Catalogo dei Corsi di studio

Selected publications

Optical spectroscopy of solids

• Observation of Dirac plasmons in a topological insulator. P Di Pietro, M Ortolani, O Limaj, A Di Gaspare, V Giliberti, F Giorgianni, P Calvani, S Lupi. Nature nanotechnology 8 (8), 5561512013
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• Low-energy electrodynamics of superconducting diamond. M Ortolani, S Lupi, L Baldassarre, U Schade, P Calvani, Y Takano. Physical review letters 97 (9), 097002582006
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• Phase Diagram of L a 2− x S r x C u O 4 Probed in the Infared: Imprints of Charge Stripe Excitations. A Lucarelli, S Lupi, M Ortolani, P Calvani, M Capizzi, P Giura. Physical review letters 90 (3), 037002, 882003
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• Frequency-Dependent Thermal Response of the Charge System and the Restricted Sum Rules of L a 2− x S r x C u O 4. M Ortolani, P Calvani, S Lupi. Physical review letters 94 (6), 067002722005
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• Observation of charge-density-wave excitations in manganites. A Nucara, P Maselli, P Calvani, R Sopracase, M Ortolani, G Gruener, U Schade. Physical review letters 101 (6), 066407662008
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• Far-infrared absorption and the metal-to-insulator transition in hole-doped cuprates. S Lupi, D Nicoletti, O Limaj, L Baldassarre, M Ortolani, S Ono, Y Ando Physical review letters 102 (20), 206409272009
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• Visualizing coherent phonon propagation in the 100 GHz range: A broadband picosecond acoustics approach. E Pontecorvo, M Ortolani, D Polli, M Ferretti, G Ruocco, G Cerullo. Applied Physics Letters 98 (1), 011901362011
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• Terahertz Science and Technology

• Surface roughness effects on the terahertz reflectance of pure explosive materials. M Ortolani, JS Lee, U Schade, HW Hübers. Applied Physics Letters 93 (8), 081906802008
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• Wide dynamic range terahertz detector pixel for active spectroscopic imaging with quantum cascade lasers. S Cibella, M Ortolani, R Leoni, G Torrioli, L Mahler, JH Xu, A Tredicucci. Applied Physics Letters 95 (21), 213501242009
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• Terahertz current oscillations in a gated two-dimensional electron gas with antenna integrated at the channel ends. A Di Gaspare, R Casini, V Foglietti, V Giliberti, E Giovine, F. Evangelisti, M Ortolani. Applied Physics Letters 100 (20), 203504222012
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• Microspectroscopic detection of local conducting areas generated by electric-pulse-induced phase transition in VO2 films. JS Lee, M Ortolani, U Schade, YJ Chang, TW Noh. Applied Physics Letters 91, 133502007
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• Long intersubband relaxation times in n-type germanium quantum wells. M Ortolani, D Stehr, M Wagner, M Helm, G Pizzi, M Virgilio, G Grosso, M De Seta. Applied Physics Letters 99 (20), 201101142011
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• Evanescent-Wave Filtering in Images Using Remote Terahertz Structured Illumination. M Flammini, E Pontecorvo, V Giliberti, C Rizza, A Ciattoni, M Ortolani, E Del Re. Physical Review Applied 8 (5), 0540192017
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Plasmonics

• Midinfrared surface plasmon sensor based on a substrateless metal mesh. O. Limaj, S Lupi, F Mattioli, R Leoni, M Ortolani. Applied Physics Letters 98 (9), 091902292011
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• Mid-infrared surface plasmon polariton sensors resonant with the vibrational modes of phospholipid layers. O. Limaj, F D’Apuzzo, A Di Gaspare, V Giliberti, F Domenici, S Sennato, M Ortolani. The Journal of Physical Chemistry C 117 (37), 19119-19126182013
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• Midinfrared plasmon-enhanced spectroscopy with germanium antennas on silicon substrates. L Baldassarre, E Sakat, J Frigerio, A Samarelli, K Gallacher, E Calandrini, M Ortolani and P Biagioni. Nano letters 15 (11), 7225-7231712015
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• Tunability of the dielectric function of heavily doped germanium thin films for mid-infrared plasmonics. J Frigerio, A Ballabio, G Isella, E Sakat, G Pellegrini, P Biagioni, M Bollani and M Ortolani. Physical Review B 94 (8), 085202212016
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• Optical activation of germanium plasmonic antennas in the mid-infrared. MP Fischer, C Schmidt, E Sakat, J Stock, A Samarelli, J Frigerio, M Ortolani, D J Paul, P Biagioni and D Brida. Physical review letters 117 (4), 047401182016
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• Near-Field Imaging of Free Carriers in ZnO Nanowires with a Scanning Probe Tip Made of Heavily Doped Germanium E Sakat, V Giliberti, M Bollani, A Notargiacomo, M Pea, M Finazzi, A. Weber-Bargioni, P. Biagioni, M. Ortolani. Physical Review Applied 8 (5), 0540422017.
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• Heterogeneity of the Transmembrane Protein Conformation in Purple Membranes Identified by Infrared Nanospectroscopy. V Giliberti, M Badioli, A Nucara, P Calvani, E Ritter, L Puskar, P Hegemann, M Ortolani, L Baldassarre. Small 13 (44)2017.