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 210 for “"Multi-functional"”.
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Technology impact forecasting for multi-functional composites
Low technology readiness levels (TRL) technologies are attractive to the aerospace industry because their maturation cycles can happen simultaneously with the development lifecycle of the aircraft. However, due to the limited knowledge about a new technology in system evaluation, a low TRL …
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A multi-functional electrolyte for lithium-ion batteries
… of lithium-ion batteries (LIBs) is paramount for multi-cell packs, such as those found in electric vehicles, to ensure safe and sustainable operation. Thermal management systems (TMSs) maintain cell temperatures well below those associated with capacity fade and thermal runaway to ensure safe …
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N-Phosphino-pyridyl Imines: Flexible, Multi-functional Reagents
Abstract Chapter I includes a summary of the chemistry of phosphines and bidentate phosphorus-nitrogen ligands of relevance to this thesis, and highlights their application in transition metal-based catalysis. In addition, a review of the characteristic properties and reactivity of …
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Design of multi-functional hydrogel for cell therapies
… system is created by the assembly of three functional modules that contribute to the overall hydrogel properties: (1) The dependency between stiffness and permeability was tuned by incorporating pendant polymeric chains into a poly(ethylene glycol)-based hydrogel system; (2) Incorporation of …
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Multi-functional flat optics for imaging and sensing
… not possible using conventional bulky optics. Multiple applications including imaging, beam steering, sensing, and projection can be performed through a single layer flat lens, which facilitates the integration between optical and electronic components. Through the arbitrary manipulation of …
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Numerical Analysis of Multi-Functional Surface Acoustic Wave Sensor
… numerical analyses are performed using COMSOL Multiphysics to validate the theoretical results. Various postprocessing responses of the propagated SAWs in both time and frequency domains, such as time delay, insertion loss, and frequency shift, are examined to evaluate the device performances. …
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Multi-functional Hybrid Gating Silicon Nanowire Field-effect Transistors
… conventional computing element by providing new functionalities of combined materials to the traditional transistor devices preserving the advantage of CMOS technology. A goal of this thesis is to develop functional hybrid Si nanowire-based transistors modulated by the stimuli-dependent gate to …
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Electrospinning applications in mechanochemistry and multi-functional hydrogel materials
… and has the potential to bring self-healing functionality to the molecular level. The mechanically induced reactions can become productive when stress-sensitive molecules, or mechanophores, are incorporated into materials. One mechanophore that has been heavily investigated is spiropyran, a …
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Multi-functional SMA hybrid composite materials and their applications
… increasing the hybrid composite’s structural functionality. Previous studies addressed increasing composite materials’ functionality by enabling in-service control of their dynamic response. Utilizing the SMA’s substantial recovery stress and capacity to dissipate strain energy to increase the …
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Multi-parametric Optimization of Multi-functional Battery Energy Storage Operation
… (BESS). Often renewable energy such as PV has multiple benefits, but raise reliability concerns due to their inherent intermittency. This project shows BESS could play a vital role in assisting high penetration PV connections to the power grid. Its overall goal of this project includes …
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Emergence in the self-organizing city : a multi-functional intervention
The dissertation looks at the city as an emergent product of the lower-level activities of the city components. City components refer to the smaller elements which make up the fabric of a city like buildings, roads, inhabitants, cars etc. Lower-level activities refer to the interaction between …
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The development of self-injury as a multi-functional behaviour
… the development of self-injury as a versatile multi-functional behaviour emerged which was governed by the individuals‟ needs. Evidence for these multiple uses stemmed from the similarities that developed in the individuals‟ use of self-injury over time. Highlighting these multiple functions it …
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Reliability Analysis and Optimization of Systems Containing Multi-Functional Entities
… we study the reliability of systems containing multi-functional entities. We derive the expressions for reliability of one-shot systems and reliability of each function. A step further, a redundancy allocation problem (RAP) with the objective of maximizing system reliability is formulated. …
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Multi-functional applications of graphene related materials in cementitious composites
… structural materials and do not possess any functionalities. The motivation for this research was to take advantage of emerging graphene-related materials (GRMs) to solve the challenges associated with concrete infrastructure and to instigate additional functionalities that would make the …
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Multi-Functional nano-structures in Nature: from optics to mechanics
Living organisms can process natural building blocks into hierarchical architectures under mild environmental conditions to produce varieties of architectures and display extraordinary properties. Some properties such as outstanding mechanical performances or vivid structural colours displayed by …
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Laser manufacturing of multi-functional and antibacterial surfaces for orthopaedic applications
… (contact angle). The biofilm coverage of multiple species, S. aureus, S. epidermidis, E. coli, P. aeruginosa and P. mirabilis was measured via Live/Dead staining. SEM and FEG-SEM techniques were used to assess the position of bacteria and biofilms on the surface and FIB techniques were …
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