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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 20 of 199 for “"MEA"”.
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Improving on quality control methods used in commercial MEA manufacturing
… quality control in membrane electrode assembly (MEA) manufacturing, specifically the lack of in-line, non-destructive and roll-to-roll quality control methods. There are currently 5 typical methods for assessing the quality of an MEA, which are gravimetric and thickness analysis, visual and …
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Kinetic Study of the Catalytic Desorption of Carbon Dioxide (CO2) from CO2-Loaded Monoethanolamine (MEA) and Blended Monoethanolamine-Methyldiethanolamine (MEA-MDEA) during Post Combustion CO2 Capture from Industrial Flue Gases
… aqueous solutions of single monoethanolamine (MEA), and monoethanolamine blended with methyldiethanolamine (MEA-MDEA) during the post-combustion capture of CO2 from industrial flue gases. The experiments were performed over γ-Al2O3 and HZSM-5 catalysts in a complete absorber – desorber CO2 …
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Optimizing Multi-Well Micro-Electrode Array (MW-MEA) Design to Study the Electrophysiology of Neurons
Microelectrode arrays (MEAs) have been widely utilized to measure and study neuronal activities, both in vitro and in vivo. The main focus of this study was to optimize the MEA design to improve the recording efficiency from a group of cells in an area to have a better understanding of what is …
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Formaldehyde-MEA Triazine Based Hydrogen Sulfide Scavenger Behavior Study and Applications in the Oil and Gas Industry
… used in the gas sweetening process. Formaldehyde-MEA Triazine is one of the common H2S scavengers in use. The objective of this research was to review different chemistries and field applications applicable as H2S scavengers in oil and gas, understand the Formaldehyde-MEA Triazine’s properties and …
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Penerapan new wave maketing pada perbankan syariah dalam menghadapi persaingan masyarakat ekonomi ASEAN (MEA: Studi BRI Syariah Cabang Malang
… menjawab tantangan Masyarakat Ekonomi Asean (MEA) 2015, BRI Syariah cabang Malang sudah berusaha menyiapkan diri dengan berbagai program handalan dan kebijakan - kebijakan strategis dalam memberikan kenyamanan, keamanan, keleluasaan dan kebaikan bagi nasabahnya. Pelayanan yang prima dan …
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An analysis of the implications of the transition to Net Zero economy by Mobile Network Operators in the MEA Region
… transition to Net Zero economy by MNOs in the MEA region by examining the alignment, challenges and execution gaps of Net Zero strategies across these organisations. It aims to assess the extent to which these MNOs are integrating Net Zero requirements into core business operations. The …
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A Comparison Study of Carbon Dioxide Absorption Performance in MEA and Blended Amine Solvents for Post-combustion Process: Experiment, Modeling and Simulation
… of aqueous MDEA/PZ blends and aqueous MEA/MDEA/PZ blends were comprehensively investigated experimentally and compared with the benchmark aqueous solution 5M MEA in terms of CO2 absorption rate, CO2 absorption efficiency, mass transfer efficiency and CO2 equilibrium solubility using a …
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Development of a System of MEA Solutions Activated by Novel Poyamines for Natural Gas Sweetening Mass Transfer in Absorber and Desorber Columns
This study focused on finding new and efficient activators to be blended with methyldiethanolamine (MDEA) for natural gas processing. Polyamines were highlighted in the open literature to have high CO2 loading as well as high absorption rate. As branched polyethyleneimine (PEI-B) (MW ≈ 800 with …
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Probing the influence of relative humidity and temperature on the sulfonated silica ceramic carbon electrode for PEM fuel cell operation
… losses of different membrane electrode assembly (MEA) configurations for various operating conditions. The configurations include the symmetric NBE MEA, symmetric SS-CCE MEA and asymmetric SS-CCE MEA. Of all the configurations, the asymmetric SS-CCE MEA showed better and stable performance from 80 …
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Experimental Studies for Development of a Purification Process for Single and Mixed Amine Solvents
… was carried out for monoethanolamine (MEA) and monoethanolamine/methyldiethanolamine (MEA/MDEA). MEA is considered a reference solvent while MEA/MDEA is a potential candidate solvent for CO2 capture. A number of degradation products were selected to create artificially-degraded …
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Comparative analysis of Polymer Electrolyte Membrane (PEM) fuel cells
… PFSA ionomer membrane electrode assemblies (MEA), presenting an electrochemical-analytical comparative analysis of the two basic types, which are the Long-Side-Chain (LSC) Nafion® and the ShortSide-Chain (SSC) Aquivion® ionomer MEA with emphasis on performance and durability which are …
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What Factors are Associated with Multilateral Environmental Agreement Noncompliance, and can Agreement Provisions be Designed to Mitigate them?
… with multilateral environmental agreement (MEA) expertise to answer two questions: 1) what factors are associated with MEA noncompliance; and 2) is there a relationship between the design of MEA provisions and compliance with those provisions. Practitioners overwhelmingly associate MEA …
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Perceptions of eighth-grade mathematics teachers of the impact of the Maine Educational Assessment on instructional practices
… the influence on their students' scores in the MEA tests and (b) to determine if there is a relationship between community social/economic levels and student achievement on the Maine Educational Assessment (MEA) mathematics tests. The survey instrument consisting of a mailed questionnaire …
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Pilot-Scale Evaluation Of Advanced Solvents For CO2 Capture From Coal-Fired Utilities
… H3-1, MDEA/Piperazine, Huntsman's Jeff Treat XP, MEA and two others. Because of the proprietary nature of these solvents not all information can be shared.</p> <p>It was determined that advanced solvents are the best available technology for implementing CO2 capture at the large scale. Advanced …
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Experimental And Simulative Studies For Evaluating Desorption Performance With Blended Amine Solvents In Post-Combustion CO2: Capture Systems
… reactive aqueous MDEA/PZ blends and aqueous MEA/MDEA/PZ experimentally in a bench-scale packed column and compared with the benchmark aqueous 5M MEA solution in terms of cyclic capacity, rate of desorption, desorption efficiency, liquid-side mass transfer coefficient and regeneration energy. …
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Preparation of catalyst coated membranes using screen printing
… the development of membrane electrode assembly (MEA) platform technology at the HySA/Catalysis Centre. In order to achieve this goal, a catalyst coated membrane (CCM) fabrication procedure was implemented using a newly acquired screen printer. In this procedure, catalyst ink is forced through a …
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ΟΙ ΧΩΡΕΣ ΤΟΥ ΣΟΑ ΚΑΙ Η ΑΦΡΙΚΗ: ΤΟ ΝΟΜΙΚΟ ΠΛΑΙΣΙΟ ΤΗΣ ΟΙΚΟΝΟΜΙΚΗΣ ΣΥΝΕΡΓΑΣΙΑΣ
… OF THE COUNCIL FOR MUTUAL ECONOMIC ASSISTANCE (MEA) AND THE AFRICAN COUNTRIES AS ACONCRETE CASE OF COUNTRIES WITH DIFFERENT SOCIOECONOMIC SYSTEMS AND DIFFERENT LEVELS OF DEVELOPMENT. THE WORK CONSISTS OF FOUR PARTS. PART I EXAMINES THE IMPLICATIONS OF INTERSYSTEMS AND INTERLEVEL RELATIONS ON THE …
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Advanced technologies for spatio-temporal control of neural circuits using optogenetics
… possibility combining micro-electrode array (MEA) electrophysiological recordings with a custom two-photon microscope and optogenetic stimulation system based on a μLED array. This thesis reports on the construction, validation and application of this tool, that was employed in retinal …
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Permitting and Interconnection of Solar PV Generators for the Marin Energy Authority Feed-In Tariff Program
… program hosted by the Marin Energy Authority (MEA). A guide on the permitting and interconnection of solar PV generators for participation in the program was produced for the host agency. This guide seeks to assist property owners and solar developers in overcoming existing informational …
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