States

Rediscovery of the Elements: Thorium (open access)

Rediscovery of the Elements: Thorium

Article recounting the discovery of the element Thorium in Norway by Hans Morten Thrane Esmark. Maps and tourist information regarding the area are provided.
Date: Winter 2001
Creator: Marshall, James L., 1940- & Marshall, Virginia R.
Object Type: Article
System: The UNT Digital Library
O(N) real-space method for ab initio quantum transport calculations: Application to carbon nanotube - metal contacts (open access)

O(N) real-space method for ab initio quantum transport calculations: Application to carbon nanotube - metal contacts

Article on O(N) real-space method for ab initio quantum transport calculations and application to carbon nanotube-metal contacts.
Date: December 10, 2001
Creator: Buongiorno Nardelli, Marco; Fattebert, Jean-luc & Bernholc, Jerry
Object Type: Article
System: The UNT Digital Library
Germany: German Democratic Republic: Ministerium für Staatssicherheit (Stasi): Ministry for state security, 1950-89 (open access)

Germany: German Democratic Republic: Ministerium für Staatssicherheit (Stasi): Ministry for state security, 1950-89

Encyclopedia article discussing the German Democratic Republic (GDR) and the ministry for state security (Stasi) from 1950 to 1989.
Date: December 1, 2001
Creator: Costabile-Heming, Carol Anne
Object Type: Article
System: The UNT Digital Library
Germany: German Democratic Republic: Publishers (open access)

Germany: German Democratic Republic: Publishers

Encyclopedia article discussing the German Democratic Republic (GDR) and publishers.
Date: December 1, 2001
Creator: Costabile-Heming, Carol Anne
Object Type: Article
System: The UNT Digital Library
The kinetics of the reaction of H atoms with C₄F₆ (open access)

The kinetics of the reaction of H atoms with C₄F₆

Article on the kinetics of the reaction of H atoms with C₄F₆.
Date: November 16, 2001
Creator: Hu, Xiaohua; Goumri, Abdellatif & Marshall, Paul
Object Type: Article
System: The UNT Digital Library
Structural and electronic properties of carbon nanotube tapers (open access)

Structural and electronic properties of carbon nanotube tapers

Article on structural and electronic properties of carbon nanotube tapers, a set of nanostructures comprised of straight tubular sections with decreasing diameters, joined to each other via conical funnels and terminated with a hemispherical cap.
Date: October 29, 2001
Creator: Meunier, Vincent; Buongiorno Nardelli, Marco; Roland, Christopher & Bernholc, Jerry
Object Type: Article
System: The UNT Digital Library
Film for Use in Microelectronic Devices and Methods of Producing Same (open access)

Film for Use in Microelectronic Devices and Methods of Producing Same

Patent relating to film for use in microelectronic devices and methods of producing same.
Date: July 27, 2000
Creator: Kelber, Jeffry A.
Object Type: Patent
System: The UNT Digital Library
Reddening, Emission-Line, and Intrinsic Absorption Properties in the Narrow-Line Seyfert 1 Galaxy Arakelian 564 (open access)

Reddening, Emission-Line, and Intrinsic Absorption Properties in the Narrow-Line Seyfert 1 Galaxy Arakelian 564

This article uses Hubble Space Telescope UV and optical spectra of the narrow-line Seyfert 1 galaxy Ark 564 to investigate its internal reddening and properties of its emission-line and intrinsic UV absorption gas.
Date: October 12, 2001
Creator: Crenshaw, D.M.; Kraemer, S.B.; Turner, T.J.; Collier, S.; Peterson, Bradley M.; Brandt, William Nielsen et al.
Object Type: Article
System: The UNT Digital Library
Rate coefficients and mechanistic analysis for reaction of OH with vinyl chloride between 293 and 730 K (open access)

Rate coefficients and mechanistic analysis for reaction of OH with vinyl chloride between 293 and 730 K

Article on rate coefficients and mechanistic analysis for reaction of OH with vinyl chloride between 293 and 730 K.
Date: September 21, 2001
Creator: Yamada, Takahiro; Siraj, Mohammad Masud, 1972-; Taylor, Philip H.; Peng, Jingping; Hu, Xiaohua & Marshall, Paul
Object Type: Article
System: The UNT Digital Library
Rediscovery of the Elements: Montpellier and Bromine (open access)

Rediscovery of the Elements: Montpellier and Bromine

Article recounting the history of the element Bromine, including its discovery in the salt lagoons of the Montpellier region of France by Antoine-Jérome Balard. Maps of the region and of Balard's birthplace are presented.
Date: Autumn 2001
Creator: Marshall, James L., 1940- & Marshall, Virginia R.
Object Type: Article
System: The UNT Digital Library
Effects of O2, Ar, and H2 gases on the field-emission properties of single-walled and multiwalled carbon nanotubes (open access)

Effects of O2, Ar, and H2 gases on the field-emission properties of single-walled and multiwalled carbon nanotubes

In this article, the authors compare the effects of O2, Ar, and H2 gases on the field-emission (FE) properties of single-walled carbon nanotubes (SWNTs) and multiwalled carbon nanotubes (MWNTs).
Date: September 17, 2001
Creator: Wadhawan, Atul; Stallcup, Richard E.; Stephens, Kenneth F.; Pérez, José M. & Akwani, Ikerionwu A.
Object Type: Article
System: The UNT Digital Library
Solubility of Pyrene in Ternary Propanol + Butanol + 2,2,4-Trimethylpentane Solvent Mixtures at 299.15 K (open access)

Solubility of Pyrene in Ternary Propanol + Butanol + 2,2,4-Trimethylpentane Solvent Mixtures at 299.15 K

Article on the solubility of pyrene in ternary propanol + butanol + 2,2,4-trimethylpentane solvent mixtures at 299.15 K.
Date: August 31, 2001
Creator: Debase, Ebun M. & Acree, William E. (William Eugene)
Object Type: Article
System: The UNT Digital Library
Stepwise Reduction of Dinitrogen Bond Order by a Low-Coordinate Iron Complex (open access)

Stepwise Reduction of Dinitrogen Bond Order by a Low-Coordinate Iron Complex

This article discusses stepwise reduction of dinitrogen bond order by a low-coordinate iron complex.
Date: August 24, 2001
Creator: Smith, Jeremy M.; Lachicotte, Rene J.; Pittard, Karl A.; Cundari, Thomas R., 1964-; Lukat-Rodgers, Gudrun; Rodgers, Kenton R. et al.
Object Type: Article
System: The UNT Digital Library
Nova Sagittarii 1998 (V4633 Sgr): a permanent superhump system or an asynchronous polar? (open access)

Nova Sagittarii 1998 (V4633 Sgr): a permanent superhump system or an asynchronous polar?

This article reports the results of observations of V4633 Sgr (Nova Sagittarii 1998) during 1998-2000.
Date: August 23, 2001
Creator: Lipkin, Yaacov; Leibowitz, E. M.; Retter, A. & Shemmer, Ohad
Object Type: Article
System: The UNT Digital Library
Quantum Entanglement and Entropy (open access)

Quantum Entanglement and Entropy

This article discusses quantum entanglement and entropy.
Date: August 20, 2001
Creator: Giraldi, Filippo & Grigolini, Paolo
Object Type: Article
System: The UNT Digital Library
Partition of solutes from the gas phase and from water to wet and dry di-n-butyl ether: a linear free energy relationship analysis (open access)

Partition of solutes from the gas phase and from water to wet and dry di-n-butyl ether: a linear free energy relationship analysis

Article on the partition of solutes from the gas phase and from water to wet and dry di-n-butyl ether and a linear free energy relationship analysis.
Date: August 13, 2001
Creator: Abraham, M. H. (Michael H.); Zissimos, Andreas M. & Acree, William E. (William Eugene)
Object Type: Article
System: The UNT Digital Library
Solubility of Pyrene in Ternary Alcohol + Cyclohexane + Heptane Solvent Mixtures at 299.15 K (open access)

Solubility of Pyrene in Ternary Alcohol + Cyclohexane + Heptane Solvent Mixtures at 299.15 K

Article on the solubility of pyrene in ternary alcohol + cyclohexane + heptane solvent mixtures at 299.15 K.
Date: August 11, 2001
Creator: Debase, Ebun M. & Acree, William E. (William Eugene)
Object Type: Article
System: The UNT Digital Library
Auxiliaries and other grammatical categories in Klallam (open access)

Auxiliaries and other grammatical categories in Klallam

This paper describes a close look at the distribution in constructions of the closed class of complex predicate forming stems in Klallam traditionally called 'auxiliaries.'
Date: August 2001
Creator: Montler, Timothy
Object Type: Paper
System: The UNT Digital Library
Kinetic studies of the reaction of hydroxyl radicals with trichloroethylene and tetrachloroethylene (open access)

Kinetic studies of the reaction of hydroxyl radicals with trichloroethylene and tetrachloroethylene

Article on kinetic studies of the reaction of hydroxyl radicals with trichloroethylene and tetrachloroethylene.
Date: July 17, 2001
Creator: Tichenor, LeAnn B.; El-Sinawi, Abdulaziz; Yamada, Takahiro; Taylor, Philip H.; Peng, Jingping; Hu, Xiaohua et al.
Object Type: Article
System: The UNT Digital Library
Rate coefficients and mechanistic analysis for the reaction of hydroxyl radicals with 1,1-dichloroethylene and trans-1,2-dichloroethylene over an extended temperature range (open access)

Rate coefficients and mechanistic analysis for the reaction of hydroxyl radicals with 1,1-dichloroethylene and trans-1,2-dichloroethylene over an extended temperature range

Article on rate coefficients and mechanistic analysis for the reaction of hydroxyl radicals with 1,1-dichloroethylene and trans-1,2-dichloroethylene over an extended temperature range.
Date: July 17, 2001
Creator: Yamada, Takahiro; El-Sinawi, Abdulaziz; Siraj, Mohammad Masud, 1972-; Taylor, Philip H.; Peng, Jingping; Hu, Xiaohua et al.
Object Type: Article
System: The UNT Digital Library
Solubility of Pyrene in Ternary Propanol + Butanol + Cyclohexane Solvent Mixtures at 299.15 K (open access)

Solubility of Pyrene in Ternary Propanol + Butanol + Cyclohexane Solvent Mixtures at 299.15 K

Solubility of pyrene in ternary propanol + butanol + cyclohexane solvent mixtures at 299.15 K.
Date: July 12, 2001
Creator: Debase, Ebun M. & Acree, William E. (William Eugene)
Object Type: Article
System: The UNT Digital Library
Multiwavelength monitoring of the narrow-line Seyfert 1 galaxy Arakelian 564. II. Ultraviolet continuum and emission-line variability (open access)

Multiwavelength monitoring of the narrow-line Seyfert 1 galaxy Arakelian 564. II. Ultraviolet continuum and emission-line variability

This article presents the results of an intensive 2 month campaign of approximately daily spectrophotometric monitoring of the narrow-line Seyfert 1 galaxy Ark 564 with the Hubble Space Telescope.
Date: July 3, 2001
Creator: Collier, S.; Crenshaw, D.M.; Peterson, Bradley M.; Brandt, William Nielsen; Clavel, J.; Edelson, R. et al.
Object Type: Article
System: The UNT Digital Library
Multiwavelength monitoring of the narrow-line Seyfert 1 galaxy Arakelian 564. III. Optical observations and the optical-UV-X-ray connection (open access)

Multiwavelength monitoring of the narrow-line Seyfert 1 galaxy Arakelian 564. III. Optical observations and the optical-UV-X-ray connection

This article presents the results of a 2 year long optical monitoring program of the narrow-line Seyfert 1 galaxy Ark 564.
Date: July 3, 2001
Creator: Shemmer, Ohad; Romano, P.; Bertram, Ray; Brinkman, Jon; Collier, S.; Crowley, K.A. et al.
Object Type: Article
System: The UNT Digital Library
Rediscovery of the Elements: Germanium (open access)

Rediscovery of the Elements: Germanium

Article recounting the history of the element Germanium, including background material on mining in Germany and the isolation of Germanium by Clemens A. Winkler. Tourist information is provided regarding Winkler's laboratory and mines open to the public as museums.
Date: Summer 2001
Creator: Marshall, James L., 1940- & Marshall, Virginia R.
Object Type: Article
System: The UNT Digital Library