Zobrazeno 1 - 10
of 84
pro vyhledávání: '"Bengt Erlandsson"'
Publikováno v:
Science of The Total Environment. 368:804-813
It is of interest to know the spatial variation and the amount of (137)Cs e.g. in case of an accident with a radioactive discharge. In this study, the spatial distribution of the quarterly (137)Cs deposition over Sweden due to nuclear weapons fallout
Publikováno v:
Journal of Liquid Chromatography & Related Technologies. 29:1541-1559
The extraction of Irganox 1076, Irgafos 168, and Irganox 1010 from polypropylene (PP) by supercritical fluid extraction (SFE) and enhanced fluid extraction (ESE) was investigated to find an alternative method to the dissolution extraction required by
Publikováno v:
Analytica Chimica Acta. 552:160-165
This work presents a fast and simple quantitative method for impurity determination of acetaldehyde and propionaldehyde in poloxamer 188 by proton nuclear magnetic resonance spectroscopy (1H NMR). The sample is dissolved in D2O with DCl and analyzed
Autor:
Kjell Håkansson, Ragnar Hellborg, Mikko Faarinen, Göran Skog, Kristina Stenström, Madis Kiisk, Per Persson, Bengt Erlandsson
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 481:1-8
Charge state distributions for (12) C and C-13 ions have been measured at the Lund Pelletron tandem accelerator for the N-2 gas stripper with a newly installed terminal pumping system in use. A comparison of the results obtained for the ion energies
Autor:
Bengt Erlandsson
Publikováno v:
Polymer Degradation and Stability. 78:571-575
Poloxamers are block copolymers of ethylene oxide and propylene oxide that are used within the pharmaceutical industry. The stability of poloxamers 188 and 407 at 25 °C/60% RH and 40 °C/75% RH was studied for 6 months. Poloxamer 407 was stable in b
Publikováno v:
Polymer Degradation and Stability. 77:55-66
The oxidative thermal degradation of poloxamer 407, a poly(ethylene oxide-propylene oxide-ethylene oxide) triblock copolymer, at 50 and 80 degreesC in air was studied by solid phase microextraction ...
Autor:
Mikko Faarinen, Per Persson, Göran Skog, Bengt Erlandsson, Ragnar Hellborg, Agata Olariu, Emilian Alexandrescu, Kristina Stenström
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 253:307-311
A set of fossil bones from Romania has been analysed by accelerator mass spectrometry and by neutron activation analysis in order to estimate their age. The temporal attributing of Malu Rosu archaeological settlement has been extensively analyzed. Th
Publikováno v:
Journal of Environmental Radioactivity. 53:145-154
The radon activity concentration in ground water from drilled and dug wells on the horst Soderasen in Southern Sweden has been determined with two different methods, gamma activity measurements with a germanium HPGe detector and alpha activity measur
Autor:
Ragnar Hellborg, Kristina Stenström, Ziga Smit, Bengt Erlandsson, Madis Kiisk, Mikko Faarinen, Per Persson, Göran Skog
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 172:182-187
The characteristic K X-ray production from projectile and solid target atoms in heavy ion collisions have been measured using a high-resolution Ge-detector. Ni projectiles in the energy range 15–25 MeV have been used to irradiate various thick targ
Autor:
Madis Kiisk, Bengt Erlandsson, Lars-Erik Nilsson, Bertil Nosslin, Sigrid Leide-Svegborn, Per Persson, Ragnar Hellborg, Sören Mattsson, Mikael Gunnarsson, Göran Skog, Magnus Åberg, Kristina Stenström, Mikko Faarinen
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 172:939-943
To estimate the biokinetics of 14 C -labelled fatty acids and the associated radiation absorbed dose to man, long-term retention of 14 C from oral intake of glycerol tri[1- 14 C ]oleate (triolein) has been studied using accelerator mass spectrometry