Browsing NTNU Open by Author "Engelsen, Ola"

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Natural and anthropogenic atmospheric mercury in the European Arctic: a fractionation study

Steen, Anne Orderdalen; Berg, Torunn; Dastoor, Ashu P.; Durnford, Dorothy, A.; Engelsen, Ola; Hole, Lars Robert; Aspmo, Katrine (Journal article; Peer reviewed, 2011)

This study reports the longest time series of GEM, RGM and particle-bound mercury (PHg) concentrations from a European Arctic site. From 27 April 2007 until 31 December 2008 composite GEM, RGM and PHg measurements were ...
Radiotherapeutic Limits of Acceptance for Errors in Synthetic CT Synthesised from MRI

Jensen, Leif-André Bjerkeli (Master thesis, 2020)

CT-skanninger, som resulterer i elektrontetthetskart eller massetetthetskart, er standard inndata for strålebehandlingplanleggingssystemer. Imidlertid gir MR overlegen bløtvevskontrast. I tilfeller der MR er nødvendig for ...
Ten-year trends in atmospheric mercury concentrations, meteorological effects and climate variables at Zeppelin, Ny-Ålesund

Berg, Torunn; Cole, AS; Engelsen, Ola; Steffen, A; Pfaffhuber, Katrine Aspmo (Journal article; Peer reviewed, 2013)

Results from ten years of gaseous elemental mercury (GEM) measurements at Zeppelin station, Ny-A° lesund, Svalbard, show no overall annual trend between 2000 and 2009. Seasonal trend analysis showed significantly ...