Essays about: "slingram"

Found 5 essays containing the word slingram.

  1. 1. Mapping of contaminant dispersion from a polluted mining area by geochemical and geophysical methods, Rävlidmyran,northern Sweden : Use of geochemical and geophysical studies to investigate contaminants

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

    Author : Astrid Theander; [2019]
    Keywords : ;

    Abstract : After open pit mining, the pit can either be backfilled or be filled with groundwater andbecome a pit lake. These lakes tend to be acidic and contains high concentrations ofmetals, which increases the environmental risks in the area. One of these pit lakes isRävlidmyran in the Skellefte ore district. READ MORE

  3. 2. Modelling and interpretation of VTEM data from Soppero, Sweden

    University essay from Luleå tekniska universitet/Geovetenskap och miljöteknik

    Author : Linnéa Johansson; [2017]
    Keywords : Transient electromagnetic; geophysics; geophysical modelling; Soppero;

    Abstract : The geological and geophysical knowledge about the northernmost part of Sweden has recently increased due to the Barents project, which includes acquisition of modern geophysical and geological information on behalf of the Swedish Geological Survey (SGU). During August 2013, a helicopter-borne versatile time domain electromagnetic (VTEM) survey was performed by Geotech Ltd, in the Soppero area northeast of Kiruna. READ MORE

  4. 3. A geophysical study of a drumlin in the Åsnen area, Småland, south Sweden

    University essay from Lunds universitet/Geologiska institutionen

    Author : Besnik Asani; [2015]
    Keywords : Geophysics; drumlin; resistivity; induced-Polarization; electromagnetic slingram; Earth and Environmental Sciences;

    Abstract : The sediment composition of drumlins in the Åsnen area in Småland, south Sweden is poorly studied. Excavations are being planned with intention to study the internal architecture and composition of these drumlins. READ MORE

  5. 4. Mapping leachates and subsurface structures using different geophysical methods.

    University essay from KTH/Mark- och vattenteknik

    Author : David Barkels; Johan Åberg; [2012]
    Keywords : geophysics; tailings; acid mine leachate; pollution mapping; CVES; GPR; slingram;

    Abstract : The enrichment of ore produces large amounts of sulfur and metal-rich residual waste called tailings, which need to be deposited and stored for a long time. When the tailing is oxidized, large amounts of protons and metals are dissolved and diffuse to the groundwater. READ MORE

  6. 5. Water supply study at Manama, southern Zimbabwe

    University essay from Lunds universitet/Geologiska institutionen

    Author : Patrich Holmström; Per Möller; Mats Svensson; [1991]
    Keywords : Zimbabwe; groundwater; geology; geography; VLF; slingram; resistivity; sand dam; Earth and Environmental Sciences;

    Abstract : This paper describes a groundwater prospecting project, including two parts, in the rural area in southern Zimbabwe. The first part deals with a gelogical survey and locating of waterbearing fracture zones with the electromagnetic methods Slingram and VLF, and a resistivity instrument. READ MORE