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Article
First-Order Greedy Invariant-Domain Preserving Approximation for Hyperbolic Problems: Scalar Conservation Laws, and p-System
The paper focuses on first-order invariant-domain preserving approximations of hyperbolic systems. We propose a new way to estimate the artificial viscosity that has to be added to make explicit, conservative,...
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Article
Open AccessAll eyes on PCS: analysis of the retinal microvasculature in patients with post-COVID syndrome—study protocol of a 1 year prospective case–control study
Since widespread vaccination against COVID-19, the development of effective antiviral drugs, and the decreasing number of patients with COVID-19 in intensive care, the risk from SARS-CoV-2 infection appears le...
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Article
Paper of RILEM TC 282-CCL: mineralogical characterization methods for clay resources intended for use as supplementary cementitious material
To respond to the rapid introduction and development of calcined clays as supplementary cementitious material (SCM), the toolbox of characterization methods for cementitious materials requires extension to raw...
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Article
Properties and occurrence of clay resources for use as supplementary cementitious materials: a paper of RILEM TC 282-CCL
The use of clays as resource of supplementary cementitious materials (SCMs) for a new generation of low-carbon cements and concretes is currently the subject of intense research efforts. To this purpose, a lar...
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Article
Open AccessClay calcination technology: state-of-the-art review by the RILEM TC 282-CCL
The use of calcined clays as supplementary cementitious materials provides the opportunity to significantly reduce the cement industry’s carbon burden; however, use at a global scale requires a deep understand...
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Article
Integrated nature conservation valuation (INCV): A new biotic area-assessment method based on habitats and species occurrences and derivation of hydroecologic vulnerability
Groundwater depletion through drinking water abstraction, irrigation or climate change generally has a negative impact on terrestrial groundwater-dependent ecosystems. Towards the concept of ecologically susta...
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Chapter and Conference Paper
An Approach for the Evaluation of Local Raw Material Potential for Calcined Clay as SCM, Based on Geological and Mineralogical Data: Examples from German Clay Deposits
This study gives an overview over the geological and spatial distribution of German clay deposits visualized in a GIS map, which is based on the map of mineral resources and the geological map of Germany, and ...
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Chapter and Conference Paper
Potential of Calcined Recycling Kaolin from Silica Sand Processing as Supplementary Cementitious Material
Suitability of calcined kaolinitic filter cake arising from the production of high-quality silica sand as SCM was tested. The investigation comprises two different grades of materials. The first one represents...
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Article
Ermittlung des Steuerungspotenzials für ein ökologisches Grundwasser-Entnahmemanagement der Stadtwerke Karlsruhe
Die ökologisch nachhaltige Bewirtschaftung von Grundwasservorkommen zum Schutz grundwasserabhängiger Ökosysteme ist gesetzlich vorgeschrieben. In der aktuellen Genehmigungspraxis werden Grundwasserentnahmen hi...
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Article
Open AccessOn the existence of a high-temperature polymorph of Na2Ca6Si4O15—implications for the phase equilibria in the system Na2O-CaO-SiO2
Singe crystals of a new high-temperature polymorph of Na2Ca6Si4O15 have been obtained from solid state reactions performed at 1300 °C. The basic crystallographic data of this so-called β-phase at ambient conditio...
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Article
Evaluation of the hazard potentials of river suspended particulate matter and floodplain soils in the Rhine basin using chemical analysis and in vitro bioassays
The purpose of the present study was to assess the hazard potentials of contaminated suspended particulate matter (SPM) sampled during a flood event for floodplain soils using in vitro bioassays and chemical a...
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Article
MR findings associated with positive distraction of the hip joint achieved by axial traction
To determine which MR-arthrography findings are associated with positive hip joint distraction.
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Article
Suitability of semi-quantitative inductive coupled plasma-mass spectrometry for multi-elemental screening in water contamination warning system
The accuracy and reliability of semi-quantitative inductively coupled plasma mass spectrometry (ICP-MS) were evaluated through two certified reference materials and real water samples from the Lake Constance W...
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Article
Gesundheitskompetenz in der LehrerInnenbildung 1: Ein neuer Ansatz zur Prävention in der Schule
Dieser Beitrag greift die sozialmedizinisch relevante Notwendigkeit und den Aufbau des Zertifikatsprogramms „Gesundheitskompetenz in der LehrerInnenbildung (GiL)” auf. Dieses Programm sollte zukünftig als Best...
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Article
Flood Retention and Drinking Water Supply – Preventing Conflicts of Interest
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Article
Screening colonoscopy in 40- to 50-year-old first-degree relatives of patients with colorectal cancer is efficient: a controlled multicentre study
Persons with a familial risk of colorectal cancer (CRC) account for about 25% of all CRC cases. The adenoma prevalence in relatives of CRC patients 50–60 years of age is 17–34%; data on younger individuals are...
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Article
RIMAX-Verbundprojekt HoT — Spannungsfeld Hochwasserrückhaltung und Trinkwasserversorgung: Vermeidung von Nutzungskonflikten
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Chapter
Medienunternehmen im Umbruch
Der Wandel von Medienunternehmen wird durch verschiedene Kräfte initiiert und angetrieben. Die wichtigsten Kräftefelder ergeben sich im Umfeld des institutionellen und technologischen Wandels. Der technologisc...
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Article
Ökotoxikologische Untersuchung von Sedimenten und Schwebstoffen
Im Rahmen der vorliegenden Studie wurde die potenzielle Gefährdung von Trinkwasser durch in Hochwasserrückhaltungen am Oberrhein eingerragene Schwebstoffe und Sedimente im Einzugsbereich geplanter Grundwasserw...
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Article
New application of a traditional analytical method – arsenic removal from water works sludge during iron(III) chloride coagulant production
The Marsh Test, the original means of determination of arsenic by hydride generation, has been modified to remove arsenic from water works sludge, with iron used instead of zinc as the main agent. Water works...
