Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 14 of 14 for “"K-ion"”.
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Laying stones on the path to K-ion batteries: crafting greener cell components
L'abstract è presente nell'allegato / the abstract is in the attachment
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Characterization of Luteinizing Hormone - Releasing Hormone (Lhrh) Release From Rat Hypothalamus Using an in Vitro System
… was examined using an in vitro superfusion system and sensitive assays for LHRH measurement. High extracellular (60 mM) K('+) ion repeatedly stimulated in vitro LHRH release, an effect attributed to nerve membrane depolarization triggering influx of Na('+) and Ca('++) ions and resulting …
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Empirical Nanotube Model: Applications to Water Channels and Nano -Oscillators
… developed in this thesis to describe the interaction between nanotubes and the biological environment. Special emphasis is placed on an accurate and efficient description of the electrostatics of nanotubes, which plays a key role in determining molecular transport dynamics through nanotubes. In …
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Electrochemical mechanisms in nano-structured graphitic and redox-active polymeric architectures
… electrochemical energy storage and conversion systems for stationary and transportation applications. Understanding the detailed electrochemical mechanisms in energy-related materials with new designs and modification methods will help us break the ceiling of current existing systems. The …
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Devices for Extracellular Detection of Astrocytic Infraslow Electrophysiological Biomarkers
… and thus play a crucial role in brain information processing. This discovery, long overlooked due to the dominance of neuronal research, has prompted a significant reconsideration of their importance in understanding brain function. These cells are known from intracellular studies to exhibit …
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Studies on the role of the autonomic nervous system in airway hyperreactivity.
… causes. This study focussed on the contribution of K+ -ion channels and Ca2+ - dependent processes to AH, in a guinea-pig model of asthma. Cromakalim, a potassium channel opening drug, attenuated vagally-mediated constriction in vitro in both normal and sensitized guinea-pig trachea, …
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Construction And Demonstration Of A Tandem Mass Spectrometer Based Instrument For Cold Ion Spectroscopy
<p>A new instrument incorporating ion trap based tandem mass spectrometry and cold ion UV and UV-IR double resonance spectroscopy has been developed at Purdue University for the study of gas phase, biologically relevant ions. The instrument incorporates multiple quadrupole linear ion trap mass …
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Mapping Ligand Binding Sites in hERG1 Channel with Biomolecular Simulations
The human ether-a-go-go related gene 1 (hERG1) K+ ion channel generates the rapid delayed rectifier potassium current, or IKr, which is essential for the normal repolarization phase in the ventricular action potential. The drug-induced blockade of the channel is a frequent side effect of various …
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Empirical Nanotube Model: Applications to Water Channels and Nano-Oscillators
… nanotechnology that leads to revolutionary breakthroughs in material science and engineering. The extraordinary mechanical, electrical, and optical properties of nanotubes combined with novel design concepts enable a variety of applications including high-strength materials, logic …
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Acidity of certain Virginia soils as related to their mineralogy and chemistry
The objectives of this investigation were to (1) segregate the forms of soil acidity in certain Virginia soils and to study each form Independently, (2) to develop techniques to more accurately define the components of soil acidity, and (3) to relate forms of soil acidity to mineralogical and …
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Development of a Biosensor to Predict Activated Sludge Deflocculation, and the Link Between Chlorination and Potassium Efflux
… be proactive in assessing and solving deflocculation events, this study has tested the components of a biosensor to predict deflocculation and investigated the mechanistic cause of deflocculation relating to chlorination of activated sludge cultures. In order to effectively manage upset events, it …
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Ordered macroporous metal oxides and carbonaceous composites for Li-ion and beyond Li-ion batteries
This thesis provides an in-depth investigation of three-dimensional ordered macroporous materials, specifically inverse opal materials, for electrochemical energy storage systems, particularly rechargeable batteries. Exploring the potential of composite structures, this research focuses on …
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Asymmetrische Weitz-Scheffer-Epoxidierung mit optisch aktiven Hydroperoxiden oder Phasentransferkatalysatoren
In der vorliegenden Dissertation werden optisch aktive Hydroperoxide I als enantioselektive Oxidationsmittel in der Weitz-Scheffer-Epoxidierung von Enonen II eingesetzt. Dabei sollten zunächst die besten Reaktionsbedingungen für eine effektive asymmetrische Induktion gefunden werden, um anhand …
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An investigation of the statistical properties of ion acoustic turbulence
The statistical properties of ion acoustic turbulence in a helium DC discharge are investigated by means of the first order probability density function of the fluctuating potential as detected by a Langmuir probe. Measurements are reported for several pressures in the range of 0.050 to 0.200 torr. …