Search Results - "Jacobsen, S.B."

High precision Al–Mg systematics of forsterite-bearing Type B CAIs from CV3 chondrites by MacPherson, G.J., Bullock, E.S., Tenner, T.J., Nakashima, D., Kita, N.T., Ivanova, M.A., Krot, A.N., Petaev, M.I., Jacobsen, S.B.

“…In order to further elucidate possible temporal relationships between different varieties of calcium-, aluminum-rich inclusions (CAIs), we measured the…”
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Calcium isotope constraints on OIB and MORB petrogenesis: The importance of melt mixing by Eriksen, Z.T., Jacobsen, S.B.

“…Lithological and isotopic heterogeneity in the mantle archive the mantle's melting history and fingerprint crustal recycling processes coupling the deep Earth…”
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Evolution and genesis of calc-alkaline magmas at Filicudi Volcano, Aeolian Arc (Southern Tyrrhenian Sea, Italy) by Santo, A.P, Jacobsen, S.B, Baker, J

“…Petrological, trace element and Sr, Nd, Pb isotopic data are reported for volcanic rocks from the island of Filicudi, Aeolian Arc, Southern Tyrrhenian Sea. The…”
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A gravimetric K2OsCl6 standard: Application to precise and accurate Os spike calibration by Yin, Q.Z., Jacobsen, S.B., Lee, C.-T., McDonough, W.F., Rudnick, R.L., Horn, I.

“…The Re-Os isotopic system is currently limited as a chronometer because of the lack of accurate gravimetric standards for Os spike calibration and uncertainty…”
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Chemical classification of spherules recovered from the Pacific Ocean site of the CNEOS 2014-01-08 (IM1) bolide by Loeb, A., Jacobsen, S.B., Tagle, R., Adamson, T., Bergstrom, S., Cherston, J., Cloete, R., Cohen, S., Domine, L., Fu, H., Hoskinson, C., Hyung, E., Kelly, M., Lard, E., Laukien, F., Lem, J., McCallum, R., Millsap, R., Parendo, C., Peddeti, C., Pugh, J., Samuha, S., Sasselov, D.D., Schlereth, M., Siler, J., Siraj, A., Smith, P.M., Taylor, J., Weed, R., Wright, A., Wynn, J.

“…We have conducted an extensive towed-magnetic-sled survey during the period of June 14–28, 2023, over the seafloor about 85 km north of Manus Island, Papua New…”
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High energy density soft X-ray momentum coupling to comet analogs for NEO mitigation by Remo, J.L., Lawrence, R.J., Jacobsen, S.B., Furnish, M.D.

“…We applied MBBAY high fluence pulsed radiation intensity driven momentum transfer analysis to calculate X-ray momentum coupling coefficients CM=(Pas)/(J/m2)…”
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The timing of core formation in the terrestrial planets by Jacobsen, S.B.

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Slab devolatilization and Os and Pb mobility in the mantle wedge of the Kamchatka arc by Saha, A., Basu, A.R., Jacobsen, S.B., Poreda, R.J., Yin, Q.-Z., Yogodzinski, G.M.

“…Os-, Nd-, and Pb-isotope measurements were performed on a suite of eleven Kamchatka peridotite mantle xenoliths in volcanics from the southern (Avachinsky) and…”
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Barium isotopes and incomplete mixing in the solar nebula by Jacobsen, S.B., Ranen, M.C.

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Strontium isotopic variations of Neoproterozoic seawater: implications for crustal evolution by Asmerom, Y, Jacobsen, S B, Knoll, A H, Butterfield, N J, Swett, K

“…We report high precision Sr isotopic data on carbonates from the Neoproterozoic Shaler Group, Victoria Island, Northwest Territories, Canada…”
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A gravimetric K 2OsCl 6 standard: Application to precise and accurate Os spike calibration by Yin, Q.Z., Jacobsen, S.B., Lee, C.-T., McDonough, W.F., Rudnick, R.L., Horn, I.

“…The Re-Os isotopic system is currently limited as a chronometer because of the lack of accurate gravimetric standards for Os spike calibration and uncertainty…”
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Sr isotopic variations in Upper Proterozoic carbonates from Svalbard and East Greenland by Derry, L A, Keto, L S, Jacobsen, S B, Knoll, A H, Swett, K

“…We report initial 87Sr/86Sr values from an Upper Proterozoic carbonate succession from Svalbard and East Greenland. This succession, now tectonically separated…”
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Flow enforcement algorithms for ATM networks by Dittmann, L., Jacobsen, S.B., Moth, K.

“…Four measurement algorithms for flow enforcement in asynchronous transfer mode (ATM) networks are presented. The algorithms are the leaky bucket, the…”
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Source-independent call acceptance procedures in ATM networks by Rasmussen, C., Sorensen, J.H., Kvols, K.S., Jacobsen, S.B.

“…Strategies for connection admission control in asynchronous transfer mode (ATM) networks are considered. Without any Poisson or renewal assumptions, two easily…”
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Statistical multiplexing of identical bursty sources in an ATM network by Dittmann, L., Jacobsen, S.B.

“…The authors study the performance of a statistical multiplexer with a common buffer and bursty sources. A uniform arrival and service model has been used to…”
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The rearrangement process in a two-stage broadcast switching network by Jacobsen, S.B.

“…The rearrangement process in the two-stage broadcast switching network presented by F.K. Hwang and G.W. Richards (ibid., vol.COM-33, no.10, p.1025-1035, Oct…”
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A Two-Reservoir Recycling Model for Mantle--Crust Evolution by Jacobsen, S. B., Wasserburg, G. J.

“…The exact solutions for the isotopic compositions and the concentrations of the two-reservoir model for mantle-crust evolution are given for arbitrary rates of…”
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Load control in atm networks by Jacobsen, S.B., Moth, K., Dittmann, L., Sallberg, K.

“…This paper considers preventive load control in ATM networks. A one link performance evaluation based on on/off traffic sources is carried out. Approximative…”
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