Browsing by Author "Shannon, Curtis"

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Application of Novel Nanoscale Materials and Advanced Electrochemical Techniques in Heterogeneous Catalysis and Fabrication of Combinatorial Material Libraries by Bipolar Electrodeposition

Ramakrishnan, Sridevi (2011-09-08)

The advancements in the electrochemical technologies combined with the introduction of novel materials makes our lives a lot better. This work has two major divisions: (1) development of better electrocatalysts for fuel ...

Applications of Polyoxometalates as Electron Mediators

Gu, Chaokang (2009-10-15)

The large variety of size, structure and elemental composition of polyoxometalates leads to a wide range of different properties. The primary goal of this dissertation is to study the structure-property relationship of ...

Bipolar Electrochemistry: A Powerful Technique for Chemical Analysis and Property Screening

Ndzesse Sanghapi, Axline (2013-04-23)

The phenomenon of bipolar electrochemistry was first exploited about three decades ago in the industrial sector to minimize power dissipation and to carry out electrochemical reactions in poorly conducting media. However, ...

Bipolar Electrochemistry: Chemical Analysis Based on Electrochemiluminescence and Surface Enhanced Raman Spectroscopy

Fan, Sanjun (2015-07-24)

Bipolar electrochemistry has a variety of applications ranging from chemical analysis, material modification and synthesis, to generate motions, etc, and it is also a very simple, cheap, useful technology. The main goal ...

Bipolar Electrodeposition of Bimetallic Alloy (Au-Ag) Gradient: Formation, Characterization and Application

Mazumder, Apu (2017-01-04)

Bipolar electrochemistry is an attention-grabbing conception for high throughput screening practices due to the capability to make gradients in a variety of materials and their properties, such as composition, particle ...

Chemical Sensing Employing pH Sensitive Emeraldine Base Thin Film for Carbon Dioxide Detection

Irimia-Vladu, Mihai (2006-08-15)

Respiration, or CO2 evolution, is a universal indicator for all the biological activities. Among many potential applications, the measurement of CO2 evolution has been found to be a rapid and nondestructive means for ...

Chemically Modified Electrodes: A Supramolecular Assembly Approach

Xin, Junhua (2008-12-15)

The main objective of this dissertation is to design and study new superamolecular assemblies for membrane separation, sensing and catalysis applications. Three types of supramolecular assemblies will be addressed including ...

Development and Applications of New Platforms for Electrochemical Sensors

Wang, Tanyu (2012-07-27)

The primary goal of this dissertation is to develop electrochemical sensors based on novel platforms for applications in medical diagnostics, food safety, and environmental management. Attempts have been made to integrate ...

The Development of Bipolar Electrochemiluminescence Sensing Systems using Thin-layer Electrochemistry and AC Excitation

Yu, Songyan (2018-12-10)

Bipolar electrochemistry, which generates an asymmetric reactivity on the surface of conductive objects in a wireless manner, has become a promising field for various applications. It enables the coupling of anodic and ...

Development of Novel Acoustic Wave Biosensor Platforms Based on Magnetostriction and Fabrication of Magnetostrictive Nanowires

Li, Suiqiong (2007-08-15)

There is an urgent need for biosensors that are able to detect and quantify the presence of a small amount of biological threat agents in a real-time manner. Acoustic wave (AW) devices, whose performance is defined by mass ...

Development of Raman and Electrochemical Biosensors and Fabrication of Hybrid Materials for Supercapacitors

Yu, Yajiao (2013-06-14)

This dissertation describes the development of sensors for the detection of biologically relevant molecules and the fabrication of hybrid supercapacitor materials for energy storage purposes. Specifically, DNA sensors based ...

Electrocatalytic and Antibacterial Applications of Sandwich Type Polyoxometalates

Sankarraj, Anand (2008-12-15)

The primary goal of this dissertation is to study the structure-property relationship of sandwich type polyoxometalates and to employ these versatile molecules in electrocatalytic applications such as oxygen generation and ...

Hydrothermal Syntheses, Structures, and Properties of New Iodate and Selenite Compounds of Transition Metals, Lanthanides, and Actinides

Ling, Jie (2007-12-15)

Iodate and selenite anions possessing a nonbonding, but stereochemically active lone pairs of electrons, were selected as building blocks to produce new compounds with noncentrosymmetric structures, a prerequisite for ...

Ion Selective Polymeric Membranes as Chemically Selective Coulometric Electrodes

Bhakthavatsalam, Vishnupriya (2006-12-15)

Potentiometric and optical ion sensors use highly selective lipophilic ionophores as a special additive in a plasticized PVC membrane have been thoroughly studied for application as a coulometric electrode. This dissertation ...

Microfluidic Circuit Designs for Nanoliter-Scale Flow Control and Highly Sensitive Quantitative Bioanalysis

Negou Negou, Jean (2017-12-04)

Within this dissertation, we have developed several new microfluidic circuit components that permit precise flow control at the nanoliter scale, and we have demonstrated their successful applications in either proof-of-concept ...

Multi-functional Biomolecule-embedded Nanomaterial Interfaces via Layer-by-layer Assembly

Zhang, Yuanyuan (2016-06-06)

Preparation of functional interfaces on different substrates has drawn extensive research efforts for various purposes. Biointerfaces featuring an integration of a wide variety of biomaterials on electrode surfaces has ...

New Concepts in Surface Modification for Biosensor Application-Polyaniline and Bacteriophage Surface Modification

Zhang, Hongxia (2008-12-15)

Polyaniline is one of the most promising conductive polymers for technological applications because of its unique electrooptical properties, ease of synthesis and low cost. An additional attribute is that polyanilines can ...

Platinum nanoparticle-polyoxometalate based bimetallic catalyst for proton exchange membrane fuel cell and bipolar electrodeposition based combinatorial material library applied in sensors and energy systems

Ramaswamy, Rajakumari (2012-05-01)

The first part of chapter 1 summarizes the reports on the improved oxygen reduction reaction (ORR) kinetics on Pt-bimetallic catalysts used in proton exchange membrane fuel cell (PEMFC). An account on the significance of ...

Spectral and Electrochemical Study of the Response of Mechanism of Ionphore-Based Polymeric Membranes

Long, Robert (2006-08-15)

Ion-Selective electrodes based on solvent polymeric membranes, typically plasticized poly-(vinyl chloride), are routinely used and fundamental studies on ion transfer mechanisms that dictate their practicality continue. ...

Surface Plasmon Assisted Spectroscopies and Their Application in Trace Element Analysis, the Study of Biomolecular Interactions, and Chemical Sensing

Wu, Tsung Hsueh (2008-08-15)

The main objective of this dissertation is to apply the fundamental principles of surface plasmon assisted spectroscopies such as surface plasmon resonance spectroscopy and surface enhanced Raman spectroscopy in the trace ...