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Combined Experimental and Computational Studies on the Nature of Aromatic C-H Activation by Octahedral Ruthenium(II) Complexes: Evidence for σ-Bond Metathesis from Hammett Studies (open access)

Combined Experimental and Computational Studies on the Nature of Aromatic C-H Activation by Octahedral Ruthenium(II) Complexes: Evidence for σ-Bond Metathesis from Hammett Studies

Article discussing combined experimental and computational studies on the nature of aromatic C-H activation by octahedral ruthenium(II) complexes of the type TpRu(L)(NCMe)R [Tp = hydridotris(pyrazolyl)borate; R = alkyl or aryl; L = CO or PMe3].
Date: November 27, 2007
Creator: DeYonker, Nathan J.; Foley, Nicholas A.; Cundari, Thomas R., 1964-; Gunnoe, T. Brent & Petersen, Jeffrey L.
Object Type: Article
System: The UNT Digital Library
Scanning Tunneling Microscopy Studies of Temperature-Dependent Etching of Diamond (100) by Atomic Hydrogen (open access)

Scanning Tunneling Microscopy Studies of Temperature-Dependent Etching of Diamond (100) by Atomic Hydrogen

In this article, the authors present a technique for obtaining atomic resolution ultrahigh vacuum scanning tunneling microscopy images of diamond (100) films by atomic hydrogen.
Date: April 9, 2001
Creator: Stallcup, Richard E. & Pérez, José M.
Object Type: Article
System: The UNT Digital Library
Octahedral [TpRu(PMe3)2OR]n+ Complexes (Tp = hydridotris(pyrazolyl)borate; R = H or Ph; n = 0 or 1): Reactions at Ru(II) and Ru(III) Oxidation States with Substrates that Possess Carbon-Hydrogen Bonds (open access)

Octahedral [TpRu(PMe3)2OR]n+ Complexes (Tp = hydridotris(pyrazolyl)borate; R = H or Ph; n = 0 or 1): Reactions at Ru(II) and Ru(III) Oxidation States with Substrates that Possess Carbon-Hydrogen Bonds

This article discusses octahedral [TpRu(PMe3)2OR]n+ Complexes (Tp = hydridotris(pyrazolyl)borate.
Date: September 15, 2006
Creator: Feng, Yuee; Gunnoe, T. Brent; Grimes, Thomas V. & Cundari, Thomas R., 1964-
Object Type: Article
System: The UNT Digital Library
Catalytic Synthesis of Arylisocyanates from Nitroaromatics. A Computational Study (open access)

Catalytic Synthesis of Arylisocyanates from Nitroaromatics. A Computational Study

Article discussing a computational study on the catalytic synthesis of arylisocyanates from nitroaromatics.
Date: January 10, 2007
Creator: Kazi, Abul B.; Cundari, Thomas R., 1964-; Baba, Eduard; DeYonker, Nathan J.; Dinescu, Adriana & Spaine, Lloyd
Object Type: Article
System: The UNT Digital Library
Combined Experimental and Computational Study of TpRu{P(pyr)3} (NCMe)Me (pyr = N-pyrrolyl): Inter- and Intramolecular Activation of C-H Bonds and the Impact of Sterics on Catalytic Hydroarylation of Olefins (open access)

Combined Experimental and Computational Study of TpRu{P(pyr)3} (NCMe)Me (pyr = N-pyrrolyl): Inter- and Intramolecular Activation of C-H Bonds and the Impact of Sterics on Catalytic Hydroarylation of Olefins

This article discusses a combined experimental and computational study of TpRu{P(pyr)3} (NCMe)Me (pyr = N-pyrrolyl).
Date: October 4, 2007
Creator: Foley, Nicholas A.; Lail, Marty; Gunnoe, T. Brent; Cundari, Thomas R., 1964-; Boyle, Paul D. & Petersen, Jeffrey L.
Object Type: Article
System: The UNT Digital Library
Aromatic C-H Activation and Catalytic Hydrophenylation of Ethylene by TpRu{P(OCH2)3CEt} (NCMe)Ph (open access)

Aromatic C-H Activation and Catalytic Hydrophenylation of Ethylene by TpRu{P(OCH2)3CEt} (NCMe)Ph

Article discussing aromatic C-H activation and catalytic hydrophenylation of ethylene by TpRu{P(OCH2)3CEt} (NCMe)Ph.
Date: June 5, 2008
Creator: Foley, Nicholas A.; Ke, Zhuofeng; Gunnoe, T. Brent; Cundari, Thomas R., 1964- & Petersen, Jeffrey L.
Object Type: Article
System: The UNT Digital Library
Arylpalladium Phosphonate Complexes as Reactive Intermediates in Phosphorus-Carbon Bond Forming Reactions (open access)

Arylpalladium Phosphonate Complexes as Reactive Intermediates in Phosphorus-Carbon Bond Forming Reactions

Article discussing research on arylpalladium phosphonate complexes as reactive intermediates in phosphorus-carbon bond forming reactions.
Date: January 21, 2009
Creator: Kohler, Mark C.; Grimes, Thomas V.; Wang, Xiaoping; Cundari, Thomas R., 1964- & Stockland, Robert A., Jr.
Object Type: Article
System: The UNT Digital Library
Coinage Metal-Ethylene Complexes Supported by Tris(pyrazolyl)borates: A Computational Study (open access)

Coinage Metal-Ethylene Complexes Supported by Tris(pyrazolyl)borates: A Computational Study

Article discussing a computational study of coinage metal-ethylene complexes supported by tris(pyrazolyl)borates.
Date: February 18, 2009
Creator: Kazi, Abul B.; Dias, H. V. Rasika; Tekarli, Sammer M.; Morello, Glenn R. & Cundari, Thomas R., 1964-
Object Type: Article
System: The UNT Digital Library
Six-, Five-, and Four-Coordinate Ruthenium(II) Hydride Complexes Supported by N-Heterocyclic Carbene Ligands: Synthesis, Characterization, Fundamental Reactivity, and Catalytic Hydrogenation of Olefins, Aldehydes, and Ketones (open access)

Six-, Five-, and Four-Coordinate Ruthenium(II) Hydride Complexes Supported by N-Heterocyclic Carbene Ligands: Synthesis, Characterization, Fundamental Reactivity, and Catalytic Hydrogenation of Olefins, Aldehydes, and Ketones

This article discusses six-, five-, and four-coordinate ruthenium(II) hydride complexes.
Date: February 20, 2009
Creator: Lee, John P.; Ke, Zhuofeng; Ramírez, Magaly A.; Gunnoe, T. Brent; Cundari, Thomas R., 1964-; Boyle, Paul D. et al.
Object Type: Article
System: The UNT Digital Library
[Review] Tempting Fate: The Ethics of Dual-Use Research (open access)

[Review] Tempting Fate: The Ethics of Dual-Use Research

This article reviews the book "Ethical and Philosophical Consideration of the Dual-Use Dilemma in the Biological Sciences," by Seumas Miller and Michael J. Selgelid and published in 2008.
Date: March 20, 2009
Creator: Briggle, Adam
Object Type: Review
System: The UNT Digital Library
Theoretical derivation of EMOTION-II model for happy and unhappy emotions (open access)

Theoretical derivation of EMOTION-II model for happy and unhappy emotions

Article accompanying a poster presentation for the 2008 Computational Neuroscience Meeting. This article discusses the theoretical derivation of EMOTION-II model for happy and unhappy emotions.
Date: July 11, 2008
Creator: Tam, Nicoladie D.
Object Type: Article
System: The UNT Digital Library
Response of Complex Systems to Complex Perturbations: the Complexity Matching Effect (open access)

Response of Complex Systems to Complex Perturbations: the Complexity Matching Effect

Paper discussing the complexity matching effect.
Date: December 2006
Creator: Allegrini, Paolo; Bologna, Mauro; Grigolini, Paolo & West, Bruce J.
Object Type: Paper
System: The UNT Digital Library
Biodiversity Of Southernmost Forests And Tundra Ecosystems (open access)

Biodiversity Of Southernmost Forests And Tundra Ecosystems

Article discussing research on the biodiversity of the dominant vegetation in the world's southernmost forests and tundra ecosystems.
Date: October 26, 2007
Creator: Rozzi, Ricardo, 1960-; Massardo, Francisca; Anderson, Christopher B.; Armesto, Juan J., 1953-; Goffinet, Bernard; Silander, John August, 1945- et al.
Object Type: Article
System: The UNT Digital Library
Homogenization of Magnetodielectric Photonic Crystals (open access)

Homogenization of Magnetodielectric Photonic Crystals

This article discusses homogenization of magnetodielectric photonic crystals.
Date: July 9, 2004
Creator: Krokhin, Arkadii A. & Reyes, E.
Object Type: Article
System: The UNT Digital Library
Speed of Sound in Periodic Elastic Composites (open access)

Speed of Sound in Periodic Elastic Composites

In this article, the authors consider the low-frequency limit (homogenization) for propagation of sound waves in periodic elastic medium (phononic crystals).
Date: December 29, 2003
Creator: Krokhin, Arkadii A.; Arriaga, J. & Gumen, L.
Object Type: Article
System: The UNT Digital Library
Manaccan Church, Lizard Peninsula, Cornwall, England. (open access)

Manaccan Church, Lizard Peninsula, Cornwall, England.

Cover of The Hexagon bearing the image of the Church of Manacca in Cornwall, England. The church is a stone building with arched windows visible on two levels. A crenelated tower extends up from the nearest portion of the church. Tombstones are visible near the bottom of the image, with a fronded plant to the left. The picture has the logo of The Hexagon across its top, a photo of James and Virginia Marshall on the right, and a photo from an article about pharmaceutical jobs near the center.
Date: Autumn 2000
Creator: Marshall, James L., 1940- & Marshall, Virginia R.
Object Type: Article
System: The UNT Digital Library
Discovering "Rediscovery" (open access)

Discovering "Rediscovery"

Article containing an interview of James Marshall by Brian Coppola regarding Marshall's "Rediscovery of the Elements" articles. Marshall discusses his motivations for traveling to European locations where elements were discovered, his plans for the future, and other projects.
Date: Autumn 2000
Creator: Marshall, James L., 1940- & Coppola, Brian P.
Object Type: Article
System: The UNT Digital Library
Rediscovery of the Elements: Althofen, Austria and Auer von Welsbach (open access)

Rediscovery of the Elements: Althofen, Austria and Auer von Welsbach

Article recounting a visit to sites related to Baron Carl Auer von Welsbach, discoverer of lutetium and ytterbium and inventor of the incandescent "Welsbach mantle." Maps and tourist information are provided regarding the Welsbach Museum in Treibach, Austria.
Date: Spring 2002
Creator: Marshall, James L., 1940- & Marshall, Virginia R.
Object Type: Article
System: The UNT Digital Library
Rediscovery of the Elements: Europium. Eugène Demarcay (open access)

Rediscovery of the Elements: Europium. Eugène Demarcay

Article describing Eugène Demarcay and his discovery of europium. The authors toured Paris, France, in search of locations important to Demarcay, providing the reader with maps and historical information regarding the sites.
Date: Summer 2003
Creator: Marshall, James L., 1940- & Marshall, Virginia R.
Object Type: Article
System: The UNT Digital Library
Rediscovery of the Elements: Agricola (open access)

Rediscovery of the Elements: Agricola

Article describing the career and discoveries of Georgius Agricola. Tourist information regarding locations important to his life are visited and discussed.
Date: Autumn 2005
Creator: Marshall, James L., 1940- & Marshall, Virginia R.
Object Type: Article
System: The UNT Digital Library
Rediscovery of the Elements: The Grand Tour (open access)

Rediscovery of the Elements: The Grand Tour

Article advertising the release of "Rediscovery of the Elements" on DVD with additional information.
Date: Autumn 2008
Creator: Marshall, James L., 1940- & Marshall, Virginia R.
Object Type: Article
System: The UNT Digital Library
Rediscovery of the Elements: Jáchymov (Joachimsthal), Czech Republic (open access)

Rediscovery of the Elements: Jáchymov (Joachimsthal), Czech Republic

Article describing Jáchymov, Czech Republic, and its relation to radon. Tourist information is included for pertinent areas.
Date: Winter 2008
Creator: Marshall, James L., 1940- & Marshall, Virginia R.
Object Type: Article
System: The UNT Digital Library
Nikolaikirche and Apotheke zum Bären, Berlin, Germany (open access)

Nikolaikirche and Apotheke zum Bären, Berlin, Germany

Front cover of volume 100, issue 1 of The Hexagon, featuring the multistory brick and stone church, Nikolaikirche. The church's first several floors are comprised of older stone work while the upper stories use newer red brick. People and vehicles are on the street near the church, and a row of buildings can be seen in the background to the left. The magazine's logo is printed over the church's bluish roof spires. The inside cover contains a table of contents, staff credits, and an editorial.
Date: Spring 2009
Creator: Marshall, James L., 1940- & Marshall, Virginia R.
Object Type: Article
System: The UNT Digital Library
Delivering Pretzels in Berlin (open access)

Delivering Pretzels in Berlin

Front cover of the Winter 2009 issue of The Hexagon, featuring a man in a Berlin shirt riding a bicycle laden with large pretzels. A small dog on a leash follows alongside of him. The inside cover has a table of contents, a list of staff, and an editorial.
Date: Winter 2009
Creator: Marshall, James L., 1940- & Marshall, Virginia R.
Object Type: Article
System: The UNT Digital Library