okla.), Vol. 108, No. 128, Ed. 1 Monday, August 28, 2006

Daily newspaper from Altus, Oklahoma that includes local, state, and national news along with advertising.
Date: August 28, 2006
Creator: Bush, Michael
Object Type: Newspaper
System: The Gateway to Oklahoma History
Altus Times (Altus, Okla.), Vol. 108, No. 129, Ed. 1 Tuesday, August 29, 2006 (open access)

Altus Times (Altus, Okla.), Vol. 108, No. 129, Ed. 1 Tuesday, August 29, 2006

Daily newspaper from Altus, Oklahoma that includes local, state, and national news along with advertising.
Date: August 29, 2006
Creator: Bush, Michael
Object Type: Newspaper
System: The Gateway to Oklahoma History
Altus Times (Altus, Okla.), Vol. 108, No. 130, Ed. 1 Wednesday, August 30, 2006 (open access)

Altus Times (Altus, Okla.), Vol. 108, No. 130, Ed. 1 Wednesday, August 30, 2006

Daily newspaper from Altus, Oklahoma that includes local, state, and national news along with advertising.
Date: August 30, 2006
Creator: Bush, Michael
Object Type: Newspaper
System: The Gateway to Oklahoma History
Altus Times (Altus, Okla.), Vol. 108, No. 131, Ed. 1 Thursday, August 31, 2006 (open access)

Altus Times (Altus, Okla.), Vol. 108, No. 131, Ed. 1 Thursday, August 31, 2006

Daily newspaper from Altus, Oklahoma that includes local, state, and national news along with advertising.
Date: August 31, 2006
Creator: Bush, Michael
Object Type: Newspaper
System: The Gateway to Oklahoma History

[An Amber Alert message about a kidnapped child appears beside the highway]

Fotografía de una señal electrónica de Alerta Amber junto a la carretera que muestra un mensaje a los viajeros en el que se lee: "NIÑO SECUESTRADO CHEV PV LLAMAR A LA POLICÍA". En la carretera se ve un gran camión, con otros autos en la distancia. El sol poniente es visible a la izquierda de la foto.
Date: August 3, 2006
Creator: Castillo, José L.
Object Type: Photograph
System: The Portal to Texas History
Analogies Between Neutron and Gamma-Ray Imaging. (open access)

Analogies Between Neutron and Gamma-Ray Imaging.

Although the physics describing the interactions of neutrons with matter is quite different from that appropriate for hard x-rays and gamma rays, there are a number of similarities that allow analogous instruments to be developed for both types of ionizing radiation. A pinhole camera, for example, requires that the radiation obeys some form of geometrical optics, that a material can be found to absorb some of the radiation, and that a suitable position-sensitive detector can be built to record the spatial distribution of the incident radiation. Such conditions are met for photons and neutrons, even though the materials used are quite different. Neutron analogues of the coded-aperture gamma camera and the Compton camera have been demonstrated. Even though the Compton effect applies only to photons, neutrons undergo proton-recoil scattering that can provide similar directional information. There is also an analogy in the existence of an energy spectrum for the radiation used to produce the images, and which may allow different types of sources to be distinguished from each other and from background.
Date: August 13, 2006
Creator: Vanier, P. E.
Object Type: Article
System: The UNT Digital Library
Analysis and Interpretation of Hard X-ray Emission from the Bullet Cluster (1E0657-56), the Most Distant Cluster of Galaxies Observed by RXTE (open access)

Analysis and Interpretation of Hard X-ray Emission from the Bullet Cluster (1E0657-56), the Most Distant Cluster of Galaxies Observed by RXTE

Evidence for non-thermal activity in clusters of galaxies is well established from radio observations of synchrotron emission by relativistic electrons. New windows in the Extreme Ultraviolet and Hard X-ray ranges have provided for more powerful tools for the investigation of this phenomenon. Detection of hard X-rays in the 20 to 100 keV range have been reported from several clusters of galaxies, notably from Coma and others. Based on these earlier observations we identified the relatively high redshift cluster 1E0657-56 (also known as RX J0658-5557) as a good candidate for hard X-ray observations. This cluster, also known as the bullet cluster, has many other interesting and unusual features, most notably that it is undergoing a merger, clearly visible in the X-ray images. Here we present results from a successful RXTE observations of this cluster. We summarize past observations and their theoretical interpretation which guided us in the selection process. We describe the new observations and present the constraints we can set on the flux and spectrum of the hard X-rays. Finally we discuss the constraints one can set on the characteristics of accelerated electrons which produce the hard X-rays and the radio radiation.
Date: August 16, 2006
Creator: Petrosian, Vahe; Madejski, Greg & Luli, Kevin
Object Type: Article
System: The UNT Digital Library
Analysis of Rayleigh-Taylor Instability Part I: Bubble and Spike Count (open access)

Analysis of Rayleigh-Taylor Instability Part I: Bubble and Spike Count

The use of high-performance computers to simulate hydrodynamic instabilities has resulted in the generation of massive amounts of data. One aspect of the analysis of this data involves the identification and characterization of coherent structures known as ''bubbles'' and ''spikes''. This can be a challenge as there is no precise definition of these structures, and the large size of the data, as well as its distributed nature, precludes any extensive experimentation with different definitions and analysis algorithms. In this report, we describe the use of image processing techniques to identify and count bubbles and spikes in the Rayleigh-Taylor instability, which occurs when an initially perturbed interface between a heavier fluid and a lighter fluid is allowed to grow under the influence of gravity. We analyze data from two simulations, one a large-eddy simulation with 30 terabytes of analysis data, and the other a direct numerical simulation with 80 terabytes of analysis data. We consider different techniques to first convert the three-dimensional data to two dimensions and then count the structures of interest in the two-dimensional data. Our analysis of the bubble and spike counts over time indicates that there are four distinct regimes in the process of the mixing of …
Date: August 8, 2006
Creator: Kamath, C; Gezahegne, A & Miller, P
Object Type: Report
System: The UNT Digital Library

An analysis of the Sonata for Trumpet and Piano by Peter Maxwell Davies, identifying the use of historical forms, and the implications for performance.

Access: Use of this item is restricted to the UNT Community
The Sonata for Trumpet and Piano by Peter Maxwell Davies is one of his earliest works, and a notoriously difficult work to perform. While using serialism and other twentieth-century compositional techniques, this work also uses older historical forms, including sonata-allegro and sonata-rondo forms. An analysis of the work is presented, identifying the older historical forms, and considerations for performers when making decisions on how to perform the work are provided.
Date: August 2006
Creator: Adduci, Kathryn James
Object Type: Thesis or Dissertation
System: The UNT Digital Library
Analytical Evaluation of Surface Roughness Length at a Large DOE Site (open access)

Analytical Evaluation of Surface Roughness Length at a Large DOE Site

This report addresses the analytical evaluation of surface roughness length at a large DOE site.
Date: 2006-08~
Creator: O'Kula, Kevin R. & David Thoman, D
Object Type: Article
System: The UNT Digital Library