Department of Physics of the University of  Trento

Institute of Photonics and Nanotechnologies, National Research Counsil - Section CeFSA, Istituto Trentino di Cultura of  Trento
X-Ray Synchroton Radiation Laboratory

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Publications (2009-2000)

S. I. Ahmed, G. Dalba, P. Fornasini,  M. Vaccari, F. Rocca, A. Sanson, J. Li and A. W. Sleight:
Negative thermal expansion in crystals with the delafossite structure: An extended x-ray absorption fine structure study of CuScO2 and CuLaO2,
 Phys. Rev. B 79, 104302 (2009), DOI: 10.1103/PhysRevB.79.104302
P. Fornasini, S.I. Ahmed, A. Sanson, and M. Vaccari:
EXAFS studies of negative thermal expansion materials,
Phys. Stat. Sol. (b) 11, 2497-2503 (2008).
A. Sanson, F. Rocca, C. Armellini, G. Dalba, P. Fornasini, and R. Grisenti:
Correlation between I-Ag distance and ionic conductivity in AgI fast-ion conducting glasses,
Phys. Rev. Lett. 101, 155901 (2008).

R. Grisenti, G. Dalba, P. Fornasini, F. Rocca, U.M.K. Koppolu, and M.G. Krishna:
XAFS study of Ni surroundings in metal induced crystallization of thin film amorphous silicon,
Solid St. Commun. 147, 401-404 (2008).

S. a Beccara and P. Fornasini:
Path-integral Monte Carlo calculation of the effects of thermal disorder in extended x-ray-absorption fine structure of copper,
Phys. Rev. B 77, 172304 (2008).

J. Purans, N. D. Afify, G. Dalba, R. Grisenti, S. De Panfilis, A. Kuzmin, V. I. Ozhogin, F. Rocca, A. Sanson, S. I. Tiutiunnikov, and P. Fornasini:
Isotopic effect in extended x-ray-absorption fine structure of germanium,
Phys. Rev. Lett., 100, 055901 (2008)

P. Fornasini, A. Sanson, M. Vaccari, G. Artioli, and M. Dapiaggi:
Local lattice dynamics and negative thermal expansion in crystals,
 J. Phys.: Conf. Series, 92, 012153 (2007)
N. Van Hung and P. Fornasini:
Anharmonic effective potential, correlation effects and EXAFS cumulants calculated from a Morse interaction potential for fcc metals,
J. Phys. Soc. Jpn. 76, 084601 (2007)
M. Vaccari, R. Grisenti, P. Fornasini, F. Rocca, and A. Sanson:
Negative thermal expansion in CuCl: an extended x-ray absorption fine structure study,
Phys. Rev. B 75, 184307 (2007).
A. Sanson, F. Rocca, G. Dalba, P. Fornasini, and R. Grisenti:
Influence of temperature on the local structure around iodine in fast-ion-conducting AgI:Ag2MoO4 glasses.
New Journal of Physics, 9, 88 (2007). [http://stacks.iop.org/1367-2630/9/88]
P. Fornasini:
Advances in EXAFS studies of thermal properties of crystals.
AIP Conf. Proceedings 882: XAFS13 (Stanford, USA, 9-14 July 2006), 94-98 (2007)

A. Sanson, F. Rocca, P. Fornasini, G. Dalba, R. Grisenti, and A. Mandanici:
Thermal behaviour of the local environment around iodine in fast-ion-conducting AgI-doped glasses. 
Philosophical Magazine, 87, 769-777 (2007).

G. Dalba, P. Fornasini, F. Rocca, F. Monti, T. Minami, and M. Tatsumisago:
Local structural disorder  and mobility of Ag+ ions in silver borate glasses containing alpha-AgI stabilised at room temperature. 
Phys. Chem. Glasses: Eur. J. Glass Sci. Technol. B, 47, 357-363 (2006).

G. Dalba, P. Fornasini, R. Grisenti, F. Rocca, N. Afify, and M. Affatigato:
XAFS study of the local  order and mobility of Pb in PbO borate glasses. 
Phys. Chem. Glasses: Eur. J. Glass Sci. Technol. B, 47, 518-520 (2006).

G. Artioli, M. Dapiaggi, P. Fornasini, A. Sanson, F. Rocca, M. Merli:
Negative thermal expansion in cuprite-type compounds: A combined synchrotron XRPD, EXAFS, and computational study of Cu2O and Ag2O,
 J. Phys. Chem. Solids 67, 1918-1922 (2006).
A. Sanson, F. Rocca, G. Dalba, P. Fornasini, R. Grisenti, M. Dapiaggi, G. Artioli:
Negative thermal expansion and local dynamics in Cu2O and Ag2O,
Phys. Rev. B 73, 214305 (2006).
M. Vaccari and P. Fornasini:
Einstein and Debye models for EXAFS parallel and perpendicular mean-square relative displacements,
 J. Synchrotron Rad. 13, 321-325 (2006).
A. Kuzmin, G. Dalba, P. Fornasini, F. Rocca, O. Sipr:
X-ray absorption spectroscopy of strongly disordered glasses: local structure around Ag ions in g-Ag2O.nB2O3,
Phys. Rev. B 73, 174110 (2006).

P. Fornasini, G. Dalba, R. Grisenti, J. Purans, M. Vaccari, F. Rocca, A. Sanson:
Local behaviour of negative thermal expansion materials,
Nuclear Instrum. and Methods in Phys. Res. B 246, 180-183 (2006).
P. Fornasini, G. Dalba, R. Grisenti, J. Purans, A. Sanson, M. Vaccari, F. Rocca:
EXAFS and local thermal expansion. 
Physica Scripta, T115, 143–145 (2005).
A. Sanson, G. Dalba, P. Fornasini, R. Grisenti, F. Rocca, G. Artioli, M. Dapiaggi, W. Tiano:
EXAFS and XRD study of local dynamics in Cu2O and Ag2O. 
Physica Scripta, T115, 271–273 (2005).
G. Dalba, P. Fornasini, A. Kuzmin, F. Momti, A. Sanson, O. Sipr, F. Rocca:
XANES and EXAFS modelling of configurational disorder in silver borate glasses. 
Physica Scripta, T115, 149–151 (2005).
M. Vaccari and P. Fornasini:
Thermal effects on EXAFS: Ensemble averages and real-space approach.
Phys. Rev. B, 72, 92301 (2005)

G. Dalba, P. Fornasini, R. Grisenti, F. Rocca:
X-ray absorption fine structure: characterization of thermal and structural disorder in non-crystalline solids,
J. Non-crystalline Solids, 345&346, 7-15 (2004).
P. Fornasini, G. Dalba, R. Grisenti, J. Purans, A. Sanson, M. Vaccari, F. Rocca:
EXAFS studies of lattice dynamics and thermal expansion.
Phys. Stat. Sol. (c), 11, 3085--3088 (2004)
P. Fornasini, S. a Beccara, G. Dalba, R. Grisenti, A. Sanson, M. Vaccari, and F. Rocca:
Extended x-ray absorption fine-structure measurements of copper: local dynamics, anharmonicity and thermal expansion.
Phys. Rev. B, 70, 174301 (2004).
Daldosso N., Luppi M., Ossicini S., Degoli E., Magri R., Dalba G., Fornasini P., Grisenti R., Rocca F., Pavesi L., Boninelli S., Priolo F., Spinella C., Iacona F.,
"Role of the interface region on the optoelectronic properties of silicon nanocrystals embedded in DiO2".
Physical Review. B, 2003, v. 68, p. 0853271-00.
Dalba G., Daldosso N., Fornasini P., Grisenti R., Pavesi L., Rocca F., Franzo' G., Priolo F., Iacona F.,
"Chemical composition and local structure of plasma enhanced chemical vapor-deposited Si nanodots and their embedding silica matrix".
Applied Physics Letters, 2003, v. 82, n. 6, p. 889-891.
 
A Beccara S., Dalba G., Fornasini P., Grisenti R., Pederiva F., Sanson A., Diop D., Rocca F.,
"Local thermal expansion in copper: EXAFS measurements and PIMC calculations".
Physical Review. B (Rapid communications), 2003, v. 68, p. 1403011-1403014.
 
A Beccara S., Dalba G., Fornasini P., Grisenti R., Rocca F., Sanson A.,
"EXAFS and local thermal expansion: the case of silver oxide".
Nuclear instruments & methods in physics research. Section B, Beam interactions with materials and atoms, 2003, v. B200, p. 237-241.
 
G. Dalba, P. Fornasini, R. Grisenti, S. a Beccara, N. Daldosso, A. Sanson, F. Rocca, F. Monti, A. Kuzmin
"Studies of the temperature dependence of the short range structure and local dynamics in silver borate glasses"
Phys. Chem. Glasses, 2003, 44 (2), 75–8
O. Sipr, G. Dalba, F. Rocca
Local structure around Ag cations in silver borate glasses studied by XANES
Phys. Chem. Glasses, 2003, 44 (3), 252–5
 
F. Rocca, C. Armellini,  M. Ferrari, G. Dalba, N. Diab, A. Kuzmin, F. Monti
X-Ray Absorption and Diffraction Studies of Pr3+, Tb3+ and Er3+-Activated Silica Gels
Journal of Sol-Gel Science and Technology 26, 267–271, 2003
 
Dapiaggi M., Tiano W., Artioli G., Sanson A., Fornasini P.,
"The thermal behaviour of cuprite: an XRD-EXAFS combined approach".
Nuclear instruments & methods in physics research. Section B, Beam interactions with materials and atoms, 2003, v. 200, p. 231-236.
 
G. Dalba, P. Fornasini, R. Grisenti, S. a Beccara, N. Daldosso, A. Sanson, F. Rocca, F. Monti, A. Kuzmin
Studies of the temperature dependence of the short range structure and local dynamics in silver borate glasses
Phys. Chem. Glasses, 2003, 44 (2), 75–8
 
P. Fornasini,
Introduction to X-ray absorption spectroscopy
Synchrotron Radiation: Fundamentals, Methodologies and Applications, Ed. S. Mobilio, G. Vlaic, Società Italiana di Fisica v. 82, p.129 (2003)
 
Daldosso N., Dalba G., Grisenti R., Dal Negro L., Pavesi L., Rocca F., Priolo F., Franzo' G., Pacifici D., Iacona F.,
"X-ray absorbtion study of light emitting silicon nanocrystals".
Physica E, 2003, v. 16 (2003), p. 321-325.
 
S. a Beccara, G. Dalba, P. Fornasini, R. Grisenti, A. Sanson
"Local thermal expansion in a Cuprite Structure: The case of Ag2O"
Phys. Rev. Lett. 89, 25503 (2002)
 
Dalba G., Fornasini P., Grisenti R., Rocca F., Chambouleyron I.,
"Local order of Sb and Bi dopants in hydrogenated amorphous germanium thin films studied by extended x-ray absorption fine structure".
Applied Physics Letters, 2002, v. 81, p. 625-627.
 
A Beccara S., Dalba G., Fornasini P., Grisenti R., Sanson A., Rocca F.,
"Local thermal expansion in a cuprite structure: the case of Ag2O".
Physical Review Letters, 2002, v. 89, n. 2, p. 25503-25503.
 
Dalba G., Fornasini P., Rocca F., Monti F.,
"EXAFS studies of the local thermal expansion in borate glasses".
Journal of Non-Crystalline Solids, 2001, v. 293-295, p. 93-98.
 

F. Rocca, M. Ferrari, A. Kuzmin, N. Daldosso, C. Duverger and F. Monti
EXAFS studies on the local structure of Er ions in Al-codoped silica xerogels
J. Non-Cryst. Solids 293-295, 112-117 (2001).
 

P. Fornasini, F. Monti and A. Sanson
On the cumulant analysis of EXAFS in crystalline solids.
J. Synchrotron Rad., 8, 1214-1220 (2001).
 
Fornasini P.,
 "Study of lattice dynamics via extended x-ray absorption fine structure".
Physica. B, Condensed matter, 2001, v. 13, p. 7859-7872.
 
Fornasini P., Monti F., Sanson A.,
"On the cumulant analysis of EXAFS in crystalline solids".
Journal of Synchrotron Radiation, 2001, v. 8, p. 1214-1220.
 
Chambouleyron I., Comedi D., Dalba G., Fornasini P., Grisenti R., Rocca F.,
"Local coordination and electronic doping of column III metals in hydrogenated amorphous germanium.".
Journal of Non-Crystalline Solids, 2000, v. 266-269, p. 726-729.
 

G. Dalba, P. Fornasini, F. Rocca, F. Monti
Short range order in borate glasses investigated by x-ray absorption spectroscopy
Phys. Chem Glasses 41, (2000) 290.

Chambouleyron I., Comedi D., Dalba G., Fornasini P., Grisenti R., Rocca F.,
"Internal stress-induced changes of impurity coordination and doping mechanism in a-Ge:H doped with column III metals".
Solid State Communications, 2000, v. 115, p. 89-93.
 
Daldosso N., Rocca F., Dalba G., Fornasini P., Grisenti R.,
"New EXAFS measurements by XEOL and TEY on porous silicon".
Journal of Porous Materials, 2000, v. 7, p. 169-172.
 
Dalba G., Daldosso N., Fornasini P., Grimaldi M., Grisenti R., Rocca F.,
"Evidence of x-ray absorption-edge shift as a function of luminescence wavelength in porous silicon".
Physical Review. B, 2000, v. 62, p. 9911-9914.
 
Dalba G., Fornasini P., Rocca F., Monti F.,
"Short range order in borate glasses investigated by x-ray absorption spectroscopy".
Physics and chemistry of glasses, 2000, v. 41, n. 5, p. 290-295
 
F. Rocca, G. Dalba, N. Daldosso
The structure of Non Crystalline materials analyzed by X-Ray Absorption Fine Structure: tha case of porous silicon
Asian Journal of Physics : an international quarterly research journal, 2000, v. 9, p. 759-771.
 
Fornasini P., Rocca F.,
"X-ray Absorption Spectroscopy: characterisation of thermal and structural disorder".
Asian Journal of Physics : an international quarterly research journal, 2000, v. 9, p. 569-578.
 

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