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Earth Science

D-Index
40
Citations
5103
World Ranking
5924
National Ranking
629

Overview

Helen M. Roberts is affiliated with Aberystwyth University in the United Kingdom. Their research primarily focuses on Earth and Planetary Sciences, with 49 publications in this main field of study.

The scientist's work spans several subfields including Atmospheric Science, Anthropology, Geophysics, Environmental Chemistry, and Paleontology. Their research interests cover diverse topics such as Geology and Paleoclimatology Research, Pleistocene-Era Hominins and Archaeology, Methane Hydrates and Related Phenomena, Archaeology and ancient environmental studies, Geological formations and processes, Planetary Science and Exploration, as well as earthquake and tectonic studies.

Helen M. Roberts has contributed extensively to the following publication venues: Radiation Measurements, Quaternary Geochronology, Abstracts with programs - Geological Society of America, Scientific Drilling, and Proceedings of the National Academy of Sciences.

Frequent collaborators include G.A.T. Duller, Verena Foerster, Martin H. Trauth, Asfawossen Asrat, and Andrew S. Cohen.

Key recent papers authored or coauthored by Helen M. Roberts include:

  • "Paleo-ENSO influence on African environments and early modern humans," 2021, Proceedings of the National Academy of Sciences
  • "Increasing effective moisture during the Holocene in the semiarid regions of the Yili Basin, Central Asia: Evidence from loess sections," 2020, Quaternary Science Reviews
  • "Hydroclimate changes in eastern Africa over the past 200,000 years may have influenced early human dispersal," 2021, Communications Earth & Environment
  • "Pleistocene climate variability in eastern Africa influenced hominin evolution," 2022, Nature Geoscience
  • "Exploring sources of variation in thermoluminescence emissions and anomalous fading in alkali feldspars," 2021, Radiation Measurements

Best Publications

  • Standardised growth curves for optical dating of sediment using multiple-grain aliquots

    Helen M. Roberts;Geoff A. T. Duller

  • Last Glacial loess in the conterminous USA

    E Arthur Bettis;Daniel R Muhs;Helen M Roberts;Ann G Wintle

  • The development and application of luminescence dating to loess deposits: a perspective on the past, present and future

    Helen M. Roberts

  • Equivalent dose determinations for polymineralic fine-grains using the SAR protocol: application to a Holocene sequence of the Chinese Loess Plateau

    Helen M Roberts;Ann G Wintle

  • A comparison of natural- and laboratory-generated dose response curves for quartz optically stimulated luminescence signals from Chinese Loess

    Melissa Chapot;H. M. Roberts;G. A. T. Duller;Z. P. Lai

  • Origin and paleoclimatic significance of late Quaternary loess in Nebraska: Evidence from stratigraphy, chronology, sedimentology, and geochemistry

    Daniel R. Muhs;E. Arthur Bettis;John N. Aleinikoff;John P. McGeehin

  • Assessing the effectiveness of the double-SAR protocol in isolating a luminescence signal dominated by quartz

    Helen M. Roberts

  • Unprecedented last-glacial mass accumulation rates determined by luminescence dating of loess from western Nebraska

    Helen M Roberts;Daniel R Muhs;Ann G Wintle;Geoff A.T Duller

  • Twelve thousand years of dust: the Holocene global dust cycle constrained by natural archives

    S. Albani;S. Albani;N. M. Mahowald;G. Winckler;R. F. Anderson

  • Comparison of paired quartz OSL and feldspar post-IR IRSL dose distributions in poorly bleached fluvial sediments from South Africa

    D. Colarossi;G.A.T. Duller;H.M. Roberts;S. Tooth

  • Testing Post-IR IRSL protocols for minimising fading in feldspars, using Alaskan loess with independent chronological control

    Helen M. Roberts

  • Determining the K-content of single-grains of feldspar for luminescence dating

    R.K. Smedley;G.A.T. Duller;N.J.G. Pearce;H.M. Roberts

  • Holocene loess accumulation and soil development at the western edge of the Chinese Loess Plateau: implications for magnetic proxies of palaeorainfall.

    Barbara A. Maher;Hu MengYu;Helen M. Roberts;Ann G. Wintle

  • Approaches and challenges to the study of loess - Introduction to the LoessFest Special Issue

    Randall J. Schaetzl;E. Arthur Bettis;Onn Crouvi;Kathryn E. Fitzsimmons

  • Improving the TT-OSL SAR protocol through source trap characterisation

    G. Adamiec;G.A.T. Duller;H.M. Roberts;A.G. Wintle

  • A simplified SAR protocol for TT-OSL

    N. Porat;G.A.T. Duller;H.M. Roberts;A.G. Wintle

  • The importance of independent chronology in integrating records of past climate change for the 60–8 ka INTIMATE time interval

    Achim Brauer;Irka Hajdas;Simon P.E. Blockley;Christopher Bronk Ramsey

  • Holocene sediment-accumulation rates in the western Loess Plateau, China, and a 2500-year record of agricultural activity, revealed by OSL dating

    Helen M. Roberts;Ann G. Wintle;Barbara A. Maher;Mengyu Hu

  • Evidence for dune reactivation from GPR profiles on the Maputaland coastal plain, South Africa

    Greg A. Botha;Charlie S. Bristow;Naomi Porat;G. A. T. Duller

  • A new approach for luminescence dating glaciofluvial deposits - high precision optical dating of cobbles

    G.T.H. Jenkins;G.A.T. Duller;H.M. Roberts;R.C. Chiverrell

  • Late Quaternary floodplain reworking and the preservation of alluvial sedimentary archives in unconfined and confined river valleys in the eastern interior of South Africa

    A. Keen-Zebert;S. Tooth;Helena Rodnight;Helena Rodnight;G. A. T. Duller

Frequent Co-Authors

Geoff A.T. Duller
Geoff A.T. Duller Aberystwyth University
Henry F. Lamb
Henry F. Lamb Aberystwyth University
Asfawossen Asrat
Asfawossen Asrat Botswana International University of Science and Technology
Andrew S. Cohen
Andrew S. Cohen University of Arizona
Martin H. Trauth
Martin H. Trauth University of Potsdam
Alan L. Deino
Alan L. Deino Berkeley Geochronology Center
Christopher Bronk Ramsey
Christopher Bronk Ramsey University of Oxford
Melanie J. Leng
Melanie J. Leng University of Nottingham
Christine S. Lane
Christine S. Lane University of Cambridge
Ann G. Wintle
Ann G. Wintle Aberystwyth University

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