Both requirements can be achieved by increasing the electrochemically active surface area of geometrically small microelectrodes by rough materials. Print Impressum Privacy Policy. The Team Electronic Publishing will gladly assist you. This prevents phase separation and favours uniform distribution of Mn ions in the ZnO lattice. This thesis is aiming for the numerical simulation of the impingement process of a single droplet onto a wall which is superheated against the fluid’s saturation temperature corresponding to the bulk pressure.

Reconstruction and stability analysis of interfaces between electrically conducting fluids. Finally, to scale the simulation of the network to large agent numbers, a continuum version of the model is derived. Moreover, the model is utilized to quantify the impact of the governing influence parameters. The novel approach to the synthesis of Cu-doped ZnO resulted in homogeneously distributed copper ions in ZnO matrix. Microelectrodes with integrated gold nanowires or submicronwires are manufactured in a template based manufacturing process on site using a commercially available nanoporous polycarbonate film as template. This thesis presents new results in this field of research.

Due to the simple manufacturing process and the very good microelectrode properties, the integration of PEDOT coated gold submicronwires is the preferred method to fabricate microelectrodes with low impedance.

In all these applications neuronal activity is measured, processed or evoked by electrical stimulation. Innerhalb der letzten Darmstady hat sich der algebraische Ansatz zur Formalisierung von Graphtransformationssystemen zu einem umfassenden Rahmenwerk zur Modellierung, Analyse und Verifikation entwickelt.

dissertation ulb darmstadt

ShakerAachen [Habilitation]Wang, Yongqi: In contrast to existing approaches, the proposed framework reflects more closely the attribute handling of current state of the art graph transformation implementations.

On the basic phenomena of acoustic wave generation and dynamics in compressible shear flows. Extensive attachments of your work may need to be uploaded in a separate file. We will be happy to advise you on the topics of first and second publications, author ID and open access. A low electrode impedance results low thermal noise and thus a high signal-to-noise ratio. Additionally, we verify the well-known results for the static verification of consistency constraints, conflict detection, and conflict resolution by confluence analysis within our framework.


Heat transfer and evaporation during single drop impingement onto a superheated wall

After dissertqtion of the membrane free standing gold nanowires remain on the microelectrodes. Moreover, to assess its potential for analyzing real world applications, the prototype is applied to analyze a case study from the enterprise modeling domain.

Andy and Annegret, Prof. Intake in the library catalog search engines, databases.

Methods for higher order numerical simulations of complex inviscid fluids with immersed boundaries. Stefan and Jha, Prof. Level set methods for high-order unfitted discontinuous Galerkin schemes.

Template-assisted synthesis and characterisation of quasi-one-dimensional ceramic nanomaterials

These algorithms typically tend to be numerically unstable, since they require computations on decreasingly small probabilities. Conflict detection and resolution techniques provide means to statically discover potential unintended interactions of graph transformations.

Already after 2 min in an ultrasonic bath at 40 kHz and room temperature all carbon nanotubes are removed from idssertation microelectrodes.

dissertation ulb darmstadt

Alternative Abstract Language The interface between microelectrodes and neural tissue is essential for many biomedical applications, such as cochlear implants, retinal implants, deep brain stimulation, electrocorticography or spinal cord stimulation which is applied for the suppression of chronic pain. Ring or spiral bonds are not permitted.


Print Impressum Privacy Policy. You can send your dissertations by post to the Team Electronic Publishing or hand them in personally by appointment.

dissertation ulb darmstadt

Our implementation shows that, using the theoretical approach presented in this dissertation, it is in fact possible to efficiently solve these real world problems in the encrypted domain. Upload document and enter metadata 3. Please use white, permanent paper ISO Im Zuge dessen wird ein heterogenes Lernschema vorgestellt, welches das kollektive Systemverhalten auf Basis lokaler Zustandsbeobachtungen optimiert.

The signal-to-noise ratio can be improved by 42,5 dB. Moreover, many studies on pool boiling heat transfer have demonstrated that the evaporation at the 3-phase contact line, where the solid, liquid, and gas phase meet, might contribute significantly to the overall heat transfer.

It addresses both the theoretical aspects of behavioral modeling — like the learning of appropriate task darmshadt — darmstwdt the practical difficulties regarding algorithmic implementation. A high-order Discontinuous Galerkin solver for incompressible and low-Mach number flows. A good agreement of the model predictions to the measurements is achieved.

Both requirements can be achieved by increasing the electrochemically active surface area dissertwtion geometrically small microelectrodes by rough materials.

PhD Thesis

Aus diesem Grund wird das biokompatible Polymer Polyimid eingesetzt. So werden die Mikroelektroden und Leiterbahnen aus dotiertem Poly-Silizium gefertigt und die elektrische Isolationsschicht der Leiterbahnen aus Siliziumdioxid. Downloads per month over past year.