Sökning: "contrast media"
Visar resultat 1 - 5 av 164 avhandlingar innehållade orden contrast media.
1. Transversal media practices : media archaeology, art and technological development
Sammanfattning : Transversal Media Practices work across specific situations of technological development, critically examining and redefining the terms of production in different media by bringing heterogeneous histories, institutions, actors and materialities into play with one another. This dissertation is all about trying out and refining the methodologies of such transversal media practices, in the end outlining a conceptual set of tools for further development. LÄS MER
2. Beyond Orientalism and Occidentalism : Identity constructions in Arab and Western news media
Sammanfattning : This study examines how the media construct the identities of the Other by creating various ‘us’ versus ‘them’ positions (Othering) when covering non-violence-based intercultural conflicts in Arab and Western news media. Othering in this study is understood as an umbrella concept that in general terms refers to the discursive process of constructing and positioning the Self and the Other into separate identities of an ‘us’ and a ‘them. LÄS MER
3. Voices in the Arena: A Participation-Centred Study of Multivocal Risk and Crisis Communication on Social Media
Sammanfattning : Contemporary risk and crisis communication take place in a complex multiplatform and multivocal environment, where numerous social media foster and facilitate online participation. Lay social media users are thus able to create, maintain, and share their own crisis narrative(s), which exist alongside official information and media reports. LÄS MER
4. Non-ionic contrast media in acrylic bone cement
Sammanfattning : Non-ionic, water-soluble, contrast media, iohexol and/or iodixanol, have been investigated for use in acrylic bone cement aimed for arthroplasty. Bone cement, containing the new particulate contrast media , was investigated for: quasi-static mechanical properties, water uptake properties, release of contrast media from the bone cement, biological responses from particulate bone cement, polymerisation reaction, polymerisation temperature, glass transition temperature, injectability and penetration into human cancellous bone, and radiopacity. LÄS MER
5. Amerikafantasier : kön, medier och visualitet i svenska reseskildringar från USA 1945-63
Sammanfattning : This dissertation examines the construction of an imaginary America in Swedish travel writing from 1945 to 1963. By placing focus on the intersecting dimensions of gender, media, and visuality, the aim is to analyze Swedish notions of the US that surface both in the written word as well as in the illustrative material, by contextualizing these imaginings within the expanding media culture of the time. LÄS MER