Lars Nielsen
Affiliate Professor, Visiting professor
- 2023
- Published
High‐Resolution Geological Information from Crosshole Ground Penetrating Radar in Clayey Tills
Jensen, Bolette Badsberg, Rosenberg, L., Tsitonaki, A., Tuxen, N., Bjerg, P. L., Nielsen, Lars, Hansen, T. M. & Zibar, Majken Caroline Looms, 2023, In: Ground Water Monitoring & Remediation. 43, 4, p. 55-66Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Innovating land seismic investigations for CO2 geologic storage in Denmark
Papadopoulou, M., Zappalá, S., Malehmir, A., Gregersen, U., Hjelm, L., Nielsen, Lars & Haspang, M. P., 2023, In: Geophysics. 88, 5, p. B251–B266Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Using a synthetic data trained convolutional neural network for predicting subresolution thin layers from seismic data
Qu, D., Mosegaard, Klaus, Feng, R. & Nielsen, Lars, 21 Apr 2023, In: Interpretation. 11, 2, p. T339-T347 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Prediction of porosity and water saturation of chalks from combined refraction seismic and reflection ground-penetrating radar measurements
Yuan, H., Abdu, A. Z. & Nielsen, Lars, 2023, In: Geophysics. 88, 3, p. MR141-MR153Research output: Contribution to journal › Journal article › Research › peer-review
- 2022
- Published
Estimation of shear sonic logs in the heterogeneous and fractured Lower Cretaceous of the Danish North Sea using supervised learning
Lorentzen, Mads Christian Lund, Bredesen, K., Mosegaard, Klaus & Nielsen, Lars, 2022, In: Geophysical Prospecting. 70, 8, p. 1410-1431 22 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Mapping Cretaceous faults using a convolutional neural network - A field example from the Danish North Sea
Lorentzen, Mads Christian Lund, Bredesen, K., Smit, F. W. H., Hansen, T. H., Nielsen, Lars & Mosegaard, Klaus, 2022, In: Bulletin of the Geological Society of Denmark. 71, p. 31-50 20 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Seismic interpretation pitfalls caused by interference effects, exemplified by seismic modeling of outcropping chalk successions
Qu, D., Anderskouv, Kresten, Stemmerik, L. & Nielsen, Lars, 2022, In: Interpretation (United Kingdom). 10, 3, p. T441-T449 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2021
- Published
Quantitative seismic interpretation of the Lower Cretaceous reservoirs in the Valdemar Field, Danish North Sea
Bredesen, K., Lorentzen, Mads Christian Lund, Nielsen, Lars & Mosegaard, Klaus, 1 Nov 2021, In: Petroleum Geoscience. 27, 4, 17 p., petgeo2021-016.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Practical data acquisition strategy for time-lapse experiments using crosshole GPR and full-waveform inversion
Keskinen, J., Looms, M. C., Klotzsche, A. & Nielsen, Lars, 2021, In: Journal of Applied Geophysics. 191, 11 p., 104362.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Upscaling of outcrop information for improved reservoir modelling: Exemplified by a case study on chalk
Mosegaard, Klaus, Qu, D., Frykman, P., Stemmerik, L. & Nielsen, Lars, 2021, In: Petroleum Geoscience. 27, 4, 8 p., petgeo2020-126.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A Holocene relative sea-level database for the Baltic Sea
Rosentau, A., Klemann, V., Bennike, O., Steffen, H., Wehr, J., Latinović, M., Bagge, M., Ojala, A., Berglund, M., Becher, G. P., Schoning, K., Hansson, A., Nielsen, L., Clemmensen, L. B., Hede, M. U., Kroon, A., Pejrup, M., Sander, L., Stattegger, K., Schwarzer, K. & 9 others, , 1 Aug 2021, In: Quaternary Science Reviews. 266, 19 p., 107071.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Optical dating of cobble surfaces determines the chronology of Holocene beach ridges in Greenland
Souza, P. E., Sohbati, R., Murray, A. S., Clemmensen, Lars B, Kroon, Aart & Nielsen, Lars, 2021, In: Boreas. 50, 2, p. 606-618 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Rock physics characterization of chalk by combining acoustic and electromagnetic properties
Yuan, H., Zibar, Majken Caroline Looms & Nielsen, Lars, 22 Sep 2021, In: Geophysics. 87, 1, p. MR1-MR11 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2020
- Published
Improved seismic interpretation of a salt diapir by utilization of diffractions, exemplified by 2D reflection seismics, Danish sector of the North Sea
Montazeri, M., Boldreel, Lars Ole, Uldall, A. & Nielsen, Lars, 2020, In: Interpretation. 8, 1, p. T77-T88 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Geophysics for urban mining and the first surveys in Denmark: rationale, field activity and preliminary results
Sandrin, A., Maricak, A., Heincke, B. H., Clausen, R. J., Nielsen, Lars & Keiding, J. K., 2020, In: Geological Survey of Denmark and Greenland (GEUS) Bulletin. 44, 6 p., 5240.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
On the usage of diffractions in ground-penetrating radar reflection data: Implications for time-lapse gas migration monitoring
Yuan, H., Zibar, Majken Caroline Looms & Nielsen, Lars, 1 Sep 2020, In: Geophysics. 85, 5, p. H83-H95 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2019
- 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, J., Malehmir, A., Brodic, B., Tagliavento, M., Stemmerik, L., Normark, E., Lykke-Andersen, H. & Nielsen, Lars, 2019, In: Geophysics. 84, 4, p. B259-B268 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Luminescence dating of buried cobble surfaces from sandy beach ridges: a case study from Denmark
Souza, P. E., Sohbati, R., Murray, A. S., Kroon, Aart, Clemmensen, Lars B, Hede, M. U. & Nielsen, Lars, 2019, In: Boreas. 48, 4, p. 841-855 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Diffraction imaging of ground-penetrating radar data
Yuan, H., Montazeri, M., Zibar, Majken Caroline Looms & Nielsen, Lars, 2019, In: Geophysics. 84, 3, p. H1-H12 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2018
- Published
Beach-ridge architecture constrained by beach topography and Ground-Penetrating Radar, Itilleq (Lakse Bugt), Disko, Greenland – Implications for sea-level reconstructions.
Emerich Souza, P., Kroon, Aart & Nielsen, Lars, 2018, In: Bulletin of the Geological Society of Denmark. 66, p. 167-179 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Sedimentary architecture and depositional controls of a Holocene wave-dominated barrier-island system
Fruergaard, Mikkel, Johannessen, P. N., Nielsen, L. H., Nielsen, Lars, Møller, I., Andersen, Thorbjørn Joest, Piasecki, Stefan & Pejrup, M., 2018, In: Sedimentology. 65, 4, p. 1170-1212 43 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Pitfalls in velocity analysis for strongly contrasting, layered media - Example from the Chalk Group, North Sea
Montazeri, M., Uldall, A., Moreau, J. & Nielsen, Lars, 2018, In: Journal of Applied Geophysics. 149, p. 52-62 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Beach-ridge architecture constrained by beach topography and ground-penetrating radar, Itilleq (Laksebugt), south-west Disko, Greenland - implications for sea-level reconstructions
Souza, P. E., Kroon, Aart & Nielsen, Lars, 2018, In: Bulletin of the Geological Society of Denmark. 66, p. 167-179 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Mapping sand layers in clayey till using crosshole ground-penetrating radar
Zibar, Majken Caroline Looms, Klotzsche, A., van der Kruk, J., Larsen, T. H., Edsen, A., Tuxen, N., Hamburger, N., Keskinen, J. & Nielsen, Lars, 2018, In: Geophysics. 83, 1, p. A21-A26 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2017
- Published
Full-waveform inversion of Crosshole GPR data: implications for porosity estimation in chalk
Keskinen, J., Klotzsche, A., Zibar, Majken Caroline Looms, Moreau, J., van der Kruk, J., Holliger, K., Stemmerik, L. & Nielsen, Lars, May 2017, In: Journal of Applied Geophysics. 140, p. 102-116 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Sea-level proxies in Holocene raised beach ridge deposits (Greenland) revealed by ground-penetrating radar
Nielsen, Lars, Bendixen, M., Kroon, Aart, Hede, M. U., Clemmensen, Lars B, Weβling, R. & Elberling, Bo, 2017, In: Scientific Reports. 7, 8 p., 46460 .Research output: Contribution to journal › Journal article › Research › peer-review
- 2016
- Published
Continuous record of Holocene sea-level changes and coastal development of the Kattegat island Laeso (4900 years BP to present)
Hansen, J. M., Aagaard, Troels, Stockmarr, J., Moller, I., Nielsen, Lars, Binderup, M., Larsen, J. H. & Larsen, B., 2016, In: Geological Society of Denmark. Bulletin. 64, p. 1-55 55 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
High-resolution shear-wave seismics across the Carlsberg Fault zone south of Copenhagen: Implications for linking Mesozoic and late Pleistocene structures
Kammann, J., Huebscher, C., Boldreel, Lars Ole & Nielsen, Lars, 6 Jul 2016, In: Tectonophysics. 682, p. 56-64Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Early diagenetic evolution of Chalk in eastern Denmark
Moreau, J., Boussaha, M., Nielsen, Lars, Thibault, Nicolas Rudolph, Ullmann, C. V. & Stemmerik, L., Dec 2016, In: The Depositional Record. 2, 2, p. 154-172 19 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Coastal lagoons and beach ridges as complementary sedimentary archives for the reconstruction of Holocene relative sea-level changes
Sander, L., Hede, M. U., Fruergaard, Mikkel, Nielsen, Lars, Clemmensen, Lars B, Kroon, Aart, Johannessen, P. N., Nielsen, L. H. & Pejrup, M., Feb 2016, In: Terra Nova. 28, 1, p. 43-49Research output: Contribution to journal › Journal article › Research › peer-review
- 2015
- Published
Stratigraphy, evolution, and controls of a Holocene transgressive-regressive barrier island under changing sea-level: Danish North Sea coast
Fruergaard, Mikkel, Møller, I., Johannessen, P., Nielsen, L. H., Andersen, Thorbjørn Joest, Nielsen, Lars, Sander, L. & Pejrup, M., 2015, In: Journal of Sedimentary Research. 85, 7, p. 820-844Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Estimation of Recharge from Long-Term Monitoring of Saline Tracer Transport Using Electrical Resistivity Tomography
Haarder, E. B., Jensen, Karsten Høgh, Binley, A., Nielsen, Lars, Uglebjerg, T. B. & Zibar, Majken Caroline Looms, 2015, In: Vadose Zone Journal. 14, 7, 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Changes in Holocene relative sea-level and coastal morphology: A study of a raised beach ridge system on Samsø, southwest Scandinavia
Hede, M. U., Sander, L., Clemmensen, Lars B, Kroon, Aart, Pejrup, M. & Nielsen, Lars, 2015, In: The Holocene. 25, 9, p. 1402-1414 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Changes in relative sea-level and coastal morphology during the last 5000 years: a case study from the island of Samsø, Denmark
Hede, M. U., Sander, L., Clemmensen, Lars B, Kroon, Aart, Pejrup, M. & Nielsen, Lars, 2015, In: Geophysical Research Abstracts. 17, 1 p., 10456.Research output: Contribution to journal › Conference abstract in journal › Research › peer-review
- Published
Full-waveform Inversion of Crosshole GPR Data Collected in Strongly Heterogeneous Chalk: Challenges and Pitfalls
Keskinen, J., Zibar, Majken Caroline Looms, Nielsen, Lars, Klotzsche, A., van der Kruk, J., Moreau, J., Stemmerik, L. & Holliger, K., 2015, In: Geophysical Research Abstracts. 17, EGU2015-14581.Research output: Contribution to journal › Conference abstract in journal › Research › peer-review
- Published
Integrated analysis of beach ridge and lagoon systems as indicator of sea-level changes
Sander, L., Hede, M. U., Fruergaard, Mikkel, Morigi, C., Johannessen, P., Nielsen, Lars, Clemmensen, Lars B, Nielsen, L. H. & Pejrup, M., 2015, In: Geophysical Research Abstracts. 17, 1 p., 9341.Research output: Contribution to journal › Conference abstract in journal › Research › peer-review
- 2014
- 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, M., Hede, M. U., Kroon, Aart, Nielsen, Lars & Murray, A. S., Mar 2014, In: Earth Surface Processes and Landforms. 39, 4, p. 499-508 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Waveform analysis of crosshole GPR data collected in heterogeneous chalk deposits
Keskinen, J., Nielsen, Lars, Zibar, Majken Caroline Looms, Moreau, J., Stemmerik, L., Klotzsche, A., van der Kruk, J. & Holliger, K., 2014, In: Geophysical Research Abstracts. 16, 1 p., 13712.Research output: Contribution to journal › Conference abstract in journal › Research › peer-review
- Published
Mechanical and chemical processes affecting the chalk during burial, insights from combined reflection seismics, well data and field work
Moreau, J., Boussaha, M., Thibault, Nicolas Rudolph, Nielsen, Lars & Stemmerik, L., 2014, In: Geophysical Research Abstracts. 16, 1 p., 1890.Research output: Contribution to journal › Conference abstract in journal › Research › peer-review
- Published
Simultaneous estimation of lithospheric uplift rates and absolute sea level change in southwest Scandinavia from inversion of sea level data
Nielsen, Lars, Hansen, J. M., Hede, M. U., Clemmensen, Lars B, Pejrup, M. & Noe-Nygaard, N., 2014, In: Geophysical Journal International. 199, 2, p. 1018-1029 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2013
- Published
Joint interpretation of beach-ridge architecture and coastal topography show the validity of sea-level markers observed in ground-penetrating radar data
Hede, M. U., Bendixen, M., Clemmensen, Lars B, Kroon, Aart & Nielsen, Lars, 2013, In: Holocene. 23, 9, p. 1238-1246 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 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., 2013, In: Advances in Water Resources. 54, p. 38-56 19 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2012
- Published
Anholt
Clemmensen, Lars B, Nielsen, Lars & Konnerup-Madsen, J., 2012, In: Geoviden. 1, p. 2-19 18 p.Research output: Contribution to journal › Journal article › Research
- 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, M. & Murray, A. S., 2012, In: Boreas. 41, 3, p. 422-434 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Quantitative constraints on the sea-level fall that terminated the Littorina Sea Stage, southern Scandinavia
Clemmensen, Lars B, Murray, A. & Nielsen, Lars, 2012, In: Quaternary Science Reviews. 40, p. 54-63 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Comparing plume characteristics inferred from cross-borehole geophysical data
Haarder, E. B., Binley, A., Zibar, Majken Caroline Looms, Doetsch, J., Nielsen, Lars & Jensen, Karsten Høgh, 2012, In: Vadose Zone Journal. 11, 4, 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Testing sea-level markers observed in ground-penetrating radar data from Feddet, south-eastern Denmark
Hede, M. U., Nielsen, Lars, Clemmensen, Lars B, Noe-Nygaard, N. & Hansen, J. M., 2012, In: Geophysical Research Abstracts. 14, 1 p.Research output: Contribution to journal › Conference abstract in journal › Research
- 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, K. & Maurer, H., 2012, In: Journal of Applied Geophysics. 78, p. 1 1 p.Research output: Contribution to journal › Editorial › Research › peer-review
- 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., 2012, In: Geophysical Research Abstracts. 14, 1 p.Research output: Contribution to journal › Conference abstract in journal › Research
- Published
Bayesian Markov-Chain-Monte-Carlo inversion of time-lapse crosshole GPR data to characterize the vadose zone at the Arrenaes Site, Denmark
Scholer, M., Irving, J., Zibar, Majken Caroline Looms, Nielsen, Lars & Holliger, K., 2012, In: Vadose Zone Journal. 11, 4, 19 p.Research output: Contribution to journal › Journal article › Research › peer-review
ID: 13320
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Anholt
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Geostatistical inference using crosshole ground-penetrating radar
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Holocene relative sea level variations at the spit system Feddet (Denmark) resolved by ground-penetrating radar and geomorphological data
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