Essays about: "Per Sjöberg"

Showing result 1 - 5 of 13 essays containing the words Per Sjöberg.

  1. 1. Yearly distribution and composition of per- and polyfluoroalkyl substances (PFAS) in Luleå wastewater treatment plant

    University essay from Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurser

    Author : Moa Sjöberg; [2023]
    Keywords : PFAS; WWTP; Wastewater treatment; Consumer products; Precursors;

    Abstract : PFAS (per- and polyfluoroalkyl substances) are a large group of substances that are used in a large variety of products because of their unique water and dirt repellent properties. The substances are extremely persistent and can spread over large distances in groundwater, surface water, and in the air, which makes them an environmental and a health concern. READ MORE

  3. 2. Investigation regarding the Performance of YOLOv8 in Pedestrian Detection

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Jonatan Jönsson Hyberg; Adam Sjöberg; [2023]
    Keywords : Autonomous Cars; Machine Learning; YOLOv8; Pedestrian Detection;

    Abstract : Autonomous cars have become a trending topic as cars become better and better at driving autonomously. One of the big changes that have allowed autonomous cars to progress is the improvements in machine learning. Machine learning has made autonomous cars able to detect and react to obstacles on the road in real time. READ MORE

  4. 3. Investering i spannmålsanläggning : en fallstudie av nya spannmålsanläggningar

    University essay from SLU/Dept. of People and Society

    Author : Carl-Magnus Kolm; Claes Sjöberg; [2022]
    Keywords : Spannmålsanläggning; torkning; lagring; uppvärmningssystem;

    Abstract : I Sverige odlades det 2021 spannmål på 1 miljon hektar åkermark av 21 500 lantbruksföretag. Det är hälften så många som år 1989, vilket innebär att spannmålsgårdarna blir större och större samtidigt som avkastningen per hektar ökar. READ MORE

  5. 4. Development Model of a Gas Pressure Regulator for Spacecraft Propulsion : Design Enhancement and Testing

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : FILIPPO POZZI; MARCUS SJÖBERG; [2021]
    Keywords : ;

    Abstract : This thesis treats the testing, analysis, and continued development of a mechanical pressure regulator prototype, intended for use in spacecraft propulsion systems. Herein referred to as the Adapted Mechanical Pressure Regulator (APR), the regulator is an adaptation made by the Swedish space system developer OHB Sweden AB (OSE) of an existing patented design originally intended for use outside of the space industry. READ MORE

  6. 5. Monte-Carlo simulations of an AmBe neutron source

    University essay from Uppsala universitet/Tillämpad kärnfysik

    Author : Josefine Sjöberg; [2021]
    Keywords : Serpent; neutron; gamma; radiation dose; AmBe source; polyethylene;

    Abstract : The Department of Physics and Astronomy in Uppsala is planning to construct a source-based neutron irradiation facility at Ångströms laboratory. The purpose of this facility will, as of now, mainly be for students and employees to conduct scientific experiments and to calibrate the university's neutron scintillator detectors. READ MORE