Search Results - "STRAZZULLA, G"

Cosmic ion bombardment of the icy moons of Jupiter by Strazzulla, G.

“…A large number of experiments have been performed in many laboratories in the world with the aim to investigate the physico-chemical effects induced by fast…”
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Endogenous CO2 ice mixture on the surface of Europa and no detection of plume activity by Villanueva, G L, Hammel, H B, Milam, S N, Faggi, S, Kofman, V, Roth, L, Hand, K P, Paganini, L, Stansberry, J, Spencer, J, Protopapa, S, Strazzulla, G, Cruz-Mermy, G, Glein, C R, Cartwright, R, Liuzzi, G

“…Editor’s summaryEuropa, an icy moon of Jupiter, has a subsurface ocean beneath a crust of water ice. Solid carbon dioxide (CO2) has previously been observed on…”
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Production of Hydronium Ion (H3O)+ and Protonated Water Clusters (H2O)nH+ after Energetic Ion Bombardment of Water Ice in Astrophysical Environments by Martinez, R, Agnihotri, A N, Boduch, Ph, Domaracka, A, Fulvio, D, Muniz, G, Palumbo, M E, Rothard, H, Strazzulla, G

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Ion Implantation and Chemical Cycles in the Icy Galilean Satellites by Strazzulla, G., Palumbo, M. E., Boduch, P., Rothard, H.

“…An essential requisite for the appearance and permanence of life on Earth is the onset of a continuous “cycling” of some key atoms and molecules. Cycling of…”
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Solid deuterated water in space: detection constraints from laboratory experiments by Urso, R G, Palumbo, M E, Baratta, G A, Scirè, C, Strazzulla, G

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Paucity of Tagish Lake-like parent bodies in the Asteroid Belt and among Jupiter Trojans by Vernazza, P., Fulvio, D., Brunetto, R., Emery, J.P., Dukes, C.A., Cipriani, F., Witasse, O., Schaible, M.J., Zanda, B., Strazzulla, G., Baragiola, R.A.

“…•The Tagish Lake meteorite gets brighter and bluer with progressive irradiation..•Its parent bodies are absent among Jupiter Trojans and rare among main belt…”
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Near-ultraviolet bluing after space weathering of silicates and meteorites by Kanuchova, Z., Brunetto, R., Fulvio, D., Strazzulla, G.

“…•NUV reflectance spectra of ion irradiated silicates and meteorites are presented.•Alteration reproduces the spread in the VNIR vs. NUV slope diagram for S…”
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Ion Irradiation of Frozen Methanol, Methane, and Benzene: Linking to the Colors of Centaurs and Trans-Neptunian Objects by Brunetto, R, Barucci, M. A, Dotto, E, Strazzulla, G

“…We present visible and near-infrared (0.65-2.7 km) diffuse reflectance spectra of frozen (16-80 K) methanol (CH sub(3)OH), methane (CH sub(4)), and benzene (C…”
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Elastic collisions in ion irradiation experiments: A mechanism for space weathering of silicates by Brunetto, Rosario, Strazzulla, Giovanni

“…Ion irradiation experiments have been performed on silicates (bulk samples) rich of olivine, pyroxene, and serpentine to simulate the effects of space…”
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JWST molecular mapping and characterization of Enceladus’ water plume feeding its torus by Villanueva, G. L., Hammel, H. B., Milam, S. N., Kofman, V., Faggi, S., Glein, C. R., Cartwright, R., Roth, L., Hand, K. P., Paganini, L., Spencer, J., Stansberry, J., Holler, B., Rowe-Gurney, N., Protopapa, S., Strazzulla, G., Liuzzi, G., Cruz-Mermy, G., El Moutamid, M., Hedman, M., Denny, K.

“…Enceladus is a prime target in the search for life in our Solar System, having an active plume that is likely to be connected to a large liquid water…”
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Ion processing of ices and the origin of SO2 and O3 on the icy surfaces of the icy jovian satellites by Boduch, P., Brunetto, R., Ding, J.J., Domaracka, A., Kaňuchová, Z., Palumbo, M.E., Rothard, H., Strazzulla, G.

“…•We present UV spectra obtained after ion (S and Ar) implantation in frozen gases (H2O, O2, CO2)•Sulfur dioxide is not detectable after sulfur…”
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Production of Hydronium Ion (H3O)+ and Protonated Water Clusters (H2O) n H+ after Energetic Ion Bombardment of Water Ice in Astrophysical Environments by Martinez, R, Agnihotri, A. N, Boduch, Ph, Domaracka, A, Fulvio, D, Muniz, G, Palumbo, M. E, Rothard, H, Strazzulla, G

“…Water ice exists on many objects in space. The most abundant icy species, among them water, are present in the icy satellites of the outer Solar System giant…”
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Plausible parent bodies for enstatite chondrites and mesosiderites: Implications for Lutetia's fly-by by Vernazza, P., Brunetto, R., Binzel, R.P., Perron, C., Fulvio, D., Strazzulla, G., Fulchignoni, M.

“…We present new irradiation experiments performed on the enstatite chondrite Eagle (EL6) and the mesosiderite Vaca Muerta. These experiments were performed with…”
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Space Weathering in the Main Asteroid Belt: The Big Picture by Lazzarin, M, Marchi, S, Moroz, L. V, Brunetto, R, Magrin, S, Paolicchi, P, Strazzulla, G

“…The optical properties of silicate-rich asteroidal surfaces (namely, S-complex asteroids) evolve over time under the influence of several processes, known as…”
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Complementary and Emerging Techniques for Astrophysical Ices Processed in the Laboratory by Allodi, M. A., Baragiola, R. A., Baratta, G. A., Barucci, M. A., Blake, G. A., Boduch, P., Brucato, J. R., Contreras, C., Cuylle, S. H., Fulvio, D., Gudipati, M. S., Ioppolo, S., Kaňuchová, Z., Lignell, A., Linnartz, H., Palumbo, M. E., Raut, U., Rothard, H., Salama, F., Savchenko, E. V., Sciamma-O’Brien, E., Strazzulla, G.

“…Inter- and circumstellar ices comprise different molecules accreted on cold dust particles. These icy dust grains provide a molecule reservoir where particles…”
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Comparison of the Raman spectra of ion irradiated soot and collected extraterrestrial carbon by Brunetto, R., Pino, T., Dartois, E., Cao, A.-T., d'Hendecourt, L., Strazzulla, G., Bréchignac, Ph

“…We use a low pressure flame to produce soot by-products as possible analogues of the carbonaceous dust present in diverse astrophysical environments, such as…”
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Organic samples produced by ion bombardment of ices for the EXPOSE-R2 mission on the International Space Station by Baratta, G.A., Chaput, D., Cottin, H., Fernandez Cascales, L., Palumbo, M.E., Strazzulla, G.

“…We describe the preparation and characterization (by UV–vis–IR spectroscopy) of a set of organic samples, stable at room temperature and above, that are part…”
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CO2 production by ion irradiation of H2O ice on top of carbonaceous materials and its relevance to the galilean satellites by GOMIS, O, STRAZZULLA, G

“…In this work we report on new experiments of ion irradiation of water ice deposited on top of solid carbonaceous materials to study the production of CO2 at…”
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Formation of methyl formate in comets by irradiation of methanol-bearing ices by Modica, P., Palumbo, M.E., Strazzulla, G.

“…Methyl formate is a complex organic molecule considered potentially relevant as precursor of biologically active molecules. It has been observed in several…”
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H bonds in astrophysical ices by Palumbo, M.E., Baratta, G.A., Leto, G., Strazzulla, G.

“…We have studied, by infrared absorption spectroscopy, the profile (shape and peak position) of the OH dangling bond feature in pure porous amorphous solid…”
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