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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
301

Networking practices among diverse cultures and generations at a Gauteng mine / Karina Buys

Buys, Karina January 2011 (has links)
Business management is characterised by fast and ever–expanding development. Culture and generation play an increasingly important role in the management of businesses worldwide. Although studies have been conducted on the subjects of culture and generation, little attention has been paid to culture and generation as a combination of diversity characteristics. As more managers are realising the challenges that arise when managing diverse work environments, the modern manager must question old assumptions about how diverse people work together. In this modern age, it is important to understand diversity issues on all levels of management. Networks are based on people's backgrounds, and understanding the link between networking and diversity is becoming increasingly important. In a culturally complex country such as South Africa, experiencing the impact of diversity on a daily basis can be anticipated. Culture and generation are two terms that encompass all dimensions of diversity. This study investigates the different networking practices found among diverse cultural and generational groups at a Gauteng mine. The generational classification used in this study is based on the fact that generations differ from country to country; therefore, the classification used in this study is relevant to South African generations. Seven hypotheses were formulated pertaining to differences among cultural and generational groups with regard to networking practices. Furthermore, four cultural–generational groups were identified, namely Black Generation X'ers, Black Baby Boomers, White Generation X'ers and White Baby Boomers. Data was collected from Kusasalethu mine employees. The original sample frame comprised 3630 employees from which a sample was chosen that complied with the criteria for culture, age / generation and education. A total of 1046 employees remained from which the sample elements were chosen by making use of probability, systematic proportionate stratified sampling. Self–completion questionnaires were used for collecting the data. A total of 289 questionnaires were completed which constituted a 100% response rate. The questionnaire used was intended to obtain feedback from respondents regarding their cultural and generational diversity, as well as preferences pertaining to their networking practices. The results from the survey were used to determine the differences between diverse cultures and generations with regards to networking practices. The findings, supported by the rejection of the first null–hypothesis, indicated that there are indeed a number of salient differences between Black Generation X'ers, Black Baby Boomers, White Generation X'ers and White Baby Boomers. Specifically, the results indicated that White Baby Boomers incline to rarely use the medium of SMS when networking while this group also makes use of telephones when networking more often than Black Generation X'ers. Furthermore, Black Baby Boomers more frequently use e–mails when networking while Black Generation X'ers indicated that they rarely use e–mail as network medium. It was found that White Baby Boomers make use of one–on–one face–to–face methods more often when networking than Black Generation X'ers and White Generation X'ers. The largest number of differences was between Black Generation X'ers and White Baby Boomers. The respondents all indicated that they incline to value good relationships at work highly, that they agree that informal work environments are conducive to more effective networking practices, that they frequently have good influences on their families and that they network more during spare time than at work. The results also indicated that the mediums that are used most often when networking include the cell phone and one–on–one face–to–face methods. Respondents tended to rate sharing experiences and exchanging work ideas as very important aims for networking. By dividing diverse workforces into smaller, more manageable units or homogeneous groups, diversity management can be simplified. This is an ability for which managers can be trained and which should be applied correctly within a business environment. In view of the results, it is recommended that managers of diverse workforces should identify different generations and cultures as a way to manage them more effectively. Furthermore, managers should ensure that work environments that are conducive to good relationship building and informality need to be created. Additionally, conflict between Black Generation X'ers and White Baby Boomers should be handled cautiously with a view to ensure that effective solutions are achieved to such conflicts. Preferences with regard to network mediums should be noted, as such awareness may lead to more effective networking / communication within businesses. Management's approach to meetings needs to be reviewed for each group, because differences exist in terms of preferences in this regard. A working environment conducive to exchanging ideas and experiences should be created. Lastly, as all groups value good relationships at work, a climate that encourages openness and conflict resolution should be created. / Thesis (M.Com. (Business Management))--North-West University, Potchefstroom Campus, 2012.
302

Design and Study of a New Ultra-wideband Pattern Diversity Antenna, for High-Gain Application

Rezazadeh, Navid 02 September 2014 (has links)
A new Ultra-Wideband (UWB) pattern diversity antenna is proposed, designed and investigated in this thesis. The antenna is capable of radiating in directive and omni-directional modes. Three different versions of the design are studied to show the performance for different applications. The first design consists of a single radiating element fed from two sides by coaxial probes over a shaped ground plane. In-phase excitation of the ports produces omni-directional radiation patterns and out-of-phase excitation results in directive radiation in the boresight of the antenna. The shape of the radiator is a disk, which is modified in geometry to improve the isolation of the ports. The antenna shows impedance bandwidth from 6.8 GHz to more than 15 GHz. The second design is a dual-element version of the same antenna to equalize the radiation patterns in the E- and H-planes. The antenna requires four ports and has an impedance bandwidth from 7.4 GHz to more than 15 GHz. A microstrip power divider is then included, in the third design, which in addition to decreasing the number of extra circuits for feeding, decreases the lower frequency to 4.5 GHz, without changing the radiation patterns significantly throughout the bandwidth. A prototype of this antenna was fabricated and measured, and the results are presented. In the fifth chapter, an electromagnetic polarization filter is designed for the single element UWB antenna, to reduce the cross-polarization level. 7 dB reduction in the maximum level of cross-polarization is achieved, throughout the frequency band 8 - 11 GHz. The following chapter is dedicated to the study and performance of the microstrip-fed UWB antenna, when used as a feed for prime-focus reflectors. It is shown that the designed antenna is capable of feeding the reflector with efficiency as high as 75%, and more than 60%, over a wide bandwidth of 5.5 - 9 GHz.
303

Grassland plant diversity in relation to historical and current land use /

Gustavsson, Eva, January 2007 (has links)
Thesis (doctoral)--Swedish University of Agricultural Sciences, 2007. / Thesis documentation sheet inserted. Includes appendix of four papers and manuscripts co-authored with others. Also issued electronically via World Wide Web in PDF format; online version lacks appendix.
304

Enriching native floristic diversity in exotic tree plantation in Hong Kong

Yu, Ming-yee. January 2007 (has links)
Thesis (M. Phil.)--University of Hong Kong, 2007. / Also available in print.
305

Diversity Management : Vielfalt als Ressource; betriebswirtschaftliche Begründungen /

Sandner, Dominik. January 2006 (has links)
Zugl.: Wien, Wirtschaftsuniv., Diplomarbeit, 2004 u.d.T.: Sandner, Dominik: Betriebswirtschaftliche Begründungen für Diversity Management.
306

A comprehensive study and critical analysis of diversity management in organizations

Cantu, Cassandra A. January 2008 (has links) (PDF)
Thesis PlanB (M.S.)--University of Wisconsin--Stout, 2008. / Includes bibliographical references.
307

Managing conflict across cultures, values and identities : a case study in the South African automotive industry /

Mayer, Claude-Hélène. January 2008 (has links)
Zugl.: Grahamstown, University, Diss., 2008.
308

Examining the link between macrophyte diversity, bacterial diversity, and denitrification function in wetlands

Gilbert, Janice M. January 2004 (has links)
Thesis (Ph. D.)--Ohio State University, 2004. / Document formatted into pages; contains xiii, 234 p. Includes bibliographical references. Abstract available online via OhioLINK's ETD Center; full text release delayed at author's request until 2005 June 1.
309

Effectiveness of protected area management in Thailand /

Maneesai, Ronasit. January 1900 (has links)
Thesis (Ph. D.)--Oregon State University, 2004. / Printout. Includes bibliographical references (leaves 155-201). Also available on the World Wide Web.
310

Emerging trends in workforce diversity /

Bialy, Eugene J. January 2004 (has links)
Thesis (M.L.S.)--University of Toledo, 2004. / Typescript. "A thesis [submitted] as partial fulfillment of the requirements of the Master of Liberal Studies degree." Bibliography: leaves 69-71.

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