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Propagation of light in low pressure gas
Propagation of light low pressure gas
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2012/4/27
The criticism by W. E. Lamb, W. Schleich, M. Scully, C. Townes of a simplified quantum electrodynamics which represents the photon as a true particle is illustrated. Collisions being absent in low-pre...
Very High Precision Determination of Low-Energy Parameters: The 2-d Heisenberg Quantum Antiferromagnet as a Test Case
Very High Precision Determination of Low-Energy Paraameters 2-d Heisenberg Quantum Antiferromagnet Test Case
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2011/1/14
The 2-d spin 1 2 Heisenberg antiferromagnet with exchange coupling J is investigated on a periodic square lattice of spacing a at very small temperatures using the loop-cluster algorithm. Monte Carlo ...
Coupled-channels density-matrix approach to low-energy nuclear collision dynamics: A technique for quantifying quantum decoherence effects on reaction observables
Coupled-channels density-matrix low-energy nuclear collision dynamics reaction observables
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2010/11/11
The coupled-channels density-matrix technique for nuclear reaction dynamics, which is based on the Liouville-von Neumann equation with Lindblad dissipative terms, is developed with the inclusion of fu...
Low energy states dynamic of entanglement for spin systems
Low energy states dynamic of entanglement spin systems
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2010/10/20
We have composed the ideas of quantum renormalization group and quantum information by
exploring the low energy states dynamic of entanglement resources of a system close to its quantum critical poin...
Phosphorus Spin Coherence Times in Silicon at Very Low Temperatures
magnetic resonance donor spins in silicon quantum computing
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2010/10/27
Phosphorus donor spin coherence in isotopically pure 28 silicon is measured at very low temperatures using pulsed electron spin resonance. The isolated spin T2 varies unexpectedly with phosphorus conc...
Low-loss negative refraction by laser induced magneto-electric cross-coupling
Low-loss negative refraction laser magneto-electric cross-coupling
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2010/4/7
We discuss the feasibility of negative refraction with reduced absorption in coherently driven atomic media. Coherent coupling of an electric and a magnetic dipole transition by laser fields induces m...
Low-Lying States of the A+B-A+B- Coulomb Systems
in Two-Dimensional Quantum Dots
few-body physics
A+B-A+B-
Coulomb
system symmetry
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2007/8/15
2001Vol.35No.3pp.335-338DOI:
Low-Lying States of the A+B-A+B- Coulomb Systems
in Two-Dimensional Quantum Dots
XIE Wen-Fang
Department of Physics, Guangzhou University,...
Low-Resistant Band-Passing Noise and Its Dynamical Effects
n-order noise ballistic diffusion Langevin simulation ratchet system
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2007/8/15
2007Vol.48No.1pp.112-116DOI:
Low-Resistant Band-Passing Noise and Its Dynamical Effects
BAI Zhan-Wu
Department of Applied Physics, North China Electric
Power Universit...
Graph Properties and Circular Functions: How Low Can Quantum Query Complexity Go.
Graph Properties Circular Functions Quantum Query
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2012/11/29
In decision tree models, considerable attention has been paid on the effect of symmetry on computational complexity.That is, for a permutation group Γ, how low can the complexity be for any boolean fu...
An Introduction to Numerical Methods in Low-Dimensional Quantum Systems
Numerical Methods Low-Dimensional Quantum Systems
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2010/10/27
This is an introductory course to the Lanczos Method and Density Matrix Renormalization Group Algorithms (DMRG), two among the leading numerical techniques applied in studies of low-dimensional quantu...