Sökning: "Long Hoang"

Visar resultat 1 - 5 av 7 avhandlingar innehållade orden Long Hoang.

1. 1. High Power Radio Frequency Solid-State Amplifiers and Combiners for Particle Accelerators : From module to system design approach

   Författare :Long Hoang; Dragos Dancila; Paul Tasker; Uppsala universitet; []
   Nyckelord :solid state technology; power amplifier; superconducting cavities; optimal charging; high efficiency; particle accelerators; Engineering Science with specialization in Microwave Technology; Teknisk fysik med inriktning mot mikrovågsteknik;

   Sammanfattning : The rise of Big Science projects brings issues related to the energy consumption and the associated environmental impacts of such large-scale facilities. Therefore, environmentally-sustainable developments are undertaken towards the adoption of energy savings and improved energy-efficient approaches. LÄS MER

3. 2. Solar variability over the Holocene period : disentangling geomagnetic and solar influences on a new continuous 10Be record from Little Dome C, Antarctica

   Författare :Hoang Long Nguyen; MERGE: ModElling the Regional and Global Earth system; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Ice core; cosmogenic radionuclide; 10Be; 14C; solar activity; paleomagnetism; ; Holocene;

   Sammanfattning : Reliable information on solar activity over the Holocene period is important to predict the Sun in the future and to understand the mechanism behind the Sun-climate linkage. Presently, there are discrepancies in the proxy data of solar activity due to reasons that are not yet understood. LÄS MER

4. 3. Essays on currency markets

   Författare :Duc-Hoang Hoang; Nationalekonomiska institutionen; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; currency market; central bank communication; sentiment; carry trade; momentum;

   Sammanfattning : This doctoral dissertation comprises three independent essays which cover different aspects of the currency market.The first paper, Long-run and short-run risk premium in currency market, investigates the risk premium of the long-run and short-run volatility component of exchange rate returns in the currency market. LÄS MER

5. 4. Gender specific epidemiology of tuberculosis in Vietnam

   Författare :Nguyên Hoàng Long; Karolinska Institutet; Karolinska Institutet; []
   Nyckelord :Tuberculosis; epidemiology; gender; health care seeking; delays; Vietnam;

   Sammanfattning : Background: Globally, about two-thirds of notified tuberculosis (TB) cases are men, only one third are women. Whether this gender difference in notification rates reflects a true difference in TB incidence, or an under-notification of the disease among women is a subject to speculation. LÄS MER

7. 5. Health inequalities in care for persons with dementia

   Författare :Minh Tuan Hoang; Karolinska Institutet; Karolinska Institutet; []
   Nyckelord :;

   Sammanfattning : Health inequality is defined as any difference, disparity, or variation in all health-related aspects of individuals and groups. The World Health Organization regards ensuring equal access to promotion, prevention, diagnostics, and care for persons with dementia as a crucial goal in their global action plan for dementia. LÄS MER