Sökning: "Johan E. Carlson"

Hittade 3 avhandlingar innehållade orden Johan E. Carlson.

  1. 1. Essays on value, preference and freedom

    Författare :Johan E. Gustafsson; Sven Ove Hansson; Martin Peterson; John Cantwell; Erik Carlson; KTH; []
    Nyckelord :HUMANIORA; HUMANITIES; preference relations; value relations; rationality constraints; incomparability; the small-improvement argument; freedom of choice; Philosophy subjects; Filosofiämnen;

    Sammanfattning : Essay I develops a new framework for preference relations, that makes further preference relations beyond the trichotomy of preference, dispreference and indifference conceptually possible. The new framework models relations in terms of swaps, which are conceived of as transfers from one alternative state to another. LÄS MER

  3. 2. Ultrasound Communication through Thin Plates: Understanding the Channel

    Författare :Asra Ashraf; Jaap van de Beek; Johan E. Carlson; Magnus Sandell; Luleå tekniska universitet; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Signalbehandling; Signal Processing;

    Sammanfattning : Ultrasound, composed of sound waves with frequencies above the human audible range, has become widely used in various technological fields for digital communications. In the past, acoustic and ultrasonic waves were employed in military and commercial un-derwater wireless communication systems due to their superior performance compared to electromagnetic waves. LÄS MER

  4. 3. Non-destructive assessment of additively manufactured objects using ultrasound

    Författare :Shafaq Zia; Johan E. Carlson; Erik Vanhatalo; Luleå tekniska universitet; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Signalbehandling; Signal Processing;

    Sammanfattning : Additive manufacturing (AM) enables the manufacturing of complex and tailored products for an unlimited number of applications such as aerospace, healthcare, etc. The technology has received a lot of attention in lightweight applications where it is associated with new design possibilities but also reduced material costs, material waste, and energy consumption. LÄS MER