Lennart de GrootPaleomagnetic laboratory Fort Hoofddijk - Utrecht University

Publications

Submitted
21. de Groot, B.M., de Groot, L.V.: A low-cost device for measuring local magnetic anomalies in volcanic terrain, submitted to Geoscientific Instrumentation, Methods and Data Systems.    
20. Béguin, A., Filippidi, A., de Lange, G.J., de Groot, L.V.: The evolution of the Levantine Iron Age Geomagnetic Anomaly captured in Mediterranean sediments, submitted to Earth and Planetary Science Letters.    
19. Kapper, L., Serneels, V., Panovska, S., Garcia Ruiz, R., Hellio, G., de Groot, L.V., Goguitchaichvili, A., Morales, J., Cejudo Ruiz, R.: Novel insights on the geomagnetic field in West Africa from a new intensity reference curve (0-2000 AD), submitted to Nature Scientific Reports.    
 
Accepted
18. Fabian, K., de Groot, L.V.: A uniqueness theorem in potential theory with implications for tomography-assisted inversion, accepted by Geophysical Journal International.    
 
2018
17. Monster, M.W.L., van Galen, J., Kuiper, K.F., Dekkers, M.J., de Groot, L.V.: A late-quaternary full-vector geomagnetic record from El Golfo section, El Hierro, Canary Islands, Geophysical Journal International, 215, 1701–1717, doi: 10.1093/gji/ggy361. GJI  
16. ter Maat, G.W., Pennock, G.M., de Groot, L.V.: A chemical, crystallographic and magnetic characterisation of individual iron-oxide grains in Hawaiian lavas, Scientific Data, 5, art.nr.: 180168, doi: 10.1038/sdata.2018.162. Sci Data  
ter Maat, G.W., Pennock, G.M., de Groot, L.V.: A chemical, crystallographic and magnetic characterisation of individual iron-oxide grains in Hawaiian lavas, PANGAEA data set, doi: 10.1594/PANGAEA.886180. PANGAEA  
15. de Groot, L.V., Fabian, K., Béguin, A., Reith, P., Barnhoorn, A., Hilgenkamp, J.W.M.: Determining individual particle magnetizations in assemblages of micro-grains, Geophysical Research Letters, 45, doi: 10.1002/2017GL076634. GRL  
de Groot, L.V., Fabian, K., Béguin, A., Reith, P., Barnhoorn, A., Hilgenkamp, J.W.M.: List of grains and results of the Scanning SQUID Magnetometer (SSM) scan, PANGAEA data set, doi: 10.1594/PANGAEA.886724. PANGAEA  
14. Monster, M.W.L., Langemeijer, J., Wiarda, L.R., Dekkers, M.J., Biggin, A.J., Hurst, E., de Groot, L.V.: Full-vector geomagnetic field records from the East Eifel, Germany, Physics of the Earth and Planetary Interiors, 274, p. 148-157, doi: 10.1016/j.pepi.2017.11.009. PEPI pdf
 
2017
Fabian, K., de Groot, L.V.: A uniqueness theorem in potential theory with implications for tomography-assisted inversion, arXiv.org, arXiv:1712.06136 (not peer reviewed). arXiv pdf
Jackson, M.J., de Groot, L.V.: Report on International Conference on Rock Magnetism, IRM Quarterly, 27, No. 3 (not peer reviewed) IRM pdf
 
2016
13. Mullender, T.A.T., Frederichs, T., Hilgenfeldt, C., de Groot, L.V., Fabian, K., and Dekkers, M.J.: Automated paleomagnetic and rock magnetic data acquisition with an in-line horizontal '2G' system, Geochemistry, Geophysics, Geosystems, doi: 10.1002/2016GC006436. Gcubed pdf
12. de Groot, L.V., Pimentel, A.H.G., Di Chiara, A.: The multi-method paleointensity approach applied to volcanics from Terceira: full-vector geomagnetic data for the past 50 kyr, Geophysical Journal International, 206, 590-604, doi: 10.1093/gji/ggw095. GJI pdf
11. Pimentel, A.H.G., Zanon, V., de Groot, L.V., Hipolito, A., Di Chiara, A., Self, S.: Stress-induced comenditic trachyte effusion triggered by trachybasalt intrusion: multidisciplinary study of the 1761 AD eruption at Terceira Island (Azores), Bulletin of Volcanology, 78:22, doi: 10.1007/s00445-016-1015-6. Bull Volcan pdf
10. Ertepinar, P., Langereis, C.G., Biggin, A.J., de Groot, L.V., Kulakoğlu, F., Omura, S., Süel, A.: Full vector archaeomagnetic records from Anatolia between 2000 and 1400 BCE: implications for geomagnetic field models and the dating of fires in antiquity, Earth and Planetary Science Letters, 434, 171-186, doi: 10.1016/j.epsl.2015.11.015. EPSL pdf
 
2015
9. Monster, M.W.L., de Groot, L.V., Langereis, C.G., and Dekkers, M.J.: MSP-Tool: a VBA-based software tool for the analysis of multispecimen paleointensity data, Frontiers in Earth Science, 3:86, doi: 10.3389/feart.2015.00086. Frontiers pdf
8. van Hinsbergen, D.J.J., de Groot, L.V., van Schaik, S.J., Spakman, W., Bijl, P.K., Sluijs, A., Langereis, C.G., and Brinkhuis, H.: A paleolatitude calculator for paleoclimate studies, PLoS ONE, 10(6): e0126946, doi:10.1371/journal.pone.0126946. PLoS ONE pdf
7. de Groot, L.V., Béguin, A., Kosters, M.E., van Rijsingen, E.M., Struijk, E.L.M., Biggin, A.J., Hurst, E.A., Langereis, C.G., and Dekkers, M.J.: High paleointensities for the Canary Islands constrain the Levant geomagnetic high, Earth and Planetary Science Letters, 419, 154-167, doi: 10.1016/j.epsl.2015.03.020. EPSL pdf
6. Monster, M.W.L., de Groot, L.V., Biggin, A.J., and Dekkers, M.J.: The performance of various palaeointensity techniques as function of rock-magnetic behaviour – a case study for La Palma, Physics of the Earth and Planetary Interiors, 242, p. 36-49, doi: 10.1016/j.pepi.2015.03.004. PEPI pdf
 
2014
5. de Groot, L.V., Fabian, K., Bakelaar, I.A., Dekkers, M.J.: Magnetic Force Microscopy reveals meta-stable magnetic domain states that prevent reliable absolute palaeointensity experiments, Nature Communications, 5, p. 1-10, doi: 10.1038/ncomms5548. Ncomms pdf
4. de Groot, L.V., Dekkers, M.J., Visscher, M. and ter Maat, G.W., 2014: Magnetic properties and paleointensities as function of depth in a Hawaiian lava flow, Geochemistry, Geophysics, Geosystems, 15, doi:10.1002/2013GC005094. Gcubed pdf
 
2013
3. de Groot, L.V., Biggin, A.J., Dekkers, M.J., Langereis, C.G. and Herrero-Bervera, E., 2013: Rapid regional perturbations to the recent global geomagnetic decay revealed by a new Hawaiian record, Nature Communications, 4, p. 1–7, doi: 10.1038/ncomms3727. Ncomms pdf
2. de Groot, L.V., Mullender, T.A.T. and Dekkers, M.J., 2013: An evaluation of the influence of the experimental cooling rate along with other thermomagnetic effects to explain anomalously low palaeointensities obtained for historic lavas of Mt Etna (Italy), Geophysical Journal International, 193, p. 1198–1215, doi: 10.1093/gji/ggt065. GJI pdf
 
2012
1. de Groot, L.V., Dekkers, M.J. and Mullender, T.A.T., 2012: Exploring the potential of acquisition curves of the anhysteretic remanent magnetization as a tool to detect subtle magnetic alteration induced by heating, Physics of the Earth and Planetary Interiors, 194-195, p. 1–14, doi: 10.1016/j.pepi.2012.01.006. PEPI pdf

Theses

PhD thesis (cum laude) de Groot, L.V., 2013: High-resolution records of non-dipole variations in the intensity of the Earth’s magnetic field, Utrecht Studies in Earth Sciences No. 037, ISBN 978-90-6266-332-3. pdf
MSc thesis (GPA 4.0) de Groot, L.V., 2008: Inclination error correction in red beds, comparing methods using Permian red beds from the Lodève region, Southern France; Utrecht University.
BSc thesis de Groot, L.V., 2006: Measuring the anisotropy of isothermal or anhysteretic remanent magnetisation; Utrecht University.