Publications

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Karoff, C., Metcalfe, T. S., Santos, A. R. G., Montet, B. T., Isaacson, H., Witzke, V., Shapiro, A. I., Mathur, S., Davies, G. R., Lund, M. N., Garcia, R. A., Brun, A. S., Salabert, D., Avelino, P. P., van Saders, J., Egeland, R., Cunha, M. S., Campante, T. L., Chaplin, W. J. ... Knudsen, M. F. (2018). The Influence of Metallicity on Stellar Differential Rotation and Magnetic Activity. Astrophysical Journal, 852(1), Article 46. https://doi.org/10.3847/1538-4357/aaa026

Jungdal-Olesen, G., Andersen, J. L., Born, A. & Pedersen, V. K. (2024). The influence of glacial landscape evolution on Scandinavian ice-sheet dynamics and dimensions. Cryosphere, 18(4), 1517-1532. https://doi.org/10.5194/tc-18-1517-2024

Rydberg, J., Lindborg, T., Sohlenius, G., Reuss, N., Olsen, J. & Laudon, H. (2016). The importance of eolian input on lake-sediment geochemical composition in the dry proglacial landscape of western Greenland. Arctic, Antarctic, and Alpine Research, 48(1), 93-109. https://doi.org/10.1657/AAAR0015-009

Davidson, T. A., Wetterich, S., Johansen, K. L., Grønnow, B., Windirsch, T., Jeppesen, E., Syväranta, J., Olsen, J., González-Bergonzoni, I., Strunk, A., Larsen, N. K., Meyer, H., Søndergaard, J., Dietz, R., Eulaers, I. & Mosbech, A. (2018). The history of seabird colonies and the North Water ecosystem: Contributions from palaeoecological and archaeological evidence. Ambio, 47(S2), 175-192. https://doi.org/10.1007/s13280-018-1031-1

Raghavan, M., DeGiorgio, M., Albrechtsen, A., Moltke, I., Skoglund, P., Korneliussen, T. S., Grønnow, B., Appelt, M., Gulløv, H. C., Friesen, T. M., Fitzhugh, W., Malmström, H., Rasmussen, S., Olsen, J., Melchior, L., Fuller, B. T., Fahrni, S. M., Stafford, T., Grimes, V. ... Willerslev, E. (2014). The genetic prehistory of the New World Arctic. Science, 345(6200), Article 1255832. https://doi.org/10.1126/science.1255832

Pasquinelli, L., Felder, M., Gulbrandsen, M. L., Hansen, T. M., Jeon, J.-S., Molenaar, N., Mosegaard, K. & Fabricius, I. L. (2020). The feasibility of high-temperature aquifer thermal energy storage in Denmark: the Gassum Formation in the Stenlille structure. Bulletin of the Geological Society of Denmark, 68, 133-154. https://doi.org/10.37570/bgsd-2020-68-06

Seierstad, I., Johnsen, S. J., Vinther, B. M. & Olsen, J. (2005). The duration of the Bølling-Allerød (Greenland interstadial 1) period in the GRIP ice core. Annals of Glaciology, 42, 337-344.

Schomacker, A., Brynjólfsson, S., Andreassen, J. M., Gudmundsdóttir, E. R., Olsen, J., Odgaard, B. V., Håkansson, L., Ingólfsson, Ó. & Larsen, N. K. (2016). The Drangajökull ice cap, northwest Iceland, persisted into the early-mid Holocene. Quaternary Science Reviews, 148, 68-84. https://doi.org/10.1016/j.quascirev.2016.07.007

Kallinger, T., De Ridder, J., Hekker, S., Mathur, S., Mosser, B., Gruberbauer, M., García, R. A., Karoff, C. & Ballot, J. (2014). The connection between stellar granulation and oscillation as seen by the Kepler mission. Astronomy & Astrophysics (A&A), 570, Article A41. https://doi.org/10.1051/0004-6361/201424313

Anders, F., Richards, M., Olsen, J., Robinson, D., Bennike, P., Kubiak-Martens, L. & Heinemeier, J. (2007). The composition of Mesolithic food: evidenced from a submerged settlement on the Argus Bank, Denmark. Acta Archaeologica, 78, 163-178.

Fischer, A., Richards, M., Olsen, J., Robinson, D. E., Bennike, P., Kubiak-Martens, L. & Heinemeier, J. (2007). The composition of mesolithic food: Evidence from a submerged settlement on the Argus Bank, Denmark. Acta Archaeologica, 78(2), 163-178.

Olsen, J., Poulsen, B. & Dahlström, H. S. S. (2018). The Chronology of two medieval cemeteries in central Copenhagen: Bayesian modelling and archaeological relative age information. In R. Raja & S. M. Sindbæk (Eds.), Urban Network Evolutions: Towards a high-definition archaeology (pp. 223-228). Aarhus Universitetsforlag.

Olsen, J., Dahlström, H. S. S. & Poulsen, B. (2019). The Chronology of Medieval Copenhagen: Selected Papers from the 23rd international Radiocarbon Conference, Trondheim, Norway, 17-22 june 2018. Radiocarbon: An International Journal of Cosmogenic Isotope Research, 61(6), 1675-1683. https://doi.org/10.1017/RDC.2019.112

Horton, M., Olsen, J., Fleisher, J. & Wynne-Jones, S. (2022). The Chronology of Kilwa Kisiwani, AD 800–1500. African Archaeological Review, 39(2), 143-166. https://doi.org/10.1007/s10437-022-09476-8

Jensen, T. Z. T., Mackie, M., Taurozzi, A. J., Lanigan, L. T., Gundelach, C., Olsen, J., Sørensen, S. A., Collins, M. J., Sørensen, M. & Schroeder, H. (2020). The biomolecular characterization of a finger ring contextually dated to the emergence of the Early Neolithic from Syltholm, Denmark. Royal Society Open Science, 7(1), Article 191172. https://doi.org/10.1098/rsos.191172

Chaplin, W. J., Appourchaux, T., Elsworth, Y., García, R. A., Houdek, G., Karoff, C., Metcalfe, T. S., Molenda-Zakowicz, J., Monteiro, M. J. P. F. G., Thompson, M. J., Brown, T. M., Christensen-Dalsgaard, J., Gilliland, R. L., Kjeldsen, H., Borucki, W. J., Koch, D., Jenkins, J. M., Ballot, J., Basu, S. ... Wilson, P. A. (2010). The Asteroseismic Potential of Kepler: First Results for Solar-Type Stars. The Astrophysical Journal Letters, 713(2), L169-L175. https://doi.org/10.1088/2041-8205/713/2/L169

Kjeldsen, H., Bedding, T. R., Arentoft, T., Butler, R. P., Dall, T. H., Karoff, C., Kiss, L. L., Tinney, C. G. & Chaplin, W. J. (2008). The amplitude of solar oscillations using stellar techniques. Astrophysical Journal, 682, 1370-1375. https://doi.org/10.1086/589142

Karoff, C. (2012). Temporal variations in the acoustic signal from faculae. Royal Astronomical Society. Monthly Notices, 421(4), 3170-3179. https://doi.org/10.1111/j.1365-2966.2012.20542.x

Kveiborg, J. & Olsen, J. (2023). Targeted radiocarbon dating of animal bones from ritual wetland depositions in early Iron Age (Denmark). Journal of Archaeological Science: Reports, 47, Article 103766. https://doi.org/10.1016/j.jasrep.2022.103766

Knudsen, M. F., Riisager, P., Jacobsen, B. H., Muscheler, R., Snowball, I. & Seidenkrantz, M.-S. (2009). Taking the pulse of the Sun during the Holocene by joint analysis of ¹⁴C and ¹⁰Be. Geophysical Research Letters, 36(L16701). https://doi.org/10.1029/2009GL039439

Wigh, M. D., Hansen, T. M. & Døssing, A. (2022). Synthetic case study: discrimination of unexploded ordnance (UXO) and non-UXO sources with varying remanent magnetization strength using magnetic data. Geophysical Journal International, 228(2), 773-791. https://doi.org/10.1093/gji/ggab371

Hansen, T. M., Mosegaard, K. & Schiøtt, C. R. (2006). Subsurface property interpolation in multi attribute space - Porosities on the South Arne Field. In SEG Technical Program Expanded Abstracts 2006 (pp. 1861-1865). Society of Exploration Geophysicists. https://doi.org/10.1190/1.2369888

Larsen, N. K., Strunk, A., Levy, L. B., Olsen, J., Bjork, A., Lauridsen, T. L., Jeppesen, E. & Davidson, T. A. (2017). Strong altitudinal control on the response of local glaciers to Holocene climate change in southwest Greenland. Quaternary Science Reviews, 168, 69-78. https://doi.org/10.1016/j.quascirev.2017.05.008

Feng, R., Mosegaard, K., Grana, D., Mukerji, T. & Hansen, T. M. (2024). Stochastic Facies Inversion with Prior Sampling by Conditional Generative Adversarial Networks Based on Training Image. Mathematical Geosciences, 56(4), 665-690. https://doi.org/10.1007/s11004-023-10119-0

Huber, D., Carter, J. A., Barbieri, M., Miglio, A., Deck, K. M., Fabrycky, D. C., Montet, B. T., Buchhave, L. A., Chaplin, W. J., Hekker, S., Montalbán, J., Sanchis-Ojeda, R., Basu, S., Bedding, T. R., Campante, T. L., Christensen-Dalsgaard, J., Elsworth, Y. P., Stello, D., Arentoft, T. ... Winn, J. N. (2013). Stellar Spin-Orbit Misalignment in a Multiplanet System. Science, 342(6156), 331-334. https://doi.org/10.1126/science.1242066

Nielsen, M. B. & Karoff, C. (2012). Starspot simulations for Kepler. Astronomische Nachrichten, 333(10), 1036-1039. https://doi.org/10.1002/asna.201211817

Campante, T. L., Lund, M. N., Kuszlewicz, J. S., Davies, G. R., Chaplin, W. J., Albrecht, S., Winn, J. N., Bedding, T. R., Benomar, O., Bossini, D., Handberg, R., Santos, A. R. G., Eylen, V. V., Basu, S., Christensen-Dalsgaard, J., Elsworth, Y. P., Hekker, S., Hirano, T., Huber, D. ... White, T. R. (2016). Spin–Orbit Alignment of Exoplanet Systems: Ensemble Analysis Using Asteroseismology. The Astrophysical Journal, 819(1), 85. https://arxiv.org/pdf/1601.06052.pdf

Karoff, C., Arentoft, T., Glowienka, L., Coutures, C., Nielsen, T. B., Dogan, G., Grundahl, F., Kjeldsen, H. & Nielsen, T. B. (2008). SPB stars in the open SMC cluster NGC 371. Royal Astronomical Society. Monthly Notices, 386, 1085-1091. https://doi.org/10.1111/j.1365-2966.2008.13105.x

Andersen, J. L., Knudsen, M. F., Olsen, J. & Egholm, D. L. (2018). Spatial patterns of glacial erosion in Southwest Greenland. Abstract from EGU2018 European Geosciences Union General Assembly 2018, Vienna, Austria. https://meetingorganizer.copernicus.org/EGU2018/EGU2018-15589.pdf

Seidenkrantz, M.-S., Kuijpers, A., Olsen, J., Pearce, C., Lindblom, S., Ploug, J., Przybyło, P. & Snowball, I. (2019). Southwest Greenland shelf glaciation during MIS 4 more extensive than during the Last Glacial Maximum. Scientific Reports, 9(1), Article 15617. https://doi.org/10.1038/s41598-019-51983-3

Karoff, C., Metcalfe, T. S., Chaplin, W. J., Frandsen, S., Grundahl, F., Kjeldsen, H., Buzasi, D., Arentoft, T. & Christensen-Dalsgaard, J. (2010). Sounding stellar cycles with Kepler - preliminary results from ground-based chromospheric activity measurements. Proceedings of the International Astronomical Union, 57-59. https://doi.org/10.1017/S1743921309992353

Karoff, C., Metcalfe, T. S., Chaplin, W. J., Elsworth, Y., Kjeldsen, H., Arentoft, T. & Buzasi, D. (2009). Sounding stellar cycles with Kepler - I. Strategy for selecting targets. Royal Astronomical Society. Monthly Notices, 399(2), 914-923. https://doi.org/10.1111/j.1365-2966.2009.15323.x

Karoff, C., Metcalfe, T. S., Montet, B. T., Jannsen, N. E., Santos, A. R. G., Nielsen, M. B. & Chaplin, W. J. (2019). Sounding stellar cycles with Kepler - III. Comparative analysis of chromospheric, photometric, and asteroseismic variability. Monthly Notices of the Royal Astronomical Society, 485(4), 5096-5104. https://doi.org/10.1093/mnras/stz782

Karoff, C., Metcalfe, T. S., Chaplin, W. J., Frandsen, S., Grundahl, F., Kjeldsen, H., Christensen-Dalsgaard, J., Nielsen, M. B., Frimann, S., Thygesen, A. O., Arentoft, T., Amby, T. M., Sousa, S. G. & Buzasi, D. L. (2013). Sounding stellar cycles with Kepler - II. Ground-based observations★. Royal Astronomical Society. Monthly Notices, 433(4), 3227-3238. https://doi.org/10.1093/mnras/stu2114, https://doi.org/10.1093/mnras/stt964

Kaiser Kudsk, S. G., Knudsen, M. F., Karoff, C., Baittinger, C., Misios, S. & Olsen, J. (2022). Solar variability between 650 CE and 1900 - Novel insights from a global compilation of new and existing high-resolution ¹⁴C records. Quaternary Science Reviews, 292, Article 107617. https://doi.org/10.1016/j.quascirev.2022.107617

Teixeira, T. C., Kjeldsen, H., Bedding, T. R., Bouchy, F., Christensen-Dalsgaard, J., Cunha, M. S., Dall, T., Frandsen, S., Karoff, C. & Monteiro, M. J. P. F. G. (2009). Solar-like oscillations in the G8 V star τ Ceti. Astronomy & Astrophysics (A&A), 494(1), 237-242. https://doi.org/10.1051/0004-6361:200810746

Bedding, T. R., Kjeldsen, H., Arentoft, T., Bouchy, F., Brandbyge, J., Brewer, B. J., Butler, R. P., Christensen-Dalsgaard, J., Dall, T., Frandsen, S., Karoff, C., Kiss, L. L., Monteiro, M. J. P. F. G., Pijpers, F. P., Teixeira, T. C., Tinney, C. G., Baldry, I. K., Carrier, F. & O'Toole, S. J. (2007). Solar-like oscillations in the G2 subgiant β Hydri from dual-site observations. Astrophysical Journal, 663(2), 1315-1324.

Bedding, T. R., Huber, D., Stello, D., Elsworth, Y. P., Hekker, S., Kallinger, T., Mathur, S., Mosser, B., Preston, H. L., Ballot, J., Barban, C., Broomhall, A. M., Buzasi, D. L., Chaplin, W. J., García, R. A., Gruberbauer, M., Hale, S. J., De Ridder, J., Frandsen, S. ... et al. (2010). Solar-like Oscillations in Low-luminosity Red Giants: First Results from Kepler. Astrophysical Journal, 713(2), L176–L181. https://doi.org/10.1088/2041-8205/713/2/L176

Mathur, S., Handberg, R., Campante, T. L., García, R. A., Appourchaux, T., Bedding, T. R., Mosser, B., Chaplin, W. J., Ballot, J., Benomar, O., Bonanno, A., Corsaro, E., Gaulme, P., Hekker, S., Régulo, C., Salabert, D., Verner, G., White, T. R., Brandão, I. M. ... Seader, S. E. (2011). Solar-like Oscillations in KIC 11395018 and KIC 11234888 from 8 Months of Kepler Data. Astrophysical Journal, 733(2/article id. 95). https://doi.org/10.1088/0004-637X/733/2/95

Stello, D., Basu, S., Bedding, T. R., Brogaard, K. F., Bruntt, H., Chaplin, W. J., Christensen-Dalsgaard, J., Demarque, P., Elsworth, Y. P., García, R. A., Gilliland, R. L., Hekker, S., Huber, D., Karoff, C., Kjeldsen, H., Lebreton, Y., Mathur, S., Maibom, S., Molenda-Zakowicz, J. ... Szabó, R. (2010). Solar-like oscillations in cluster stars. Astronomische Nachrichten, 331(9-10), 985-988. https://doi.org/10.1002/asna.201011442

Jiang, H., Muscheler, R., Björck, S., Seidenkrantz, M.-S., Olsen, J., Sha, L., Sjolte, J., Eiríksson, J., Ran, L., Knudsen, K. L. & Knudsen, M. F. (2015). Solar forcing of Holocene summer sea-surface temperatures in the northern North Atlantic. Geology, 43(3), 203-206. https://doi.org/10.1130/G36377.1

Sha, L., Jiang, H., Seidenkrantz, M. S., Muscheler, R., Zhang, X., Knudsen, M. F., Olsen, J., Knudsen, K. L. & Zhang, W. (2016). Solar forcing as an important trigger for West Greenland sea-ice variability over the last millennium. Quaternary Science Reviews, 131(A), 148-156. https://doi.org/10.1016/j.quascirev.2015.11.002

Gulbrandsen, M. L., Cordua, K. S., Bach, T. & Hansen, T. M. (2017). Smart Interpretation – automatic geological interpretations based on supervised statistical models. Computational Geosciences, 21(3), 427-440. https://doi.org/10.1007/s10596-017-9621-8

Misios, S., Gray, L. J., Knudsen, M. F., Karoff, C., Schmidt, H. & Haigh, J. D. (2019). Slowdown of the Walker circulation at solar cycle maximum. Proceedings of the National Academy of Sciences (PNAS), 116(15), 7186-7191. https://doi.org/10.1073/pnas.1815060116

Hansen, T. M., Cordua, K. S., Zibar, M. C. L. & Mosegaard, K. (2013). SIPPI: A Matlab toolbox for sampling the solution to inverse problems with complex prior information Part 2-Application to crosshole GPR tomography. Computers & Geosciences, 52, 481-492.

Hansen, T. M., Cordua, K. S., Zibar, M. C. L. & Mosegaard, K. (2013). SIPPI: A Matlab toolbox for sampling the solution to inverse problems with complex prior information Part 1-Methodology. Computers & Geosciences, 52, 470-480.

Philippsen, B., Feveile, C., Olsen, J. & Sindbæk, S. M. (2022). Single-year radiocarbon dating anchors Viking Age trade cycles in time. Nature, 601(7893), 392-396. https://doi.org/10.1038/s41586-021-04240-5

Heidari, A., Hansen, T. M., Amini, H., Niri, M. E., Madsen, R. B. & Amini, N. (2022). Single-step probabilistic inversion of 3D seismic data of a carbonate reservoir in Southwest Iran. Geophysics, 87(2). https://doi.org/10.1190/geo2021-0303.1

Santos, A. R. G., Campante, T. L., Chaplin, W. J., Cunha, M. S., Van Saders, J. L., Karoff, C., Metcalfe, T. S., Mathur, S., Garcia, R. A., Lund, M. N., Kiefer, R., Aguirre, V. S., Davies, G. R., Howe, R. & Elsworth, Y. (2019). Signatures of Magnetic Activity: On the Relation between Stellar Properties and p-mode Frequency Variations. Astrophysical Journal, 883(1), Article 65. https://doi.org/10.3847/1538-4357/ab397a

Knudsen, M. F., Henderson, G., Mac Niocaill, C. & West, J. (2007). Seven thousand year duration for a geomagnetic excursion constrained by TH-230(xs). Geophysical Research Letters, 34(22, L22302). https://doi.org/10.1029/2007GL031090

Displaying results 51 to 100 out of 496

Revised 06.02.2024