Zobrazeno 1 - 10
of 38
pro vyhledávání: '"Esther Fanelli"'
Autor:
Rocco Di Girolamo, Manuel Gómez, Gianpaolo Chieffi, Esther Fanelli, Finizia Auriemma, Massimo Lazzari, Claudio De Rosa, Pasquale Pernice, Antonio Aronne
Publikováno v:
European Polymer Journal. 59:270-281
A method is developed for rapid preparation of titania substrates using a sol–gel preparation route in combination with an amphiphilic block copolymer (BCP) template, acting as structure directing agent. The method consists in performing the spin c
Autor:
Antonio Aronne, Esther Fanelli, Luca Micoli, Giovanni Bagnasco, A. Russo Sorge, Maria Turco, Marco Trifuoggi, Pasquale Pernice
Publikováno v:
Applied Catalysis B: Environmental. :516-522
Manganese oxide catalysts supported on monolithic yttria stabilized zirconia honeycombs were studied for H 2 O 2 decomposition in view of space propulsion applications. The materials were prepared by impregnation (IM), precipitation (PR) and sol–ge
Autor:
Serena Esposito, Claudio Giannetti, Stefania Pagliara, Esther Fanelli, Gabriele Ferrini, Antonio Aronne
Publikováno v:
The Journal of Physical Chemistry C. 116:26874-26880
The crystallization behavior of two new stable glasses belonging to the BaO−K2O−Na2O−Nb2O5−SiO2 system, synthesized by the melt-quenching technique, was studied with the aim to obtain nanostructured glasses based on tungsten−bronze phases.
Publikováno v:
Solar Energy Materials and Solar Cells. 105:179-186
The main aspects of the sol–gel synthesis of ZnO thin films were critically examined with particular reference to the optimization of the process parameters that influence specific properties of the films, such as the transparency, the crystallizat
Autor:
Domenico Pirozzi, Serena R. Bonavolontà, Filomena Sannino, Riccardo Spaccini, Pasquale Pernice, Antonio Aronne, Alessio Mingione, Esther Fanelli
Publikováno v:
Environmental Science & Technology. 46:1755-1763
A class II hybrid sol-gel material was prepared starting from zirconium(IV) propoxide and 2,4-pentanedione and its catalytic activity in the removal of the herbicide 4-chloro-2-methylphenoxyacetic acid (MCPA) was revealed. The thermal and structural
Publikováno v:
Journal of Materials Science & Technology. 27:189-192
23K 2 O(27Nb 2 O 5 (50SiO 2 ((KNS), 13K 2 O(10Na 2 O(27Nb 2 O 5 (50SiO 2 (KNaNS) and 15K 2 O(12Li 2 O(27Nb 2 O5(46SiO 2 (KLiNS) transparent glasses were synthesized by melt-quenching technique, and studied by differential thermal analysis (DTA), X-ra
Autor:
Antonio Aronne, Pasquale Pernice, Michael Fokine, Alberto Paleari, Roberto Lorenzi, Esther Fanelli, Giorgio Spinolo, Monica Ferraris
Publikováno v:
Journal of Non-Crystalline Solids. 355:2578-2582
Second harmonic generation properties have been studied in 23 K2O · 27Nb2O5 · 50 SiO2 glass subjected to thermal poling. The poling-induced optical nonlinearity, with χ(2) = 3.8 pm/V, has been related to structural modifications within a surface l
Autor:
Antonio Aronne, Esther Fanelli, Pasquale Pernice, Simone Peli, Gabriele Ferrini, Claudio Giannetti
Publikováno v:
Journal of Solid State Chemistry. 182:2796-2800
Transparent glasses having molar composition (23-x)K{sub 2}O.xNa{sub 2}O.27Nb{sub 2}O{sub 5}.50SiO{sub 2} (x=0, 5, 10, 15 and 23) have been synthesized by the melt-quenching technique and their devitrification behaviour has been investigated by DTA a
Autor:
S. Yu. Stefanovich, V. A. Glazunova, V. Califano, T. E. Konstantinova, D. Vouagner, Yasuhiko Benino, Vladimir N. Sigaev, Esther Fanelli, Pasquale Pernice, Antonio Aronne, B. Champagnon, Takayuki Komatsu, Nikita V. Golubev
Publikováno v:
Journal of Non-Crystalline Solids. 354:873-881
Amorphous nanoheterogeneities of the size less than 100 A have been formed in glasses of the Li2O–Nb2O5–SiO2 (LNS) and Li2O–ZnO–Nb2O5–SiO2 (LZNS) systems at the initial stage of phase separation and examined by transmission electron microsc
Autor:
Antonio Aronne, Esther Fanelli, Elisa Marenna, Pasquale Pernice, Alessandro Vergara, Marco Trifuoggi, Valeria Califano
Publikováno v:
Journal of Sol-Gel Science and Technology. 43:193-204
(Nb2O5) x ·(SiO2)1−x gels of four different compositions with x = 0.025 (2.5Nb), 0.050 (5Nb), 0,10 (10Nb) and 0.20 (20Nb) were synthesized at room temperature from niobium penta-chloride and tetra-ethoxysilane and their structural evolution with t