UNT Scholarly Works - 279 Matching Results

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Polycyclic Aromatic Hydrocarbon Solute Probes. Part 6: Effect of Dissolved Oxygen and Halogenated Solvents on the Emission Spectra of Select Probe Molecules

Description: Article on polycyclic aromatic hydrocarbon solute probes and the effect of dissolved oxygen and halogenated solvents on the emission spectra of select probe molecules.
Date: 1990
Creator: Tucker, Sheryl A. (Sheryl Ann); Cretella, Lisa E.; Waris, Riaz; Street, Kenneth W.; Acree, William E. (William Eugene) & Fetzer, John Charles, 1953-
Partner: UNT College of Arts and Sciences

Polycyclic Aromatic Hydrocarbon Solute Probes. Part 7: Evaluation of Additional Coronene Derivatives as Possible Solvent Polarity Probe Molecules

Description: Article on polycyclic aromatic hydrocarbon solute probes and the evaluation of additional coronene derivatives as possible solvent polarity probe molecules.
Date: 1990
Creator: Acree, William E. (William Eugene); Tucker, Sheryl A. (Sheryl Ann); Zvaigzne, Anita I.; Street, Kenneth W.; Fetzer, John Charles, 1953- & Grützmacher, Hans-Friedrich
Partner: UNT College of Arts and Sciences

Thermochemical Investigations of Associated Solutions. Part 11. Calculation of Pyrene-Dichlorobutane Association Parameters from Measured Solubility Data

Description: Article discussing thermochemical investigations of associated solutions and the calculation of pyrene-dichlorobutane association parameters from measured solubility data.
Date: 1990
Creator: Acree, William E. (William Eugene); Tucker, Sheryl A. (Sheryl Ann) & Zvaigzne, Anita I.
Partner: UNT College of Arts and Sciences

Singlet Quenching of Tetraphenylporphyrin and its Metal Derivatives by Iron(III) Coordination Compounds

Description: This article reports on the singlet quenching of 5, 10, 15, 20-tetraphenylporphyrin (H₂TPP) and its magnesium(II) and zinc(II) derivatives (MgTPP and ZnTPP) by a series of iron(III) coordination compounds bearing different ligand systems.
Date: January 6, 1990
Creator: D'Souza, Francis & Krishnan, V.
Partner: UNT College of Arts and Sciences

Kinetic and Thermochemical Studies of the Recombination Reaction Na + O₂ + N₂ from 590 to 1515 K by a Modified High-Temperature Photochemistry Technique

Description: Article on kinetic and thermochemical studies of the recombination reaction sodium + oxygen + nitrogen from 590 to 1515 K by a modified high-temperature photochemistry technique.
Date: September 1, 1989
Creator: Marshall, Paul & Narayan, A. S.
Partner: UNT College of Arts and Sciences

Effect of Solvent Polarity and Acidity on Fluorescence Emission Fine Structures of Select Aza-Polynuclear Aromatics and Dibenzo[b,n]perylene Hetero-Atom Derivatives

Description: Article on the effect of solvent polarity and acidity on fluorescence emission fine structures of select aza-polynuclear aromatics and dibenzo[b,n]perylene hetero-atom derivatives.
Date: 1991
Creator: Tucker, Sheryl A. (Sheryl Ann); Acree, William E. (William Eugene); Tanga, Mary J.; Fetzer, John Charles, 1953-; Tokita, Sumio; Hiruta, Kimihiro et al.
Partner: UNT College of Arts and Sciences

Polycyclic Aromatic Hydrocarbon Solute Probes. Part 8: Evaluation of Additional Naphthacene and Perylene Derivatives as Possible Solvent Polarity Probe Molecules

Description: Article on polycyclic aromatic hydrocarbon solute probes and an evaluation of additional naphthacene and perylene derivatives as possible solvent polarity probe molecules.
Date: 1991
Creator: Tucker, Sheryl A. (Sheryl Ann); Teng, I.-Lih; Acree, William E. (William Eugene) & Fetzer, John Charles, 1953-
Partner: UNT College of Arts and Sciences

Polycyclic Aromatic Nitrogen Heterocycles. Part 2: Effect of Solvent Polarity on the Fluorescence Emission Fine Structure of Three Azapyrene Compounds

Description: Article on polycyclic aromatic nitrogen heterocycles and the effect of solvent polarity on the fluorescence emission fine structure of three azapyrene compounds.
Date: 1991
Creator: Tucker, Sheryl A. (Sheryl Ann); Acree, William E. (William Eugene) & Tanga, Mary J.
Partner: UNT College of Arts and Sciences

Polycyclic Aromatic Nitrogen Heterocycles. Part 3: Effect of Solvent Polarity and Solvent Acidity on the Fluorescence Emission Behavior of Select Azapyrenes and Phenanthroisoquinolines

Description: Article on polycyclic aromatic nitrogen heterocycles and the effect of solvent polarity and solvent acidity on the fluorescence emission behavior of select azapyrenes and phenanthroisoquinolines.
Date: 1991
Creator: Tucker, Sheryl A. (Sheryl Ann); Acree, William E. (William Eugene) & Tanga, Mary J.
Partner: UNT College of Arts and Sciences

Spectroscopic Properties of Polycyclic Aromatic Hydrocarbons: Effect of Solvent Polarity on the Fluorescence Emission Behavior of Select Fluoranthene, Fluorenochrysene, Indenochrysene, and Indenopyrene Derivatives

Description: Article on the spectroscopic properties of polycyclic aromatic hydrocarbons and the effect of solvent polarity on the fluorescence emission behavior of select fluoranthene, fluorenochrysene, indenochrysene, and indenopyrene derivatives.
Date: 1991
Creator: Tucker, Sheryl A. (Sheryl Ann); Acree, William E. (William Eugene); Cho, Bongsup P.; Harvey, Ronald G. & Fetzer, John Charles, 1953-
Partner: UNT College of Arts and Sciences

Toxicological Case Study of Dallas' Central Wastewater Treatment Plant Effluent and Ambient Trinity River Samples: 1989, 1990, 1991

Description: "This study was implemented voluntarily by personnel at Dallas Water Utilities in response to concerns that the Dallas Central Wastewater Treatment Plant was adversely affecting downstream water quality." The treatment plant was studied to determine whether it was "discharging toxic materials in toxic amounts to the Trinity River" (p. 1).
Date: 1991
Creator: University of North Texas. Institute of Applied Sciences.
Partner: UNT College of Arts and Sciences

Polycyclic Aromatic Hydrocarbon Solute Probes. Part 9: Evaluation of Additional Pentaphene, Pentacene, and Pyranthrene Compounds as Possible Solvent Polarity Probes

Description: Article on polycyclic aromatic hydrocarbon solute probes and an evaluation of additional pentaphene, pentacene, and pyranthrene compounds as possible solvent polarity probes.
Date: March 1, 1991
Creator: Tucker, Sheryl A. (Sheryl Ann); Zvaigzne, Anita I.; Acree, William E. (William Eugene); Fetzer, John Charles, 1953- & Zander, Maximilian
Partner: UNT College of Arts and Sciences

Nucleotide Sequence of xylE from the TOL pDK1 Plasmid and Structural Comparison with Isofunctional Catechol-2,3-Dioxygenase Genes from TOL pWW0 and NAH7

Description: Article on the nucleotide sequence of xylE from the TOL pDK1 plasmid and structural comparison with isofunctional catechol-2,3-dioxygenase genes from TOL pWW0 and NAH7.
Date: April 1991
Creator: Benjamin, Robert C.; Voss, John A. & Jiang, Shikun
Partner: UNT College of Arts and Sciences