Alberto Tagliaferri
Associate Professor
Contact
e-mail: | |
tel: | Milano: +39 02 2399 6134 |
fax: | Milano: +39 02 2399 6126 |
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address: | Politecnico di Milano |
| Dipartimento di Fisica |
| Piazza Leonardo da Vinci 32 |
| 20133 Milano |
| Italy |
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Main Research Interest
Publications
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M. Chaigneau, G. M. Vanacore, M. Bollani, G. Picardi, A. Tagliaferri, and R. Ossikovski: Chapter 13. 20 nm--resolved stress profile in SiGe nano-stripes obtained by tip-enhanced Raman spectroscopy.In M. Lamy de la Chapelle, P. G. Gucciardi, and N. Lidgi-Guigui (eds.), Handbook of Enhanced Spectroscopy, 415--441. Pan Stanford 2015 (2015).
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M. Bollani, S. Bietti, C. Frigeri, D. Chrastina, K. Reyes, P. Smereka, J. M. Millunchick, G. M. Vanacore, M. Burghammer, A. Tagliaferri, and S. Sanguinetti: Ordered arrays of embedded Ga nanoparticles on patterned silicon substrates, Nanotechnology 25, 205301 (2014).
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G. M. Vanacore, M. Zani, M. Bollani, E. Bonera, G. Nicotra, J. Osmond, G. Capellini, G. Isella, and A. Tagliaferri: Monitoring the kinetic evolution of self-assembled SiGe islands grown by Ge surface thermal diffusion from a local source, Nanotechnology 25, 135606 (2014).
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G. M. Vanacore, M. Chaigneau, N. Barrett, M. Bollani, F. Boioli, M. Salvalaglio, F. Montalenti, N. Manini, L. Caramella, P. Biagioni, D. Chrastina, G. Isella, O. Renault, M. Zani, R. Sordan, G. Onida, R. Ossikovski, H.-J. Drouhin, and A. Tagliaferri: Hydrostatic strain enhancement in laterally confined SiGe nanostripes, Phys. Rev. B 88, 115309 (2013).
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D. Chrastina, G. M. Vanacore, M. Bollani, P. Boye, S. Schöder, M. Burghammer, R. Sordan, G. Isella, M. Zani, and A. Tagliaferri: Patterning-induced strain relief in single lithographic SiGe nanostructures studied by nanobeam x-ray diffraction, Nanotechnology 23, 155702 (2012).
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M. Bollani, D. Chrastina, V. Montuori, D. Terziotti, E. Bonera, G. M. Vanacore, A. Tagliaferri, R. Sordan, C. Spinella, and G. Nicotra: Homogeneity of Ge-rich nanostructures as characterized by chemical etching and transmission electron microscopy, Nanotechnology 23, 045302 (2012).
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M. Bollani, E. Bonera, D. Chrastina, A. Fedorov, V. Montuori, A. Picco, A. Tagliaferri, G. Vanacore, and R. Sordan: Ordered arrays of SiGe islands from low-energy PECVD, Nanoscale Res. Lett. 5, 1917 (2010).
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G. M. Vanacore, M. Zani, M. Bollani, D. Colombo, G. Isella, J. Osmond, R. Sordan, and A. Tagliaferri: Size evolution of ordered SiGe islands grown by surface thermal diffusion on pit-patterned Si(100) surface, Nanoscale Res. Lett. 5, 1921 (2010).
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G. M. Vanacore, M. Zani, G. Isella, J. Osmond, M. Bollani, and A. Tagliaferri: Quantitative investigation of the influence of carbon surfactant on Ge surface diffusion and island nucleation on Si(100), Phys. Rev. B 82, 125456 (2010).
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W. Noun, E. Popova, F. Bardelli, Y. Dumont, R. Bertacco, A. Tagliaferri, M. Tessier, M. Guyot, B. Berini, and N. Keller: Determination of yttrium iron garnet superexchange parameters as a function of oxygen and cation stoichiometry, Phys. Rev. B 81, 054411 (2010).
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F. Ghezzi, M. Zani, S. Magni, G. M. Vanacore, and A. Tagliaferri: Surface and bulk modification of W--La2O3 armor mock-up, J. Nucl. Mater. 393, 522 (2009).
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A. Tagliaferri, V. Bisogni, and N. B. Brookes: Subfemtosecond magnetization dynamics in diluted ferromagnetic metals, J. Appl. Phys. 105, 07E507 (2009).
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S. G. Chiuzbaian, T. Schmitt, M. Matsubara, A. Kotani, G. Ghiringhelli, C. Dallera, A. Tagliaferri, L. Braicovich, V. Scagnoli, N. B. Brookes, U. Staub, and L. Patthey: Combining M- and L-edge resonant inelastic x-ray scattering for studies of 3d transition metal compounds, Phys. Rev. B 78, 245102 (2008).
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G. Ghiringhelli, M. Matsubara, C. Dallera, F. Fracassi, A. Tagliaferri, N. B. Brookes, A. Kotani, and L. Braicovich: Reply to “comment on `resonant inelastic x-ray scattering of MnO: L2,3 edge measurements and assessment of their interpretation' ”, Phys. Rev. B 78, 117102 (2008).
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R. Bertacco, A. Tagliaferri, M. Riva, L. Signorini, M. Cantoni, A. Cattoni, F. Ciccacci, B. A. Davidson, F. Maccherozzi, I. Vobornik, and G. Panaccione: Surface electronic and magnetic properties of La2/3Sr1/3MnO3 thin films with extended metallicity above the Curie temperature, Phys. Rev. B 78, 035448 (2008).
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W. A. Little, M. J. Holcomb, G. Ghiringhelli, L. Braicovich, C. Dallera, A. Piazzalunga, A. Tagliaferri, and N. B. Brookes: A determination of the pairing interaction in the high tc cuprate superconductor Tl2Ba2CaCu2O8 (Tl2212).Physica C 460--462, 40 (2007).
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A. M. Bataille, R. Mattana, P. Seneor, A. Tagliaferri, S. Gota, K. Bouzehouane, C. Deranlot, M.-J. Guittet, J.-B. Moussy, C. de Nadaï, N. B. Brookes, F. Petroff, and M. Gautier-Soyer: On the spin polarization at the Fe3O4/γ-Al2O3 interface probed by spin-resolved photoemission and spin-dependent tunneling, J. Magn. Magn. Mater. 316, e963 (2007).
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G. Ghiringhelli, N. B. Brookes, C. Dallera, A. Tagliaferri, and L. Braicovich: Sensitivity to hole doping of Cu L3 resonant spectroscopies: Inelastic x-ray scattering and photoemission of La2-xSrxCuO4, Phys. Rev. B 76, 085116 (2007).
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L. Braicovich, G. van der Laan, A. Tagliaferri, E. Annese, G. Ghiringhelli, and N. B. Brookes: Resonant inelastic x-ray scattering from magnetic systems with angular resolutionand polarization analysis of the scattered beam: Results on metallic Co, Fe, and Co ferrite at the L3,2 edges, Phys. Rev. B 75, 184408 (2007).
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L. Braicovich, A. Tagliaferri, G. Ghiringhelli, C. Dallera, F. Fracassi, A. Palenzona, and N. B. Brookes: Spectroscopy of strongly correlated systems: Resonant x-ray scattering without energy resolution in the scattered beam, Phys. Rev. B 75, 073104 (2007).
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M. E. Dinardo, A. Piazzalunga, L. Braicovich, V. Bisogni, C. Dallera, K. Giarda, M. Marcon, A. Tagliaferri, and G. Ghiringhelli: Gaining efficiency and resolution in soft X-ray emission spectrometers thanks to directly illuminated CCD detectors, Nucl. Instrum. Methods Phys. Rev. A 570, 176 (2007).
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G. Ghiringhelli, M. Matsubara, C. Dallera, F. Fracassi, A. Tagliaferri, N. B. Brookes, A. Kotani, and L. Braicovich: Resonant inelastic x-ray scattering of MnO: L2,3 edge measurements and assessment of their interpretation, Phys. Rev. B 73, 035111 (2006).
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G. van der Laan, G. Ghiringhelli, A. Tagliaferri, N. B. Brookes, and L. Braicovich: Quenching of atomiclike properties upon solid-state formation: Quantitative comparison between Co and Ni in ferrites studied by x-ray resonant Raman scattering at the L3 edge, Phys. Rev. B 69, 104427 (2004).
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G. Ghiringhelli, N. B. Brookes, E. Annese, H. Berger, C. Dallera, M. Grioni, L. Perfetti, A. Tagliaferri, and L. Braicovich: Low energy electronic excitations in the layered cuprates studied by copper L3 resonant inelastic X-ray scattering, Phys. Rev. Lett. 92, 117406 (2004).
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S. S. Dhesi, A. Mirone, C. De Nadaï, P. Ohresser, P. Bencok, N. B. Brookes, P. Reutler, A. Revcolevschi, A. Tagliaferri, O. Toulemonde, and G. van der Laan: Unraveling orbital ordering in La0.5Sr1.5MnO4, Phys. Rev. Lett. 92, 056403 (2004).
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M. Sicot, S. Andrieu, P. Turban, Y. Fagot-Revurat, H. Cercellier, A. Tagliaferri, C. De Nadai, N. B. Brookes, F. Bertran, and F. Fortuna: Polarization of Fe(001) covered by MgO analyzed by spin-resolved x-ray photoemission spectroscopy, Phys. Rev. B 68, 184406 (2003).
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J. Camarero, Y. Pennec, J. Vogel, M. Bonfim, S. Pizzini, F. Ernult, F. Fettar, F. Garcia, F. Lançon, L. Billard, B. Dieny, A. Tagliaferri, and N. B. Brookes: Perpendicular interlayer coupling in Ni80Fe20/NiO/Co trilayers, Phys. Rev. Lett. 91, 027201 (2003).
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C. Dallera, M. Taguchi, C. F. Hague, L. Journel, J.-M. Mariot, J.-P. Rueff, M. Sacchi, L. Braicovich, G. Ghiringhelli, A. Tagliaferri, A. Palenzona, and N. B. Brookes: Configuration interaction in L2,3-edge resonant inelastic x-ray scattering spectra of CaF2 and ScAl2, Phys. Rev. B 67, 113104 (2003).
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L. Braicovich, A. Tagliaferri, G. van der Laan, G. Ghiringhelli, and N. B. Brookes: Sum rules in x-ray resonant Raman scattering: Recovering the Co ground state information in CoFe2O4 as a test case, Phys. Rev. Lett. 90, 117401 (2003).
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J. Camarero, Y. Pennec, J. Vogel, S. Pizzini, M. Cartier, F. Fettar, F. Ernult, A. Tagliaferri, N. B. Brookes, and B. Dieny: Field dependent exchange coupling in NiO/Co bilayers, Phys. Rev. B 67, 020413(R) (2003).
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P. Ferriani, G. Ghiringhelli, G. Ferrari, C. M. Bertoni, A. Tagliaferri, L. Braicovich, and N. B. Brookes: Resonant inelastic X-ray scattering from magnetic systems: Mn in MnFe2O4, Nucl. Instrum. Methods Phys. Rev. B 200, 220 (2003).
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F. Spizzo, F. Ronconi, F. Albertini, F. Casoli, L. Pareti, G. Turilli, F. Bolzoni, A. Mazuelas, C. Ferrero, G. Ghiringhelli, A. Tagliaferri, and H. Metzger: Size and ordering of sputtered Co nanoparticles in Co/Cu multilayers, Nucl. Instrum. Methods Phys. Rev. B 200, 142 (2003).
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L. Braicovich, G. van der Laan, G. Ghiringhelli, A. Tagliaferri, and N. B. Brookes: Magnetic circular dichroism in x-ray resonant Raman scattering in perpendicular geometry from CoFe2O4 and Co metal: A comparison of valence and inner-shell channels, Phys. Rev. B 66, 174435 (2002).
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M. Besse, V. Cros, A. Barthélémy, H. Jaffrès, J. Vogel, F. Petroff, A. Mirone, A. Tagliaferri, P. Bencok, P. Decorse, P. Berthet, Z. Szotek, W. M. Temmerman, S. S. Dhesi, N. B. Brookes, A. Rogalev, and A. Fert: Experimental evidence of the ferrimagnetic ground state of Sr2FeMoO6 probed by X-ray magnetic circular dichroism, Europhys. Lett. 60, 608 (2002).
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R. G. Denning, J. C. Green, T. E. Hutchings, C. Dallera, A. Tagliaferri, K. Giarda, N. B. Brookes, and L. Braicovich: Covalency in the uranyl ion: A polarized x-ray spectroscopic study, J. Chem. Phys. 117, 8008 (2002).
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F. Borgatti, P. Ferriani, G. Ghiringhelli, A. Tagliaferri, B. De Michelis, C. M. Bertoni, N. B. Brookes, and L. Braicovich: Magnetic circular dichroism in resonant x-ray emission from impurities: Results at the L2,3 edges of Mn in Ni, Phys. Rev. B 65, 094406 (2002).
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M. Taguchi, L. Braicovich, G. Ghiringhelli, A. Tagliaferri, N. B. Brookes, T. Uozumi, and A. Kotani: X-ray m4,5 resonant Raman scattering from Gd with final 4p hole: calculations with 4p--4d--4f configuration interaction in the final state and comparison with the experiment, J. Electron Spectrosc. 125, 139 (2002).
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C. Dallera, M. Marcon, G. Ghiringhelli, A. Tagliaferri, N. B. Brookes, G. Olcese, A. Palenzona, and L. Braicovich: Study of bulk ground state properties of cerium intermetallics by linear dichroism in 4f resonant inelastic X-ray scattering, Solid State Commun. 121, 635 (2002).
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L. Braicovich, F. Borgatti, A. Tagliaferri, G. Ghiringhelli, N. B. Brookes, P. Ferriani, and C. M. Bertoni: Magnetic circular dichroism in soft X-ray resonant inelastic scattering, Appl. Phys. A 73, 679 (2001).
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C. Dallera, K. Giarda, G. Ghiringhelli, A. Tagliaferri, L. Braicovich, and N. B. Brookes: Charge-transfer excitations in lanthanum compounds measured by resonant inelastic x-ray scattering at the M5 edge, Phys. Rev. B 64, 153104 (2001).
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P. Ghigna, A. Campana, A. Lascialfari, A. Caneschi, D. Gatteschi, A. Tagliaferri, and F. Borgatti: X-ray magnetic-circular-dichroism spectra on the superparamagnetic transition-metal ion clusters Mn12 and Fe8, Phys. Rev. B 64, 132413 (2001).
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L. Braicovich, M. Taguchi, F. Borgatti, G. Ghiringhelli, A. Tagliaferri, N. B. Brookes, T. Uozumi, and A. Kotani: Resonant raman scattering at the L thresholds with final 3s hole in 3d2+ systems. II. the CoO case in the whole L2,3 region, Phys. Rev. B 63, 245115 (2001).
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M. Taguchi, L. Braicovich, G. Ghiringhelli, A. Tagliaferri, N. B. Brookes, T. Uozumi, and A. Kotani: Resonant raman scattering at the L thresholds with final 3s hole in 3d2+ systems. I. Configuration interaction with two 3p hole final states in different systems, Phys. Rev. B 63, 245114 (2001).
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M. Taguchi, L. Braicovich, G. Ghiringhelli, A. Tagliaferri, F. Borgatti, C. Dallera, K. Giarda, and N. B. Brookes: X-ray M4,5 resonant Raman scattering from La metal with a final 4p hole: Calculations with 4p-4d-4f configuration interaction in the final state and comparison to experiments, Phys. Rev. B 63, 235113 (2001).
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A. Tagliaferri, G. Ghiringhelli, N. B. Brookes, and L. Braicovich: On the many body effects in the 4p-resonant Raman scattering of Gd at the M5 threshold: comparison between the metal and an insulator (GdGa Garnet), J. Electron Spectrosc. 114--116, 965 (2001).
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M. Finazzi, G. Ghiringhelli, O. Tjernberg, L. Duò, A. Tagliaferri, P. Ohresser, and N. B. Brookes: Multiatomic resonant photoemission spectroscopy on CuO and NiO: Observation of antiresonant behavior, Phys. Rev. B 62, R16215 (2000).
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L. Braicovich, G. van der Laan, A. Tagliaferri, G. Ghiringhelli, F. Borgatti, and N. B. Brookes: M4,5 resonant Raman scattering with final 4p-4d holes in Te, La, and Gd: Trends of the many-body effects, Phys. Rev. B 62, 10723 (2000).
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A. Tagliaferri, L. Braicovich, G. van der Laan, G. Ghiringhelli, N. B. Brookes, C. Dallera, M. Finazzi, E. Weschke, Z. Hu, and G. Kaindl: Many-body effects in nonresonant and resonant 4p spectroscopy of Gd metal, Phys. Rev. B 60, 5728 (1999).
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F. Borgatti, L. Braicovich, N. B. Brookes, G. Ghiringhelli, and A. Tagliaferri: Competition between resonant raman scattering and fluorescence at the L3-edges with final 3s hole in CoO and in NiO, J. Electron Spectrosc. 101--103, 467 (1999).
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A. Tagliaferri, L. Braicovich, G. Ghiringhelli, and N. B. Brookes: Resonant X-ray 4f scattering from Ce in Ce--Rh intermetallics at the M4,5 thresholds, Physica B 259--261, 1159 (1999).
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L. Braicovich, G. Ghiringhelli, A. Tagliaferri, F. Borgatti, and N. B. Brookes: Evidence of configuration interaction in resonant X-ray scattering from rare earths at the M4,5-thresholds with final 4p excitation, Physica B 259--261, 1100 (1999).
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L. Braicovich, G. van der Laan, G. Ghiringhelli, A. Tagliaferri, M. A. van Veenendaal, N. B. Brookes, M. M. Chervinskii, C. Dallera, B. De Michelis, and H. A. Dürr: Magnetic circular dichroism in resonant raman scattering in the perpendicular geometry at the L edge of 3d transition metal systems, Phys. Rev. Lett. 82, 1566 (1999).
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L. Braicovich, G. Ghiringhelli, and A. Tagliaferri: Inelastic resonant M-scattering of X-rays from Gd metal with inner-shell excitation, Il Nuovo Cimento 20D, 1075 (1998).
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G. Ghiringhelli, A. Tagliaferri, L. Braicovich, and N. B. Brookes: A simple spherical grating by-pass monochromator dedicated to soft x-ray emission spectroscopy, Rev. Sci. Instrum. 69, 1610 (1998).
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F. Ciccacci, S. De Rossi, E. Pelucchi, and A. Tagliaferri: Spin-resolved electron spectroscopy with highly polarized sources: Inverse photoemission from ferromagnets, Rev. Sci. Instrum. 68, 1841 (1997).
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S. De Rossi, A. Tagliaferri, and F. Ciccacci: Spin polarization of Ag/Fe(100) quantum well empty states, J. Magn. Magn. Mater. 157--158, 287 (1996).
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