Lars Nielsen

Lars Nielsen

Professor

  • Geology

    Øster Voldgade 10, 1350 København K, 03, Building: 03.1.361

    Phone: +45 35 32 24 54Mobile: +45 24 42 47 06Fax: +45 33 14 83 22

  1. 2019
  2. Published

    Deep onshore reflection seismic imaging of the chalk group strata using a 45 kg accelerated weight-drop and combined recording systems with dense receiver spacing. / Kammann, Janina; Malehmir, Alireza; Brodic, Bojan; Tagliavento, Mattia; Stemmerik, Lars; Normark, Egon; Lykke-Andersen, Holger; Nielsen, Lars.

    In: Geophysics, Vol. 84, No. 4, 2019, p. B259-B268.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Diffraction imaging of ground-penetrating radar data. / Yuan, Hemin; Montazeri, Mahboubeh; Looms, Majken C.; Nielsen, Lars.

    In: Geophysics, Vol. 84, No. 3, 2019, p. H1-H12.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. 2018
  5. Published

    Beach-ridge architecture constrained by beach topography and Ground-Penetrating Radar, Itilleq (Lakse Bugt), Disko, Greenland – Implications for sea-level reconstructions. / Emerich Souza, Priscila; Kroon, Aart; Nielsen, Lars.

    In: Bulletin of the Geological Society of Denmark, Vol. 66, 2018, p. 167-179.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Beach-ridge architecture constrained by beach topography and ground-penetrating radar, Itilleq (Laksebugt), south-west Disko, Greenland - implications for sea-level reconstructions. / Souza, Priscila E.; Kroon, Aart; Nielsen, Lars.

    In: Bulletin of the Geological Society of Denmark, Vol. 66, 2018, p. 167-179.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Constraining the age of gravelly beach ridges using rock surface luminescence dating – implications for mapping sea-level variation in the Holocene. / Emerich Souza, Priscila; Sohbati, Reza; Murray, Andrew; Kroon, Aart; Meldgaard, Asger; Clemmensen, Lars B; Nielsen, Lars.

    2018. Poster session presented at AGU Fall Meeting 2018, Washington D.C., United States.

    Research output: Contribution to conferencePosterResearch

  8. Published

    Mapping sand layers in clayey till using crosshole ground-penetrating radar. / Zibar, Majken Caroline Looms; Klotzsche, Anja; van der Kruk, Jan ; Larsen, Thomas Hauerberg; Edsen, Anders; Tuxen, Nina; Hamburger, Nancy; Keskinen, Johanna; Nielsen, Lars.

    In: Geophysics, Vol. 83, No. 1, 2018, p. A21-A26.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Pitfalls in velocity analysis for strongly contrasting, layered media - Example from the Chalk Group, North Sea. / Montazeri, Mahboubeh; Uldall, Anette; Moreau, Julien; Nielsen, Lars.

    In: Journal of Applied Geophysics, Vol. 149, 2018, p. 52-62.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Sedimentary architecture and depositional controls of a Holocene wave-dominated barrier-island system. / Fruergaard, Mikkel; Johannessen, Peter N.; Nielsen, Lars Henrik; Nielsen, Lars; Møller, Ingelise; Andersen, Thorbjørn Joest; Piasecki, Stefan; Pejrup, Morten.

    In: Sedimentology, Vol. 65, No. 4, 2018, p. 1170-1212.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. 2017
  12. Published

    Full-waveform inversion of Crosshole GPR data : implications for porosity estimation in chalk. / Keskinen, Johanna; Klotzsche, Anja ; Zibar, Majken Caroline Looms; Moreau, Julien; van der Kruk, Jan; Holliger, Klaus; Stemmerik, Lars; Nielsen, Lars.

    In: Journal of Applied Geophysics, Vol. 140, 05.2017, p. 102-116.

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    Advances in Geophysics [volume 58]. / Nielsen, Lars (Editor).

    Cambridge, MA : Academic Press, 2017. 106 p.

    Research output: Book/ReportAnthologyResearchpeer-review

  14. Published

    Sea-level proxies in Holocene raised beach ridge deposits (Greenland) revealed by ground-penetrating radar. / Nielsen, Lars; Bendixen, Mette; Kroon, Aart; Hede, Mikkel Ulfeldt; Clemmensen, Lars B; Weβling, Ronny ; Elberling, Bo.

    In: Scientific Reports, Vol. 7, 46460 , 2017.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. 2016
  16. Published

    Early diagenetic evolution of Chalk in eastern Denmark. / Moreau, Julien; Boussaha, Myriam; Nielsen, Lars; Thibault, Nicolas Rudolph; Ullmann, Clemens V.; Stemmerik, Lars.

    In: The Depositional Record, Vol. 2, No. 2, 12.2016, p. 154-172.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    High-resolution shear-wave seismics across the Carlsberg Fault zone south of Copenhagen : Implications for linking Mesozoic and late Pleistocene structures. / Kammann, Janina; Huebscher, Christian; Boldreel, Lars Ole; Nielsen, Lars.

    In: Tectonophysics, Vol. 682, 06.07.2016, p. 56-64.

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    Coastal lagoons and beach ridges as complementary sedimentary archives for the reconstruction of Holocene relative sea-level changes. / Sander, Lasse; Hede, Mikkel Ulfeldt; Fruergaard, Mikkel; Nielsen, Lars; Clemmensen, Lars B; Kroon, Aart; Johannessen, Peter N; Nielsen, Lars H.; Pejrup, Morten.

    In: Terra Nova, Vol. 28, No. 1, 02.2016, p. 43-49.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Advances in Geophysics [volume 57]. / Nielsen, Lars (Editor).

    Academic Press, 2016. 218 p.

    Research output: Book/ReportAnthologyResearchpeer-review

  20. Published

    Continuous record of Holocene sea-level changes and coastal development of the Kattegat island Laeso (4900 years BP to present). / Hansen, Jens Morten; Aagaard, Troels; Stockmarr, Jens; Moller, Ingelise; Nielsen, Lars; Binderup, Merete; Larsen, Jan Hammer; Larsen, Birger.

    In: Geological Society of Denmark. Bulletin, Vol. 64, 2016, p. 1-55.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    Holocene RSL variation on southwestern Disko Island (Greenland) : an interpretation based on GPR data, topography and luminescence dating. / Emerich Souza, Priscila; Nielsen, Lars; Kroon, Aart; Murray, Andrew Sean; Sohbati, Reza; Clemmensen, Lars B.

    2016. Poster session presented at AGU Fall meeting 2016, San Francisco, United States.

    Research output: Contribution to conferencePosterResearch

  22. Published

    Past sea-level data from Lakse Bugt, Disko Island, West Greenland from ground-penetrating radar data. / Emerich Souza, Priscila; Nielsen, Lars; Kroon, Aart; Clemmensen, Lars B.

    2016. Poster session presented at EGU 2016, Vienna, Austria.

    Research output: Contribution to conferencePosterResearch

  23. 2015
  24. Published

    3D visualisation of a Jurassic oolitic system with GPR data, Isle of Portland (UK). / Moreau, Julien; Hansen, Trine Lykke; Nielsen, Lars.

    2015. Abstract from 31st IAS Meeting of Sedimentology, Krakow, Poland.

    Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

  25. Published

    From ooze to sedimentary rock, the first diagenetic processes affecting the chalk of eastern Denmark. / Moreau, Julien; Boussaha, Myriam; Nielsen, Lars; Thibault, Nicolas Rudolph; Ullmann, Clemens Vinzenz; Stemmerik, Lars.

    2015. Abstract from 31st IAS Meeting of Sedimentology, Krakow, Poland.

    Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

  26. Published

    Imaging a fossil oolitic system with GPR, insights into the exposures of the Isle of Portland (UK). / Moreau, Julien; Hansen, Trine Lykke; Nielsen, Lars.

    2015. Abstract from EGU General Assembly 2015, Wien, Austria.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  27. Published

    Barrier system response to a changing sea-level. / Fruergaard, Mikkel; Møller, Ingelise; Johannessen, Peter; Nielsen, Lars Henrik; Andersen, Thorbjørn Joest; Nielsen, Lars; Sander, Lasse; Pejrup, Morten.

    2015. Abstract from 31st IAS Meeting of Sedimentology, Krakow, Poland.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  28. Published

    Changes in Holocene relative sea-level and coastal morphology : A study of a raised beach ridge system on Samsø, southwest Scandinavia. / Hede, Mikkel Ulfeldt; Sander, Lasse; Clemmensen, Lars B; Kroon, Aart; Pejrup, Morten; Nielsen, Lars.

    In: The Holocene, Vol. 25, No. 9, 2015, p. 1402-1414.

    Research output: Contribution to journalJournal articleResearchpeer-review

  29. Published

    Changes in relative sea-level and coastal morphology during the last 5000 years : a case study from the island of Samsø, Denmark. / Hede, Mikkel Ulfeldt; Sander, Lasse; Clemmensen, Lars B; Kroon, Aart; Pejrup, Morten; Nielsen, Lars.

    In: Geophysical Research Abstracts, Vol. 17, 10456, 2015.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  30. Published

    Estimation of Recharge from Long-Term Monitoring of Saline Tracer Transport Using Electrical Resistivity Tomography. / Haarder, Eline Bojsen; Jensen, Karsten Høgh; Binley, Andrew; Nielsen, Lars; Uglebjerg, T.B. ; Zibar, Majken Caroline Looms.

    In: Vadose Zone Journal, Vol. 14, No. 7, 2015.

    Research output: Contribution to journalJournal articleResearchpeer-review

  31. Published

    Full-waveform Inversion of Crosshole GPR Data Collected in Strongly Heterogeneous Chalk : Challenges and Pitfalls. / Keskinen, Johanna; Zibar, Majken Caroline Looms; Nielsen, Lars; Klotzsche, Anja ; van der Kruk, Jan; Moreau, Julien; Stemmerik, Lars; Holliger, Klaus.

    In: Geophysical Research Abstracts, Vol. 17, EGU2015-14581, 2015.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  32. Published

    Integrated analysis of beach ridge and lagoon systems as indicator of sea-level changes. / Sander, Lasse; Hede, Mikkel Ulfeldt; Fruergaard, Mikkel; Morigi, Caterina; Johannessen, Peter; Nielsen, Lars; Clemmensen, Lars B; Nielsen, Lars Henrik; Pejrup, Morten.

    In: Geophysical Research Abstracts, Vol. 17, 9341, 2015.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  33. Published

    Quaternary layer anomalies around the Carlsberg Fault zone mapped with high-resolution shear-wave seismics south of Copenhagen. / Kammann, Janina; Hübscher, Christian; Nielsen, Lars; Boldreel, Lars Ole.

    2015. Abstract from EGU General Assembly, Wien, Austria.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  34. Published

    Stratigraphy, evolution, and controls of a Holocene transgressive-regressive barrier island under changing sea-level : Danish North Sea coast. / Fruergaard, Mikkel; Møller, Ingelise; Johannessen, Peter; Nielsen, Lars Henrik; Andersen, Thorbjørn Joest; Nielsen, Lars; Sander, Lasse; Pejrup, Morten.

    In: Journal of Sedimentary Research, Vol. 85, No. 7, 2015, p. 820-844.

    Research output: Contribution to journalJournal articleResearchpeer-review

  35. 2014
  36. Published

    Morphological records of storm floods exemplified by the impact of the 1872 Baltic storm on a sandy spit system in south-eastern Denmark. / Clemmensen, Lars B; Bendixen, Mette; Hede, Mikkel Ulfeldt; Kroon, Aart; Nielsen, Lars; Murray, Andrew S.

    In: Earth Surface Processes and Landforms, Vol. 39, No. 4, 03.2014, p. 499-508.

    Research output: Contribution to journalJournal articleResearchpeer-review

  37. Published

    Full-waveform inversion of cross-hole GPR data collected in a strongly heterogeneous chalk reservoir analogue with sharp permittivity and conductivity contrasts. / Keskinen, Johanna; Zibar, Majken Caroline Looms; Moreau, Julien; Nielsen, Lars; Stemmerik, Lars; Klotzsche, Anja; van der Kruk, Jan; Holliger, Klaus.

    SEG Technical Program Expanded Abstracts: SEG Denver, 26-31October 2014. Society of Exploration Geophysicists (SEG), 2014. p. 960-965 (S E G Technical Program Expanded Abstracts (Online), Vol. 2014).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  38. Published

    Mechanical and chemical processes affecting the chalk during burial, insights from combined reflection seismics, well data and field work. / Moreau, Julien; Boussaha, Myriam; Thibault, Nicolas Rudolph; Nielsen, Lars; Stemmerik, Lars.

    In: Geophysical Research Abstracts, Vol. 16, 1890, 2014.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  39. Published

    Simultaneous estimation of lithospheric uplift rates and absolute sea level change in southwest Scandinavia from inversion of sea level data. / Nielsen, Lars; Hansen, Jens Morten; Hede, Mikkel Ulfeldt; Clemmensen, Lars B; Pejrup, Morten; Noe-Nygaard, Nanna.

    In: Geophysical Journal International, Vol. 199, No. 2, 2014, p. 1018-1029.

    Research output: Contribution to journalJournal articleResearchpeer-review

  40. Published

    Waveform analysis of crosshole GPR data collected in heterogeneous chalk deposits. / Keskinen, Johanna; Nielsen, Lars; Zibar, Majken Caroline Looms; Moreau, Julien; Stemmerik, Lars; Klotzsche, Anja; van der Kruk, Jan; Holliger, Klaus.

    In: Geophysical Research Abstracts, Vol. 16, 13712, 2014.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  41. 2013
  42. Published

    Seismic architecture of the Chalk Group from onshore reflection data in eastern Denmark. / Moreau, Julien; Anderskouv, Kresten; Boldreel, Lars Ole; Boussaha, Myriam; Nielsen, Lars; Stemmerik, Lars; Surlyk, Finn; Thibault, Nicolas Rudolph.

    2013. Abstract from EGU General Assembly 2013, Vienna, Austria.

    Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

  43. Published

    A Bayesian approach for estimation of unsaturated hydraulic parameters using hydrogeophysical data. / Zibar, Majken Caroline Looms; Scholer, M.; Binley, A.M.; Irving, J.; Nielsen, Lars.

    2013. Abstract from American Geophysical Union Fall Meeting, San Francisco, United States.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  44. Published

    Efficient data analysis and travel time picking methods for crosshole GPR experiments. / Keskinen, Johanna; Moreau, Julien; Nielsen, Lars; Stemmerik, Lars; Anderskouv, Kresten; Holliger, Klaus; Zibar, Majken Caroline Looms.

    2013.

    Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

  45. Published

    Examining the information content of time-lapse crosshole GPR data collected under different infiltration conditions to estimate unsaturated soil hydraulic properties. / Scholer, M.; Irving, J.; Zibar, Majken Caroline Looms; Nielsen, Lars; Holliger, K.

    In: Advances in Water Resources, Vol. 54, 2013, p. 38-56.

    Research output: Contribution to journalJournal articleResearchpeer-review

  46. Published

    Holocene relative sea level variations at the spit system Feddet (Denmark) resolved by ground-penetrating radar and geomorphological data. / Hede, Mikkel Ulfeldt; Bendixen, Mette; Clemmensen, Lars B; Kroon, Aart; Nielsen, Lars.

    2013. Abstract from EGU General Assembly 2013, Vienna, Austria.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  47. Published

    Joint interpretation of beach-ridge architecture and coastal topography show the validity of sea-level markers observed in ground-penetrating radar data. / Hede, Mikkel Ulfeldt; Bendixen, Mette; Clemmensen, Lars B; Kroon, Aart; Nielsen, Lars.

    In: Holocene, Vol. 23, No. 9, 2013, p. 1238-1246.

    Research output: Contribution to journalJournal articleResearchpeer-review

  48. Published

    Seismic architecture of the Chalk Group from onshore reflection data in eastern Denmark. / Moreau, Julien; Anderskouv, Kresten; Boldreel, Lars Ole; Boussaha, Myriam; Nielsen, Lars; Stemmerik, Lars; Surlyk, Finn; Thibault, Nicolas Rudolph.

    2013. Abstract from 30th IAS meeting of Sedimentology, Manchester, United Kingdom.

    Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

  49. 2012
  50. Published

    Anholt. / Clemmensen, Lars B; Nielsen, Lars; Konnerup-Madsen, Jens.

    In: Geoviden, No. 1, 2012, p. 2-19.

    Research output: Contribution to journalJournal articleResearch

  51. Published

    Bayesian Markov-Chain-Monte-Carlo inversion of time-lapse crosshole GPR data to characterize the vadose zone at the Arrenaes Site, Denmark. / Scholer, Marie; Irving, James; Zibar, Majken Caroline Looms; Nielsen, Lars; Holliger, Klaus.

    In: Vadose Zone Journal, Vol. 11, No. 4, 2012.

    Research output: Contribution to journalJournal articleResearchpeer-review

  52. Published

    Comparing plume characteristics inferred from cross-borehole geophysical data. / Haarder, Eline Bojsen; Binley, Andrew; Zibar, Majken Caroline Looms; Doetsch, Joseph; Nielsen, Lars; Jensen, Karsten Høgh.

    In: Vadose Zone Journal, Vol. 11, No. 4, 2012.

    Research output: Contribution to journalJournal articleResearchpeer-review

  53. Published

    Comparing time-lapse GPR data collected under natural and forced infiltration conditions to estimate soil hydraulic properties. / Scholer, M.; Irving, J.; Zibar, Majken Caroline Looms; Nielsen, Lars; Holliger, K.

    In: Geophysical Research Abstracts, Vol. 14, 2012.

    Research output: Contribution to journalConference abstract in journalResearch

  54. Published

    Comparison of time-lapse GPR data collected under natural and forced infiltrations to estimate vadose zone hydraulic properties. / Scholer, M.; Irving, J.; Zibar, Majken Caroline Looms; Nielsen, Lars; Holliger, Klaus.

    SEG Technical Program Expanded Abstracts 2012. Society of Exploration Geophysicists (SEG), 2012. p. 1-5 (S E G Technical Program Expanded Abstracts (Online)).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  55. Published

    Morphological impacts of the 1872 storm flood on a sandy spit system in South-Eastern Denmark. / Clemmensen, Lars B; Bendixen, Mette; Hede, Mikkel Ulfeldt; Kroon, Aart; Nielsen, Lars.

    29th IAS Meeting of Sedimentology. Schladming, Austria.: Sedimentology in the Heart of the Alps. 2012. p. 242.

    Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

  56. Published

    Morphology and sedimentary architecture of a beach-ridge system (Anholt, the Kattegat sea) : a record of punctuated coastal progradation and sea-level change over the past ~1000 years. / Clemmensen, Lars B; Nielsen, Lars; Bendixen, Mette; Murray, Andrew S.

    In: Boreas, Vol. 41, No. 3, 2012, p. 422-434.

    Research output: Contribution to journalJournal articleResearchpeer-review

  57. Published

    Preface to the special issue "Developments in GPR and near-surface seismics - new applications and strategies for data integration, inversion and modelling". / Nielsen, Lars; Holliger, Klaus; Maurer, Hansruedi.

    In: Journal of Applied Geophysics, Vol. 78, 2012, p. 1.

    Research output: Contribution to journalEditorialResearchpeer-review

  58. Published

    Quantitative constraints on the sea-level fall that terminated the Littorina Sea Stage, southern Scandinavia. / Clemmensen, Lars B; Murray, Andrew; Nielsen, Lars.

    In: Quaternary Science Reviews, Vol. 40, 2012, p. 54-63.

    Research output: Contribution to journalJournal articleResearchpeer-review

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