Liu, L., Griffiths, M. P., Vang, M.
, Grombacher, D. J. & Larsen, J. J. (2021).
Is it redundant to use model-based subtraction together with the reference noise cancellation? In
27th European Meeting of Environmental and Engineering Geophysics, Held at Near Surface Geoscience Conference and Exhibition 2021, NSG 2021 EAGE Publishing BV.
https://doi.org/10.3997/2214-4609.202120108
Bording, T. S., Asif, M. R., Barfod, A. S., Larsen, J. J., Zhang, B., Grombacher, D. J., Christiansen, A. V., Engebretsen, K. W., Pedersen, J. B., Maurya, P. K. & Auken, E. (2021).
Machine learning based fast forward modelling of ground-based time-domain electromagnetic data.
Journal of Applied Geophysics,
187, Article 104290.
https://doi.org/10.1016/j.jappgeo.2021.104290
Grombacher, D., Liu, L., Griffiths, M. P., Vang, M. & Larsen, J. J. (2021).
Steady-State Surface NMR for Mapping of Groundwater.
Geophysical Research Letters,
48(23), Article e2021GL095381.
https://doi.org/10.1029/2021GL095381
Osterman, G., Haldrup, J.
, Larsen, J. J., Auken, E. & Grombacher, D. (2020).
A cautionary tale: How phase compensation during surface nuclear magnetic resonance inversion conceals forward modelling errors.
Journal of Applied Geophysics,
173, Article 103905.
https://doi.org/10.1016/j.jappgeo.2019.103905
Larsen, J. J., Liu, L., Grombacher, D., Osterman, G. K. & Auken, E. (2020).
Apsu — A new compact surface nuclear magnetic resonance system for groundwater investigation.
Geophysics,
85(2), JM1-JM11.
https://doi.org/10.1190/geo2018-0779.1
Hansen, B.
, Christiansen, A. V., Dalgaard, T., Jørgensen, F.
, Iversen, B. V., Larsen, J. J., Kjærgaard, C., Jacobsen, B. H.
, Auken, E., Hojberg, A. L.
& Schaper, S. (2020).
Danish review on advances in assessing: N retention in the subsurface in relation to future targeted N-regulation of agriculture. GEUS, Geological Survey of Denmark and Greenland. GEUS Rapport Vol. 2020 No. 11
https://mapfield.dk/media/21858/d26_synthesis_report_mapfield.pdf
Asif, M. R., Bording, T. S., Barfod, A. S., Auken, E. & Larsen, J. J. (2020).
Effect of data normalization on neural networks for the forward modelling of transient electromagnetic data. In
26th European Meeting of Environmental and Engineering Geophysics, Held at Near Surface Geoscience 2020 Article 061 European Association of Geoscientists and Engineers, EAGE.
https://doi.org/10.3997/2214-4609.202020061
Asif, M. R., Bording, T. S., Barfod, A. A. S., Zhang, B., Larsen, J. J. & Auken, E. (2020).
Improving computational efficiency of forward modelling for ground-based time-domain electromagnetic data using neural networks. Abstract from EGU:General assembly 2020 , Vienna , Austria.
https://doi.org/10.5194/egusphere-egu2020-7067
Grombacher, D., Liu, L., Kass, M. A., Osterman, G., Fiandaca, G., Auken, E. & Larsen, J. J. (2020).
Inverting surface NMR free induction decay data in a voltage-time data space.
Journal of Applied Geophysics,
172, Article 103869.
https://doi.org/10.1016/j.jappgeo.2019.103869
Larsen, J. J., Liu, L., Grombacher, D., Osterman, G. & Auken, E. (2019).
Apsu - A new surface nmr instrument for hydrogeophysics. Paper presented at 25th European Meeting of Environmental and Engineering Geophysics, Held at Near Surface Geoscience Conference and Exhibition 2019, NSG 2019, The Hague, Netherlands.
Auken, E., Foged, N., Larsen, J. J., Lassen, K. V. T., Maurya, P. K., Møller Dath, S. & Eiskjær, T. T. (2019).
tTEM — A towed transient electromagnetic system for detailed 3D imaging of the top 70 m of the subsurface.
Geophysics,
84(1), E13-E22.
https://doi.org/10.1190/geo2018-0355.1
Liu, L., Grombacher, D., Osterman, G., Auken, E. & Larsen, J. J. (2019).
Vs data space retrieval and inversion for surface NMR. Paper presented at 25th European Meeting of Environmental and Engineering Geophysics, Held at Near Surface Geoscience Conference and Exhibition 2019, NSG 2019, The Hague, Netherlands.
Osterman, G. K., Haldrup, J. N. R., Liu, L., Larsen, J. J., Auken, E. & Grombacher, D. J. (2018).
Accounting for MRS signal phases imparted by measurement parameters. Paper presented at 7th International Workshop on Magnetic Resonance, Jilin, China.
Larsen, J. J., Liu, L., Grombacher, D. J., Osterman, G. K. & Auken, E. (2018).
Apsu - a new surface NMR instrument.. C01. Paper presented at 7th International Workshop on Magnetic Resonance, Jilin, China.
Olsson, P.-I.
, Fiandaca, G., Larsen, J. J., Dahlin, T.
& Auken, E. (2016).
Doubling the spectrum of time-domain induced polarization by harmonic de-noising, drift correction, spike removal, tapered gating and data uncertainty estimation.
Geophysical Journal International,
207(2), 774-784. Article ggw260.
https://doi.org/10.1093/gji/ggw260
Fiandaca, G., Olsson, P. I.
, Larsen, J. J., Dahlin, T.
& Auken, E. (2016).
Doubling the spectrum of time-domain induced polarization by harmonic de-noising, drift/spike removal and tapered gating. In
22nd European Meeting of Environmental and Engineering Geophysics, Near Surface Geoscience 2016 European Association of Geoscientists and Engineers, EAGE.
https://doi.org/10.3997/2214-4609.201602021
Olsson, P.-I.
, Fiandaca, G., Larsen, J. J., Dahlin, T.
& Auken, E. (2016).
Doubling the spectrum of time-domain induced polarization: removal of non-linear self-potential drift, harmonic noise and spikes, tapered gating, and uncertainty estimation. Abstract from IP2016 - 4th International Workshop on Induced Polarization, Aarhus , Denmark.