Items where Author is "Kuhnert, Henning"

Todorović, S, Wu, HC, Linsley, BK, Kuhnert, H, Menkes, C, Isbjakowa, A and Dissard, D (2024) Western Pacific Warm Pool Warming and salinity front expansion since 1821 reconstructed from paired coral δ 18 O, Sr/Ca, and reconstructed δ 18 O sw. Paleoceanography and Paleoclimatology, 39(12). doi:10.1029/2024PA004843

Harbott, M, Wu, HC, Kuhnert, H, Jimenez, C, González‐Díaz, P and Rixen, T (2023) A warming southern Gulf of Mexico: reconstruction of anthropogenic environmental changes from a Siderastrea siderea coral on the northern coast of Cuba. Paleoceanography and Paleoclimatology, 38(12). doi:10.1029/2023PA004717

Nascimento, RA, Johnstone, HJH, Kuhnert, H, Santos, TP, Venancio, IM, Chiessi, CM, Ballalai, JM, Campos, MC, Govin, A, Mulitza, S and Albuquerque, ALS (2023) Long-term variability of the western tropical Atlantic sea surface temperature driven by greenhouse gases and AMOC. Quaternary Science Reviews, 322. 108431. doi:10.1016/j.quascirev.2023.108431

Martins, AK, Kochhann, KGD, Chiessi, CM, Bauersachs, T, Zardin, TN, Campos, MC, Krahl, G, de Souza, LV, Crivellari, S, Bahr, A, Kuhnert, H, Schwark, L and Fauth, G (2023) Links between precipitation patterns over eastern tropical South America and productivity in the western tropical South Atlantic Ocean during the last deglacial. Quaternary International, 667. 29-40. doi:10.1016/j.quaint.2023.05.012

Boer, W, Nordstad, S, Weber, M, Mertz‐Kraus, R, Hönisch, B, Bijma, J, Raitzsch, M, Wilhelms‐Dick, D, Foster, GL, Goring‐Harford, H, Nürnberg, D, Hauff, F, Kuhnert, H, Lugli, F, Spero, H, Rosner, M, Gaever, P, Nooijer, LJ and Reichart, GJ (2022) New calcium carbonate nano‐particulate pressed powder pellet (NFHS‐2‐NP) for LA‐ICP‐OES, LA‐(MC)‐ICP‐MS and µXRF. Geostandards and Geoanalytical Research. doi:10.1111/ggr.12425

Nascimento, RA, Shimizu, MH, Venancio, IM, Chiessi, CM, Kuhnert, H, Johnstone, HJH, Govin, A, Lessa, D, Ballalai, JM, Santos, TP, Piacsek, P, Mulitza, S and Albuquerque, ALS (2022) Warmer western tropical South Atlantic during the Last Interglacial relative to the current interglacial period. Global and Planetary Change, 215. 103889. doi:10.1016/j.gloplacha.2022.103889

Mulitza, S, Bickert, T, Bostock, HC, Chiessi, CM, Donner, B, Govin, A, Harada, N, Huang, E, Johnstone, HJH, Kuhnert, H, Langner, M, Lamy, F, Lembke-Jene, L, Lisiecki, LE, Lynch-Stieglitz, J, Max, L, Mohtadi, M, Mollenhauer, G, Muglia, J, Nürnberg, D, Paul, A, Rühlemann, C, Repschläger, J, Saraswat, R, Schmittner, A, Sikes, EL, Spielhagen, RF and Tiedemann, R (2022) World atlas of late quaternary foraminiferal oxygen and carbon isotope ratios. Earth System Science Data, 14(6). 2553-2611. doi:10.5194/essd-14-2553-2022

Santos, TP, Shimizu, MH, Nascimento, RA, Venancio, IM, Campos, MC, Portilho-Ramos, RC, Ballalai, JM, Lessa, DO, Crivellari, S, Nagai, RH, Chiessi, CM, Kuhnert, H, Bahr, A and Albuquerque, ALS (2022) A data-model perspective on the Brazilian margin surface warming from the Last Glacial Maximum to the Holocene. Quaternary Science Reviews, 286. 107557. doi:10.1016/j.quascirev.2022.107557

Labuhn, I, Tell, F, von Grafenstein, U, Hammarlund, D, Kuhnert, H and Minster, B (2022) A modern snapshot of the isotopic composition of lacustrine biogenic carbonates – records of seasonal water temperature variability. Biogeosciences, 19(11). 2759-2777. doi:10.5194/bg-19-2759-2022

Voelker, AHL, Rodrigues, T, Trotta, S, Marino, M and Kuhnert, H (2022) A southern Portuguese margin perspective of Marine Isotope Stage 47 — An interglacial in the 41 kyr World. Atmosphere, 13(9). 1378. doi:10.3390/atmos13091378

Crivellari, S, Viana, PJ, Campos, MC, Kuhnert, H, Machado Lopes, AB, da Cruz, FW and Chiessi, CM (2021) Development and characterization of a new in-house reference material for stable carbon and oxygen isotopes analyses. Journal of Analytical Atomic Spectrometry. doi:10.1039/d1ja00030f

Nascimento, RA, Santos, TP, Venancio, IM, Chiessi, CM, Ballalai, JM, Kuhnert, H, Govin, A, Portilho-Ramos, RC, Lessa, D, Dias, BB, Pinho, TML, Crivellari, S, Mulitza, S and Albuquerque, ALS (2021) Origin of δ13C minimum events in thermocline and intermediate waters of the western South Atlantic. Quaternary Science Reviews, 272. 107224. doi:10.1016/j.quascirev.2021.107224

Nascimento, RA, Venancio, IM, Chiessi, CM, Ballalai, JM, Kuhnert, H, Johnstone, H, Santos, TP, Prange, M, Govin, A, Crivellari, S, Mulitza, S and Albuquerque, ALS (2021) Tropical Atlantic stratification response to late Quaternary precessional forcing. Earth and Planetary Science Letters, 568. 117030. doi:10.1016/j.epsl.2021.117030

Santos, TP, Ballalai, JM, Franco, DR, Oliveira, RR, Lessa, DO, Venancio, IM, Chiessi, CM, Kuhnert, H, Johnstone, H and Albuquerque, ALS (2020) Asymmetric response of the subtropical western South Atlantic thermocline to the Dansgaard-Oeschger events of Marine Isotope Stages 5 and 3. Quaternary Science Reviews, 237. 106307. doi:10.1016/j.quascirev.2020.106307

Venancio, IM, Shimizu, MH, Santos, TP, Lessa, DO, Portilho-Ramos, RC, Chiessi, CM, Crivellari, S, Mulitza, S, Kuhnert, H, Tiedemann, R, Vahlenkamp, M, Bickert, T, Sampaio, G, Albuquerque, ALS, Veiga, S, Nobre, P and Nobre, C (2020) Changes in surface hydrography at the western tropical Atlantic during the Younger Dryas. Global and Planetary Change, 184. 103047. doi:10.1016/j.gloplacha.2019.103047

Campos, MC, Chiessi, CM, Venancio, IM, Pinho, TML, Crivellari, S, Kuhnert, H, Schmiedl, G, Díaz, RA, Albuquerque, ALS, Portilho‐Ramos, RC, Bahr, A and Mulitza, S (2020) Constraining millennial‐scale changes in Northern Component Water ventilation in the western tropical South Atlantic. Paleoceanography and Paleoclimatology, 35(7). doi:10.1029/2020PA003876

Zhang, Z, Cao, Z, Grasse, P, Dai, M, Gao, L, Kuhnert, H, Gledhill, M, Chiessi, CM, Doering, K and Frank, M (2020) Dissolved silicon isotope dynamics in large river estuaries. Geochimica et Cosmochimica Acta, 273. 367-382. doi:10.1016/j.gca.2020.01.028

Venancio, IM, Shimizu, MH, Santos, TP, Lessa, DO, Dias, BB, Chiessi, CM, Mulitza, S, Kuhnert, H, Tiedemann, R, Vahlenkamp, M, Bickert, T, Belem, AL, Sampaio, G, Albuquerque, ALS and Nobr, C (2020) Ocean-atmosphere interactions over the western South Atlantic during Heinrich stadials. Global and Planetary Change, 195. 103352. doi:10.1016/j.gloplacha.2020.103352

Johnstone, HJH, Kuhnert, H, Bickert, T, Romero, O and Pälike, H (2020) Single tests of hermocline dwelling foraminifera Globorotalia inflata as recorder of upper water column structure off Mauritania (NW Africa): methodology and paleoceanographic use. Paleoceanography and Paleoclimatology, 35(8). doi:10.1029/2019PA003844

Nagai, RH, Chiessi, CM, Kuhnert, H, Sousa, SHM, Wainer, IEKC, Figueira, RCL and Mahiques, MM (2020) South Brazilian Bight mid- to late Holocene hydrographic fluctuations. Geo-Marine Letters. doi:10.1007/s00367-019-00616-9

Boehnert, S, Birkelund, AR, Schmiedl, G, Kuhnert, H, Kuhn, G, Hass, HC and Hebbeln, D (2020) Test deformation and chemistry of foraminifera as response to anthropogenic heavy metal input. Marine Pollution Bulletin, 155. 111112. doi:10.1016/j.marpolbul.2020.111112

Aguirre-Urreta, B, Martinez, M, Schmitz, M, Lescano, M, Omarini, J, Tunik, M, Kuhnert, H, Concheyro, A, Rawson, PF, Ramos, VA, Reboulet, S, Noclin, N, Frederichs, T, Nickl, AL and Pälike, H (2019) Interhemispheric radio-astrochronological calibration of the time scales from the Andean and the Tethyan areas in the Valanginian–Hauterivian (Early Cretaceous). Gondwana Research, 70. 104-132. doi:10.1016/j.gr.2019.01.006

Crivellari, S, Chiessi, CM, Kuhnert, H, Häggi, C, Mollenhauer, G, Hefter, J, Portilho-Ramos, R, Schefuß, E and Mulitza, S (2019) Thermal response of the western tropical Atlantic to slowdown of the Atlantic Meridional Overturning Circulation. Earth and Planetary Science Letters, 519. 120-129. doi:10.1016/j.epsl.2019.05.006

Ballalai, JM, Santos, TP, Lessa, DO, Venancio, IM, Chiessi, CM, Johnstone, HJH, Kuhnert, H, Claudio, MR, Toledo, F, Costa, KB and Albuquerque, ALS (2019) Tracking spread of the Agulhas Leakage into the western South Atlantic and its northward transmission during the Last Interglacial. Paleoceanography and Paleoclimatology. doi:10.1029/2019PA003653

Campos, MC, Chiessi, CM, Prange, M, Mulitza, S, Kuhnert, H, Paul, A, Venancio, IM, Albuquerque, ALS, Cruz, FW and Bahr, A (2019) A new mechanism for millennial scale positive precipitation anomalies over tropical South America. Quaternary Science Reviews, 225. 105990. doi:10.1016/j.quascirev.2019.105990

Crivellari, S, Chiessi, CM, Kuhnert, H, Häggi, C, da Costa Portilho-Ramos, R, Zeng, JY, Zhang, Y, Schefuß, E, Mollenhauer, G, Hefter, J, Alexandre, F, Sampaio, G and Mulitza, S (2018) Increased Amazon freshwater discharge during late Heinrich Stadial 1. Quaternary Science Reviews, 181. 144-155. doi:10.1016/j.quascirev.2017.12.005

Scheiner, F, Holcová, K, Milovský, R and Kuhnert, H (2018) Temperature and isotopic composition of seawater in the epicontinental sea (Central Paratethys) during the Middle Miocene Climate Transition based on Mg/Ca, δ18O and δ13C from foraminiferal tests. Palaeogeography, Palaeoclimatology, Palaeoecology, 495. 60-71. doi:10.1016/j.palaeo.2017.12.027

Campos, MC, Chiessi, CM, Voigt, I, Piola, AR, Kuhnert, H and Mulitza, S (2017) δ13C decreases in the upper western South Atlantic during Heinrich Stadials 3 and 2. Climate of the Past, 13(4). 345-358. doi:10.5194/cp-13-345-2017

Santos, TP, Lessa, DO, Venancio, IM, Chiessi, CM, Mulitza, S, Kuhnert, H, Govin, A, Machado, T, Costa, KB, Toledo, F, Dias, BB and Albuquerque, ALS (2017) Prolonged warming of the Brazil Current precedes deglaciations. Earth and Planetary Science Letters, 463. 1-12. doi:10.1016/j.epsl.2017.01.014

Mulitza, S, Chiessi, CM, Schefuß, E, Lippold, J, Wichmann, D, Antz, B, Mackensen, A, Paul, A, Prange, M, Rehfeld, K, Werner, M, Bickert, T, Frank, N, Kuhnert, H, Lynch-Stieglitz, J, Portilho-Ramos, RC, Sawakuchi, AO, Schulz, M, Schwenk, T, Tiedemann, R, Vahlenkamp, M and Zhang, Y (2017) Synchronous and proportional deglacial changes in Atlantic meridional overturning and northeast Brazilian precipitation. Paleoceanography, 32(6). 622-633. doi:10.1002/2017PA003084

Santos, TP, Lessa, DO, Venancio, IM, Chiessi, CM, Mulitza, S, Kuhnert, H and Albuquerque, ALS (2017) The impact of the AMOC resumption in the western South Atlantic thermocline at the onset of the Last Interglacial. Geophysical Research Letters, 44(22). 11,547-11,554. doi:10.1002/2017GL074457

Johnstone, HJH, Steinke, S, Kuhnert, H, Bickert, T, Pälike, H and Mohtadi, M (2016) Automated cleaning of foraminifera shells before Mg/Ca analysis using a pipette robot. Geochemistry, Geophysics, Geosystems, 17(8). 3502-3511. doi:10.1002/2016GC006422

Gussone, N, Filipsson, HL and Kuhnert, H (2016) Mg/Ca, Sr/Ca and Ca isotope ratios in benthonic foraminifers related to test structure, mineralogy and environmental controls. Geochimica et Cosmochimica Acta, 173. 142-159. doi:10.1016/j.gca.2015.10.018

Kuhnert, H, Kuhlmann, H, Mohtadi, M, Meggers, H, Baumann, KH and Pätzold, J (2014) Holocene tropical western Indian Ocean sea surface temperatures in covariation with climatic changes in the Indonesian region. Paleoceanography, 29(5). 423-437. doi:10.1002/2013PA002555

Raitzsch, M, Hathorne, EC, Kuhnert, H, Groeneveld, J and Bickert, T (2011) Modern and Late Pleistocene B/Ca ratios of the benthic foraminifer Planulina wuellerstorfi determined with laser ablation ICP-MS. Geology, 39(11). 1039-1042. doi:10.1130/G32009.1

Kuhnert, H and Mulitza, S (2011) Multidecadal variability and late medieval cooling of near-coastal sea surface temperatures in the eastern tropical North Atlantic. Paleoceanography, 26. PA4224. doi:10.1029/2011PA002130

Rackebrandt, N, Kuhnert, H, Groeneveld, J and Bickert, T (2011) Persisting maximum Agulhas leakage during MIS 14 indicated by massive Ethmodiscus oozes in the subtropical South Atlantic. Paleoceanography, 26. PA3202. doi:10.1029/2010PA001990

Raitzsch, M, Kuhnert, H, Hathorne, EC, Groeneveld, J and Bickert, T (2011) U/Ca in benthic foraminifers: A proxy for the deep-sea carbonate saturation. Geochemistry Geophysics Geosystems, 12(6). doi:10.1029/2010GC003344

Heindel, K, Birgel, D, Peckmann, JL, Kuhnert, H and Westphal, H (2010) Formation of deglacial microbialites in coral reefs off Tahiti (IODP 310) involving sulfate-reducing bacteria. Palaios, 25(9-10). 618-635. doi:10.2110/palo.2010.p10-032r

Mulitza, S, Heslop, D, Pittauerová, D, Fischer, HW, Meyer, I, Stuut, JB, Zabel, M, Mollenhauer, G, Collins, JA, Kuhnert, H and Schulz, M (2010) Increase in African dust flux at the onset of commercial agriculture in the Sahel region. Nature, 466. 226-228. doi:10.1038/nature09213

Gussone, N, Zonneveld, KAF and Kuhnert, H (2010) Minor element and Ca isotope composition of calcareous dinoflagellate cysts of Thoracosphaera heimii. Earth and Planetary Science Letters, 289. 180-188. doi:10.1016/j.epsl.2009.11.006

Felis, T, Suzuki, A, Kuhnert, H, Rimbu, N and Kawahata, H (2010) Pacific Decadal Oscillation documented in a coral record of North Pacific winter temperature since 1873. Geophysical Research Letters, 37. L14605. doi:10.1029/2010GL043572

Kuhnert, H, Bickert, T and Paulsen, H (2009) Southern Ocean frontal system changes precede Antarctic ice sheet growth during the middle Miocene. Earth and Planetary Science Letters, 284(3-4). 630-638. doi:10.1016/j.epsl.2009.05.030

Felis, T, Suzuki, A, Kuhnert, H, Dima, M, Lohmann, G and Kawahata, H (2009) Subtropical coral reveals abrupt early-twentieth-century freshening in the western North Pacific Ocean. Geology, 37(6). 527-530. doi:10.1130/G25581A.1

Raitzsch, M, Kuhnert, H, Groeneveld, J and Bickert, T (2008) Benthic foraminifer Mg/Ca anomalies in South Atlantic core top sediments and their implications for paleothermometry. Geochemistry Geophysics Geosystems, 9(5). Q05010. doi:10.1029/2007GC001788

Rathmann, S and Kuhnert, H (2008) Carbonate ion effect on Mg/Ca, Sr/Ca and stable isotopes on the benthic foraminifera Oridorsalis umbonatus off Namibia. Marine Micropaleontology, 66(2). 120-133. doi:10.1016/j.marmicro.2007.08.001

Friedrich, O, Erbacher, J, Moriya, K, Wilson, PA and Kuhnert, H (2008) Warm saline intermediate waters in the Cretaceous tropical Atlantic Ocean. Nature Geoscience, 1(7). 453-457. doi:10.1038/ngeo217

Crüger, T, Kuhnert, H, Pätzold, J and Zorita, E (2006) Calibrations of Bermuda corals against large-scale sea surfac temperature and sea level pressure pattern time series and implications for climate reconstructions. Journal of Geophysical Research-Atmospheres, 111. D23103. doi:10.1029/2005JD006903

Langer, G, Gussone, N, Nehrke, G, Riebesell, U, Eisenhauer, A, Kuhnert, H, Rost, B, Trimborn, S and Thoms, S (2006) Coccolith strontium to calcium ratios in Emiliania huxleyi: The dependence on seawater strontium and calcium concentrations. Limnology and Oceanography, 51(1). 310-320. doi:10.4319/lo.2006.51.1.0310

Epplé, VM, Brey, T, Witbaard, R, Kuhnert, H and Pätzold, J (2006) Sclerochronological records of Arctica islandica from the inner German Bight. The Holocene, 16(5). 763-769. doi:10.1191/0959683606hl970rr

Kuhnert, H, Crüger, T and Pätzold, J (2005) NAO signature in a Bermuda coral Sr/Ca record. Geochemistry Geophysics Geosystems, 6. Q04004. doi:10.1029/2004GC000786

Felis, T, Lohmann, G, Kuhnert, H, Lorenz, SJ, Scholz, D, Pätzold, J, Al-Rousan, S and Al-Moghrabi, SM (2004) Increased seasonality in Middle East temperatures during the last interglacial period. Nature, 429(6988). 164-168. doi:10.1038/nature02546

Rathmann, S, Hess, S, Kuhnert, H and Mulitza, S (2004) Mg/Ca ratios of the benthic foraminifera Oridorsalis umbonatus obtained by laser ablation from core top sediments: Relationship to bottom water temperatures. Geochemistry Geophysics Geosystems, 5(12). Q12013. doi:10.1029/2004GC000808

Kuhnert, H, Pätzold, J, Schnetger, B and Wefer, G (2002) Sea-surface temperature variability in the 16th century at Bermuda inferred from coral records. Palaeogeography, Palaeoclimatology, Palaeoecology, 179(3-4). 159-171. doi:10.1016/S0031-0182(01)00410-2

Kuhnert, H (1998) Aufzeichnug des Klimas vor Westaustralien in stabilen Isotopen in Korallenskeletten. Berichte aus dem Fachbereich Geowissenschaften der Universität Bremen, 117. Department of Geosciences, Bremen University. urn:nbn:de:gbv:46-ep000102379