Search Results - "De Astis, G"

The summer 2019 basaltic Vulcanian eruptions (paroxysms) of Stromboli by Giordano, G., De Astis, G.

“…Stromboli is an active, open conduit mafic volcano, whose persistent mild Strombolian activity is occasionally punctuated by much stronger explosions, known as…”
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CO₂-rich magma source beneath the Phlegraean Volcanic District (Southern Italy): Evidence from a melt inclusion study by Mormone, A, Piochi, M, Bellatreccia, F, De Astis, G, Moretti, R, Ventura, G. Della, Cavallo, A, Mangiacapra, A

“…We present a study of olivine-hosted glass/melt inclusions (MIs) in the most primitive rocks erupted at Procida Island, within the Phlegraean Volcanic District…”
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Trace element and isotopic variations from Mt. Vulture to Campanian volcanoes: constraints for slab detachment and mantle inflow beneath southern Italy by De Astis, G., Kempton, P. D., Peccerillo, A., Wu, T. W.

“…New Sr-Nd-Pb isotopic ratios and trace element data for volcanic mafic rocks outcropping along a E-W transect in southern Italy, from Mt. Vulture to Neapolitan…”
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A 5-GHz fully integrated full PMOS low-phase-noise LC VCO by De Astis, G., Cordeau, D., Paillot, J.-M., Dascalescu, L.

“…A 5-GHz fully integrated, full PMOS, low-phase-noise and low-power differential voltage-controlled oscillator (VCO) is presented. This circuit is implemented…”
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Geochemistry of the mantle source and magma feeding system beneath Turrialba volcano, Costa Rica by Di Piazza, A., Rizzo, A.L., Barberi, F., Carapezza, M.L., De Astis, G., Romano, C., Sortino, F.

“…Turrialba volcano lies in the southern sector of the Central American Volcanic Front (CAVF) in Costa Rica. The geochemistry of major and trace elements, and Sr…”
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Composition and thermal structure of the lithosphere beneath the Ethiopian plateau: evidence from mantle xenoliths in basanites, Injibara, Lake Tana Province by Ferrando, S., Frezzotti, M. L., Neumann, E.-R., De Astis, G., Peccerillo, A., Dereje, A., Gezahegn, Y., Teklewold, A.

“…Summary Petrographic, minerochemical, and geothermobarometric data are reported for a suite of spinel-lherzolite ± pargasite xenoliths hosted in a Quaternary…”
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Multi-stage formation of La Fossa Caldera (Vulcano Island, Italy) from an integrated subaerial and submarine analysis by Casalbore, D., Romagnoli, C., Bosman, A., De Astis, G., Lucchi, F., Tranne, C. A., Chiocci, F. L.

“…The analysis of multibeam bathymetry, seismic profiles, ROV dive and seafloor sampling, integrated with stratigraphic and geological data derived from…”
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Palaeomagnetism of welded, pyroclastic-fall scoriae at Vulcano, Aeolian Archipelago by ZANELLA, E, DE ASTIS, G, LANZA, R

“…This paper deals with the magnetic fabric and remanent magnetization of welded scoriae fall deposits. Four scoriae blankets were emplaced on Vulcano (Aeolian…”
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Stratigraphy and significance of Brown Tuffs on the Aeolian Islands (southern Italy) by Lucchi, F., Tranne, C.A., De Astis, G., Keller, J., Losito, R., Morche, W.

“…Brown Tuffs (BT) are volcaniclastic ash deposits prominently represented in the stratigraphic profiles of all the Aeolian Islands (and Capo Milazzo on the…”
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Multiple hazards and paths to eruptions: A review of the volcanic system of Vulcano (Aeolian Islands, Italy) by Selva, J., Bonadonna, C., Branca, S., De Astis, G., Gambino, S., Paonita, A., Pistolesi, M., Ricci, T., Sulpizio, R., Tibaldi, A., Ricciardi, A.

“…Vulcano is one of the 7 volcanic islands and 6 seamounts forming the Aeolian volcanic district (Italy). Vulcano has a long eruptive record, and its last…”
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Magnetic fabric and remanent magnetization of pyroclastic surge deposits from Vulcano (Aeolian Islands, Italy) by Zanella, E., De Astis, G., Dellino, P., Lanza, R., La Volpe, L.

“…Tufi di Grotte dei Rossi Inferiori are unwelded, fine-grained pyroclastic deposits of hydromagmatic origin emplaced between 21 and 11–8.6 ka at Vulcano…”
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Measurement and modeling of Si integrated inductors by Arcioni, P., Castello, R., De Astis, G., Sacchi, E., Svelto, F.

“…This work describes a method to derive from measurements an accurate lumped element model of spiral integrated inductors on silicon substrate. The analysis…”
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Trace element partitioning between clinopyroxene and trachy-phonolitic melts: A case study from the Campanian Ignimbrite (Campi Flegrei, Italy) by Mollo, S., Forni, F., Bachmann, O., Blundy, J.D., De Astis, G., Scarlato, P.

“…The partitioning of trace elements between crystals and melts provides an important petrogenetic tool for understanding magmatic processes. We present trace…”
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Geological evidence for recurrent collapse-driven phreatomagmatic pyroclastic density currents in the Holocene activity of Stromboli volcano, Italy by Lucchi, F., Francalanci, L., De Astis, G., Tranne, C.A., Braschi, E., Klaver, M.

“…We present a multidisciplinary geological study of lithified to unconsolidated, ash-rich lapilli-tuff deposits bearing accretionary lapilli that crop out in…”
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A fully monolithic SiGe quadrature voltage controlled oscillator design for GSM/DCS-PCS applications by Cordeau, D., Paillot, J.-M., Cam, H., De Astis, G., Dascalescu, L.

“…This paper describes the design and optimization in terms of phase noise of a fully monolithic SiGe Voltage Controlled Oscillator (VCO) with quadrature…”
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Geodynamic significance of the Aeolian volcanism (Southern Tyrrhenian Sea, Italy) in light of structural, seismological, and geochemical data by De Astis, Gianfilippo, Ventura, Guido, Vilardo, Giuseppe

“…The Aeolian volcanoes are located between the Southern Tyrrhenian Sea back arc and the Calabrian Arc forearc region. Structural, geochemical and seismological…”
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Procida volcanic history: new insights into the evolution of the Phlegraean Volcanic District (Campania region, Italy) by DE ASTIS, Gianfilippo, PAPPALARDO, Lucia, PIOCHI, Monica

“…New stratigraphic, major- and trace-element, and Sr-, Nd- and Pb- isotopic data on volcanic deposits older than 14 ka from the island of Procida, Italy, are…”
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A fully monolithic SiGe quadrature voltage controlled oscillator design for GSM/DCS-PCS applications by Cordeau, D., Paillot, J.-M., Cam, H., De Astis, G., Dascalescu, L.

“…This paper describes the design and optimization in terms of phase noise of a fully monolithic SiGe voltage controlled oscillator (VCO) with quadrature…”
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A CO 2-rich magma source beneath the Phlegraean Volcanic District (Southern Italy): Evidence from a melt inclusion study by Mormone, A., Piochi, M., Bellatreccia, F., De Astis, G., Moretti, R., Ventura, G. Della, Cavallo, A., Mangiacapra, A.

“…We present a study of olivine-hosted glass/melt inclusions (MIs) in the most primitive rocks erupted at Procida Island, within the Phlegraean Volcanic District…”
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Eruptive and emplacement mechanisms of widespread fine-grained pyroclastic deposits on Vulcano Island (Italy) by DE ASTIS, G, DELLINO, P, DE ROSA, R, LA VOLPE, L

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