Resource Type

Saguaro Cactus and Joshua Trees (open access)

Saguaro Cactus and Joshua Trees

Front cover of the spring 2013 issue of The Hexagon, which features an image of a saguaro cactus and joshua trees at a location in northwest Arizona along highway US 93. The inside cover contains a table of contents, a staff list, an editorial, and details about the cover photograph.
Date: Spring 2013
Creator: Marshall, James L., 1940- & Marshall, Virginia R.
System: The UNT Digital Library
Ion Beam Analysis of Microcrystalline Quartz Artifacts from the Reed Mound Site, Delaware County, Oklahoma (open access)

Ion Beam Analysis of Microcrystalline Quartz Artifacts from the Reed Mound Site, Delaware County, Oklahoma

This paper from the 23rd Conference on Application of Accelerators in Research and Industry conference proceedings evaluates the potential of particle induced X-ray emission spectrometry as a tool for future Ozarks chert provenance studies based on its ability to facilitate discrimination of Ozarks chert materials from different geological formations and identification of discrete groups of artifacts from the same geological formation.
Date: June 18, 2015
Creator: Younger-Mertz, S. B.; Manuel, J. E.; Reinert, Tilo; Szilasi, S. Z.; Hammerstedt, S. W. & Glass, Gary A.
System: The UNT Digital Library
Rediscovery of the Elements: Columbium and Tantalum (open access)

Rediscovery of the Elements: Columbium and Tantalum

Article describing the discovery of columbium and tantalum. Tourist information regarding locations significant to these discoveries are included.
Date: Summer 2013
Creator: Marshall, James L., 1940- & Marshall, Virginia R.
System: The UNT Digital Library
The Gas That Wouldn't Burn (open access)

The Gas That Wouldn't Burn

Article describing how Alpha Chi Sigma members were involved with the events described on a pictured Kansas historical marker relating to the discovery of helium in a deposit of natural gas.
Date: Summer 2012
Creator: Marshall, James L., 1940- & Marshall, Virginia R.
System: The UNT Digital Library
Change in Neighborhood Socioeconomic Status and Weight Gain: Dallas Heart Study (open access)

Change in Neighborhood Socioeconomic Status and Weight Gain: Dallas Heart Study

This article examines the longitudinal relationship between moving to more socioeconomically deprived neighborhoods and weight gain as a cardiovascular risk factor.
Date: June 17, 2015
Creator: Powell-Wiley, Tiffany M.; Cooper-McCann, Rebecca; Ayers, Colby; Berrigan, David; Lian, Min; McClurkin, Michael et al.
System: The UNT Digital Library

Neighborhood Price Externalities of Foreclosure Rehabilitation: An Examination of the Neighborhood Stabilization Program

This article examines the neighborhood price impacts of Neighborhood Stabilization Program (NSP) funded foreclosure rehabilitation undertaken by Habitat for Humanity in Dallas County, Texas using a difference-in-difference framework.
Date: January 12, 2017
Creator: Leonard, Tammy; Jha, Nikhil & Zhang, Lei
System: The UNT Digital Library
Borrelia, Ehrlichia, and Rickettsia spp. in Ticks Removed from Persons, Texas, USA (open access)

Borrelia, Ehrlichia, and Rickettsia spp. in Ticks Removed from Persons, Texas, USA

This article analyzes the frequency and identity of pathogens and bacterial agents in ticks removed from humans and subsequently submitted to the Texas Department of State Health Services, Zoonosis Control Program, from October 1, 2004, through September 30, 2008.
Date: March 10, 2010
Creator: Williamson, Phillip C.; Billingsley, Peggy M.; Teltow, Glenna J.; Seals, Janel P.; Turnbough, Meredith A. & Atkinson, Samuel F.
System: The UNT Digital Library
Archaeology, Heritage, and Moral Terrains: Two Cases from the Mesa Verde Region (open access)

Archaeology, Heritage, and Moral Terrains: Two Cases from the Mesa Verde Region

This article applies an environmental justice lens to two archaeological research narratives, one centering on chemical analysis of biomolecular artifact residues and the other on paleohydrology and Pueblo farming.
Date: September 14, 2016
Creator: Wolverton, Steven J.; Figueroa, Robert & Swentzell, Porter
System: The UNT Digital Library
A Comprehensive Analysis of Groundwater Quality in the Barnett Shale Region (open access)

A Comprehensive Analysis of Groundwater Quality in the Barnett Shale Region

This article presents an analysis of 550 groundwater samples collected from private and public supply water wells drawing from aquifers overlying the Barnett shale formation of Texas.
Date: June 16, 2015
Creator: Hildenbrand, Zacariah Louis; Carlton Jr., Doug D.; Fontenot, Brian; Meik, Jesse M.; Walton, Jayme; Taylor, Josh et al.
System: The UNT Digital Library
A determination of the spatial concordance between Lyme disease incidence and habitat probability of its primary vector Ixodes scapularis (black-legged tick) (open access)

A determination of the spatial concordance between Lyme disease incidence and habitat probability of its primary vector Ixodes scapularis (black-legged tick)

This article involves mapping the probability of occurrence that the disease vector exists in the environment, mapping the incidence of Lyme disease in the human population and examining the spatial concordance between the probability map and incidence map.
Date: November 1, 2014
Creator: Atkinson, Samuel F.; Sarkar, Sahotra; Avina, Aldo; Schuermann, Jim A. & Williamson, Phillip C.
System: The UNT Digital Library
Modelling spatial concordance between Rocky Mountain spotted fever disease incidence and habitat probability of its vector Dermacentor variabilis (American dog tick) (open access)

Modelling spatial concordance between Rocky Mountain spotted fever disease incidence and habitat probability of its vector Dermacentor variabilis (American dog tick)

This article reports on the development and comparison of two maps of Texas related to Rocky Mountain spotted fever.
Date: November 1, 2012
Creator: Atkinson, Samuel F.; Sarkar, Sahotra; Avina, Aldo; Schuermann, Jim A. & Williamson, Phillip C.
System: The UNT Digital Library
Low neutral genetic diversity in isolated Greater Sage-Grouse (Centrocercus urophasianus) populations in northwest Wyoming (open access)

Low neutral genetic diversity in isolated Greater Sage-Grouse (Centrocercus urophasianus) populations in northwest Wyoming

This article contains an analysis of 16 microstatellite loci from 300 Greater Sage-Grouse individuals to assess genetic structure among populations in Wyoming and southeast Montana.
Date: March 26, 2014
Creator: Schulwitz, Sarah; Bedrosian, Bryan & Johnson, Jeff A.
System: The UNT Digital Library
Gray Wolf Exposure to Emerging Vector-Borne Diseases in Wisconsin with Comparison to Domestic Dogs and Humans (open access)

Gray Wolf Exposure to Emerging Vector-Borne Diseases in Wisconsin with Comparison to Domestic Dogs and Humans

This article contains the evaluation of temporal and geographic patterns of exposure to these four vector-borne diseases in Wisconsin as the Gray Wolf population expanded between 1985 and 2011.
Date: November 29, 2016
Creator: Jara Miller, Rocio F.; Wydeven, Adrian P. & Samuel, Michael D.
System: The UNT Digital Library
Systematic Neighborhood Observations at High Spatial Resolution: Methodology and Assessment of Potential Benefits (open access)

Systematic Neighborhood Observations at High Spatial Resolution: Methodology and Assessment of Potential Benefits

This article describes a systematic neighborhood observation instrument for collecting data at very high spatial resolution to collect data in a low-income minority neighborhood in Dallas, TX.
Date: January 20, 2011
Creator: Leonard, Tammy; O'Brien Caughy, Margaret; Mays, Judith K. & Murdoch, James
System: The UNT Digital Library
Neighborhood-Level Socioeconomic Deprivation Predicts Weight Gain in a Multi-Ethnic Population: Longitudinal Data from the Dallas Heart Study (open access)

Neighborhood-Level Socioeconomic Deprivation Predicts Weight Gain in a Multi-Ethnic Population: Longitudinal Data from the Dallas Heart Study

This article examines the relationship between neighborhood-level socioeconomic deprivation and weight change in a multi-ethnic cohort from Dallas County, Texas, and whether behavioral/psychosocial factors attenuate the relationship.
Date: May 27, 2014
Creator: Powell-Wiley, Tiffany M.; Ayers, Colby; Agyemang, Priscilla; Leonard, Tammy; Berrigan, David; Ballard Barbash, Rachel et al.
System: The UNT Digital Library
Rediscovery of the Elements: Helium (open access)

Rediscovery of the Elements: Helium

Article describing the discovery of helium in the sun and on Earth via spectroscopy. Tourist information is included for areas significant to those involved.
Date: Summer 2012
Creator: Marshall, James L., 1940- & Marshall, Virginia R.
System: The UNT Digital Library
Rediscovery of the Elements: The Noble Gases--Rayleigh and Ramsay (open access)

Rediscovery of the Elements: The Noble Gases--Rayleigh and Ramsay

Article describing the discovery of argon, helium, and other inert gases by Lord Rayleigh, Sir William Ramsay, and other collaborators. Ramsay also characterized the noble gases and classified them within the structure of the Periodic Table of Elements.
Date: Autumn 2012
Creator: Marshall, James L., 1940- & Marshall, Virginia R.
System: The UNT Digital Library
Sedentary Behaviors and Obesity in a Low-Income, Ethnic-Minority Population (open access)

Sedentary Behaviors and Obesity in a Low-Income, Ethnic-Minority Population

This article examines sedentary pastimes specifically in low-income, minority communities in the United States.
Date: January 2013
Creator: Shuval, Kerem; Leonard, Tammy; Murdoch, James; O'Brien Caughy, Margaret; Kohl, Harold W. & Sugg Skinner, Celette
System: The UNT Digital Library
Pathways to Financial Advancement: A Case Study (open access)

Pathways to Financial Advancement: A Case Study

This article describes a research project conducted in a South Dallas neighborhood to study how gateways and stepping stones can put households on a path to financial security.
Date: 2012
Creator: Di, Wenhua; Leonard, Tammy & Ryder, Emily
System: The UNT Digital Library
Ring of Fire (open access)

Ring of Fire

Front cover of the fall 2012 issue of The Hexagon, which features an image of the "ring of fire" that occurred during the annular eclipse on May 20, 2012. The photograph was taken in Brownfield, Texas a few minutes before sunset. The inside cover contains a table of contents, a staff list, an editorial, and details about the cover photograph.
Date: Autumn 2012
Creator: Marshall, James L., 1940- & Marshall, Virginia R.
System: The UNT Digital Library
The 2011 Beta Eta Spring Banquet. Celebration of Rediscovery of the Elements (open access)

The 2011 Beta Eta Spring Banquet. Celebration of Rediscovery of the Elements

Article describing an Eta Beta celebration of the completion of James and Virginia Marshall's "Rediscovery of the Elements." Photographs from the event are included. Three separate articles appear on the right side of the page.
Date: Summer 2011
Creator: Marshall, James L., 1940-
System: The UNT Digital Library
Pharmacy at Quedlinburg (open access)

Pharmacy at Quedlinburg

Front cover of the spring 2012 issue of The Hexagon, featuring the pharmacy at Quedlinburg, Germany, where Martin Heinrich Klaproth was trained. The three story building is pinkish with white trim around its windows. A triangular stone piece with the image of a flying bird sits on the third floor over the entrance. The inside cover of the magazine contains a table of contents, staff listings, an editorial, and a description of the building.
Date: Spring 2012
Creator: Marshall, James L., 1940- & Marshall, Virginia R.
System: The UNT Digital Library
Helium Monument (open access)

Helium Monument

Front cover of the summer 2012 issue of The Hexagon, which features the Helium Monument in Amarillo, Texas. The visible portion of this monument is a metal sculpture of a helium molecule hanging from the center of a structure of metal bars. The inside cover contains a table of contents, a staff list, an editorial, and a description of the Helium Monument.
Date: Summer 2012
Creator: Marshall, James L., 1940- & Marshall, Virginia R.
System: The UNT Digital Library