Sökning: "David Stockholm"

Visar resultat 1 - 5 av 352 avhandlingar innehållade orden David Stockholm.

  1. 1. Resource Allocation in Multi-Antenna Communication Systems with Limited Feedback

    Detta är en avhandling från Stockholm : KTH

    Författare :David Hammarwall; Björn Ottersten; David Gesbert; [2007]
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TECHNOLOGY Information technology Telecommunication; TEKNIKVETENSKAP Informationsteknik Telekommunikation;

    Sammanfattning : The use of multiple transmit antennas is considered a key ingredient to significantly improve the spectral efficiency of wireless communication systems beyond that of currently employed systems. Transmit beamforming schemes have been proposed to exploit the spatial characteristics of multi-antenna radio channels; that is, multiple-input single-output (MISO) channels. LÄS MER

  2. 2. Electromagnetic transformer modelling including the ferromagnetic core

    Detta är en avhandling från Stockholm : KTH

    Författare :David Ribbenfjärd; Göran Engdahl; David Jiles; [2010]
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Power transformer; hysteresis; dynamic hysteresis; dynamic magnetization; eddy currents; excess losses; leakage flux; winding model; core model; magnetic measurements; magnetic materials; TECHNOLOGY Electrical engineering; electronics and photonics Electric power engineering; TEKNIKVETENSKAP Elektroteknik; elektronik och fotonik Elkraftteknik;

    Sammanfattning : In order to design a power transformer it is important to understand its internal electromagnetic behaviour. That can be obtained by measurements on physical transformers, analytical expressions and computer simulations. LÄS MER

  3. 3. Att göra vänskap En kultursociologisk analys av högstadieelevers sociala relationer

    Detta är en avhandling från Stockholm : Barn- och ungdomsvetenskapliga institutionen, Stockholms universitet

    Författare :Lina Lundström; Anna Lund; David Cardell; David Wästerfors; [2020]
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Upper secondary school students; doing friendship; peer relations; children s perspectives; childhood; inclusion exclusion; social power; popularity; cultural sociology; meaning making; social boundaries; cultural elements; video ethnography; barn- och ungdomsvetenskap; Child and Youth Studies;

    Sammanfattning : This doctoral thesis explores how secondary school students perform friendship in a Swedish school. The thesis aims to describe and explain how cultural elements, such as an audience of peers, stages for friendship performances (e.g. LÄS MER

  4. 4. Localising Salafism : Religious Change among Oromo Muslims in Bale, Ethiopia

    Detta är en avhandling från Stockholm : Institutionen för etnologi, religionshistoria och genusstudier

    Författare :Terje Østebø; David Westerlund; David Thurfjell; Anne Kubai; [2008]
    Nyckelord :HUMANIORA; HUMANITIES; Ethiopia; Bale; Islam; Salafism; Religious Change; Locality; Ethnicity; Identity; HUMANITIES and RELIGION Religion Theology History of religion; HUMANIORA och RELIGIONSVETENSKAP Religionsvetenskap Teologi Religionshistoria; religionshistoria; History of Religion;

    Sammanfattning : The political transition in 1991 and the new regime’s policy towards the ethnic and religious diversity in Ethiopia have contributed to increased activities from various Islamic reform movements. Among these, we find the Salafi movement which expanded rapidly throughout the 1990s, particularly in the Oromo-speaking south-eastern parts of the country such as Hararge, Arsi and Bale. LÄS MER

  5. 5. David Helldén : modernistisk visionär på traditionens grund

    Detta är en avhandling från Stockholm : Stockholmia förlag

    Författare :Martin Rörby; Riitta Nikula; ; [2003]
    Nyckelord :HUMANIORA; HUMANITIES; David Helldén; Architecture; Modernism; Sweden; Hötorgscity; Sergels Torg; Stockholm University; HUMANITIES and RELIGION Aesthetic subjects Art; HUMANIORA och RELIGIONSVETENSKAP Estetiska ämnen Konstvetenskap; konstvetenskap; History Of Art;

    Sammanfattning : Architect David Helldén (1905-1990) took part in the formation of some of the most well-known buildings and environs in Stockholm. Hötorgscity, Sergels Torg and the turquoise glass complex of Stockholm University at Frescati all bear his signature, as does Hökarängen Centre, which includes the first pedestrianised shopping street in Sweden. LÄS MER