Cretaceous sea-surface temperature evolution: Constraints from TEX86 and planktonic foraminiferal oxygen isotopes CL O'Brien, SA Robinson, RD Pancost, JSS Damsté, S Schouten, DJ Lunt, ... Earth-Science Reviews 172, 224-247, 2017 | 483 | 2017 |
A perturbed hydrological cycle during Oceanic Anoxic Event 2 NAGM van Helmond, A Sluijs, GJ Reichart, JS Sinninghe Damsté, ... Geology 42 (2), 123-126, 2014 | 124 | 2014 |
Iron oxide reduction in methane-rich deep Baltic Sea sediments M Egger, M Hagens, CJ Sapart, N Dijkstra, NAGM van Helmond, ... Geochimica et Cosmochimica Acta 207, 256-276, 2017 | 99 | 2017 |
Ocean circulation in the Toarcian (Early Jurassic): a key control on deoxygenation and carbon burial on the European Shelf I Ruvalcaba Baroni, A Pohl, NAGM van Helmond, NM Papadomanolaki, ... Paleoceanography and Paleoclimatology 33 (9), 994-1012, 2018 | 77 | 2018 |
Freshwater discharge controlled deposition of Cenomanian–Turonian black shales on the NW European epicontinental shelf (Wunstorf, northern Germany) NAGM van Helmond, A Sluijs, JS Sinninghe Damsté, GJ Reichart, S Voigt, ... Climate of the Past 11 (3), 495-508, 2015 | 58 | 2015 |
Abundance and Biogeochemical Impact of Cable Bacteria in Baltic Sea Sediments M Hermans, W Lenstra, S Hidalgo-Martinez, NAGM van Helmond, ... Environmental science & technology 53 (13), 7494-7503, 2019 | 55 | 2019 |
The shelf-to-basin iron shuttle in the Black Sea revisited WK Lenstra, M Hermans, MJM Séguret, R Witbaard, T Behrends, ... Chemical Geology 511, 314-341, 2019 | 53 | 2019 |
Large variations in iron input to an oligotrophic Baltic Sea estuary: impact on sedimentary phosphorus burial WK Lenstra, M Egger, NAGM Van Helmond, E Kritzberg, DJ Conley, ... Biogeosciences 15 (22), 6979-6996, 2018 | 50 | 2018 |
Spatial extent and degree of oxygen depletion in the deep proto‐North Atlantic basin during Oceanic Anoxic Event 2 NAGM van Helmond, I Ruvalcaba Baroni, A Sluijs, JS Sinninghe Damsté, ... Geochemistry, Geophysics, Geosystems 15 (11), 4254-4266, 2014 | 50 | 2014 |
Long-distance oak supply in mid-2nd century AD revealed: the case of a Roman harbour (Voorburg-Arentsburg) in the Netherlands M Domínguez-Delmás, M Driessen, I García-González, ... Journal of Archaeological Science 41, 642-654, 2014 | 50 | 2014 |
Impact of natural re-oxygenation on the sediment dynamics of manganese, iron and phosphorus in a euxinic Baltic Sea basin M Hermans, WK Lenstra, NAGM van Helmond, T Behrends, M Egger, ... Geochimica et Cosmochimica Acta 246, 174-196, 2019 | 46 | 2019 |
Equatorward phytoplankton migration during a cold spell within the Late Cretaceous super-greenhouse NAGM van Helmond, A Sluijs, NM Papadomanolaki, AG Plint, DR Gröcke, MA ... Biogeosciences 13 (9), 2859-2872, 2016 | 45 | 2016 |
Removal of phosphorus and nitrogen in sediments of the eutrophic Stockholm archipelago, Baltic Sea NAGM van Helmond, EK Robertson, DJ Conley, M Hermans, C Humborg, ... Biogeosciences 17 (10), 2745-2766, 2020 | 43* | 2020 |
Microbial community composition and functional potential in Bothnian Sea sediments is linked to Fe and S dynamics and the quality of organic matter O Rasigraf, NAGM van Helmond, J Frank, WK Lenstra, M Egger, ... Limnology and oceanography 65, S113-S133, 2020 | 43* | 2020 |
Unraveling the mineralogical complexity of sediment iron speciation using sequential extractions SP Slotznick, EA Sperling, NJ Tosca, AJ Miller, K Clayton, NAGM van Helmond ... Geochemistry, Geophysics, Geosystems 21 (2), e2019GC008666, 2020 | 40 | 2020 |
Shelf hypoxia in response to global warming after the Cretaceous-Paleogene boundary impact J Vellekoop, L Woelders, NAGM van Helmond, S Galeotti, J Smit, ... Geology 46 (8), 683-686, 2018 | 39 | 2018 |
Marine productivity leads organic matter preservation in sapropel S1: palynological evidence from a core east of the Nile River outflow NAGM van Helmond, R Hennekam, TH Donders, FPM Bunnik, ... Quaternary Science Reviews 108, 130-138, 2015 | 38 | 2015 |
Hypoxia in the Holocene Baltic Sea: Comparing modern versus past intervals using sedimentary trace metals NAGM Van Helmond, T Jilbert, CP Slomp Chemical Geology 493, 478-490, 2018 | 37 | 2018 |
Biogeochemistry of the North Atlantic during oceanic anoxic event 2: role of changes in ocean circulation and phosphorus input I Ruvalcaba Baroni, RPM Topper, NAGM van Helmond, H Brinkhuis, ... Biogeosciences 11 (4), 977-993, 2014 | 32 | 2014 |
Reconstructing Holocene temperature and salinity variations in the western Baltic Sea region: a multi-proxy comparison from the Little Belt (IODP Expedition 347, Site M0059) U Kotthoff, J Groeneveld, JL Ash, AS Fanget, N Quintana Krupinski, ... Biogeosciences 14 (23), 5607–5632, 2017 | 29 | 2017 |