Essays about: "PTT"

Showing result 1 - 5 of 6 essays containing the word PTT.

  1. 1. The Arctic in Transition : Great Power Competition at the End of the Post-Cold War Order

    University essay from Försvarshögskolan

    Author : Malin Ridström; [2024]
    Keywords : the Arctic; Russia; China; the United States; great power behaviour; offensive realism; defensive realism; power transition theory; grand strategy; qualitative content analysis; Arctic exceptionalism;

    Abstract : This study uses defensive realism, offensive realism and power transition theory (PTT) in order to examine the great powers’ grand strategies in the Arctic region, aiming to recontextualise the security theatre in the Arctic as a reflection of the return of great power politics and the end of Arctic exceptionalism, and to examine the explanatory power of the different strands of realism on the great power behaviour identified in their Arctic strategies. The study is conducted using qualitative content analysis and utilises Jacob Westberg’s theorisation of grand strategies through the categories of context, ends, means and ways as analytical framework, to which the theoretical framework is applied. READ MORE

  3. 2. Bioplastics Material Flow Analysis And Their Environmental Impacts

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Xinyi Qin; [2022]
    Keywords : Bioplastics; Material flow analysis; Life cycle analysis;

    Abstract : This research is conducted to have a better understanding on the future develop- ment of bioplastics and their environmental impacts. This research first studies the future consumption and waste of bioplastics till 2050 by material flow analysis (MFA). READ MORE

  4. 3. Strategic passenger-oriented timetable design : Long-term timetable designs with minimised passenger inconvenience

    University essay from KTH/Transportplanering

    Author : Yari de Graaf; [2021]
    Keywords : ;

    Abstract : Timetable development and design is a complex process that is crucial for safe and efficient railway operations. The combination of steel wheels and steel rails makes it possible to create trains and to transport many vehicles, thus passengers and freight, at the same time, but it also results in longer braking distances. READ MORE

  5. 4. Cardiovascular effects of exposure to biodiesel exhaust

    University essay from Lunds universitet/Avdelningen för Biomedicinsk teknik

    Author : Youna Marc-Derrien; [2021]
    Keywords : photoplethysmography; electrocardiography; signal processing; pulse decomposition analysis; heart rate variability; pulse transit time; biodiesel; arterial stiffness; Technology and Engineering;

    Abstract : Context: Urban air pollution is considered a significant factor contributing to increased respiratory and cardiovascular mortality in cities. Many studies focused on the relationship between exposure to diesel exhaust and human health effects, demonstrating the toxicity of such gases. READ MORE

  6. 5. Collaboration-Oriented Modeling of an Offshore Group Communication System

    University essay from KTH/Kommunikationssystem, CoS

    Author : Doan Thi Hong Tam; [2009]
    Keywords : ;

    Abstract : This thesis studies the SPACE method by creating building blocks for a Push to Talk (PTT)service in WLAN environment. The structure and behavior of a PTT service is analyzed anddiscussed. We have modeled the behavior of a PTT service with the GUI of the PTT client.As a result, several of building blocks for a PTT service have been proposed. READ MORE