Browsing by Author "Southon, John"

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  • SHCal20 Southern Hemisphere Calibration, 0–55,000 Years cal BP

    Hogg, Alan G.; Heaton, Timothy J.; Hua, Quan; Palmer, Jonathan G.; Turney, Chris S.M.; Southon, John; Bayliss, Alex; Blackwell, Paul G.; Boswijk, Gretel; Bronk Ramsey, Christopher; Pearson, Chrlotte; Petchey, Fiona; Reimer, Paula; Reimer, Ron; Wacker, Lukas (Cambridge University Press (CUP), 2020)
    Early researchers of radiocarbon levels in Southern Hemisphere tree rings identified a variable North-South hemispheric offset, necessitating construction of a separate radiocarbon calibration curve for the South. We present ...

  • The Taupo eruption occurred in 232 ± 10 CE, and not later

    Hogg, Alan G.; Wilson, Colin J.N.; Lowe, David J.; Turney, Chris S.M.; White, Paul; Lorrey, Andrew M.; Manning, Sturt W.; Palmer, Jonathan G.; Bury, Sarah; Brown, Julie; Southon, John; Petchey, Fiona (Nature Research, 2018)
    The Taupo eruption1 deposit is an isochronous marker bed that spans much of New Zealand’s North Island and pre-dates human arrival² . Holdaway et al. (2018; HDK18 hereafter)³ propose that the current Taupo eruption date ...

  • Wiggle-match radiocarbon dating of the Taupo eruption

    Hogg, Alan G.; Wilson, Colin J.N.; Lowe, David J.; Turney, Chris S.M.; White, Paul; Lorrey, Andrew M.; Manning, Sturt W.; Palmer, Jonathan G.; Bury, Sarah; Brown, Julie; Southon, John; Petchey, Fiona (Nature Research (part of Springer Nature), 2019)
    The Taupo eruption deposit is an isochronous marker bed that spans much of New Zealand’s North Island and pre-dates human arrival. Holdaway et al. (2018, Nature Comms 9, 4110) propose that the current Taupo eruption date ...

Co-authors for John Southon