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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
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
System: The UNT Digital Library
Canonical and noncanonical equilibrium distribution (open access)

Canonical and noncanonical equilibrium distribution

Article discussing research on canonical and noncanonical equilibrium distribution.
Date: 2001
Creator: Annunziato, Mario; Grigolini, Paolo & West, Bruce J.
System: The UNT Digital Library
Trajectory versus probability density entropy (open access)

Trajectory versus probability density entropy

In this article, the authors show that the widely accepted conviction that a connection can be established between the probability density entropy and the Kolmogorov-Sinai (KS) entropy is questionable.
Date: 2001
Creator: Bologna, Mauro; Grigolini, Paolo; Karagiorgis, Markos & Rosa, Angelo
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.
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.
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.
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
System: The UNT Digital Library
Effects of Cs deposition on the field-emission properties of single-walled carbon-nanotube bundles (open access)

Effects of Cs deposition on the field-emission properties of single-walled carbon-nanotube bundles

This article discusses the effects of Cs deposition on the field-emission properties of single-walled carbon-nanotube bundles.
Date: January 1, 2001
Creator: Wadhawan, Atul; Stallcup, Richard E. & Pérez, José M.
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.
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.
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
System: The UNT Digital Library