Zobrazeno 1 - 10
of 69
pro vyhledávání: '"E. Pedrero"'
Publikováno v:
Journal of Crystal Growth. 312:892-896
Epitaxial and polycrystalline films of CdTe and ZnTe have been obtained on GaAs and Si substrates, by using isothermal close space sublimation. Contrary to previous experiments which were performed in a gas environment, in the present work the films
Autor:
M.E.H. Maia da Costa, H.D. Fonseca Filho, Francisco Fernandez-Lima, F.C. Zawislak, Concepción Domingo, Berta González, José A. Ayllón, I. Zumeta, Moni Behar, Elena Vigil, E. Pedrero, Larisa Curbelo
Publikováno v:
Microporous and Mesoporous Materials. 109:560-566
Solid inorganic three-dimensional nanocrystalline heterostructures are being studied lately, particularly, regarding photovoltaic structures and as a possible alternative to a solid dye sensitized solar cell (DSSC). Unbiased electron injection from c
Autor:
O. Calzadilla, M.E.H. Maia da Costa, O. de Melo, E. F. da Silveira, E. Pedrero, E. M. Larramendi, R. Prioli, R.R. de Avillez, F.L. Freire, E. Hernández, Y. González-Alfaro, H.D. Fonseca Filho, Francisco Fernandez-Lima
Publikováno v:
Materials Science and Engineering: B. 136:187-192
Polycrystalline thin films of lead sulfide (PbS) grown using substrate colloidal coating chemical bath depositions were characterized by RBS, XPS, AFM and GIXRD techniques. The films were grown on glass substrates previously coated with PbS colloidal
Autor:
E. F. da Silveira, E. Pedrero, C.R. Ponciano, H.D. Fonseca Filho, M. A. Chaer Nascimento, Francisco Fernandez-Lima
Publikováno v:
Applied Surface Science. 252:8171-8177
Experimental results of laser sputtering of cesium and rubidium iodide secondary ions are presented. A TOF mass spectrometer, operating in linear mode, continuous extraction for positive or negative ions, was used for the analysis of (CsI)nCs+, (CsI)
Autor:
M. Riera, E. Pedrero, H.D. Fonseca Filho, J. A. Rodríguez, Moni Behar, A. Llovera, Francisco Fernandez-Lima, F.C. Zawislak, Carlos Domínguez
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 243:200-204
A study of ion beam analysis techniques of plasma enhanced chemical vapor deposited (PECVD) silicon oxide thin films (1 μm thick) obtained from silane (SiH 4 ) and nitrous oxide (N 2 O) is reported. The film, elemental composition and surface morpho
Autor:
E. F. da Silveira, E. Pedrero, Francisco Fernandez-Lima, H.D. Fonseca Filho, Y. González-Alfaro, E. M. Larramendi, O. de Melo, E. Hernández, F.L. Freire, O. Calzadilla, R.R. de Avillez, M.E.H. Maia da Costa, R. Prioli
Publikováno v:
physica status solidi (c). 2:3690-3693
Polycrystalline thin films of PbS grown on glass substrates previously coated with PbS colloidal particles in a polyvinyl alcohol solution were obtained by chemical bath deposition (CBD). The X-ray diffraction procedures showed evidence of polycrysta
Autor:
E. F. da Silveira, C.R. Ponciano, L. S. Farenzena, E. Pedrero, Francisco Fernandez-Lima, V.M. Collado
Publikováno v:
Applied Surface Science. 217:202-209
Secondary ion emission from polycrystalline CsI irradiated by pulsed-UV laser (337 nm) is analyzed by time-of-flight (TOF) mass spectrometry. Measurements were performed for different laser intensities and for several delayed extraction times (0–20
Autor:
E. M. Larramendi, O. de Melo, D.L. Baptista, Francisco Fernandez-Lima, E. Pedrero, E. Purón, F.C. Zawislak
Publikováno v:
Journal of Crystal Growth. 253:89-94
We report on the structural characterization of ZnTe, CdTe and Cd 1− x Zn x Te epilayers grown on GaAs(1 0 0) by isothermal closed space sublimation epitaxy. A detailed study of the heterostructures based on conventional Rutherford backscattering s
Publikováno v:
Materials Characterization. 50:155-160
TiO 2 layers grown by microwave-activated chemical bath deposition (MW) and dip coating (DC), as well as by the combination of both techniques, were studied by Rutherford backscattering spectrometry (RBS), atomic force microscopy (AFM) and scanning e
Autor:
E. Pedrero, I. Zumeta, R. Prioli, F.C. Zawislak, Elena Vigil, D.L. Baptista, Francisco Fernandez-Lima
Publikováno v:
Thin Solid Films. 419:65-68
TiO2 layer films were grown using the microwave (MW)-activated chemical bath deposition technique on two different indium tin oxide substrates. The TiO2 films are studied to determine their structural response when changing the MW heating power. Thic