activity
19942021
most citedThe Fermi-Pasta-Ulam problem: 50 years of progress

350 citations · 1.5k across the 108 of their papers we have counts for

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Showing 2003Show all

8 papers · 1 filter

quant-ph2003

Analytic solutions for quantum logic gates and modeling pulse errors in a quantum computer with a Heisenberg interaction

G. P. Berman, D. I. Kamenev, V. I. Tsifrinovich

We analyze analytically and numerically quantum logic gates in a one-dimensional spin chain with Heisenberg interaction. Analytic solutions for basic one-qubit gates and swap gate…

cond-mat2003★ 2 cited

Regular and Random Magnetic Resonance Force Microscopy Signal with a Cantilever Oscillating Parallel to a Sample Surface

G. P. Berman, V. N. Gorshkov, V. I. Tsifrinovich

We study theoretically the magnetic resonance force microscopy (MRFM) in oscillating cantilever-driven adiabatic reversals (OSCAR) technique, for the case when the cantilever tip o…

quant-ph2003

Minimization of nonresonant effects in a scalable Ising spin quantum computer

G. P. Berman, D. I. Kamenev, V. I. Tsifrinovich

The errors caused by the transitions with large frequency offsets (nonresonant transitions) are calculated analytically for a scalable solid-state quantum computer based on a one-d…

quant-ph2003★ 9 cited

Long time Evolution of Quantum Averages Near Stationary Points

Gennady Berman, Misha Vishik

We construct explicit expressions for quantum averages in coherent states for a Hamiltonian of degree 4 with a hyperbolic stagnation point. These expressions are valid for all time…

cond-mat2003★ 3 cited

Reduction of Magnetic Noise in Magnetic Resonance Force Microscopy

G. P. Berman, V. N. Gorshkov, V. I. Tsifrinovich

We study the opportunity to reduce a magnetic noise produced by a uniform cantilever with a ferromagnetic particle in magnetic resonance force microscopy (MRFM) applications. We de…

quant-ph2003★ 1 cited

Neutral Radical Molecules Ordered in Self-Assembled Monolayer Systems for Quantum Information Processing

A. Tamulis, V. I. Tsifrinovich, S. Tretiak +2

Implementation of quantum information processing based on spatially localized electronic spins in stable molecular radicals is discussed. The necessary operating conditions for suc…

cond-mat2003★ 5 cited

Random Spin Signal in Magnetic Resonance Force Microscopy

G. P. Berman, V. N. Gorshkov, V. I. Tsifrinovich

We study a random magnetic resonance force microscopy (MRFM) signal caused by the thermal vibrations of high frequency cantilever modes in the oscillating cantilever-driven adiabat…

cond-mat2003★ 105 cited

Relaxation and Zeno effect in qubit measurements

S. A. Gurvitz, L. Fedichkin, D. Mozyrsky +1

We consider a qubit interacting with its environment and continuously monitored by a detector represented by a point contact. Bloch-type equations describing the entire system of t…