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19932026
most citedQuantum privacy amplification and the security of quantum cryptography over noisy channels

1.3k citations

Showing 2004Show all

6 papers · 1 filter

hep-th2004★ 3 cited

Infra-Red Finite, Physical Electron Propagator in 2+1 Dimensions

Martin Lavelle, Zak Mazumder

In this paper we study the infra-red behaviour of a gauge invariant and physically motivated description of a charged particle in 2+1 dimensions. We show that both the mass shift a…

hep-th2004★ 50 cited

The Casimir Energy for a Hyperboloid Facing a Plate in the Optical Approximation

O. Schroeder, A. Scardicchio, R. L. Jaffe

We study the Casimir energy of a massless scalar field that obeys Dirichlet boundary conditions on a hyperboloid facing a plate. We use the optical approximation including the firs…

hep-ph2004

Variational techniques in non-perturbative QCD

Alex Kovner, J. Guilherme Milhano

We review attempts to apply the variational principle to understand the vacuum of non-abelian gauge theories. In particular, we focus on the method explored by Ian Kogan and collab…

cond-mat.mtrl-sci2004★ 64 cited

Stress effect on magnetoimpedance (MI) in amorphous wires at GHz frequencies and application to stress-tunable microwave composite materials

L. V. Panina, S. I. Sandacci, D. P. Makhnovskiy

The effect of tensile stress on magnetoimpedance (MI) in CoMnSiB amorphous wires at microwave frequencies (0.5-3 GHz) is investigated both experimentally and theoretically. In the…

physics.ins-det2004★ 124 cited

Off-diagonal impedance in amorphous wires and application to linear magnetic sensors

S. I. Sandacci, D. P. Makhnovskiy, L. V. Panina +2

The magnetic-field behaviour of the off-diagonal impedance in Co-based amorphous wires is investigated under the condition of sinusoidal (50 MHz) and pulsed (5 ns rising time) curr…

cond-mat.mtrl-sci2004★ 27 cited

Stress-Dependent Magnetoimpedance in Co-Based Amorphous Wires and Application to Tunable Microwave Composites

S. I. Sandacci, D. P. Makhnovskiy, L. V. Panina +1

A remarkably strong dependence of magnetoimpedance (MI) on tensile stress has been observed in the microwave frequency range for thin CoMnSiB glass-coated microwires exposed to a s…