Sökning: "johan back"
Visar resultat 1 - 5 av 54 avhandlingar innehållade orden johan back.
1. Low Back Pain : With Special Reference to Prevalence, Diagnosis, Treatment and Prognosis
Sammanfattning : Objectives. Ascertain if there has been a secular trend in 3-months prevalence of casually reported back pain. Evaluate if such back pain predicts concurrent health as well as future sick leave, disability pension, hospitalization and survival. Study differences in diagnostic assessment and labelling between physicians. LÄS MER
2. Ecological embedding : stories of back-to-the-land ecopreneurs and energy descent
Sammanfattning : This thesis starts with the premise that to address ecological and climate crises, we need to understand their psychological and cultural roots found in the separation of modern societies from the natural world. This separation permeates mainstream approaches to sustainability that either sustain business-as-usual of the unbridled economic growth, or reform it with greener markets and technologies. LÄS MER
3. Fear and avoidance in the development of a persistent musculoskeletal pain problem : implications for secondary prevention
Sammanfattning : This dissertation focused on the role of fear and avoidance in the development of a persistent back pain problem. The first aim of this dissertation was to study when and how cognitive, affective and behavioral factors influence one another in the development of persistent pain and disability. LÄS MER
4. Buffer Related Dispersive Effects in Microwave GaN HEMTs
Sammanfattning : In applications such as mobile communication and radar, microwave power generation at high frequency is of utmost importance. The GaN HEMT offers a unique set of properties that makes it suitable for high power amplification at high frequencies. LÄS MER
5. Compiler generation for parallel languages from denotational specifications
Sammanfattning : There exist several systems for the generation of compiler front-ends from formal semantics. Systems that generate entire compilers have also started to appear. Many of these use attribute grammars as the specification formalism, but there also are systems based on operational semantics or denotational semantics. LÄS MER