Browsing Naturwissenschaften, Mathematik und Informatik by Title
Now showing items 5509-5528 of 5605
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Web-based Stereoscopic Collaboration for Medical Visualization
(2013-09-26)Medical volume visualization is a valuable tool in medical practice and education to virtually explore volume data of the human body. Real-time interaction, stereoscopic presentation, and collaboration are required for its ... -
Wechselwirkung zwischen Schwarzerlen und Erlenblattkäfer: Signaltransfer zwischen Bäumen und induzierte Resistenz
(2002-01-23)The presented work investigates the hypothesis of interplant communication between trees. According to this hypothesis, damaged plants release airborne chemical signals which can induce ... -
Wechselwirkungen von Gold und Versetzungen in Silizium
(2009-06-04)The knowledge about interactions of different defects in crystalline sillicon are of major importance for the optimisation of the performance of solar cells based on multicrystalline silicon. ... -
Weed species diversity in cropping systems: Management and conservation strategies
(2010-05-26)Throughout the last decades, the intensification of farming practices accompanied by simplification of crop rotations, increased nitrogen fertilisation rates and weed control by highly ... -
Weeds in a changing environment
(2015-04-10)In the course of the past decades, various impacts of climate change have been recognized to pose a challenge to arable production systems. Among others, shifts in the species composition of weed communities, particularly ... -
Weekly headache in children and adolescents: Biopsychosocial correlates and their specificity
(2007-04-27)Pediatric weekly headache is an impairing chronic illness that is increasing in prevalence. Knowledge of associated biopsychosocial variables and their specificity is necessary for the ... -
Weiterentwicklung diffusionsspektroskopischer NMR-Methoden für metallorganische Schlüsselverbindungen
(2023-10-02)This work has extended the development and application of NMR diffusion spectroscopic techniques for the determination of the molecular weight of compounds in solution. In the process, methylcyclohexane-d14 was added to ... -
Werte in umweltgeschichtlichen Texten
(2017-07-11)This thesis makes a contribution to clarifying the discussion about which values dominate texts from the field of environmental history. Therefor articles from the field of environmental history are examined regarding the ... -
Wetterrisiken in der landwirtschaftlichen Produktion
(2015-02-16)The purpose of this dissertation is, on the one hand, to analyze the extent to which weather index-based insurance can contribute to the stabilization of weather-related income fluctuations in agriculture. Weather index-based ... -
Wetting dynamics on soft surfaces
(2023-03-01)Dynamic wetting of a liquid deposited on a soft solid is very common in many biological, medical, and industrial processes. Thus, understanding the interaction between a moving liquid drop and a soft surface remains crucial, ... -
Wetting heterogeneities in porous media
(2014-04-28)Multiphase flow in porous media is an important process for many technical and environmental applications such as fuel cells, oil recovery, CO2 storage among others. Understanding the rules that govern these flows is ... -
When Students Fail: Neurocognitive Mechanisms Underlying Test Anxiety
(2018-05-28)Test anxiety can hinder students from achieving their full potential in evaluative situations, such as tests or examinations. Converging evidence suggests that performance-related worries impair the working memory of these ... -
White-Light Mass Determination and Geometrical Modelling of Coronal Mass Ejections
(2019-01-21)Coronal Mass Ejections (CMEs) are explosive large-scale outbursts of the Sun’s coronal plasma and magnetic field. They can induce strong geomagnetic storms at Earth, which pose serious threats to space systems, communications ... -
Willingness to pay for and property rights beliefs on river water quality improvements in Central Chile - an application of the Choice Experiment method
(2011-11-24)Although significant improvements have been achieved in past years, river water quality in Chile is still poor in some places. In particular, the negative effect of pulp mil wastewater on river water quality has ... -
Wine and innovation - Consumer acceptance of new grape varieties and wine packaging
(2018-12-03)„Wine and Innovation – Consumer Acceptance of New Grape Varieties and Wine Packaging“ Wine has deep roots in the European culture. Therefore, it is not surprising that around 60 percent of the world’s wine production comes ... -
Wirkung schwerer Ionen auf strahlenresistente und strahlensensitive Tumorzellen
(2003-03-12)The reasons for the highly variable sensitivity of different cell types and tissues against ionising radiation are still unknown. The increased radiosensitivity was observed at the level ... -
Wissen von Lehramtsstudierenden für die Gestaltung nachhaltiger Landnutzung – Fokus: Biodiversität und Klimawandel
(2021-06-11)For sustainable development education plays a crucial role. To promote deeper integration of education for sustainable development (ESD) in school education, teacher training is of central relevance. For restructuring ... -
Wissensgestütztes Beobachtungs- und Evaluierungssystem der Landnutzung
(2006-07-11)This dissertation develops a monitoring and evaluation (M&E) system to assess the conservation status of the forest located in the influence area of the gas-pipeline San Miguel-Cuiabá in ...