Search Results - "Heaton, T. H."

The hidden simplicity of subduction megathrust earthquakes by Meier, M.-A., Ampuero, J. P., Heaton, T. H.

“…The largest observed earthquakes occur on subduction interfaces and frequently cause widespread damage and loss of life. Understanding the rupture behavior of…”
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Stable isotopic evidence for nitrification and denitrification in a High Arctic glacial ecosystem by Ansari, A. H, Hodson, A. J, Heaton, T. H. E, Kaiser, J, Marca-Bell, Alina

“…Solute chemistry and stable isotope tracers of NO₃ ⁻ were used to assess bacterial NO₃ ⁻ production and denitrification in a High Arctic glacial ecosystem…”
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Integrating botanical, faunal and human stable carbon and nitrogen isotope values to reconstruct land use and palaeodiet at LBK Vaihingen an der Enz, Baden-Württemberg by Fraser, R. A., Bogaard, A., Schäfer, M., Arbogast, R., Heaton, T. H. E.

“…In this paper we reconstruct the palaeodietary setting of LBK Vaihingen an der Enz, south-west Germany (later sixth millennium cal. bc) using δ 13 C and δ 15 N…”
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Constraining fault constitutive behavior with slip and stress heterogeneity by Aagaard, B. T., Heaton, T. H.

“…We study how enforcing self‐consistency in the statistical properties of the preshear and postshear stress on a fault can be used to constrain fault…”
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FinDer v.2: Improved real-time ground-motion predictions for M2–M9 with seismic finite-source characterization by Böse, M, Smith, D E, Felizardo, C, Meier, M-A, Heaton, T H, Clinton, J F

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The impact of manuring on nitrogen isotope ratios in cereals: archaeological implications for reconstruction of diet and crop management practices by Bogaard, A., Heaton, T.H.E., Poulton, P., Merbach, I.

“…Recent archaeological studies of human diet have used stable nitrogen isotope ratios ( δ 15N) from human bone collagen to infer the relative importance of…”
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Climate Variability in Northwest Greece During the Last Interglacial by Frogley, M. R., Tzedakis, P. C., Heaton, T. H. E.

“…Isotopic and palynological data over the period 115,000 to 135,000 years ago from a lacustrine sequence in northwest Greece show distinct oscillations during…”
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Oxygen and sulfur isotopic composition of volcanic sulfate aerosol at the point of emission by Mather, T. A., McCabe, J. R., Rai, V. K., Thiemens, M. H., Pyle, D. M., Heaton, T. H. E., Sloane, H. J., Fern, G. R.

“…Volcanic sulfate aerosol is emitted from the vents of many active volcanoes, but its origin has not yet been explained. We report the first measurements of the…”
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Stable carbon isotope analysis as a direct means of inferring crop water status and water management practices by Wallace, M., Jones, G., Charles, M., Fraser, R., Halstead, P., Heaton, T.H.E., Bogaard, A.

“…Stable carbon isotope analysis of plant remains is a promising tool for researchers studying palaeoclimate and past agricultural systems. The potential of the…”
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Potential canopy influences on the isotopic composition of nitrogen and sulphur in atmospheric deposition by Heaton, T.H.E, Spiro, B, Robertson, S.M.C. (Natural Environment Research Council, Keyworth (United Kingdom). Isotope Geosciences Lab.)

“…Isotopic studies of nitrogen and sulphur inputs to plant/soil systems commonly rely on limited published data for the15N/^{14}\text{N}$and34S/32S ratios of…”
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Assessing natural variation and the effects of charring, burial and pre-treatment on the stable carbon and nitrogen isotope values of archaeobotanical cereals and pulses by Fraser, R.A., Bogaard, A., Charles, M., Styring, A.K., Wallace, M., Jones, G., Ditchfield, P., Heaton, T.H.E.

“…The aim of this study is to assess the potential of charred archaeobotanical cereal grain and pulse seed δ13C and δ15N values to provide evidence of crop…”
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The effect of charring and burial on the biochemical composition of cereal grains: investigating the integrity of archaeological plant material by Styring, A.K., Manning, H., Fraser, R.A., Wallace, M., Jones, G., Charles, M., Heaton, T.H.E., Bogaard, A., Evershed, R.P.

“…Stable isotope analysis of charred archaeobotanical cereal grains has the potential to provide direct evidence of crop growing conditions in the past and to…”
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Real-time testing of the on-site warning algorithm in southern California and its performance during the July 29 2008 Mw5.4 Chino Hills earthquake by Böse, M., Hauksson, E., Solanki, K., Kanamori, H., Heaton, T. H.

“…The real‐time performance of the τc‐Pd on‐site early warning algorithm currently is being tested within the California Integrated Seismic Network (CISN). Since…”
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The Preservation and Interpretation of δ34S Values in Charred Archaeobotanical Remains by Nitsch, E. K., Lamb, A. L., Heaton, T. H. E., Vaiglova, P., Fraser, R., Hartman, G., Moreno‐Jiménez, E., López‐Piñeiro, A., Peña‐Abades, D., Fairbairn, A., Eriksen, J., Bogaard, A.

“…The measurement of sulphur isotope (δ34S) values in charred plant remains has the potential to inform understanding of the spatial configuration and ecology of…”
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Isotope and dissolved gas evidence for nitrogen attenuation in landfill leachate dispersing into a chalk aquifer by Heaton, T.H.E., Trick, J.K., Williams, G.M.

“…The authors present data for the chemical, stable isotope ( 13C/ 12C, 15N/ 14N and 34S/ 32S), and dissolved gas (N 2, Ar, O 2 and CH 4) composition of…”
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Sedimentary records of sewage pollution using faecal markers in contrasting peri-urban shallow lakes by Vane, C.H., Kim, A.W., McGowan, S., Leng, M.J., Heaton, T.H.E., Kendrick, C.P., Coombs, P., Yang, H., Swann, G.E.A.

“…Sewage contamination in shallow lake sediments is of concern because the pathogens, organic matter and nutrients contribute to the deterioration of the…”
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Chemical and isotopic characteristics of weathering and nitrogen release in non-glacial drainage waters on Arctic tundra by Tye, A.M., Heaton, T.H.E.

“…Soil–water interactions in coastal tundra soils are a potential source of nutrients for surrounding fjordal and coastal ecosystems. Changes in water chemistry…”
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Groundwater residence time and movement in the Maltese islands – A geochemical approach by Stuart, M.E., Maurice, L., Heaton, T.H.E., Sapiano, M., Micallef Sultana, M., Gooddy, D.C., Chilton, P.J.

“…The Maltese islands are composed of two limestone aquifers, the Upper and Lower Coralline Limestone separated by an aquitard, the ‘Blue Clay’. The Lower…”
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Investigation of the use of filter packs to measure the sulphur isotopic composition of volcanic sulphur dioxide and the sulphur and oxygen isotopic composition of volcanic sulphate aerosol by Mather, T.A., Pyle, D.M., Heaton, T.H.E.

“…Filter packs have been used to collect sulphur and oxygen from air for isotope analysis from many areas of the world. Here we discuss their use to determine…”
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Palaeohydrological significance of late Quaternary strontium isotope ratios in a tropical lake by Holmes, J.A., Darbyshire, D.P.F., Heaton, T.H.E.

“…Ostracods preserved in late Quaternary sediments of Wallywash Great Pond, a fresh coastal lake in SW Jamaica, record temporal variations in the…”
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