Hauke Fischer

ORCID: 0000-0002-8519-9922
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Research Areas
  • Cosmology and Gravitation Theories
  • Quantum Electrodynamics and Casimir Effect
  • Black Holes and Theoretical Physics
  • Dark Matter and Cosmic Phenomena
  • Quantum, superfluid, helium dynamics
  • Ethics in Clinical Research
  • Electronic Health Records Systems
  • Adaptive optics and wavefront sensing
  • Emergency and Acute Care Studies
  • Health and Medical Studies
  • Clinical practice guidelines implementation
  • Astro and Planetary Science
  • Scientific Measurement and Uncertainty Evaluation
  • Radio Astronomy Observations and Technology
  • Experimental and Theoretical Physics Studies
  • Advanced Measurement and Metrology Techniques
  • Health Promotion and Cardiovascular Prevention
  • Relativity and Gravitational Theory
  • Gamma-ray bursts and supernovae
  • Noncommutative and Quantum Gravity Theories

TU Wien
2022-2024

Carl von Ossietzky Universität Oldenburg
2019-2020

The last few decades have provided abundant evidence for physics beyond the two standard models of particle and cosmology. As is now known, by far largest part our universe’s matter/energy content lies in ‘dark’, consists dark energy matter. Despite intensive efforts on experimental as well theoretical side, origins both are still completely unknown. Screened scalar fields been hypothesized potential candidates or Among these, some most prominent chameleon, symmetron, environment-dependent...

10.3390/universe10070297 article EN cc-by Universe 2024-07-15

We use previously obtained experimental results by neutron interferometry to effectively constrain the parameter space of several prominent dark energy models. This investigation encompasses environment-dependent dilaton field, a compelling contender for that emerges naturally within strong coupling limit string theory, alongside symmetron and chameleon fields. Our study presents substantial improvements over previous constraints fields, improving orders magnitude. However, analysis does not...

10.1093/ptep/ptae014 article EN cc-by Progress of Theoretical and Experimental Physics 2024-01-25

The environment-dependent dilaton field is a well-motivated candidate for dark energy and naturally arises in the strong coupling limit of string theory. In this article, we present very first experimental constraints on parameters model. For this, employ data obtained from qBounce collaboration Lunar Laser Ranging (LLR) experiment. Furthermore, forecast expected Casimir And Non Newtonian force EXperiment (Cannex) soon to be realised an improved setup. Finally, provide detailed analysis...

10.1016/j.dark.2024.101419 article EN cc-by Physics of the Dark Universe 2024-01-08

During the past few decades, abundant evidence for physics beyond two standard models of particle and cosmology was found. Yet, we are tapping in dark regarding our understanding sector. For more than a century, open problems related to nature vacuum remained unresolved. As well as traditional high-energy frontier cosmology, technological advancement provides complementary access new via high-precision experiments. Among latter, Casimir And Non-Newtonian force EXperiment (Cannex) has...

10.3390/physics6020045 article EN cc-by Physics 2024-05-07

We derive approximate analytical solutions to the environment-dependent dilaton field theory equations in presence of a one or two mirror system sphere. The one-dimensional motion are integrated for each system. obtained herein can be applied \textit{q}BOUNCE experiments, neutron interferometry and calculation induced "Casimir force" \textsc{Cannex} experiment as well Lunar Laser Ranging. They typical Damour-Polyakov screening mechanism whereby deviations from General Relativity suppressed...

10.1140/epjc/s10052-022-10905-w article EN cc-by The European Physical Journal C 2022-10-20

Abstract Numerous tabletop experiments have been dedicated to exploring the manifestations of screened scalar field dark energy, such as symmetron or chameleon fields. Precise theoretical predictions require simulating configurations within respective experiments. This paper focuses onto less-explored environment-dependent dilaton field, which emerges in strong coupling limit string theory. Due its exponential self-coupling, this can exhibit significantly steeper slopes compared and fields,...

10.1088/1475-7516/2024/10/026 article EN cc-by Journal of Cosmology and Astroparticle Physics 2024-10-01

10.1016/j.dark.2024.101756 article EN cc-by Physics of the Dark Universe 2024-12-10

Each year, millions of rescue operations occur in Germany. Despite rising numbers, there is a shortfall systematic quality management (QM). Focusing on finding the required parameters, this work aims at linking heterogeneous and distributed data sources patient-level. Presented here necessary IT infrastructure for patients' records properly efficiently. The focus to provide lightweight easy applicable solution with an utmost generic approach.

10.3233/shti190673 article EN Studies in health technology and informatics 2019-01-01

Numerous tabletop experiments have been dedicated to exploring the manifestations of screened scalar field dark energy, such as symmetron or chameleon fields. Precise theoretical predictions require simulating configurations within respective experiments. This paper focuses onto less-explored environment-dependent dilaton field, which emerges in strong coupling limit string theory. Due its exponential self-coupling, this can exhibit significantly steeper slopes compared and fields, equations...

10.48550/arxiv.2401.16179 preprint EN arXiv (Cornell University) 2024-01-29

During the past few decades, abundant evidence for physics beyond two standard models of particle and cosmology was found. Yet, we are tapping into dark regarding our understanding sector. For more than a century, open problems related to nature vacuum remain unresolved. Besides traditional high-energy frontier cosmology, technological advancement provides complementary access new via high-precision experiments. Among latter, Casimir And Non-Newtonian force EXperiment (\cannex{}) has...

10.48550/arxiv.2403.10998 preprint EN arXiv (Cornell University) 2024-03-16

The last few decades have provided abundant evidence for physics beyond the two standard models of particle and cosmology. As is now known, by far largest part our universe's matter/energy content lies in `dark' consists dark energy matter. Despite intensive efforts on experimental as well theoretical side, origins both are still completely unknown. Screened scalar fields been hypothesized potential candidates or Among these, some most prominent chameleon, symmetron, environment-dependent...

10.3390/universe10070297 preprint EN arXiv (Cornell University) 2024-05-23

Light scalar fields play a variety of roles in modern physics, especially cosmology and modified theories gravity. For this reason, there is zoo experiments actively trying to find evidence for many field models that have been proposed theoretical considerations. Among those are setups which the pressures expected be induced by light between two parallel plates studied, example, Casimir force experiments. While it known classical quantum caused could significant impacts on such experiments,...

10.1016/j.dark.2024.101756 preprint EN arXiv (Cornell University) 2024-07-30

Modern research projects in healthcare and medical are oftentimes multi-centered, multi-disciplinary, conducted by a consortium of multiple collaborators. Increasingly, the resulting data emanating emerging from different primary secondary sources is linked on personal level. The General Data Protection Regulation regulates many fundamental processes such projects. Despite regulatory framework given, it can happen that collaborator does not handle properly. We propose systematic risk...

10.3233/shti200338 article EN Studies in health technology and informatics 2020-01-01

The environment-dependent dilaton field is a well-motivated candidate for dark energy and naturally arises in the strong coupling limit of string theory. In this article, we present very first experimental constraints on parameters model. For this, employ data obtained from qBounce collaboration Lunar Laser Ranging (LLR) experiment. Furthermore, forecast expected exclusion plots Casimir And Non Newtonian force EXperiment (Cannex) soon to be realised an improved setup. Finally, provide...

10.48550/arxiv.2307.00243 preprint EN cc-by arXiv (Cornell University) 2023-01-01

The environment-dependent dilaton field is a well-motivated candidate for dark energy and naturally arises in the strong coupling limit of string theory. In this article, we present very first experimental constraints on parameters model. For this, employ data obtained from qBounce collaboration Lunar Laser Ranging (LLR) experiment. Furthermore, forecast expected Casimir And Non Newtonian force EXperiment (Cannex) soon to be realised an improved setup. Finally, provide detailed analysis...

10.2139/ssrn.4643456 preprint EN 2023-01-01
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