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 69 for “"DMC"”.
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In search of digital marketing communications success: the case of oil and gas industry B2B SMEs.
… and role of digital marketing communications (DMC) among B2B SMEs in the oil and gas industry. In order to understand the role of DMC, which is described as the use of DMC channels, such as website, social media, e-mail and mobile marketing, a comprehensive review is undertaken into SMEs and …
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On the energy and separation efficiency of dense medium cyclone coal beneficiation processes
… in coal mining industry, dense medium cyclone (DMC) coal beneficiation process, in terms of energy and separation efficiency improvement. The pumping system used in the DMC process is studied to reduce its energy consumption and associated costs. The DMC coal cleaning process is investigated to …
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Excited states and transition metal compounds with quantum Monte Carlo
… and fixed-node diffusion quantum Monte Carlo (FN-DMC) is tested for challenging electron structure problems using the quantum Monte Carlo amolqc code by Lüchow et al. The transition metal compounds under consideration are vanadium oxides. Here excitation, ionization, oxygen atom and molecule …
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Decellularized Normal and Cancer Susceptible Mice Colons to Study the Contribution of the Extracellular Matrix to Cell Behavior and Colon Cancer Progression
… cancer susceptible decellularized mouse colons (DMC), to support the growth of human cancer cells. DMC are free of viable cells but still contain extracellular matrix proteins including subsets of collagens. Stiffness, an important mechanical property, is also maintained in DMCs. Importantly, I …
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Quantum Monte Carlo study of low dimensional materials
… within both the diffusion quantum Monte Carlo (DMC) method and density functional theory (DFT), DFT gives quantitatively wrong BEs for vdW structures. Next, the BEs of 2D biexcitons are studied at different mass ratios and a variety of screening lengths. Our exact DMC results show that the BEs …
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Development of a Multi-Stream Monitoring and Control System for Dense Medium Cyclones
Dense medium cyclones (DMCs) have become the workhorse of the coal preparation industry due to their high efficiency, large capacity, small footprint and low maintenance requirements. Although the advantages of DMCs make them highly desirable, size-by-size partitioning data collected from …
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Dynamic matrix control of milling circuits
… the study was to investigate the suitability of DMC for milling circuit control. This was conducted through simulation studies using models of two different milling circuits. A generalised software package was developed for the application and analysis of DMC. DMC was developed in the United …
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Energetics of neutral interstitials in germanium
… with the accurate Diffusion Monte Carlo (DMC) method. Taking care to minimize errors, calculations are performed for 216 atom systems. Formation energies for hexagonal, tetragonal, and split/dumbbell structures are found to be 5.3 eV, 6.1 eV, and 4.7 eV, respectively; a significant …
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Monte Carlo Methods for the Study of the Ro-Vibrational States of Highly Fluxional Molecules
… in this thesis involves diffusion Monte Carlo (DMC), an approach that has been shown to successfully describe the ground state properties of highly fluxional systems and, through the fixed-node approximation, vibrationally excited states. In this thesis, we first describe an extension of …
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Investigation into the properties and application of the Diffusion Monte Carlo method
… of the properties of the Diffusion Monte Carlo (DMC) method and its applications. The discussion shall cover the basic theory behind the algorithm and the class of problems it is designed to solve: quantum systems. The algorithm will prove to be adept in producing the ground state energy and …
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Diskriminative Modellkombination in Spracherkennungssystemen mit großem Wortschatz
… the theory of Discriminative Model Combination, DMC, is developed and implemented for large vocabulary continuous speech recognition. DMC is based on a discriminative training of the free parameters of distributions belonging to the exponential family. It is independent of the combined models and …
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Insights into correlated electron systems from first-principles quantum Monte Carlo
… (VMC) and fixed-node diffusion Monte Carlo (FN-DMC) are efficient enough to compute properties of realistic systems while significantly improving on the accuracy of more commonly-used first-principles approaches. For chemical reactions, FN-DMC can provide reaction barrier estimates that have …
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Exact property estimation from diffusion Monte Carlo with minimal stochastic reconfiguration /
… objective is to develop a diffusion Monte Carlo (DMC) algorithm to estimate the exact expectation values, ($o|^|^o), of multiplicative operators, such as polarizabilities and high-order hyperpolarizabilities, for isolated atoms and molecules. The existing forward-walking pure diffusion Monte Carlo …
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The influence of internet-enabled devices on manufacturing: collaboration and cybersecurity
… distances. The Digital Manufacturing Commons (DMC), which aims to enhance collaboration throughout supply chains, hosts tools including a marketplace of analytical models. The first project explores a hybrid cloud implementation of the DMC that allows users to design custom user interfaces for …
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An investigation into the phase stability of manganese oxide using quantum Monte Carlo and insights into materials prediction in the barium-ruthenium-sulfur phase space
… oxide using fixed node dif- fusion Monte Carlo (DMC). Manganese oxide is a correlated, antiferromagnetic material that has proven to be challenging to model from first principles across a variety of approaches. Unlike conventional density functional theory and some hybrid functionals, fixed node …
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Reconfigurable RF front end: A mixer-first architecture and tunable filters
… mixer called distributedly modulated capacitor (DMC) is introduced and analyzed, then simulation in ADS is reported, the results of which prove the capability of DMC to achieve a mixer-first receiver system. In addition, a mixer-first receiver with conventional mixer and bandpass filter is …
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Use of parallel co-processors in high speed position regulation
… introduced the Distributed Micro-Controller (DMC) to the automation industry. The processor is used for high speed digital control of a number of devices. One of the first applications of the DMC was control high speed motor positioning for metal industry plant automation. In many attempts to …
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Juvenile Injustice: Disproportionate Minority Contact in Oklahoma's Juvenile Justice System
… the University of Oklahoma's research study on DMC using the Juvenile-On-line Tracking System, law enforcement data, and municipal court data. Once DMC is found existing in the juvenile justice system, I examine the relationship between covert racism, on the part of juvenile justice officials, …
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