Diese Dissertation wurde selbständig, ohne unerlaubte Hilfe erarbeitet.

Diese Dissertation wurde selbständig, ohne unerlaubte Hilfe erarbeitet.

In order to explain how DIYbio knowledge and expertise is developed and shared the use of Practice Theory will help us gain a useful understanding of how working practices are sustained, reproduced and potentially changed. In addition, the development and sharing of thick, evocative, rich descriptions of these practices might contribute to the motivational knowledge of DIYbio practitioners.

Employees and/or functional managers increasingly adopt and use IT systems and services that the IS management of the organization does neither provide nor approve. To effectively counteract such shadow IT in organizations, the understanding of employees’ motivations and drivers is necessary. However, the scant literature on this topic primarily focused on various governance approaches at firm ...

While cloud computing is becoming a mainstream IT sourcing option, especially large companies struggle with the internal governance of cloud and the issue of shadow IT. This study takes a technological frames perspective to contrast the knowledge and expectations that business versus IT stakeholders have regarding cloud IT. Our interview data from 20 business and IT managers display the incongr...

This paper deals with simulation modeling of the vessel traffic in Delaware River. The purpose is to study the impact of deepening on the navigational efficiency in the River. In this regard, vessel calls to terminals, lightering and barge operations, tidal and navigational rules in the River, terminal and anchorage properties as well as vessel profiles are considered in the model. The simulati...

This descriptive cross-sectional study determined the prevalence and sources of verbal and physical workplace abuse in the last 6 months, the nurses' reactions to abuse, and their opinions about it. Datawere collected by questionnaire from 447 nurses working in various departments in 3 hospitals in Amman. The prevalence of verbal and physical abuse was 37.1% and 18.3% respectively. Younger, les...

The needs of the dysphasic patient with a stroke, in whom the effect of physical damage is so often intensified by loss of morale, are well recognised. Both the numbers who survive and the long periods for which support is needed create a problem that is unlikely to be relieved without help from the community. A pilot scheme using untrained volunteers working within a responsible organisation a...

To my parents, for their years of support and encouragement. ii ACKNOWLEDGMENTS This work would not have been possible without help and support of many people. I would to thank my advisor Dr. Xenofon Koutsoukos, whose guidance and advice was infinitely valuable in allowing me to complete this project. I would also like to thank Dr. Mitchell Wilkes for graciously agreeing to be the second reader...