Essays about: "strontium"

Showing result 21 - 25 of 32 essays containing the word strontium.

  1. 21. Developement of a portable β-­‐ spectrometer for in situ measurements of Sr-­‐90 and Y-­‐90 using a plastic scintillator and a silicon photomultipler (SiPM).

    University essay from Lunds universitet/Medicinsk strålningsfysik, Lund; Lunds universitet/Sjukhusfysikerutbildningen

    Author : Daniel Krona; [2015]
    Keywords : Medicine and Health Sciences;

    Abstract : In the event of a nuclear weapon detonation or a power plant accident radionuclides will deposit on the ground. It is then important to identify and quantify the radionuclides to obtain information necessary for radiation protection efforts like relocation and decontamination. READ MORE

  3. 22. Effects of strontium on osteogenic capacity and proliferation of human periodontal ligament cells and osteoblasts

    University essay from Malmö högskola/Odontologiska fakulteten (OD)

    Author : Alexandra Aidoukovitch; [2015]
    Keywords : Alkaline Phosphatase; Cells; Cultured; Cell Division Drug effects; In vitro; Osteoblasts; Periodontal Ligament; Strontium; Strontium Chloride;

    Abstract : Strontium (Sr2+) är det aktiva ämnet i läkemedel som används för att reducera frakturrisken hos patienter som lider av osteoporos. På senare tid har Sr2+ kombinerats med olika biomaterial i syfte att gynna benbildning, emellertid är ämnet vagt studerat avseende effekten på parodontala vävnader. READ MORE

  4. 23. TLD Measurements on Patients being treated with a Taylor Spatial Frame : Using Radiation from Na18F PET/CT Studies and from Naturally Occurring Radioisotopes

    University essay from Stockholms universitet/Fysikum

    Author : Kousha Mirzadeh; [2014]
    Keywords : Taylor Spatial Frame; Thermoluminescent dosimeters; Tibia fracture; Bone remodeling; Na18F; PET CT; Bone seeking radionuclide;

    Abstract : Background: In an ongoing study conducted at Karolinska Institutet & Karolinska University Hospital, Positron Emission Tomography (PET)/Computed Tomography (CT) scans are performed on patients with tibia fractures and deformations treated with Taylor Spatial Frames (TSFs) in order to monitor their bone remodeling progress. Each patients receive an administration of approximately 2 MBq/kg bodyweight of Na18F associated with PET scans on two sessions, six and twelve weeks after the attachment of the TSF. READ MORE

  5. 24. Characterization of Weathering Effects in Holocene Loess and Paleosol, Kluane Lake, Yukon, Canada.

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Emma Lagerbäck Adolphi; [2014]
    Keywords : weathering indicators index paleoclimate;

    Abstract : When measuring weathering intensity of paleosols there arevarious methods and ratios that can be used. This studyexamines several weathering indicators too see which are bestapplied and most effective on loess and paleosols from Yukon,Canada. READ MORE

  6. 25. The Birimian event in the Baoulé Mossi domain (West African Craton) : regional and global context

    University essay from Lunds universitet/Geologiska institutionen

    Author : Mikael Grenholm; [2014]
    Keywords : accretionary orogen; Atlantica; Birimian event; supercontinent cycle; Lomagundi-Jatuli event; Earth and Environmental Sciences;

    Abstract : The crystalline basement of the West African Craton (WAC) was established during the Siderian to Orosirian (circa 2.35-1.95 Ga) Birimian event through accretion of extensive tracts of juvenile crust that was tectonically juxtaposed with Archean cratons. READ MORE