università di cagliari
Dipartimento di Fisica
Università di Cagliari

Photonics and Optoelectronics Lab


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M. Saba, S. Minniberger, F. Quochi, J. Roither, m. Marceddu, A. Gocalinska, M.V. Kovalenko, D.V. Talapin, W. Heiss, A. Mura, G. Bongiovanni
Exciton-exciton interaction and optical gain in colloidal CdSe/CdS dot/rod nanocrystals
Advanced Materials in press (2009) pdf
F. Quochi, M. Saba, F. Cordella, A. Gocalinska, R. Corpino, M. Marceddu, A. Anedda, A. Andreev, H. Sitter, N.S. Sariciftci, A. Mura, G. Bongiovanni
Temperature Tuning of Nonlinear Exciton Processes in Self-Assembled Oligophenyl Nanofibers under Laser Action
Advanced Materials 20, 3017 (2008) pdf
K. Szendrei, F. Cordella, M. V. Kovalenko, M. Böberl, G. Hesser, M. Yarema, D. Jarzab, O. V. Mikhnenko, A. Gocalinska, M. Saba, F. Quochi, A. Mura, G. Bongiovanni, P. W. M. Blom, W. Heiss, M. A. Loi
Solution-Processable Near-IR Photodetectors Based on Electron Transfer from PbS Nanocrystals to Fullerene Derivatives
Advanced Materials 21, 683 (2009) pdf
F. Cordella, F. Quochi, M. Saba, A. Andreev, H. Sitter, N.S. Sariciftci, A. Mura, and G. Bongiovanni
Optical Gain Performance of Epitaxially Grown para-Sexiphenyl Films
Advanced Materials 19, 2252 (2007) pdf
Quochi, F. Cordella, A. Mura, G. Bongiovanni, F. Balzer, and H.G. Rubahn.
Gain amplification and lasing properties of individual organic nanofibers.
Appl. Phys. Lett. 88, 041106 (2006). pdf
A. Andreev, F. Quochi, F. Cordella, A. Mura G. Hlawacek, G. Bongiovanni, H. Sitter; C. Teichert, and N.S. Sariciftci.
Para- sexiphenyl self-assembled nanofibers for laser in the deep blue.
J. Appl. Phys. (2006), in print.
F. Quochi, F. Cordella, A. Mura, G. Bongiovanni, F. Balzer, and H.G. Rubahn.
One dimenstional random lasing in a sigle organic nanofiber.
J. Phys. Chem. B 109, 21690 (2005). pdf
F. Quochi, A. Andreev, F. Cordella, R. Orrù, A. Mura, G. Bongiovanni, H. Hoppe, H. Sitter, and N.S. Sariciftci.
Low threshold blue lasing in epitaxially grown para-sexiphenyl nanofibers.
Journ. of Lumin. 112, 321-324 (2005). pdf
Artizzu F. Deplano P. Marchio L. Mercuri ML. Pilia L. Serpe A. Quochi F. Orru R. Cordella F. Meinardi F. Tubino R. Mura A. Bongiovanni G.
Structure and emission properties of Er(3)Q(9) (Q=8-quinolinolate).
Inorg. Chem. 44(4):840-842 (2005). pdf
Botta C. Patrinoiu G. Picouet P. Yunus S. Communal JE. Cordella F. Quochi F. Mura A. Bongiovanni G. Pasini M. Destri S. Di Silvestro G.
Organic nanostructured host-guest materials containing three dyes.
Adv. Mater. 16(19), 1716 (2004). pdf
A. Andreev, F. Quochi, H. Sitter, H. Hoppe, S. Sariciftci, A. Mura, G. Bongiovanni,
BLUE EMITTING SELF-ASSEMBLED NANO-CRYSTALS OF PARA-SEXIPHENYL GROWN BY HOT WALL EPITAXY.
Microelectronics Journal 36, 237 (2005).
F. Quochi, F. Cordella, R. Orrù, J.E. Communal, P. Verzeroli, A. Mura, G. Bongiovanni, A. Andreev, H. Sitter, and N.S. Sariciftci.
Random laser action in self-organized para-sexiphenyl nanofibers grown by hot -wall epitaxy.
Appl. Phys. Lett. 84, 4454 (2004). pdf
G. Bongiovanni, C. Botta, J.E. Communal, F. Cordella, L. Magistrelli, A. Mura, G. Patrinoiu. P. Picouet, G. Di Silvestro
Organic host-guest systems for blue emission.
Mat. Sc. & Ing. C 23, 909-912 (2003). pdf
A. Andreev , F. Quochi , A. Kadashchuk , H. Sitter, C. Winder , H. Hoppe , S. Sariciftci , A. Mura , G. Bongiovanni,
BLUE EMITTING SELF-ASSEMBLED NANO-FIBERS OF PARA-SEXIPHENYL GROWN BY HOT WALL EPITAXY
in press in phys. Stat. sol. (a) 201, 2288 (2004).
F. Cordella, R. Orrù, M.A. Loi, A. Mura, G. Bongiovanni.
Transient hot-phonon-to-exciton spectrscopy in organic molecular semiconductors.
Phys. Rev. B 68, 113203 (2003). pdf
G. Bongiovanni, F. Cordella, R. Orrù, A. Mura
Photoexcitation energy loss in molecular semiconductors.
Synt. Met. 139, 723-726 (2003). pdf
C.Botta, S. Destri, M.Pasini, P.Picouet, G.Bongiovanni, A.Mura, M.Uslenghi, G.DiSilvestro, and R.Tubino,
CHROMOPHORES IN NANOCHANNELS FOR ENERGY TRANSFER AND CONVERSION. >br> Synthetic Metals, 139, 791 (2003).
M.Cerminara, F.Meinardi, ABorghesi, M. Campione, A.Sassella, P. Spearman, A.Mura, G.Bongiovanni, and R.Tubino,
COHERENT EMISSION FROM CRYSTALLINE OLIGOTHIOPHENES WITH AN EVEN NUMBER OF RINGS
Synthetic Metals, 139, 765 (2003).
Saba M, Ciuti C, Kundermann S, Staehli JL, Deveaud B, Bloch J, Thierry-Mieg V, Andre R, Dang LS, Mura A, Bongiovanni G,
"POLARITON PARAMETRIC AMPLIFICATION IN SEMICONDUCTOR MICROCAVITIES",
Journal of modern optics 49 (14-15): 2437 (2002).
M. Saba, C. Ciuti, S. Kundermann, J.L. Staehli, B. Deveaud, J. Bloch, V.Thierry-Mieg, R.André, Le Si Dang, S. Kundermann, G. Bongiovanni, A. Mura
"TOWARDS A ROOM TEMPERATURE POLARITON AMPLIFIER",
physica status solidi (b) 190, 315 (2002).
F.Meinardi, M.Cerminara, A. Sassella, A.Borghesi, P.Spearman, G.Bongiovanni, A.Mura, and R.Tubino
"INTRINSIC EXCITONIC LUMINESCENCE IN ODD AND EVEN NUMBERED OLIGOTHIOPHENES"
Phys. Rev. Lett. 89, 157403 (2002). pdf
M. A. Loi, C. Martin, H. R. Chandrasekhar, M. Chandrasekhar, W. Graupner, F. Garnier, A. Mura, and G. Bongiovanni
PRIMARY OPTICAL EXCITATIONS AND EXCITED-STATE INTERACTION ENERGIES IN SEXITHIOPHENE ,
Phys. Rev. Review B 66, 113102 (2002). pdf
C.Botta, S. Destri, W. Porzio, G.Bongiovanni, M.A.Loi, A.Mura, and R.Tubino,
OPTICAL PROPERTIES AND PHOTOLUMINESCENCE OF TETRAHEXYL-SEXITHIOPHENE ALLOTROPES.
Synthetic Metals, 122, 395 (2001).
M.A.Loi, A.Mura, G.Bongiovanni, C.Botta, G.Di Silvestro, and R.Tubino,
ENERGY TRANSFER IN OLIGOTHIOPHENES INCLUSION COMPOUNDS
Synthetic Metals, 121, 1299 (2001).
C.Botta, G.Bongiovanni, A.Mura, G.Di Silvestro, and R.Tubino,
ENERGY TRANSFER IN WEAKLY INTERACTING OLIGOTHIOPHENES.
Synthetic Metals, 116, 175 (2001).
M.A.Loi, A.Mura, G.Bongiovanni, Q.Cai, C.Martin, H.R.Chandrasekhar, M.Chandrasekhar, W. Graupner, and F.Garnier,
PRESSURE-INDUCED QUENCHING OF THE PHOTOLUMINESCENCE INSEXITHIOPHENE SINGLE CRYSTALS OBSERVED BY FEMTOSECOND SPECTROSCOPY.
Synthetic Metals, 119, 645 (2001).
M. Saba, C. Ciuti, J. Bloch, V.Thierry-Mieg, R.André, Le Si Dang, S. Kundermann, A. Mura, G. Bongiovanni, J.L. Staehli, B. Deveaud,
"HIGH-TEMPERATURE ULTRAFAST POLARITON PARAMETRIC AMPLIFICATION IN SEMICONDUCOTR MICROCAVITIES",
Nature 414, 731 (2001). pdf
G.Bongiovanni, C.Botta, G.Di Silvestro, M.A.Loi, A.Mura, and R.Tubino,
"ENERGY TRANSFER IN NANOSTRUCTURED OLIGOTHIOPHENE INCLUSION COMPOUNDS.,
Chemical Physics Letters 345, 386 (2001).
M.A.Loi, G.Bongiovanni, A.Mura, Q.Cai, C.Martin, H.R.Chandrasekhar, M.Chandrasekhar, W. Graupner, and F.Garnier,
HIGH PRESSURE EFFECTS ON THE PHOTOLUMINESCENCE INTENSITY OF SEXITHIOPHENE SINGLE CRYSTAL.
Synthetic Metals, 116, 311 (2001).
M.A.Loi, A.Mura, G.Bongiovanni, Q.Cai, C.Martin, H.R.Chandrasekhar, M.Chandrasekhar, W. Graupner, and F.Garnier
"ULTRAFAST FORMATION OF NONEMISSIVE SPECIES VIA INTERMOLECULAR INTERACTION IN SINGLE CRYSTALS OF CONJUGATED MOLECULES" ,
Phys. Rev. Lett. 86, 732 (2001). pdf
M.A.Loi, Q.Cai, C.Martin, H.R.Chandrasekhar, M.Chandrasekhar, W. Graupner, G.Bongiovanni, A.Mura, C.Botta, and F.Garnier,
HIGH PRESSURE STUDY OF THE INTRAMOLECULAR VIBRATIONAL MODES IN SEXITHIOPHENE SINGLE CRYSTALS.
Synthetic Metals, 116, 321 (2001).
M. Saba, F. Quochi, C. Ciuti, M.MARTIN J.L. Staehli, B. Deveaud, A. Mura, and G. Bongiovanni,
DIRECT OBSERVATION OF THE EXCITONIC AC STARK SPLITTING IN A QUANTUM WELL.
Physical Review B62, R16322 (2000). pdf
M. Saba, F. Quochi, C. Ciuti, U. Oesterle, J.L. Staehli, B. Deveaud, G. Bongiovanni, and A. Mura,
CROSSOVER FROM EXCITON TO BIEXCITON POLARITONS IN SEMICONDUCTOR MICROCAVITIES.
Phys. Rev. Lett. 85, 385 (2000). pdf
M. A. Loi, E. J. W. List, C. Gadermaier, W.Graupner, G. Leising, G. Bongiovanni, A. Mura, J.-J. Pireaux and K.Kaeriyama,
OPTICAL CHARACTERISATION OF POLY(2,5-DIHEPTYL-1,4-PHENYLENE-ALT-2,5-THIENYLENE
Synthetic. Metals 111/112, 521 (2000).
M.A. Loi, C. Gadermajer, E.J. List, G. Leising, W. Graupner, G. Bonigovanni, A.Mura, J.-J. Pireaux, and K. Kareijama
"KINETICS OF SINGLE AND TRIPLET EXCITON IN WIDE-BAND GAP COPOLYMERS"
Physical Review B61, 1859 (2000). pdf
F. Quochi, M. Saba, C. Ciuti, R.P.Stanley, R.Houdre, U. Oesterle, J.L. Staehli, B. Deveaud, G. Bongiovanni, and A. Mura
"DIRECT OBSERVATION OF AN AC STARK SPLITTING IN SEMICONDUCTOR MICROCAVITIES EXCITED AT THE CONTINUUM ONSET"
Phys. Rev. B61, R5113 (2000). pdf
C. Botta, S. Destri, W. Porzio, A. Borghesi, A. Sassella, R. Tubino, G. Bongiovanni, M. A. Loi, and A. Mura
Photoexcitations in oriented tetrahexyl-sexithiophene thin films
Phys. Rev. B 60, 6039 (1999) pdf
F. Quochi, C. Ciuti, G. Bongiovanni, A. Mura, M. Saba, U. Oesterle, M. A. Dupertuis, J. L. Staehli, and B. Deveaud
Strong coherent gain from semiconductor microcavities in the regime of excitonic saturation
Phys. Rev. B 59, R15594 (1999) pdf
T. Benincori, G. Bongiovanni, C. Botta, G. Cerullo, G. Lanzani, A. Mura, L. Rossi, F. Sannicolò, and R. Tubino
Tuning of the excited-state lifetime by control of the structural relaxation in oligothiophenes
Phys. Rev. B 58, 9082 (1998) pdf
F. Quochi, G. Bongiovanni, A. Mura, J. L. Staehli, B. Deveaud, R. P. Stanley, U. Oesterle, and R. Houdré
Strongly Driven Semiconductor Microcavities: From the Polariton Doublet to an ac Stark Triplet
Phys. Rev. Lett. 80, 4733 (1998) pdf
A. Piaggi, G. Lanzani, G. Bongiovanni, A. Mura, W. Graupner, F. Meghdadi, G. Leising, and M. Nisoli
Emission properties of para-hexaphenyl polycrystalline films
Phys. Rev. B 56, 10133 (1997) pdf
G. Bongiovanni, A. Mura, F. Quochi, S. Gürtler, J. L. Staehli, F. Tassone, R. P. Stanley, U. Oesterle, and R. Houdré
Coherent exciton-photon dynamics in semiconductor microcavities: The influence of inhomogeneous broadening Phys. Rev. B 55, 7084 (1997) pdf
G. Bongiovanni and J. L. Staehli
Density dependence of the electron-hole plasma lifetime in semiconductor quantum wells
Phys. Rev. B 46, 9861 (1992) pdf
A. Anedda and G. Bongiovanni
Linewidth behavior of the A1g Raman phonon in CdxHg1 – xI2 solid solution
Phys. Rev. B 41, 10194 (1990) pdf
G. Bongiovanni and J. L. Staehli
Properties of the electron-hole plasma in GaAs-(Ga,Al)As quantum wells: The influence of the finite well width
Phys. Rev. B 39, 8359 (1989) pdf
A. Anedda and G. Bongiovanni
Anharmonic mixing between two phonons in red mercury iodide
Phys. Rev. B 38, 13343 (1988) pdf