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Aging and non-equilibrium critical phenomena in Monte Carlo simulations of 3D pure and diluted Ising models

Pavel V. Prudnikov, Vladimir V. Prudnikov, Evgeny A. Pospelov, Petr N. Malyarenko and Andrey N. Vakilov.

in Progress of Theoretical and Experimental Physics

May 2015; p ublished online May 2015 .

Journal Article. Subjects: Classical Mechanics; Computational Physics. 8524 words.

We investigate the non-equilibrium critical evolution of statistical systems and describe of its some features, such as aging and violation of the fluctuation-dissipation theorem. We...

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Anomalous Decay of Unstable State and Wave Propagation in the Friedrichs Model Consisting of a Discrete State and the Fibonacci Lattice

Masato Fujiyoshi and Shuichi Tasaki.

in Progress of Theoretical Physics

November 2009; p ublished online November 2009 .

Journal Article. Subjects: Condensed Matter Physics; Quantum Physics; Computational Physics. 0 words.

The decay of an unstable state in the weakly coupled Friedrichs model, consisting of a discrete state and the Fibonacci lattice, is investigated numerically. The survival probability is...

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Averaged Semiquantum Method Is a Useful Tool to Predict the Decoherence of Kicked Harmonic Oscillator System

Zhuo Wang and Quan-lin Jie.

in Progress of Theoretical Physics

February 2010; p ublished online February 2010 .

Journal Article. Subjects: Quantum Physics; Classical Mechanics; Computational Physics. 0 words.

We investigate the quantum-classical correspondence of kicked harmonic oscillator (KHO) model by the averaged semiquantum method. Furthermore, we investigate the decoherence of N dimensiona...

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Characterization of a thermal neutron beam monitor based on gas electron multiplier technology

Gabriele Croci, Carlo Cazzaniga, Gerardo Claps, Marco Tardocchi, Marica Rebai, Fabrizio Murtas, Espedito Vassallo, Roberto Caniello, Enrico Perelli Cippo, Giovanni Grosso, Valentino Rigato and Giuseppe Gorini.

in Progress of Theoretical and Experimental Physics

P ublished online August 2014 .

Journal Article. Subjects: Computational Physics; Physics. 5985 words.

Research into valid alternatives to [math]He detectors is fundamental to the affordability of new neutron spallation sources like the European Spallation Source (ESS). In the case of ESS it...

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Efficient Implementations of Molecular Dynamics Simulations for Lennard-Jones Systems

Hiroshi Watanabe, Masaru Suzuki and Nobuyasu Ito.

in Progress of Theoretical Physics

August 2011; p ublished online August 2011 .

Journal Article. Subjects: Computational Physics. 0 words.

Efficient implementations of the classical molecular dynamics (MD) method for Lennard-Jones particle systems are considered. Not only general algorithms but also techniques that are...

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Enhancement of muonium emission rate from silica aerogel with a laser-ablated surface

G. A. Beer, Y. Fujiwara, S. Hirota, K. Ishida, M. Iwasaki, S. Kanda, H. Kawai, N. Kawamura, R. Kitamura, S. Lee, W. Lee, G. M. Marshall, T. Mibe, Y. Miyake, S. Okada, K. Olchanski, A. Olin, H. Ohnishi, Y. Oishi, M. Otani, N. Saito, K. Shimomura, P. Strasser, M. Tabata, D. Tomono, K. Ueno, E. Won and K. Yokoyama.

in Progress of Theoretical and Experimental Physics

P ublished online September 2014 .

Journal Article. Subjects: Computational Physics; Particles and Fields. 2820 words.

Emission of muonium ([math]) atoms from a laser-processed aerogel surface into vacuum was studied for the first time. Laser ablation was used to create hole-like regions with diameter of...

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Free-energy formula for emittance-growth estimation in intense mismatched beams

Kazuya Osaki and Hiromi Okamoto.

in Progress of Theoretical and Experimental Physics

September 2015; p ublished online September 2015 .

Journal Article. Subjects: Computational Physics. 4969 words.

We construct a theoretical model that allows a quick estimate of emittance growth in an intense charged-particle beam initially mismatched to an external linear focusing potential. The...

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Jost function method on a Lagrange mesh

Hiroshi Masui, Shigeyoshi Aoyama and Daniel Baye.

in Progress of Theoretical and Experimental Physics

P ublished online December 2013 .

Journal Article. Subjects: Computational Physics. 5678 words.

In a new formalism of the Jost function method, the coupled first-order differential equations are solved on a Lagrange mesh. To this end, we modify the original definition of the expansion...

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The Large Hadron Collider, a personal recollection

Lyndon Evans.

in Progress of Theoretical and Experimental Physics

P ublished online February 2014 .

Journal Article. Subjects: Computational Physics; Particles and Fields. 6214 words.

The construction of the Large Hadron Collider (LHC) has been a massive endeavor spanning almost 30 years from conception to commissioning. Building the machine with the highest possible...

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Magnetic field enhancement at a pit on the surface of a superconducting accelerating cavity

Takayuki Kubo.

in Progress of Theoretical and Experimental Physics

July 2015; p ublished online July 2015 .

Journal Article. Subjects: Computational Physics. 7074 words.

The thermal magnetic breakdown due to the magnetic field enhancement at a pit is the major obstacle to achieving a high accelerating field using a superconducting radio-frequency cavity....

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