Browsing NGU Open Archive by Subject "RADIOMETRI"
Now showing items 1-20 of 165
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A comparison of transportable and fixed calibration pads for airborne gamma-ray spectrometers
(NGU-Rapport (2024.016), Report, 2024)NGU owns and uses a set of transportable concrete calibration pads for calibration of its airborne gamma-ray spectrometers. The pads are principally designed for hand-held instruments, in contrast with larger fixed ... -
A mobile gamma ray spectrometer system for nuclear hazard mapping
(NGU-Rapport (2000.088), Report, 2000)The Geological Survey of Norway has developed a system for mobile gamma ray\rspectrometer surveying suitable for use in nuclear emergencies where\rpotentially dangerous radioactive materials have been released into ... -
A mobile gamma ray spectrometer system for nuclear hazard mapping: GAMMALOG v. 3.0
(NGU-Rapport (2005.026), Report, 2005)The Geological Survey of Norway has developed a system for mobile gamma ray spectrometer surveying suitable for use in nuclear emergencies where potentially dangerous radioactive materials have been released into the ... -
Airborne mapping of radioactive contamination. Results from a test in Finland, RESUME95
(NGU-Rapport (96.054), Report, 1996)The Geological Survey of Norway participated in the exercise RESUME95 (Rapid Environmental Surveying Using Mobile Equipment 95) in Finland, during August 1995. The purpose of the exercise was to (1) test preparedness in ... -
Airborne radon hazard mapping - Løten, Hedmark County, Norway
(NGU-Rapport (93.046), Report, 1994)An airborne geophysical survey with ground follow-up work has been conducted in the Løten area with the intention og mapping the radon gas hazard from the alum shales in the region. The survey was conducted in two phases, ... -
Assessment of Geophysical Anomalies near Langvatnet, Lunner, Oppland Fylke
(NGU-Rapport (2001.046), Report, 2001)In June, 1997 and July, 2000, two separate helicopter geophysical surveys were carried out - one over an area in the vicinity of Gran, and the second over an area immediately west of Hurdalsjøen. The purpose of the surveys ... -
Avsluttende målinger av radioaktivitet fra bil i Nord-Trøndelag.
(NGU-Rapport (85.077), Report, 1985)I 1982-1983 ble radioaktivitet målt fra bil langs det igjenstående vegnett i Nord-Trøndelag. Ialt 34 kartblad ble målt ferdig. Det er funnet 275 radioaktive anomalier; 2 meget sterke, 5 sterke, 43 middels og 225 svake ... -
Borkjerneundersøkelser (bh. 17-98) av mikroklingneissen i Bleivassli, Hemnes, Nordlan
(NGU-Rapport (99.047), Report, 1999)Vinteren 1998 ble det boret to borhull gjennom kroppen av mikroklingneiss i Bleikvassli. Fem prøver fra Bh. 17-98 er analysert med XRF for hoved- og sporelement geokjemi og mineralogi-undersøkelser. Disse analysene ble ... -
Brannerite, a new mineral in Norway.
(NGU (200), Journal article, 1957)Ved urandundersøkelser på Modum, ble mineralet brannerit påvist for første gang i Norge. Der forekommer ved hovedveien 300 m vest for Haugfoss bru. Mineralet opptrer på mer eller mindre åpne sprekker i en presset grønnskifer ... -
Compilation of magnetic and radiometric data measured from helicopter in the Troms – Northern Nordland area.
(NGU-Rapport (2015.022), Report, 2015)NGU conducted airborne magnetic and radiometric surveys at the area of Troms and Northern Nordland between June 2011 and October 2014 as a part of the MINN project (Mineral resources in North Norway). The data from those ... -
Data Acquisition and Processing - helicopter Geophysical Survey at Valle, Setesdal
(NGU-Rapport (2002.098), Report, 2002)In june 2002, a helicpter geophysical survey was carried out over two areas at Valle, Setesdalen. The areas are named Rotemo and Rysstad-Straumfjord. The purpose of the surveys was to provide geophysical information for ... -
Data Acquisition and Processing - Helicopter Geophysical Survey, Oppkuven and Gran, 1997
(NGU-Rapport (98.079), Report, 1998)During June, 1997, a helicopter geophysical survey was carried out over part of Nordmarka, an area immediately northwest from Oslo. The purpose of the survey was to provide geophysical information to improve geological ... -
Data Acquisition and Processing - Helicopter Geophysical Survey, Ringvassøy
(NGU-Rapport (2002.099), Report, 2002)In July 2002, a helicopter geophysical survey was carried out over Ringvassøy, Troms county. The purpose of the surveys was to provide geophysical information for mineral exploration. The data were collected and processed ... -
Data acquisition and processing - Helicopter geophysical survey, Røros, 1999.
(NGU-Rapport (99.118), Report, 1999)(Forkortet) Confidential until 15.12.2006 In August and September, 1999, a helicopter geophysical survey was carried out over and area of about 1240 km2 immediately north from the town of Røros. The purpose of the survey ... -
Data acquisition and processing - Helicopter Geophysical Survey, Storsjön, Sweden
(NGU-Rapport (2001.068), Report, 2001)In June, 2001, a helicopter geophysical survey was flown over an area in the vicinity of Storsj\u00F6, central Sweden. The purpose of the survey was to provide geophysical information for mineral exploration. The data were ... -
Data Acquisition and processing - Helicopter Geophysical Surveys, Hurdal, 2000
(NGU-Rapport (2001.018), Report, 2001)In August, 1998 and July, 2000, helicopter geophysical surveys were carried out over an area of about 560 km2 immediately west of Hurdalssjøen and the Garder- moen airport. The purpose of the surveys was to provide geophysical ... -
Data Acquisition and Processing - Helicopter Geophysical Surveys, Østersund, Sweden
(NGU-Rapport (2001.031), Report, 2001)\u00CFn December, 2000 and March, 2001, helicopter geophysical surveys were flown over three areas in the vicinity of Østersund, central Sweden. The purpose of the surveys was to provide geophysical information for mineral ... -
Data Acquisition and Processing-Helicopter Radiometric Survey, Kragerø, 1998
(NGU-Rapport (2000.011), Report, 2000)On 07 October, 1988, a helicopter radiometric survey was flown in the vicinity of Kragerø municipality. The purpose of the survey was to provide radiometric information to help assess radon hazard from radioavtive rocks ... -
Data acquistion and processing - Helicopter geophysical surveys, Larvik, 1998
(NGU-Rapport (99.026), Report, 1999)In september, 1998, two helicopter geophysical survey were carried out over parts of Larvik and Porsgrunn municipalities. The purpose of the survey was to provide geophysical information to improve geological mapping in ... -
Data Aquisition and Processing Report - Helicopter Survey, Krokskogen
(NGU-Rapport (97.134), Report, 1997)During June, 1997, a helicopter geophysical survey was carried out over Krokskogen, an area immediately northwest from Oslo. The purpose of the survey was to provide geophysical information to be used with geological datao ...