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Now showing items 81-100 of 422
The study of single phase diode rectifiers with high power factor and low total harmonic distortion
(University of Missouri--Columbia, 2008)
The mains current in an ac/dc converter contains periodic current pulses due to the action of rectifier and output filter capacitor. The high current peaks cause harmonic distortion of the supply current and low power ...
Borderline features, rejection sensitivity, and romantic relationships: A daily diary study of romantic partners
(University of Missouri--Columbia, 2014)
Perceptions of Facebook and Twitter as sources of health information among African-American women
(University of Missouri--Columbia, 2017)
Objective: The purpose of this study was to explore how African-American women perceive Facebook and Twitter as sources for information about heart disease. Methods: A qualitative study was conducted among 23 women between ...
Brand origin and consumers' pereceptions of apparel product attributes relating to quality
(University of Missouri--Columbia, 2009)
This study examined the influence of perceived brand origin on United States consumers' perceptions of apparel product attributes related to quality. This study particularly focused on brand origin as a potential cue that ...
Modeling and simulation of a segmented thermoelectric generator
(University of Missouri--Columbia, 2017)
Interest in thermoelectric generators for waste heat recovery has flourished in recent years. Typically, the efficiency of thermoelectric generators (TEGs) is quite low. Investigations are conducted in this thesis to get ...
Intelligent user interfaces for internet-of-things based web applications
(University of Missouri--Columbia, 2016)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] There is a growing need for Intelligent User Interfaces to visually make sense of the enormous data that is being created within web applications that ...
A comparative study of the effects of instructional design-based scaffolding and management-based scaffolding on learning in online collaborative groups
(University of Missouri--Columbia, 2010)
The purpose of this study was to examine the effect of scaffolding conditions in fully online collaborative groups on a performance outcome, social experiences, and interaction processes. To achieve this, a performance ...
A study of teacher knowledge as secondary mathematics teachers use a new technology
(University of Missouri--Columbia, 2010)
Professional organizations (e.g., NCTM and NCSM) and educational leaders advocate for increased use of technology in high school mathematics. Educational researchers find that teachers' beliefs and knowledge influence use ...
Optimal marketing budgeting and benchmarking of platform firms
(University of Missouri--Columbia, 2009)
Platform firms are firms that increase social surplus by (1) catering to distinct groups of customers such that (2) members of at least one group wish to access the other group and (3) facilitating group-access more ...
Evidence of servant leadership in professional learning communities
(University of Missouri--Columbia, 2008)
The purpose of this study was to analyze servant leadership and professional learning communities in Missouri schools. A central issue in the study was to examine the relationship of servant leadership characteristics to ...
Looking broadly and deeply into perspectives of local climate change impacts among visitors to Missouri state parks
(University of Missouri--Columbia, 2019)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Missouri's outdoor recreation resources provide numerous mental, physical, and social values to millions of people each year and serve as a major ...
New slip and stress distributions hold implications for the next great earthquake in Cascadia
(University of Missouri--Columbia, 2018)
Over the past decade, advances in detection of seismic tremor and slow slip have revealed a new spectrum of fault behavior in subduction zones around the world. These phenomena live between the mechanisms of brittle failure ...
Cellular behaviors regulating tangential migration of facial branchiomotor neurons in the zebrafish embryo
(University of Missouri--Columbia, 2009)
Development of the nervous system is characterized by intricate processes like neuronal migration, axon outgrowth and guidance and synaptic connections to their targets. These processes involve navigation of the migrating ...
Searching for satisfaction : how 20something women use media to get news and advertising information
(University of Missouri--Columbia, 2009)
As traditional media companies struggle to maintain their current audience and attract young adults, it's imperative that providers understand how young women use media devices to get news and advertising information. This ...
Pennies for parks: the effect of social norm theory on donation behavior in Arkansas state parks
(University of Missouri--Columbia, 2007)
Although donation boxes are common in parks, museums, and historic sites, not much is known about how they influence visitor behavior. Perhaps some donation boxes are more efficient at generating revenue than others. The ...
Editorial analytics : how a U.S. newspaper applies data to match target audiences
(University of Missouri--Columbia, 2018)
of public service and them leaning toward "soft" news to drive higher page-view revenue. By applying the actor-network theory as its central theoretical framework, the study addresses an intricate interplay of day-to-day editorial decision-making, Big Data...
Motive, mode and satisfaction with e-tailing sites: a technology acceptance perspective
(University of Missouri--Columbia, 2007)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] Consumers' satisfaction with the e-tailing sites plays a key role in determining the success of e-commerce, yet little research has been done on the ...
Social media use during power outage events
(University of Missouri--Columbia, 2019)
This study explores how consumers use social media networking sites during power outage events. Using a qualitative research lens, the study explores consumer motivation as it relates Uses and Gratifications theory as well ...
Small- and medium-sized enterprise owners' perception of success in the textile and apparel industries : multiple case studies
(University of Missouri--Columbia, 2011)
Small- to medium-sized enterprises (SMEs) are a critical part of many industries in today's U.S. economy, and are particularly important to the U.S. textile and apparel industry. While the importance of SMEs to the textile ...
Competency-based professional development : a case study of how recruiters perceive undergraduate business students
(University of Missouri--Columbia, 2019)
D. McClelland claimed that employment recruiters should hire professionals based upon characteristics and skills and that these competencies could predict how employees would perform on the job. This approach to assessing ...