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 20 of 255 for “"Biosensing"”.
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Acoustic biosensing using functionalised microbubbles
… are investigated as a new platform for acoustic biosensing. In medical ultrasound, encapsulated microbubbles (MBs) are injected into the body to enhance contrast between blood and surrounding tissue. Microbubbles are not only good ultrasound scatterers: when placed in an ultrasound field, they …
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Microbead-Based Biosensing in Microfluidic Devices
… and characterization of microbead-based biosensing devices. A customized hot embossing technique was used to stamp an array of microwells in a thin plastic substrate where appropriately functionalized agarose microbeads were selectively placed within a conduit. Functionalized quantum dot …
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Engineering protein self-assembly for biosensing applications
… that exhibit self-assembling properties or biosensing capabilities. Functional protein biomaterials were assembled through controlled protein-protein interactions and genetically encoded biosensing functionalities tailored for biomedical and environmental applications. First, we demonstrate …
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Reference interferometry techniques for nanodetection and biosensing
Three reference interferometry techniques which overcome the effects of laser jitter noise in sensitive nanodetection experiments are presented. Experiments performed with a Mach-Zehnder interferometer in parallel with an ultrahigh-Q microresonator for nanodetection of a record polystyrene particle …
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Elastomeric grating sensor for multifunctional optofluidic biosensing
Optical sensing techniques are being employed in widespread applications ranging from aerospace to electronics, process control and medicine. Optical biosensors are desirable in various clinical applications for their greater sensitivity, electrical passivity, wide dynamic range and high spatial …
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Development of nanoplasmonic devices for biosensing applications
… Plasmonic sensors are appealing for biosensing applications due to the high sensitivity of the generated evanescent fields to local refractive index changes. However, widespread applications of these sensors are limited due to bulky, high-cost instrumentation requirements and …
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Multimaterial Fibers for Biosensing Application Using Electrochemistry
The biosensing field has grown in importance and research efforts over the last few years for many reasons including point of care sensing devices and possible early detection of diseases in the body. Dopamine sensing is discussed in this paper and the development of a dopamine sensing platform …
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Enzyme microspheres for biosensing and cell signaling perturbation
Concentration of lactate in human blood or saliva is an important indicator for cardiac diseases. Conventional measurement of analytes in complex solution usually requires separation, which is time consuming. To bypass these problems, we developed enzyme based sensor arrays that rapidly and …
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Organic Electrochemical Transistors for Biosensing and Bioelectronic Interfaces
L'abstract è presente nell'allegato / the abstract is in the attachment
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Photonic Crystals For Optofluidic Transport, Trapping And Biosensing
… performing optofluidic transport, trapping and biosensing. While optical biosensors are of great interest to the biosensing community, one of the limitations of current optical nanobiosensors is their inability to perform a large number of detections in parallel. I have demonstrated a novel …
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Analysis of ion channel stochastic signals for biosensing
In biological world, life of cells is guaranteed by their ability to sense and to respond to a large variety of internal and external stimuli. In particular, excitable cells, like muscle or nerve cells, produce quick depolarizations in response to electrical, mechanical or chemical stimuli: this …
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Quantitative Multispectral Biosensing and Imaging Using Plasmonic Crystals
Conventional surface plasmon resonance (SPR) systems use a prism to couple light into a surface plasmon mode at a metal film-dielectric interface. This cumbersome experimental setup is difficult to integrate into a robust, portable, low-cost, and high-resolution imaging-based device for rapid …
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Developing New Modalities for Biosensing using Synthetic Biology
… components to detect important analytes. Biosensing systems have various applications in areas such as medicine, environmental monitoring, and process control. Classical biosensors are often based on bacteria or purified enzymes that have limitations on efficiency or stability. I have …
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Plasmonic Optical Sensors: Performance Analysis and Engineering Towards Biosensing
Surface plasmon resonance (SPR) sensing for quantitative analysis of chemical reactions and biological interactions has become one of the most promising applications of plasmonics. This thesis focuses on performance analysis for plasmonic sensors and implementation of plamonic optical sensors with …
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Computational Modelling of Nanoscale Interactions for Nanophotonics and Biosensing
… well as the location of the molecule within the biosensing field. This thesis explores the relationship between these variables and the magnitude of the biosensor signals using advanced multi-scale computational methods in photonics and molecular modelling. In the first section, we investigate …
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