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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 16 of 16 for “"Optimization of parameters"”.
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Optimization of parameters of laser non-linear inclined cutting on stainless steel metal
The aim of this research is to develop a laser cutting process model that can predict the relationship between the process input parameters and resultant surface roughness; kerf width characteristics. The research conduct is based on the Design of Experiment (DOE) analysis. Response Surface …
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Ion Mobility Spectrometry : Optimization of Parameters in Collision Cross Sections and Trace Detection of Explosives
… for the study related to molecule. The work of tow major applications are introduced in this paper. The first application is the optimization of parameters in CCS. The accurate calculation of the collision cross section for multiple molecules is a long-time interested topic in the research …
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Electrodeposition of conducting polymer fibers
… that possess the electrical conductivity of metals while still retaining the mechanical properties such as flexibility of traditional polymers. Polypyrrole (PPy) is one of the more commonly studied electrically conducting polymers due to its high conductivity and stability in ambient …
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Time domain modeling of unsteady aerodynamic forces on a flapping airfoil
The goal of this research is to develop a versatile and fast code to compute the unsteady lift and thrust forces generated by a flapping airfoil and apply it to engineering problems. We consider both plunging and pitching types of motion and develop a time marching simulation based on early work in …
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Modular engineering of neuromuscular gait simulators
… a novel approach to the computer simulation of forward dynamic gait models and the optimization of parameters that must be tuned for such models. This methodology is not limited to gait simulation, and could be useful for any situation in which a complex Simulink model requires variables to …
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Surface integrity and energy consumption in machining of inconel 718 produced by selective laser melting
The development of additive manufacturing (AM) in the past decade has brought along with it a number of new opportunities and challenges when it comes to how parts are manufactured. While this development represents an increase in the capabilities and performance of the AM parts, much work and …
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'Variational' optimization in quantum field theory
… quantum field theories in which a 'variational' optimization of parameters plays a crucial role. In the context of the O(N)-symmetric $\lambda\phi\sp4$ theory we discuss variational calculations of the effective potential that go beyond the Gaussian approximation. Trial wavefunctionals are …
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High resolution imaging and lithography using interference of light and surface plasmon waves
The resolution of optical imaging and lithography is limited by the wave nature of light. Studies have been undertaken to overcome the diffraction limit for imaging and lithography. In our lab, the standing wave surface plasmon resonance fluorescence (SW-SPRF) microscopy was developed. It is a …
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Exploration of Hypotensive Effects of Novel Hydrogen Sulfide Donors: Mechanisms and Their Delivery
Glaucoma stands as a leading cause of irreversible blindness worldwide, largely influenced by increased intraocular pressure (IOP), which is the most critical modifiable risk factor. Existing therapies frequently focus on a particular pathway, which may limit their long-term effectiveness and …
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Coupled 3-d numerical simulation of proppant transport and fluid flow in hydraulic fracturing
Hydraulic fracturing is one of the most common and important stimulation techniques used in oil and gas industry to create high conductivity flow paths for hydrocarbons to flow from the reservoir matrix to the wellbore. Hydraulic fracturing is a complex process including different physical and …
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Characterization of bioflocculant produced by Proteus mirabilis PJC12 isolated from Tendele coal mine wastewater and its application.
Flocculation has been widely used as one of the most effective methods for removal of suspended particles in water or wastewater treatment. Synthetic flocculants are conventionally used because of their high flocculating activity, low-cost production and availability. However, synthetic flocculants …
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Models and methods for computer simulations as a resource in plant breeding
A number of crucial decisions face the plant breeder in developing improved cultivars. Because of the impact and modern complexity of these decisions, computer simulation based on effective models can be an important resource for the breeder, particularly in providing guidance on choice of parents …
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Preparation of Pentablock Nanomicellar Formulations for Prostate Cancer Drug Delivery Systems
… aims. Specific aim #1 focused on synthesis of pentablock co-polymer using monomers of L-lactide, ε-caprolactone and ethylene-glycol with varied molecular weights, (ii) characterization of the synthesized block co-polymers using X-ray diffraction crystallography (XRD), nuclear magnetic …
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Production of activated carbon from date palm pits and its use in industrial wastewater treatment
… investigates, for the first time, the production of granular activated carbon (GAC) from date palm pits, a waste material. Reported data indicates.that the t. yearly production of dates in the Kingdom of Saudi Arabia (KSA) is more than 800 ktonnes of which a significant portion is de-stoned prior …
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O método de Equação Integral com Quadratura Gaussiana para otimizar os parâmetros do gráfico de controle multivariado de Somas Acumuladas
The fast growth of data technologies acquisition and the use of computers have increased the interest in techniques of statistical emergent control, such as applied multivariate control charts for monitoring processes that involve the simultaneous control of the quality characteristics or process …
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Biofiltración de compuestos orgánicos volátiles utilizando diferentes tipos de lecho basados en mezclas de compost de RSU-poda: monitorización mediante diversas técnicas
Composting is one of the most successful biological processes for the treatment of the residues enriched in putrescible materials. The optimization of parameters which have an influence on the stability of the products is necessary in order to maximize recycling and recovery of waste components. …