activity
19962020
most citedAtom Transfer and Single-Adatom Contacts

214 citations · 877 across the 48 of their papers we have counts for

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21 papers · 1 filter

quant-ph2012

Quantum mechanics: A new chapter?

Werner A. Hofer

We review the conceptual problems in quantum mechanics on a fundamental level. It is shown that the proposed model of extended electrons and a clear understanding of rotations in t…

quant-ph2011

Solving the Einstein-Podolksy-Rosen puzzle: a possible origin of non-locality

Werner A. Hofer

So far no mechanism is known, which could connect the two measurements in a Bell-type experiment with a speed beyond the speed of light, commonly considered the ultimate limit of p…

quant-ph2010★ 19 cited

Unconventional approach to orbital-free density functional theory derived from a model of extended electrons

Werner A. Hofer

An equation proposed by Levy, Perdew and Sahni in 1984 [PRA 30, 2745 (1984)] is an orbital--free formulation of density functional theory. However, this equation describes a bosoni…

quant-ph2002★ 1 cited

Comment on ''Matter-Wave Interferometer for Large Molecules'' (quant-ph/0202158)

R. Stadler, W. A. Hofer

Diffraction experiments have moved to ever heavier objects in recent years, now standing at the level of large molecules. Experiments in materials science on the other hand have co…

quant-ph2001

Numerical simulation of interference experiments in a local hidden variables model

W. A. Hofer

We present a theoretical model which allows to keep track of all photons in an interferometer. The model is implemented in a numerical scheme, and we simulate photon interference m…

quant-ph2001★ 2 cited

Numerical simulation of Einstein-Podolsky-Rosen experiments in a local hidden variables model

W. A. Hofer

We simulate correlation measurements of entangled photons numerically. The model employed is strictly local. In our model correlations arise from a phase, connecting the electromag…

quant-ph2001

Visibility, efficiency, and Bell violations in real Einstein-Podolsky-Rosen experiments

W. A. Hofer

The violation of Bell's inequalities in Einstein-Podolsky-Rosen experiments has been demonstrated for photons and ions. In all experiments of this kind the relation between visibil…

quant-ph2001★ 2 cited

Simulation of Einstein-Podolsky-Rosen experiments in a local hidden variables model with limited efficiency and coherence

W. A. Hofer

We simulate correlation measurements of entangled photons numerically. The model employed is strictly local. The correlation is determined by its classical expression with one deci…

quant-ph2001

Masses and fields in Microdynamics: a possible foundation for dynamic gravity

W. A. Hofer

The quest for a complete theory of microphysics is probably near the top of the agenda in fundamental physics today. We survey existing modifications of quantum mechanics to assess…

quant-ph2000

Understanding Spin: the field theory of magnetic interactions

W. A. Hofer

Spin is commonly thought to reflect the true quantum nature of microphysics. We show that spin is related to intrinsic and field-like properties of single particles. These properti…

quant-ph2000★ 1 cited

Information transfer via the phase: A local model of Einstein-Podolksy-Rosen experiments

W. A. Hofer

Conventionally, one interprets the correlations observed in Einstein-Podolsky-Rosen experiments by Bell's inequalities and quantum nonlocality. We show, in this paper, that identic…

quant-ph2000★ 2 cited

Measurements in quantum physics: towards a physical picture of relevant processes

W. A. Hofer

We propose a new structure of ensembles in quantum theory, based on the recently introduced intrinsic properties of electrons and photons. On this statistical basis the spreading o…

quant-ph2000

Evidence for a dynamic origin of charge

W. A. Hofer

The fundamental equations of particle motion lead to a modified Poisson equation including dynamic charge. This charge derives from density oscillations of a particle; it is not di…

quant-ph1999★ 2 cited

A realist view of the electron: recent advances and unsolved problems

W. a. Hofer

In view of experimentally obtainable resolutions, equal to the Compton wavelength of an electron, the conventional interpretation of quantum mechanics no longer seems to provide a…

quant-ph1999

On interference: the scalar problem

W. A. Hofer

Single-slit and two-slit interferometer measurements of electrons are analyzed within the realistic model of particle propagation. In a step by step procedure we show that all curr…

quant-ph1998★ 6 cited

Internal structures of electrons and photons: the concept of extended particles revisited

W. A. Hofer

The theoretical foundations of quantum mechanics and de Broglie--Bohm mechanics are analyzed and it is shown that both theories employ a formal approach to microphysics. By using a…

quant-ph1998

Electron acceleration due to photon absorption: A possible origin of the infinity problems in relativistic quantum fields

W. A. Hofer

Based on the concept of extended particles recently introduced we perform a Gedankenexperiment accelerating single electrons with photons of suitably low frequency. Accounting for…

quant-ph1998★ 4 cited

A dynamic model of atoms: structure, internal interactions and photon emissions of hydrogen

W. A. Hofer

The standard solution of the Schroedinger equation for the hydrogen atom is analyzed. Comparing with the recently established internal properties of electrons it is found, that the…

quant-ph1997

Internal structures of electrons and photons and some consequences in relativistic physics

W. A. Hofer

The theoretical foundations of quantum mechanics and de Broglie-Bohm mechanics are analyzed and it is shown that both theories employ a formal approach to microphysics. By using a…

quant-ph1997

Non--locality of particle spin: a consequence of interaction energy?

W. A. Hofer

Neutron interference measurements with macroscopic beam separation allow to study the influence of magnetic fields on spin properties. By calculating the interaction energy with a…

quant-ph1996★ 6 cited

Beyond Uncertainty: the internal structure of electrons and photons

W. A. Hofer

The wave-structure of moving electrons is analyzed on a fundamental level by employing a modified de Broglie relation. Formalizing the wave-function in real notation yields int…