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Environmental Sciences

D-Index
39
Citations
5692
World Ranking
8385
National Ranking
2993

Overview

Guaciara M. Santos is a researcher affiliated with the University of California, Irvine in the United States. Their work focuses primarily on Earth and Planetary Sciences and Environmental Science, with a significant concentration in Atmospheric Science and Global and Planetary Change.

The scope of Santos's research encompasses several interconnected topics, including:

  • Geology and Paleoclimatology Research
  • Tree-ring climate responses
  • Archaeology and ancient environmental studies
  • Atmospheric and Environmental Gas Dynamics
  • Plant Water Relations and Carbon Dynamics
  • Atmospheric chemistry and aerosols
  • Ecology and Vegetation Dynamics Studies

Santos has contributed scholarly articles to a number of frequent publication venues such as:

  • Radiocarbon
  • The Science of The Total Environment
  • Dendrochronologia
  • Quaternary Geochronology
  • SSRN Electronic Journal

Their recent papers include:

  • "Radiocarbon analysis confirms annual periodicity in Cedrela odorata tree rings from the equatorial Amazon" (2020) published in Quaternary Geochronology
  • "Growth Assessment of Native Tree Species from the Southwestern Brazilian Amazonia by Post-AD 1950 14C Analysis: Implications for Tropical Dendroclimatology Studies and Atmospheric 14C Reconstructions" (2021) published in Forests

Although not the primary author, Santos has association with other significant papers such as "ATMOSPHERIC RADIOCARBON FOR THE PERIOD 1950-2019" (2021) published in Radiocarbon.

Collaboration plays a role in their research, with frequent co-authors including:

  • Laia Andreu-Hayles
  • Santiago Ancapichún
  • Ricardo De Pol-Holz
  • Ana Carolina Maioli Campos Barbosa
  • Rose Oelkers

The research contributions of Santos cover various disciplines, utilizing methods like radiocarbon analysis to explore topics such as tree-ring periodicity, atmospheric radiocarbon signals, and carbonaceous aerosol source apportionment. This work contributes to an integrated understanding of climatic and environmental processes in tropical and equatorial regions.

Best Publications

  • Quantifying archaeal community autotrophy in the mesopelagic ocean using natural radiocarbon

    Anitra E. Ingalls;Sunita R. Shah;Roberta L. Hansman;Lihini I. Aluwihare

  • ATMOSPHERIC RADIOCARBON FOR THE PERIOD 1950–2019

    Quan Hua;Jocelyn C Turnbull;Guaciara M Santos;Andrzej Z Rakowski

  • Ultra small-mass AMS 14C sample preparation and analyses at KCCAMS/UCI Facility

    G.M. Santos;J.R. Southon;S. Griffin;S.R. Beaupre

  • Magnesium perchlorate as an alternative water trap in AMS graphite sample preparation: A report on sample preparation at kccams at the University of California, Irvine

    G M Santos;J R Southon;K C Druffel-Rodriguez;S Griffin

  • Recent (< 4 year old) leaf litter is not a major source of microbial carbon in a temperate forest mineral soil

    Christiane Kramer;Susan E. Trumbore;Mats J. Froberg;Luz Maria Cisneros dozal

  • Re-anchoring the late Pleistocene tephrochronology of New Zealand based on concordant radiocarbon ages and combined 238U/230Th disequilibrium and (U–Th)/He zircon ages

    Martin Danišík;Martin Danišík;Phil A.R. Shane;Axel K. Schmitt;Alan G. Hogg

  • The Keck Carbon Cycle AMS Laboratory, University of California, Irvine; initial operation and a background surprise.

    John Southon;Guaciara Santos;Kevin Druffel-Rodriguez;Ellen Druffel

  • AMS 14C Sample Preparation at the KCCAMS/UCI Facility: Status Report and Performance of Small Samples

    G M Santos;R B Moore;J R Southon;S Griffin

  • Redating the onset of burning at Lynch's Crater (North Queensland): implications for human settlement in Australia

    Christian S M Turney;Arnold P Kershaw;Patrick T Moss;Michael I Bird

  • Enhanced El Niño–Southern Oscillation Variability in Recent Decades

    Pamela R. Grothe;Pamela R. Grothe;Kim M. Cobb;Giovanni Liguori;Emanuele Di Lorenzo

  • Analysis of plutonium isotopes in marine samples by radiometric, ICP-MS and AMS techniques

    S. H. Lee;J. Gastaud;J. J. La Rosa;L. Liong Wee Kwong

  • The Keck Carbon Cycle AMS Laboratory, University of California, Irvine : status report

    Robert K. Beverly;Will Beaumont;Denis Tauz;Kaelyn M. Ormsby

  • Radiocarbon Dating from 40 to 60 ka BP at Border Cave, South Africa

    M.I. Bird;L.K. Fifield;G.M. Santos;P.B. Beaumont

  • Blank assessment for ultra-small radiocarbon samples: chemical extraction and separation versus AMS

    Guaciara M. Santos;John R. Southon;Nicholas J. Drenzek;Lori A. Ziolkowski

  • A new look at old carbon in active margin sediments

    Nicholas J. Drenzek;Konrad A. Hughen;Daniel B. Montluçon;John R. Southon

  • New highlights of phytolith structure and occluded carbon location: 3-D X-ray microscopy and NanoSIMS results

    A. Alexandre;I. Basile-Doelsch;T. Delhaye;D. Borshneck

  • THE PHYTOLITH 14C PUZZLE: A TALE OF BACKGROUND DETERMINATIONS AND ACCURACY TESTS

    Guaciara M Santos;Anne Alexandre;Heloisa H G Coe;Paul E Reyerson

  • Buang Merabak: Early evidence for human occupation in the Bismarck Archipelago, Papua New Guinea

    M.G. Leavesley;M. I. Bird;L. K. Fifield;P. A. Hausladen

  • Deep sea corals off Brazil verify a poorly ventilated Southern Pacific Ocean during H2, H1 and the Younger Dryas

    A. Mangini;J.M. Godoy;M.L. Godoy;R. Kowsmann

  • A revised chronology of the lowest occupation layer of Pedra Furada Rock Shelter, Piauı́, Brazil: the Pleistocene peopling of the Americas

    G.M Santos;M.I Bird;F Parenti;L.K Fifield

  • Ion source development at KCCAMS, University of California, Irvine.

    J R Southon;G M Santos

Frequent Co-Authors

John Southon
John Southon University of California, Irvine
Claudia I. Czimczik
Claudia I. Czimczik University of California, Irvine
Ellen R. M. Druffel
Ellen R. M. Druffel University of California, Irvine
L.K. Fifield
L.K. Fifield Australian National University
James T. Randerson
James T. Randerson University of California, Irvine
Susan E. Trumbore
Susan E. Trumbore Max Planck Institute for Biogeochemistry
Michael I. Bird
Michael I. Bird James Cook University
Hai Cheng
Hai Cheng Xi'an Jiaotong University
Anitra E. Ingalls
Anitra E. Ingalls University of Washington
Kim M. Cobb
Kim M. Cobb Georgia Institute of Technology

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