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Related papers: Quantum Capacitance Spectroscopy of Single Nanotub…

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We report a measurement on quantum capacitance of individual semiconducting and small band gap SWNTs. The observed quantum capacitance is remarkably smaller than that originating from density of states and it implies a strong electron…

Mesoscale and Nanoscale Physics · Physics 2010-06-04 Junfeng Dai , Jun Li , Hualing Zeng , Xiaodong Cui

This paper was withdrawn by the author because severe errors were discovered.

Quantum Physics · Physics 2007-10-10 Danko Dimchev Georgiev

A theoretical study of single electron capacitance spectroscopy in quantum dots is presented. Exact diagonalizations and the unrestricted Hartree-Fock approximation have been used to shed light over some of the unresolved aspects. The…

Condensed Matter · Physics 2009-10-22 J. J. Palacios , L. Martin-Moreno , G. Chiappe , E. Louis , C. Tejedor

This article demonstrates that a commonly-made assumption in quantum yield calculations may produce errors of up to 25% in extreme cases and can be corrected by a simple modification to the analysis.

Chemical Physics · Physics 2007-05-23 Stephen P. Nighswander-Rempel

We show how lattice Quantum Monte Carlo simulations can be used to calculate electronic properties of carbon nanotubes in the presence of strong electron-electron correlations. We employ the path integral formalism and use methods developed…

High Energy Physics - Lattice · Physics 2018-04-18 Evan Berkowitz , Christopher Koerber , Stefan Krieg , Peter Labus , Timo A. Laehde , Thomas Luu

We present the first demonstration of an end-to-end pipeline with quantum error correction (QEC) for a quantum computation of the electronic structure of molecular systems. We calculate the ground-state energy of molecular hydrogen, using…

The precise theoretical determination of the geometrical parameters of molecules at the minima of their potential energy surface and of the corresponding vibrational properties are of fundamental importance for the interpretation of…

Strongly Correlated Electrons · Physics 2013-06-19 Andrea Zen , Delyan Zhelyazov , Leonardo Guidoni

The calculation results of dependencies of electric current in the infinitely long single-wall metallic carbon nanotubes of armchair type with different diameter values on the strength of constant and uniform longitudinal electric field…

Mesoscale and Nanoscale Physics · Physics 2013-12-02 Dmitry Pozdnyakov

The limits of frequency resolution in nano-NMR experiments have been discussed extensively in recent years. It is believed that there is a crucial difference between the ability to resolve a few frequencies and the precision of estimating a…

The covalent functionalization of single-walled carbon nanotubes (SWCNTs) with luminescent quantum defects enables their application as near-infrared single-photon sources, as optical sensors, and for in-vivo tissue imaging. Tuning the…

The vexing error of excess variance in the sizing of single particles degrades accuracy in applications ranging from quality control of nanoparticle products to hazard assessment of nanoplastic byproducts. The particular importance of lipid…

Soft Condensed Matter · Physics 2023-07-11 Andrew C. Madison , Adam L. Pintar , Craig R. Copeland , Natalia Farkas , Samuel M. Stavis

Neural networks (NNs) often assign high confidence to their predictions, even for points far out-of-distribution, making uncertainty quantification (UQ) a challenge. When they are employed to model interatomic potentials in materials…

Machine Learning · Computer Science 2023-12-27 Aik Rui Tan , Shingo Urata , Samuel Goldman , Johannes C. B. Dietschreit , Rafael Gómez-Bombarelli

Quantum error correction is required to compensate for the fragility of the state of a quantum computer. We report the first experimental implementations of quantum error correction and confirm the expected state stabilization. In NMR…

Quantum Physics · Physics 2009-10-31 D. G. Cory , W. Mass , M. Price , E. Knill , R. Laflamme , W. H. Zurek , T. F. Havel , S. S. Somaroo

One of the fundamental conditions for one-way quantum computation (1WQC) is the ability to make sequential measurements on isolated qubits that comprise the highly entangled resource for 1WQC, the cluster state. This has been a significant…

Quantum Physics · Physics 2009-11-13 Timothy P. Friesen , David L. Feder

This paper has been withdrawn by the author due to a crucial error.

Strongly Correlated Electrons · Physics 2007-05-23 K. Sasaki , A. A. Farajian , H. Mizuseki , Y. Kawazoe

Single-world unitary quantum theories imply that some measurements have results whose probabilities can not be calculated by the Born rule.

Quantum Physics · Physics 2019-09-18 J. Finkelstein

We calculated the image potentials of single-walled carbon nanotubes of various structures in the condition of field emission with a quantum chemistry method. The image potential of the single-walled carbon nanotubes can be well fitted with…

Materials Science · Physics 2008-08-10 Weiliang Wang , Jie Peng , Guihua Chen , Shaozhi Deng , Ningsheng Xu , Zhibing Li

withdrawn due to detection of numerical errors

Nuclear Theory · Physics 2008-04-16 Vinod Chandra , V. Ravishankar

Quantum simulation of molecular electronic structure is one of the most promising applications of quantum computing. However, achieving chemically accurate predictions for strongly correlated systems requires quantum phase estimation (QPE)…

Quantum Physics · Physics 2026-03-31 Shota Kanasugi , Riki Toshio , Kazunori Maruyama , Hirotaka Oshima

Interactions between atoms of bound single-walled carbon nanotubes (SWNTs) are known to cause measurable distortion to the tube's original circular cross-section frame. High-resolution transmission electron microscope (TEM) investigation…

Materials Science · Physics 2007-05-23 Z. R. Abrams , Y. Hanein
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