Search Results - "Pulci, G."

Low density ablative materials modified by nanoparticles addition: Manufacturing and characterization by Pulci, G., Paglia, L., Genova, V., Bartuli, C., Valente, T., Marra, F.

“…Ablative materials represent a traditional approach to thermal protection adopted to protect re-entry space vehicles from the severe heating encountered during…”
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Diffusion aluminide coating modified via electroless nickel plating for Ni-based superalloy protection by Genova, V., Pedrizzetti, G., Paglia, L., Marra, F., Bartuli, C., Pulci, G.

“…Diffusion aluminide coatings are widely employed to increase oxidation resistance of superalloy components. This work presents an innovative modified diffusion…”
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Manufacturing, thermochemical characterization and ablative performance evaluation of carbon-phenolic ablative material with nano-Al2O3 addition by Paglia, L., Genova, V., Marra, F., Bracciale, M.P., Bartuli, C., Valente, T., Pulci, G.

“…Carbon-phenolic ablative materials represent the most effective solution as thermal shield for a broad kind of space missions which require a ballistic reentry…”
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Unsupported Ni metal catalyst in hydrothermal liquefaction of oak wood: Effect of catalyst surface modification by de Caprariis, B., Bracciale, M.P., Bavasso, I., Chen, G., Damizia, M., Genova, V., Marra, F., Paglia, L., Pulci, G., Scarsella, M., Tai, L., De Filippis, P.

“…Hydrothermal liquefaction of oak wood was carried out in tubular micro reactors at different temperatures (280–330 °C), reaction times (10–30 min), and…”
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Carbon–phenolic ablative materials for re-entry space vehicles: Manufacturing and properties by Pulci, G., Tirillò, J., Marra, F., Fossati, F., Bartuli, C., Valente, T.

“…Thermal protection systems (TPS) are designed to protect re-entry space vehicles from the severe heating encountered during hypersonic flight through a…”
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Evolution of microstructural and mechanical properties of lanthanum zirconate thermal barrier coatings at high temperature by Di Girolamo, G., Marra, F., Schioppa, M., Blasi, C., Pulci, G., Valente, T.

“…Ceramic thermal barrier coatings (TBCs) are advanced systems for more efficient turbine engines. In this work, thick lanthanum zirconate TBCs were fabricated…”
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Tribological and high-temperature mechanical characterization of cold sprayed and PTA-deposited Stellite coatings by Baiamonte, L., Tului, M., Bartuli, C., Marini, D., Marino, A., Menchetti, F., Pileggi, R., Pulci, G., Marra, F.

“…Stellite 6 is a cobalt-base alloy commonly used for coatings useful in wear and corrosion protection of several components over a wide range of temperatures…”
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High temperature mechanical characterization of plasma-sprayed zirconia–yttria from conventional and nanostructured powders by Baiamonte, L., Marra, F., Pulci, G., Tirillò, J., Sarasini, F., Bartuli, C., Valente, T.

“…Plasma-sprayed yttria partially stabilized zirconia (YSZ) may experience densification during high temperature service life affecting those properties that are…”
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Carbon-phenolic ablative materials for re-entry space vehicles: plasma wind tunnel test and finite element modeling by Paglia, L., Tirillò, J., Marra, F., Bartuli, C., Simone, A., Valente, T., Pulci, G.

“…A lightweight carbon-phenolic ablator, with a density of 0.5g/cm3, designed to be used as a thermal protection system for a re-entry space vehicle, was…”
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Thermal sprayed coatings for hot corrosion protection of exhaust valves in naval diesel engines by Baiamonte, L., Marra, F., Gazzola, S., Giovanetto, P., Bartuli, C., Valente, T., Pulci, G.

“…Fuel used in diesel engines for naval propulsion contains high levels of impurities, principally vanadium and sulfates, that can react to form aggressive…”
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High temperature oxidation of MCrAlY coatings modified by Al2O3 PVD overlay by Pulci, G., Tirillò, J., Marra, F., Sarasini, F., Bellucci, A., Valente, T., Bartuli, C.

“…In this study the high temperature oxidation behavior of NiCoCrAlTaY coatings modified by a PVD (physical vapor deposition) surface treatment was evaluated:…”
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Thermochemical characterization of polybenzimidazole with and without nano-ZrO2 for ablative materials application by Paglia, L., Genova, V., Bracciale, M. P., Bartuli, C., Marra, F., Natali, M., Pulci, G.

“…During the ballistic atmospheric re-entry, a space vehicle has to withstand huge thermo-mechanical solicitations because of its high velocity and the friction…”
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Design of New Carbon-Phenolic Ablators: Manufacturing, Plasma Wind Tunnel Tests and Finite Element Model Rebuilding by Paglia, L., Genova, V., Tirillò, J., Bartuli, C., Simone, A., Pulci, G., Marra, F.

“…Ablative materials represent a widespread solution for shielding space vehicles from overheating during a reentry phase in atmosphere where the high heating…”
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High Temperature Mechanical Behavior of UHTC Coatings for Thermal Protection of Re-Entry Vehicles by Pulci, G., Tului, M., Tirillò, J., Marra, F., Lionetti, S., Valente, T.

“…In this work, the high temperature mechanical properties of ultra high temperature ceramics (UHTC) coatings deposited by plasma spraying have been…”
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Mechanical properties of cellular ceramics obtained by gel casting: Characterization and modeling by Bartuli, C., Bemporad, E., Tulliani, J.M., Tirillò, J., Pulci, G., Sebastiani, M.

“…Dense and cellular ceramics were produced from yttria partially stabilized zirconia powders by gel-casting, using agar as a gelling agent and polyethylene…”
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Plasma sprayed composite coatings obtained by liquid injection of secondary phases by Cipri, F., Marra, F., Pulci, G., Tirillò, J., Bartuli, C., Valente, T.

“…A secondary suspension injection system was designed, manufactured and tested, with the aim of depositing composite coatings formed by a conventional air…”
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Pure thick nickel coating obtained by electroless plating: Surface characterization and wetting properties by Genova, V., Paglia, L., Marra, F., Bartuli, C., Pulci, G.

“…Pure nickel coatings were directly plated onto steel by using an electroless plating process. The effect of different synthesis strategies on the morphological…”
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Thermochemical characterization of polybenzimidazole with and without nano-ZrO.sub.2 for ablative materials application by Paglia, L, Genova, V, Bracciale, M. P, Bartuli, C, Marra, F, Natali, M, Pulci, G

“…During the ballistic atmospheric re-entry, a space vehicle has to withstand huge thermo-mechanical solicitations because of its high velocity and the friction…”
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Heat capacity and thermodynamic functions of di-,tri- and tetramethylammonium lead iodide perovskites from 289 to 473 K by Vecchio Ciprioti, S., Ciccioli, A., Mele, M.L., Russo, P., Pulci, G., Latini, A.

“…•Morphology of di, tri and tetramethylammonium lead iodides was studied by SEM.•Phase purities of the newly synthesized perovskites was checked by XRD.•Cp data…”
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Enhanced High-Temperature Mechanical Behavior of an in Situ TiAl Matrix Composite Reinforced With Alumina by Pilone, D., Mondal, A., Pulci, G., Paglia, L., Brotzu, A., Marra, F., Felli, F.

“…A Ti-45Al-3Cr-2.5Nb alloy reinforced with in situ formed alumina has been produced by means of centrifugal casting by adding zirconium oxide in the crucible…”
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