(U-Th Sm)/He
Helium trapping in apatite damage: insights from (U Th Sm)/He dating of different granitoid lithologies
... Recanati, A. and Gautheron, C. and Barbarand, J. and Missenard, Y. and Pinna-Jamme, R. and Tassan-Got, L. and Carter, Andrew and Douville, E. and Bordier, L. and Pagel, M. and Gallagher, K. (2017) Helium trapping in ...
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Contrasting Mesozoic evolution across the boundary between on and off craton regions of the South African plateau inferred from apatite fission track and (U Th Sm)/He thermochronology
... Continental interiors are often centered around Archean-Paleoproterozoic cratons that are surrounded by Mesoproterozoic-to-Neoproterozoic orogenic belts. In the case of Southern Africa, the Mesoproterozoic-to- ...
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First report of (U–Th)/He thermochronometric data across Northeast Japan Arc: implications for the long term inelastic deformation
... (U–Th)/He thermochronometric analyses were performed across the southern part of the Northeast Japan Arc for reconstructing the long-term uplift and denudation history in the region. Apatite ...
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The chronology and tectonic style of landscape evolution along the elevated Atlantic continental margin of South Africa resolved by joint apatite fission track and (U Th Sm)/He thermochronology
... Abstract Atlantic-type continental margins have long been considered “ passive ” tectonic settings throughout the entire postrift phase. Recent studies question the long-term stability of these margins and have shown ...
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Plio‐Quaternary exhumation history of the central Nepalese Himalaya: 1 Apatite and zircon fission track and apatite [U‐Th]/He analyses
... sent the most focused and altitudinally diverse archive of low-temperature bedrock cooling ages in the Himalaya. The sheer number of transects and the overall density of sam- pling within this rugged terrain render this ...
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Badly behaved detrital (U Th)/He ages: problems with He diffusion models or geological models?
... If groups of apatite (U-Th)/He ages can be determined, then different shared pre- depositional thermal histories can be inferred for these groups using inverse models. In turn, it may be possible to ...
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Chronology of martian breccia NWA 7034 and the formation of the martian crustal dichotomy
... 3 He, 21 Ne, 22 Ne, and 38 ...3 He, 21 Ne, and 38 Ar, respectively, assuming a 10% un- certainty on production ...3 He, 21 Ne, and 38 Ar exposure ages of 263 ± 26, 252 ± 25, and 256 ± 26 Ma, ...the ...
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U Pb and Th Pb dating of apatite by LA ICPMS
... low U muscovite) to give a map of uranium distribution (Gleadow, ...However U concentrations in apatite fission track dating can also be determined by LA-ICPMS (Hasebe et ...study, U concentrations ...
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On the Picard group of compact complex projective flat manifolds
... to th e scheme described in §1.3.0, to classify th e flat m anifolds one first needs faithful ...seen th a t this is th e case if and only if r + n > 0 . F u rth er, th e ...
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Context Sensitive Electronic Dictionaries
... When the user leaves the mouse pointer over a word, it means that he needs information about that word and its context. The boundaries of the context are not precisely specified: it could be the entire sentence ...
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Extensional faulting on Tinos Island, Aegean Sea, Greece: how many detachments?
... and U-Pb zircon ages from the granites of Tinos Island in the Aegean Sea, Greece, suggest, together with published ZFT data, that there are three extensional detachments on ...Our U-Pb zircon age is ...
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Conversion of U 238 and Th 232 Using a Fusion Neutron Source
... HOPE Innovations patented dense plasma D-D fusion process [1] is expected to immediately burn some of the resulting tritium and helium-3 nuclei and the remaining He and tritium may be collected and stored in tanks ...
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Increased concentration of an indigenous proviral mouse mammary tumor virus long terminal repeat-containing transcript is associated with neoplastic transformation of mammary epithelium in C3H/Sm mice.
... Description of tissues Mouse tissue History MMTV virions Normal C3H/Sm liver C3H/Sm lactating mammary gland C3H/Sm lactating mammary gland C3Hf/He lactating mammary gland - Uninfected Un[r] ...
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Logarithmic asymptotics in Queueing Theory and Risk Theory
... A lthough the choice of equal weight for each observation of X { t ) minimises the value of e(n), it may not be appropriate in situations where the effective bandw idth of a source is to be m onitored continuously over ...
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Iron Oxide Geochronology to Constrain the Formation of Soils and Paleosols
... 4 He/ 3 He ratio plots are complex ...3 He is released without any release of 4 He in low temperature steps (<90 ...3 He is still present, but radiogenic 4 He is not retained ...
370
Th(IV)/U(VI) Sorption on Modified SBA–15 Mesoporous Materials in Fixed–Bed Column
... In our recent reported works [38,39], two SBA–15 mesoporous silica materials functionalized by Schiff base ligands N–propylsalicylaldimine and ethylenediaminepropylesalicylaldimine, named respectively as SBA/SA and ...
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Application of Multivariate Statistic of U, Th and Pb Concentrations and Pb Isotopic Signatures in the Assessment of Geogenic and Anthropogenic Sources in a U Mineralized Area
... This work presents a statistical study based on the PCA, using Pb isotopic ra- tios, and U, Th and Pb concentrations from groundwater and sediments in the Lagoa Real Uranium Complex (Brazil). The main ...
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Chemical U Th Pb monazite dating and the Proterozoic history of King Island, southeast Australia
... high Th (>15%) spots in 63243. The latter have high Ca and Th contents typical of a solid solution toward brabantite and this correlates with shallower REE ...
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Probing anomalous off-shell electroweak dipole moment of the top quark
... The complete set of electroweak diagrams for the associated tbZ production is shown in Fig. 2. The first three diagrams give non-zero contribution with considered anomalous coupling while the last two contain only ...
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Total kinetic energy and fragment mass distributions from fission of Th-232 and U-233
... The 2E analysis method used for this experiment also requires the mass after scission which is the mass of the fission fragments. Fragments emit a small number of neutrons almost immediately after scission which reduces ...
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