Publications

(* indicates student or postdoc)

Peer-Reviewed Journal Articles

Mouteva GO, Randerson JT, Fahrni SM, Bush SB, Ehleringer JR, Xu X, Santos GM, Kuprov R., Schichtel B, Czimczik CI. 2017. Using radiocarbon to constrain black and organic carbon aerosol sources in Salt Lake city, submitted to the Journal of Geophysical Research-Atmospheres

Masion A, Alexandre A,  Ziarelli F, Viel S, Santos GM. 2017. Dynamic Nuclear Polarization NMR as a new tool to investigate the nature of organic compounds occluded in plant silica particles, in review to Scientific Reports.

Fahrni S, Southon JR, Santos GM, Palstra SW, Meijer HA, Xu X. 2016. Reassessment of the 13C/12C and 14C/12C isotopic fractionation ratio and its impact on high-precision radiocarbon dating, in review to Geochimica et Cosmochimica Acta

Herrera-Ramirez D, L. Andreu-Hayles, JI del Valle, GM Santos, PLM. Gonzalez. 2016. Non-annual tree rings in a climate-sensitive Prioria copaifera chronology in the Atrato River, Colombia, in review to Ecology and Evolution.

Santos GM, and Alexandre A. 2016. Sources, concentrations and distribution of carbon in phytolith occlusions: Fact or fiction? A comment to “Occurrence, turnover and carbon sequestration potential of phytoliths in terrestrial ecosystems by Song et al. doi: 10.1016/j.earscirev.2016.04.007”, Earth Science Reviews, http://dx.doi.org/10.1016/j.earscirev.2016.11.005

Alvim, D.S., Gatti, L.V., Corrêa, S.M., Chiquetto, J.B., Rossatti, C.S., Pretto, A., dos Santos, M.H., Yamazaki, A., Orlando, J.P., Santos, G.M. 2016. Main ozone-forming VOCs in the city of Sao Paulo: observations, modelling and impacts. Air Qual Atmos Health,  doi:10.1007/s11869-016-0429-9

Trumbore, S.E., Xu, X., Santos, G.M., Czimczik, C.I., Beaupré, S.R., Pack, M.A., Hopkins, F.M., Stills, A., Lupascu, M. and Ziolkowski, L., 2016. Chapter 09: Preparation for Radiocarbon Analysis. In Radiocarbon and Climate Change (pp. 279-315). Springer International Publishing.

G.M. Santos and Xu, X. 2016. Bag of tricks: a set of techniques, and other resources to help on 14C lab setup, sample processing and beyond, Radiocarbon Journal, doi:10.1017/RDC.2016.43.

A. Alexandre, J. Balesdent, P. Cazevieille, C. Chevassus-Rosset, P. Signoret, J-C Mazur, A. Harutyunyan, E. Doelsch, I. Basile-Doelsch, H. Miche, G. M. Santos. 2016. Direct uptake of organic carbon by grass roots and allocation in leaves and phytoliths: 13C labeling evidence, Biogeosciences, 13, 1693-1703, 2016, doi:10.5194/bg-13-1693-2016

P.E. Reyerson, A. Alexandre, *A. Harutyunyan, R. Corbineau, *H.A.M. De La Torre, F. Badeck, L. Cattivelli, and G.M. Santos. 2016. Unambiguous evidence of old soil carbon in grass biosilica particles, Biogeosciences, 13, 1269-1286, doi:10.5194/bg-13-1269-2016, 2016

G.M. Santos, A. Alexandre and C. Prior. 2016. From radiocarbon analysis to interpretation: A comment on "Phytolith Radiocarbon Dating in Archaeological and Paleoecological Research: A Case Study of Phytoliths from Modern Neotropical Plants and a Review of the Previous Dating Evidence", JAS (2015), doi: 10.1016/j.jas.2015.06.002. by Dolores R. Piperno", Journal of Archaeological Science 71:51-58 , doi:10.1016/j.jas.2016.04.015 (open access)

P.R. Grothe, K. M. Cobb, S.L. Bush, H. Cheng, G.M. Santos, J.R. Southon,  R. Lawrence Edwards, D. M. Deocampo, H. R. Sayani. 2015. A comparison of U/Th and rapid-screen 14C dates from Line Island fossil corals:  implications for paleoclimate reconstruction, Geochemistry, Geophysics, Geosystems (Gcubed), in press.

G. O. Mouteva, C. I. Czimczik, S. M. Fahrni, E. B. Wiggins, B. M. Rogers, S. Veraverbeke, X. Xu, G. M. Santos, J. Henderson, C.E. Miller, J. T. Randerson. 2015. Black carbon aerosol dynamics and isotopic composition in Alaska linked with boreal fire emissions and depth of burn in organic soils, Global Biogeochemical Cycles 12/2015; 29. DOI:10.1002/2015GB005247

Gallagher KL, Alfonso-Garcia A, Sanchez J, Potma EO and Santos GM. 2015. Plant growth conditions alter phytolith carbon. Front. Plant Sci. 6:753. doi: 10.3389/fpls.2015.00753 

P.E. Reyerson, A. Alexandre, A. Harutyunyan, R. Corbineau, H.A.M. De La Torre, F. Badeck, L. Cattivelli, and G.M. Santos. 20015. Evidence of old soil carbon in grass biosilica particles, accepted in BGD as MS No.: bg-2015-287, in review for Biogeosciences.

G.O. Mouteva, S.M. Fahrni, G.M. Santos, J.T. Randerson, Y.L. Zhang, S. Szidat, and C.I. Czimczik. 2015. Accuracy and precision of 14C-based source apportionment of organic and elemental carbon in aerosols using the Swiss_4S protocol, Atmos. Meas. Tech., 8, 3729-3743; www.atmos-meas-tech.net/8/3729/2015/ doi:10.5194/amt-8-3729-2015

G. M. Santos, H. A. Martinez De La Torre, M. Boudi, M. Bonafini, S. Saverwyns 2015 Improved radiocarbon analyses of modern human hair to determine the year-of-death by cross-flow nanofiltrated amino acids: common contaminants, implications for isotopic analysis, and recommendations, Rapid Commun. Mass Spectrom. 2015, 29, 1765–1773, DOI: 10.1002/rcm.7273.

Martín Ariel Hadad, Guaciara M. Santos, Fidel Alejandro Roig Juñent, *Cassandra S.G. Grainger 2015. Annual nature of the growth rings of Araucaria araucana confirmed by radiocarbon analysis, Quaternary Geochronology 30: 42–47, doi:10.1016/j.quageo.2015.05.002

G. O. Mouteva, S. M. Fahrni, G. M. Santos, J. T. Randerson, Y. L. Zhang, S. Szidat, and C. I. Czimczik 2015  Accuracy and precision of 14C-based source pportionment of organic and elemental carbon in aerosols using the Swiss_4S protocol, Atmos. Meas. Tech. Discuss., 8, 3933-3965, doi:10.5194/amtd-8-3933-2015, 2015

R. Linares, K.D Macario, G.M. Santos, P.R.S. Gomes, C. Carvalho, H.C. dos Santos, M.D. Castro, *F. M. Oliveira, E.Q. Alves 2015. Radiocarbon measurements at LAC-UFF: recent performance, Nuclear Instruments and Methods in Physics Research B, doi:10.1016/j.nimb.2015.05.025, in press.

KD Macario; *FM Oliveira; C Carvalho; GM Santos; X Xu; IS Chanca; EQ Alves; RM Jou; MI Oliveira; BB Pereira; VN Oliveira; M Muniz; R Linares; PRS Gomes; RM Anjos; MD Castro; L Anjos; AN Marques; LF Rodrigues. 2015. Report on sample preparation at the Radiocarbon Laboratory of the Universidade Federal Fluminense (LAC-UFF) in Brazil, Nuclear Instruments and Methods in Physics Research B, http://dx.doi.org/10.1016/j.nimb.2015.03.081, in press

Alexandre A., Basile-Doelsch I., Delhaye T., Borshneck D., Mazur J.C., *Reyerson P., and Santos G.M. 2015. Biogeosciences, 12, 863-873, 2015New highlights of phytolith structure and occluded carbon location: 3-X-ray microscopy and NanoSIMS results. Biogeosciences, 12, 863-873, 2015, doi: 10.5194/bg-12-863-2015

Andreu-Hayle, L., Santos, G.M., Herrera-Ramírez, D.A., Martin-Fernández, J., Ruiz-Carrascal, D., Boza-Espinoza T.E., Fuentes,  A.F., Jørgensen,  P.M. 2015. Matching dendrochronological dates with the Southern Hemisphere 14C bomb curve to confirm annual tree rings in Pseudolmedia Rigida from Bolivia. Radiocarbon 57(1), 1-13, doi: 10.2458/azu_rc.57.18192

Santos GM, Linares R, Lisi CS and Tomazello Filho M. 2015. Annual growth rings in a sample of Paraná pine (Araucaria angustifolia): Toward improving the 14C calibration curve for the Southern Hemisphere, Quaternary Geochronology 25:96-103, doi: 10.1016/j.quageo.2014.10.004.
 

Fernandez A, Santos G, Williams E, Pendergraft M, Vetter L, Rosenheim B, 2015. Blank corrections for ramped pyrolysis radiocarbon dating of sedimentary and soil organic carbon. Analytical Chemistry 86 (24): 12085–12092; DOI: 10.1021/ac502874j 

Alexandre A, Basile-Doelsch I, Delhaye T, Borshneck D, Mazur JC, *Reyerson P and Santos GM. 2014. New highlights on phytolith structure and occluded carbon location: 3-D X-ray microscopy and NanoSIMS results, Biogeosciences Discuss., 11, 14699-14727, doi:10.5194/bgd-11-14699-2014

Lucena U.P., Augustin, C.H.R.R., Coe H.H.G., Santos G. M.  2014. Reconstrucao da Paleovegetacao e inferencias Geomorfologicas em area de Vereda-Cerrado, Norte de Minas Gerais, REVISTA GEONORTE, Edição Especial 4, V.10, N.1, p.177- 183

Gao P.,  Xu X.,  Zhou L., Pack M., Griffin S., Santos G., Southon J., Liu  K. 2014. Rapid sample preparation of dissolved inorganic carbon in natural waters using a headspace-extraction approach for radiocarbon analysis by accelerator mass spectrometry, Limnology and Oceanography: Methods, 12:174-190, doi:10.4319/lom.2014.12.174.

Coe HHG, Macario K, Gomes JG, Chuenga KF, *Oliveira F, Gomes PRS, Carvalho C, Linares R., Alvesb E, Santos GM 2014. Understanding the variations in the vegetation of Sao Joao River basin, Southeastern coast of Brazil, during the Quaternary, using phytoliths and isotopic analyses, Palaeogeography, Palaeoclimatology, Palaeoecology,  doi: 10.1016/j.palaeo.2014.01.009.

*Martinez De La Torre HA, *Ormsby KM, Fuller BT, and Santos GM. 2014. 14C Measurements Elucidate Isotopic Differences between Nails and Hair in Modern Humans, Radiocarbon 56(1): 53–65 (doi:10.2458/56.17503)

Martin E.E.,  Ingalls A.E.,  Richey J.E., Keil R.G., Truxal L.T., Santos GM., Alin S.R.  Druffel E.R.M. 2013. Radiocarbon age of lignin in a tropical river unravels the terrestrial carbon cycle, Geophys. Res. Lett. 40: 1–5, doi:10.1002/2013GL057450.

*Corbineau R., *Reyerson, P., Alexandre, A. and Santos, G.M. 2013. Towards producing pure phytoliths that are suitable for carbon isotopic analysis, Review of Palaeobotany and Palynology 197: 179–185, doi: 10.1016/j.revpalbo.2013.06.001

Santos, G.M. and *Ormsby, K. 2013. Behavioral variability in ABA chemical pretreatment close to the 14C age limit. Radiocarbon 55:534-544.

*Bush, S., Santos, G.M., Xu, X., Southon, J., Thiagarajan, N., Hines, S. and Adkins, J.A. 2013 Simple, rapid, and cost effective: A screening method for 14C analysis of small carbonate samples. Radiocarbon 55:631-640.

Szidat, S., Bench, G., Bernardoni, V., Calzolai, G., Czimczik, C.I., Derendorp, L., Dusek, U.,   Elder, K.,  Fedi, M.E.,  Genberg, J.,  Gustafsson, Ö., Kirillova, E., Kondo, M., McNichol, A.P., Perron, N.,  Santos, G.M., Stenström, K., Swietlicki, E., Uchida, M.,  Vecchi, R., Wacker, L.,  Zhang, Y.L., Prévôt, A.S.H. 2013  Intercomparison of 14C analysis of carbonaceous aerosols: Exercise 2009.  Radiocarbon 55:1496-1509.

Ferguson, J.E.*, Johnson, K.R., Santos, G.M., Meyer, L, and Tripati, A. 2013 Investigating δ13C and ∆14C within Mytilus californianus shells as proxies of upwelling intensity, Geochemistry, Geophysics, Geosystems (Gcubed)doi: 10.1002/ggge.20090.

Danišík, M., Shane, P., Schmitt, A.K., Hogg, A., Santos, G.M., Storm, S., Evans, N.J.,  Fifield, K., Lindsay, J. (2012) Re-anchoring the late Pleistocene tephrochronology of North Island (New Zealand) based on concordant radiocarbon ages and combined 238U/230 Th disequilibrium and (U-Th)/He zircon ages, Earth and Planetatary Science Letters 349-350: 240-2450.

Santos, G.M., Alexandre, A., Southon, J.R., Treseder, K.K.,  Corbineau  R. and Reyerson, P. (2012) Possible source of ancient carbon in phytolith concentrates from harvested grasses, Biogeosciences, 9, 1873-1884, doi:10.5194/bg-9-1873-2012

*Coe, H.G., Alexandre, A., Carvalho, C.N., Santos, G.M.,  Silva, A.S.,  Sousa, L.F.,  Lepsch., IF  (2012) Changes in Holocene tree cover density in Cabo Frio (Rio de Janeiro, Brazil)? Tracks from soil phytolith assemblages, Quaternary International 287:63-72; doi: 10.1016/j.quaint.2012.02.044.

Santos, G.M. (2012) Beyond archaeology: 14C-AMS and the global carbon cycle. The IX Latin American Symposium on Nuclear Physics and Applications, American Institute of Physics-AIP Conf. Proc. 1423: 311-318; doi: 10.1063/1.3688819 (invited paper)

Vivone, R.J.,  Godoy, M.L.D.P., Godoy, J.M.,  Kowsmann, R. and Santos, G.M.  (2012) Method development for 234U and 230Th determination and the application to fossil coral and hydrocarbon seep dating from the region of the Campos Basin – Brazil, Journal of Brazilian Chemical Society 23(3):538-545, ISSN 013-5053. 

Santos, G.M., *Ferguson, J., *Acaylar, K., Johnson, K.R., Druffel, E. and Griffin, S. (2011) Δ14C and δ13C of seawater DIC as tracers of coastal upwelling: A 5-year time-series from Southern California, Radiocarbon 53(4): 669-677.

Suárez R. and Santos G.M. (2011) Cazadores-Recolectores Tempranos Y Supervivencia De Fauna Del Pleistoceno (Equus Sp. Y Glyptodon Sp.) Durante El Holoceno Temprano En La Frontera Uruguay-Brasil, SAB – Sociedade de Arqueologia Brasileira, volume 23, numero 2, pagina 22; in Spanish

Santos, G.M., A. Alexandre, *H.G. Coe, P.E. Reyerson, J.R. Southon, C.N. De Carvalho (2010)The Phytolith C puzzle: a tale of background determinations and accuracy tests, Radiocarbon 52(1):113-128.

Santos, G.M., J.R. Southon, N.J. Drenzek, L.A. Ziolkowski, E. Druffel, X.Xu, D. Zhang, S. Trumbore, T.I. Eglinton and K.A. Hughen (2010) Blank assessment for ultra-small samples: chemical extraction and separation vs. AMS, Radiocarbon 52(3): 1322-1335

Beverly RK, Beaumont W, *Tauz D, *Ormsby KM, von Reden KF, Santos GM and Southon JR (2010) The Keck Carbon Cycle AMS Laboratory, University of California Irvine: Status report, Radiocarbon 52(2): 301-309.

Ingalls AE, Ellis E, Santos GM, McDuffee K, Truxal L, Keil RG, Druffel ERM (2010) HPLC Purification of Higher Plant-Derived Lignin Phenols for Radiocarbon Dating, Analytical Chemistry, 82: 8931–8938

*Hinger, E.N., Santos, G.M., Druffel, E.R.M. and Griffin, S. (2010) Carbon Isotope Measurements of Surface Seawater from a Time-Series Site off Southern California, Radiocarbon 52(1):69-89. 

Druffel, E. R., Zhang, D., Xu, X., Ziolkowski, L. A., Southon, J. R., Santos, G. M., and Trumbore, S. E. (2010). Compound-specific radiocarbon analyses of phospholipid fatty acids and n-alkanes in ocean sediments. Radiocarbon, 52(2-3): 1215-1223

Mangini, A., J.M. Godoy, M.L. Godoy, R. Kowsmann, G.M. Santos, M. Ruckelshausen, A. Schroeder-Ritzrau, L. Wacker (2010) Deep sea corals off Brazil verify a poorly ventilated Southern Pacific Ocean during H2, H1 and the Younger Dryas, Earth and Planetatary Science Letters 293: 269-27

Kramer C, Trumbore S, Fröberg M, Dozal LMC, Zhang D, Xu X, Santos GM and Hanson P, (2010) Recent (<4 year old) Leaf Litter is Not a Major Source of Microbial Carbon in a Temperate Forest Mineral Soil, Soil Biology & Biochemistry, 42:1028-1037.

Drenzek, N.J., Hughen, K.A., Montluçon, D.B., Southon, J.R.,  dos Santos, G.M.,  Druffel, E.R.M.,  Giosan,L. and Eglinton, T.I. (2009), A new look at old carbon in active margin sediments, Geology, 37, 239-242. 

Santos, G.M. (2009) Comment on Atmospheric carbon isotope signatures in phytolith occluded carbon, Carter, J.A., Quaternary International, this volume (Forum Comment), Perspectives on Phytolith Research: 6th International Meeting on Phytolith Research, Quaternary International 193 (1-2):30-31.

Laguens, A.G., M. Fabra, G.M. Santos and D.A. Demarchi (2009) Palaeodietary Inferences Based on Isotopic Data for Pre-Hispanic Populations of the Central Mountains of Argentina, International Journal of Osteoarchaeology 19: 237–249.

Southon, J.R. and G.M. Santos (2007) Life with MC-SNICS Part II: recent ion source development at the Keck Carbon Cycle AMS Facility, Nuclear Instruments and Methods in Physics Research B (259): 88-93

Southon, J.R., G.M. Santos and B. Han (2007) Cs feed tests and emittance measurements on a modified MC-SNICS Ion Source for radiocarbon AMS. Radiocarbon, 49(2), 301-305. 

Santos, G.M., J. Southon, S. Griffin , S.R. Beaupre and E.R. Druffel (2007a) Ultra small-mass 14C-AMS sample preparation and analysis at the KCCAMS Faclitity, Nuclear Instruments and Methods in Physics Research B (259): 293-302.

Santos, G.M., *M. Mazon, J. Southon, *S. Rifai and *R.B. Moore (2007b) Evaluation of iron and cobalt powder brands as suitable catalysts for 14C-AMS target preparation, Nuclear Instruments and Methods in Physics Research B (259): 308-315.

Santos, G.M., *R.B. Moore, J.R. Southon, S. Griffin, *E. Hinger and D. Zhang (2007c) AMS 14C sample preparation at the KCCAMS/UCI Facility: status report and performance of small samples. Radiocarbon, 49(2), 255-269. 

Ingalls, A.E., S.R. Shah, R L. Hansman, L.I. Aluwihare, G.M. Santos, E.R.M. Druffel, and A. Pearson (2006), Quantifying archaeal community autotrophy in the mesopelagic ocean using natural radiocarbon, Proc. Natl. Acad. Sci. U. S. A., 103, 6442-6447.

Godoy, M.L.D.P., J.M. Godoy, R. Kowsmann, G.M. dos Santos and R.P. da Cruz (2006) 234U and 230Th Determination by FI-ICP-MS and application to Uranium-series disequilibrium in marine samples, Journal of Environmental Radioactivity 88(2): 109-117. 

Santos, G.M., *M. Fabra, A. Laguens, D. Demarchi, J.R. Southon, R.E. Taylor and D. George. 14C-AMS as a tool for archaeological investigation: Implications for Human Settlement in South America (2006) Invited paper for: "The peopling of the Americas " International Symposium, December 16 to 22, 2006 at the Capivara National Park, Piaui, Brazil. 

Southon, J.R., G.M. Santos, E.R. Druffel, S. Griffin, S. Trumbore and X. Xu (2005) High throughput, high precision 14C AMS with small accelerator. International Symposium on Utilisation of Accelerators, Dubrovnik, Croatia, 05-09 June 2005. Sponsor: IAEA Manuscript, available on line.

Druffel, E.R.M., S. Griffin, J. Hwang, T. Komada, S.R. Beaupre, K.C. Druffel-Rodriguez, G. M. Santos, and J. Southon (2004), Variability of monthly radiocarbon during the 1760s in corals from the Galapagos Islands, Radiocarbon, 46, 627-631.

Santos, G.M., J.R. Southon, *K.C. Druffel-Rodriguez, S. Griffin, and *M. Mazon (2004), 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, Radiocarbon, 46, 165-173. 

Southon, J. and G.M. Santos (2004) Life with MC-SNICS: Ion source development at the Keck AMS facility, submitted to the Proceedings of the Symposium of North Eastern Accelerator Personnel (SNEAP 2004), McMaster University, Hamilton, Canada, available online.

Southon, J., G.M. Santos, *K. Druffel-Rodriguez, E. Druffel, S. Trumbore, X. M. Xu, S. Griffin, *S. Ali, and *M. Mazon (2004), The Keck Carbon Cycle AMS laboratory, University of California, Irvine: Initial operation and a background surprise, Radiocarbon, 46, 41-49. 

Southon, J.R. and G.M. Santos (2004), Ion source development at KCCAMS, University of California, Irvine, Radiocarbon, 46, 33-39. 

Santos G.M. and J. Southon (2004) SNEAP 2004 Laboratory report: KCCAMS Facility, UC Irvine, submitted to the Proceedings of Symposium of North Eastern Accelerator Personnel (SNEAP 2004) , McMaster University, Hamilton, Canada, available online.

P.R.S. Gomes, G.M. Santos, K.C. Ferraz, A.N. Marques, Jr, R.C. Cordeiro, J.A. Barbosa and E.V. Silva (2004) Applications of AMS 14C Measurements in Environmental and Economical Problems, Nuclear Physics A, Volume 734, Supplement 1: E116-E119. 

Ferraz, K.C., A.N. Marques Jr., E.G. Rodriguez, G.M. Santos and P.R.S. Gomes (2004) Use of 14 C - AMS in the Study of Biological Production in Coastal Upwelling Areas, Brazilian Journal of Physics, vol. 34, no. 3A, 732-736.

Barbosa, J.A., R.C. Cordeiro, E.V. Silva, B. Turcq, G.M. Santos, P.R.S. Gomes, A Sifedinne, A.L.S. Albuquerque, L.D. Lacerda, P.A. Hausladen, S.G. Tims, L.K. Fifield, V.A. Levchenco (2004) 14C AMS as a Tool for the Investigation of Mercury Deposition at Remote Amazon Location, Nuclear Instruments and Methods in Physics Research B (223-24): 528-534.

Santos,G.M., M.I. Bird, L.K. Fifield, F. Parenti, N. Guidon and P.A. Hausladen (2003) The Controversial Antiquity of the peopling of the Americas: A Review of the Chronology of the Lowest Occupation Layer in the Pedra Furada Rock Shelter, Piauí, Brazil, Quaternary Science Reviews 22: 2303-2310.

Bird, M.I., L.K. Fifield, G.M. Santos, P.B. Beaumont, Y. Zhou, M.L. di Tada and P.A. Hausladen (2003) Radiocarbon Dating from 40-60 ka BP at Border Cave, South Africa, Quaternary Science Reviews 22: 943-947. 

Leavesley, M.G., M.I. Bird, L.K. Fifield, P.A. Hausladen, G.M. Santos and M.L. di Tada (2002) Buang Merabak: Early evidence for human occupation in the Bismarck Archipelago, Papua New Guinea, Australian Archaeology 54: 55-57.

Guidon, N., A.M. Pessis, F. Parenti, C. Guerin E. Peyre and G.M. dos Santos (2002) Pedra Furada , Brazil : Paleoindians, Paintings and Paradoxes, an interview published in Athena Review (Quartely Journal of Archaeology, History and Exploration) 3(2): 42-52. 

Turney, C.S.M., M.I. Bird, L.K. Fifield, A.P. Kershaw, R.G. Cresswell, G.M. Santos, M.L. di Tada, P.A. Hausladen and Z. Youping (2001) Development of a Robust 14C chronology for Lynch's Crater (North Queensland, Australia) Using different Pretreatment Strategies, Radiocarbon 43 (1):45-54 .

Turney, C.S.M.,  A.P. Kershaw, P. Moss, M.I. Bird, L.K. Fifield, R.G. Cresswell, G.M. Santos, M.L. di Tada, P.A. Hausladen and Y. Zhou (2001) Redating the onset of Burning at Lynch’s Crater (North Queesland): Implications for Human Settlement in Australia, Journal of Quaternary Science 16 (8):767-771.

Smith, M.A., M.I. Bird, C.S.M. Turney, L.K. Fifield, G.M. Santos, P.A. Hausladen and M.L. di Tada (2001) New Abox AMS-14C ages remove dating anomalies at Puritjarra Rock Shelter. Australian Archaeology 53:45-47.

Lee, S.H., J. Gastaud, J.J. La Rosa, L. Liong Wee Knwong, P.P. Povinec, E. Wyse, L.K. Fifield, P.A. Hausladen, M.L. di Tada and G.M. Santos (2001) Analysis of Plutonium Isotopes in Marine Samples by Radiometric, ICP-MS and AMS Techniques, Journal of Radioanalytical and Nuclear Chemistry 248(3): 757-764.

Santos, G.M.,  M.I. Bird, B. Pillans, L.K. Fifield, B.V. Alloway, J. Chappell and P.A. Hausladen (2001) Radiocarbon Dating of Wood using a Different Pretreatment Procedures: Application to the Chronology of Rotoehu Ash, New Zealand, Radiocarbon 43 (2A): 239-248.

Santos, G.M., R.C. Cordeiro, E. V. Silva Filho, B. Turcq, L.D. Lacerda, L.K.Fifield, P.R.S. Gomes, P.A. Hausladen and A. Sifeddine (2001) Chronology of Atmospheric Mercury in Lagoa da Pata Lake, Upper Rio Negro Region of Brazilian Amazon, Radiocarbon 43 (2B):801-808.

Fifield, L.K.,  M.I. Bird, C.S.M. Turney, P.A. Hausladen, G.M. Santos and M.L. di Tada, Radiocarbon Dating of the Human Occupation of Australia prior to 40ka B.P. - Successes and Pitfalls (2001) Radiocarbon 43 (2B):1139-1145.

Santos, G.M., J.C. Acquadro, P.R.S. Gomes, R.M. Anjos, R. Liguori Neto, N. Added, N.H. Medina, N. Carlin, M.L. di Tada, R.G. Cresswell and L.K. Fifield (2000) The Brazilian Bragg Curve Detector Built for AMS Studies, Nuclear Instruments and Methods in Physics Research B 172: 310-315.

Santos, G.M., P.R.S. Gomes, R.M. Anjos, R.C. Cordeiro, B.J. Turcq, A. Sifeddine, M.L. di Tada, R.G. Cresswell and L.K. Fifield (2000) 14C AMS Dating of Fires in the Central Amazon Rain Forest, Nuclear Instruments and Methods in Physics Research B 172:761-766.

Gomes, P.R.S.,  R.M. Anjos, G.M. Santos, J.C. Acquadro, K.D. Macario, R. Liguori Neto, N. Added, M.M. Coimbra, C.R. Appoloni, N.V. de Castro Faria, S.D. Magalhães and R. Donangelo (2000) Current Status of the Brazilian AMS Program, Nuclear Instruments and Methods in Physics Research B 172: 82-86.

Gomes, P.R.S.,  R.M. Anjos, J.C. Acquadro, G.M. Santos, K.D. Macario, R. Liguori Neto, N. Added, R.C. Cordeiro, B.J. Turcc, A. Sifeddine, M.M. Coimbra, C.R. Appoloni, M.L. di Tada, R.G. Cresswell and L.K. Fifield (2000) Implementation of the Accelerator Mass Spectrometry Technique in Brazil and Environmental Studies in Central Amazon Forest, Acta Physica Hungarica New Series-Heavy Ion Physics 11(3-4): 485-496.

Santos, G.M., P.R.S. Gomes, R.M. Anjos, R.C. Cordeiro, B.J. Turcc, A. Sifeddine, M. di Tada, R.G. Cresswell and L.K. Fifield (1999) Utilização da Técnica de 14C - AMS em Datação de Fragmentos de Carvão de Solos do Período do Holoceno na Floresta Amazônica (Região Manaus) (14C – AMS dating of charcoal fragments from Holocene soil in the Amazon Rainforest (Manaus Region) (in Portuguese), Revista de Física Aplicada e Instrumentação 14(1):1-11.

Santos, G.M., P.R.S. Gomes, Y. Yokoyama, M.L. di Tada, R.G. Cresswell, L.K. Fifield (1999) Datação por 14C através de Espectrometria de Massa com Aceleradores de Partículas ( 14 C dating by Accelerator Mass Spectrometry) (in Portuguese), Revista de Física Aplicada e Instrumentação14(1):18-26

Maciel, A.M.M.,  P.R.S. Gomes, J. Lubian, R.M. Anjos, R. Cabezas, S.B. Moraes, C. Muri, M. M. Sant’Anna, G.M. Santos, R. Liguori Neto, N. Added, N. Carlin and C. Tenreiro (1999) Effect of the 6,7Li Breakup Process on the Near Barrier Elastic Scattering with Heavy Nucleus, Physical Review C 59:2103

Santos, G.M., P.R.S. Gomes, R.M. Anjos, J. Lubian, R.C. Cordeiro, B.J. Turcc, A. Sifeddine, M.L. di Tada, R.G. Cresswell and L.K. Fifield (1999) Application of Accelerator Mass Spectrometry on Environmental Studies concerning Ages of Holocene Fires in Central Amazon Forest, Proceedings of the II Intrenational Symposium on Nuclear and Related Techniques in Agriculture, Industry and Environmental Studies (1999), Havana, Cuba (Research Communication in special volume – in English).

Cordeiro, R.C, G.M. Santos, B.J. Turcc, P.R.S. Gomes, A. Sifeddine, R.M. Anjos, L.K. Fifield, M.L. di Tada and R.G. Cresswell (1999) Datações em Amostras de Carvão de Solo de Floresta de Terra Firme da Amazônia Central, Proceedings of the Congresso da Associação Brasileira dos Estudos do Quaternário (1999), Porto Seguro, Brazil (Research Communication in special volume – in Portuguese). 

Santos, G.M. J.C. Acquadro, R.M. Anjos, N. Added, R. Liguori Neto, P.R.S. Gomes, N.H. Medina, N. Carlin Filho and M.A. Rizzuto (1998) A Bragg Detector Built for AMS Purposes (in English), Revista de Física Aplicada e Instrumentação 13(3):39-43

Zerwekh, R. Liguori Neto, N. Added, J.C. Acquadro, N. Carlin, M. Frizzarini, F. Malandrino, J. Lubian, R. Cabezas, P.R.S. Gomes, R.M. Anjos, G.M. Santos, A.M.M. Maciel, C. Muri, S.B. Moraes, G. Ramirez and C. Tenreiro (1998) Elastic Scattering of 27Al + 27Al at Near Barrier Energies, Physical Review C 58(6):3445

Muri, R.M. Anjos, R. Cabezas, P.R.S. Gomes, S.B. Moraes, A.M.M. Maciel, G.M. Santos, J. Lubian, M.M. Sant' Anna, C. Tenreiro, R. Liguori Neto, J.C. Acquadro and P.A.B. Freitas (1998) Elastic, Inelastic Scattering and Fusion of the 14N + 59Co System at Energies Close to the Coulomb Barrier, European Physical Journal A 1:143-149.

Santos, G.M., R.M. Anjos, P.R.S. Gomes, A.M.M. Maciel, R. Liguori Neto, J.C. Acquadro, N. Added, N. Carlin and M.A. Rizzuto (1998) Results of a Bragg Detector Built for the AMS Program, Proceedings of the XX Brazilian Meeting, Aug-Sept 1997, Brazil; C.L. Lima, V.R. Vanin, L. Tomio, O.D. Goncalves and S.R. Souza (Eds.); World Scientifc (1998), 427.

Santos, G.M., J.C. Acquadro, R.M. Anjos, P.R.S. Gomes, C. Tenreiro, R. Liguori Neto, U. Schinitter, N.H. Medina, N. Carlin Filho, N. Added, A.M.M. Maciel, M.A. Rizzuto, M.M. Coimbra and C.R. Appoloni (1997) Iplementação da Técnica de Especroscopia de Massa com Aceleradores - AMS - no Brasil (Implementation of Accelerator Mass Spectrometry - AMS - in Brazil)(in Portuguese), Revista de Física Aplicada e Instrumentação 12(2):72-80

Santos,G.M., J.C. Acquadro, R.M. Anjos, P.R.S. Gomes, C. Tenreiro, R. Liguori Neto, M.M. Coimbra, C.R. Appoloni, A.M.M. Maciel, N.H. Medina, M.A. Rizzuto and N. Carlin Filho (1997)Brazilian Acelerator Mass Spectrometry Program, Nuclear Instruments and Methods in Physics Research B 123:34-38.

Gomes, P.R.S., A.M.M. Maciel, R.M. Anjos, S.B. Moraes, R. Liguori Neto, R. Cabezas, C. Muri, G.M. Santos and J.F. Liang (1997) Transfer Reactions as Doorway to Fusion, Journal of Physics G23:1315.

Anjos, R.M. C. Muri, S.B. Moraes, R. Cabezas, P.R.S. Gomes, C. Tenreiro, R. Liguori Neto, A.M.M. Maciel and G.M. Santos(1997) Can Fusion, Elastic and Inelastic Scattering of Heavy Ions be Understood, Without a Simultaneos Analysis of Them? Journal of Physics G23:1423.

Lubian, J. R. Cabezas, P.R.S. Gomes, R.M. Anjos, A.M.M. Maciel, S.B. Moraes, C. Muri, G.M. Santos and R. Capote (1997) Nuclear Shape Predictions from Heavy Ion Reactions at Energies near Coulomb Barrier, Proceedings of theInternational Conference on Nuclear Data for Science and Technology (1997), Trieste, Italy. The Conference Proceedings were published in the Conference Series of the Italian Physical Society.

C.E. Fellows, G.M. dos Santos, C.A. Massone and J. Verges (1995) A Na 2 X 1? + g and (1) 1? g Eletronic States Long Range Analysis; Zeitchrift fur Physik D32:321-327

Editorial Reviewed Articles

Santos, G.M.,  J. R. Southon, A. Alexandre, *R. Corbineau and *P. E. Reyerson 2012 Interactive comment to reply the “Comment on: “Possible source of ancient carbon in phytolith concentrates from harvested grasses” by G. M. Santos et al. (2012) by L. A. Sullivan and J. F. Parr." Biogeosciences Discuss., 9, C6114–C6124 PDF FILE

Guidon, N., A.M. Pessis, F. Parenti, C. Guerin E. Peyre and G.M. dos Santos (2002) Pedra Furada, Brazil: Paleoindians, Paintings and Paradoxes, an interview published in Athena Review (Quartely Journal of Archaeology, History and Exploration) 3(2): 42-52. 

Book Chapter

Xu, X., Santos, G.M., Czimczik, C., Beaupré, S.R., Pack, M.A., Hopkins, F., Stills, A., Lupascu, M., Ziolkowski, L.A., 2011. Chapter 9: Preparation for radiocarbon analysis. In: Schuur, E.A.G., Trumbore, S.E. (Eds.), Radiocarbon in Ecology and Earth System Science, in preparation.

Theses

1) Santos, GM. 1999. Implementation of Accelerator Mass Spectrometry - AMS - in Brazil (Implementação e Aplicação da Técnica de Espectrometria de Massa Com Aceleradores (MAS) - in Portuguese) Dissertation to fulfill the requirements for the Ph.D. degree in Physical Sciences, specializing in Applied Nuclear Physics. Universidade Federal Fluminense, Niterói, Brazil.

2) Santos, GM. 1995. A Na 2 X 1Σ + g and (1) 1Π g Eletronic States Long Range Analysis (O Estado Eletrônico Fundamental 2 X 1Σ+ g and (1) 1Π g da Molécula de Na2 – in Portuguese) Dissertation to fulfill the requirements for the Masters degree in Physical Sciences, specializing in specializing in Laser Spectroscopy. Universidade Federal Fluminense, Niterói, Brazil.