Search Results - "Baldassarre, L."

Observation of phonon-polaritons in thin flakes of hexagonal boron nitride on gold by Ciano, C., Giliberti, V., Ortolani, M., Baldassarre, L.

“…Hexagonal Boron Nitride (hBN) is a layered van der Waals material able to sustain hyperbolic phonon-polaritons within its mid-infrared reststrahlen bands. We…”
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Optical conductivity of bismuth-based topological insulators by Di Pietro, P., Vitucci, F. M., Nicoletti, D., Baldassarre, L., Calvani, P., Cava, R., Hor, Y. S., Schade, U., Lupi, S.

“…The optical conductivity [sigma] sub(1) ( omega ) and the spectral weight SW of four topological insulators with increasing chemical compensation (Bi sub(2) Se…”
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Mapping the amide I absorption in single bacteria and mammalian cells with resonant infrared nanospectroscopy by Baldassarre, L, Giliberti, V, Rosa, A, Ortolani, M, Bonamore, A, Baiocco, P, Kjoller, K, Calvani, P, Nucara, A

“…Infrared (IR) nanospectroscopy performed in conjunction with atomic force microscopy (AFM) is a novel, label-free spectroscopic technique that meets the…”
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Mid-infrared photocurrent nano-spectroscopy exploiting the thermoelectric effect in graphene by Venanzi, T., Giliberti, V., Temperini, M. E., Sotgiu, S., Polito, R., Mattioli, F., Pitanti, A., Mišeikis, V., Coletti, C., Roddaro, S., Baldassarre, L., Ortolani, M.

“…We develop a conductive-atomic force microscope coupled to a mid-infrared (IR) quantum cascade laser that allows to measure mid-IR photocurrent maps and…”
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A microscopic view on the Mott transition in chromium-doped V2O3 by Lupi, S., Baldassarre, L., Mansart, B., Perucchi, A., Barinov, A., Dudin, P., Papalazarou, E., Rodolakis, F., Rueff, J. -P., Itié, J. -P., Ravy, S., Nicoletti, D., Postorino, P., Hansmann, P., Parragh, N., Toschi, A., Saha-Dasgupta, T., Andersen, O. K., Sangiovanni, G., Held, K., Marsi, M.

“…V 2 O 3 is the prototype system for the Mott transition, one of the most fundamental phenomena of electronic correlation. Temperature, doping or pressure…”
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Terahertz control of photoluminescence emission in few-layer InSe by Venanzi, T., Selig, M., Pashkin, A., Winnerl, S., Katzer, M., Arora, H., Erbe, A., Patanè, A., Kudrynskyi, Z. R., Kovalyuk, Z. D., Baldassarre, L., Knorr, A., Helm, M., Schneider, H.

“…A promising route for the development of opto-electronic technology is to use terahertz radiation to modulate the optical properties of semiconductors. Here,…”
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2,5-diketopiperazines as neuroprotective agents by Cornacchia, C, Cacciatore, I, Baldassarre, L, Mollica, A, Feliciani, F, Pinnen, F

“…2,5-diketopiperazines are the simplest cyclic peptides found in nature, commonly biosynthesized from amino acids by different organisms, and represent a…”
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Stabilization of the Tensile Strength of Aged Cellulose Paper by Cholinium-Amino Acid Ionic Liquid Treatment by Scarpellini, E, Ortolani, M, Nucara, A, Baldassarre, L, Missori, M, Fastampa, R, Caminiti, R

“…In this study, a chemical stabilization method, that preserves the tensile strength of artificially aged paper pretreated with an aqueous solution of ionic…”
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Design and simulation of losses in Ge/SiGe terahertz quantum cascade laser waveguides by Gallacher, K, Ortolani, M, Rew, K, Ciano, C, Baldassarre, L, Virgilio, M, Scalari, G, Faist, J, Di Gaspare, L, De Seta, M, Capellini, G, Grange, T, Birner, S, Paul, D J

“…The waveguide losses from a range of surface plasmon and double metal waveguides for Ge/Si Ge THz quantum cascade laser gain media are investigated at 4.79 THz…”
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Evidence of a pressure-induced metallization process in monoclinic VO2 by Arcangeletti, E, Baldassarre, L, Di Castro, D, Lupi, S, Malavasi, L, Marini, C, Perucchi, A, Postorino, P

“…Raman and combined infrared transmission and reflectivity measurements were carried out at room temperature (RT) on monoclinic VO2 over the 0-19 GPa and 0-14…”
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n-type Ge/Si antennas for THz sensing by Chavarin, C A, Hardt, E, Gruessing, S, Skibitzki, O, Costina, I, Spirito, D, Seifert, W, Klesse, W, Manganelli, C L, You, C, Flesch, J, Piehler, J, Missori, M, Baldassarre, L, Witzigmann, B, Capellini, G

“…Ge-on-Si plasmonics holds the promise for compact and low-cost solutions in the manipulation of THz radiation. We discuss here the plasmonic properties of…”
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Magnetic-order-induced crystal symmetry lowering in ACr2O4 ferrimagnetic spinels by Bordács, S, Varjas, D, Kézsmárki, I, Mihály, G, Baldassarre, L, Abouelsayed, A, Kuntscher, C A, Ohgushi, K, Tokura, Y

“…We demonstrate that the onset of complex spin orders in ACr2O4 spinels with magnetic and Jahn-Teller active A=Fe and Cu ions lowers the lattice symmetry. This…”
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Protein clustering in chemically stressed HeLa cells studied by infrared nanospectroscopy by Giliberti, V, Baldassarre, L, Rosa, A, de Turris, V, Ortolani, M, Calvani, P, Nucara, A

“…Photo-Thermal Induced Resonance (PTIR) nanospectroscopy, tuned towards amide-I absorption, was used to study the distribution of proteic material in 34…”
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Low loss Ge-on-Si waveguides operating in the 8-14 µm atmospheric transmission window by Gallacher, K, Millar, R W, Griškevičiūte, U, Baldassarre, L, Sorel, M, Ortolani, M, Paul, D J

“…Germanium-on-silicon waveguides were modeled, fabricated and characterized at wavelengths ranging from 7.5 to 11 µm. Measured waveguide losses are below 5…”
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The strength of electron electron correlation in Cs3C60 by Baldassarre, L., Perucchi, A., Mitrano, M., Nicoletti, D., Marini, C., Pontiroli, D., Mazzani, M., Aramini, M., Riccó, M., Giovannetti, G., Capone, M., Lupi, S.

“…Cs 3 C 60 is an antiferromagnetic insulator that under pressure (P) becomes metallic and superconducting below T c  = 38  K . The superconducting dome present…”
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High conductivity of ultrathin nanoribbons of SrRuO3 on SrTiO3 probed by infrared spectroscopy by Falsetti, E., Kalaboukhov, A., Nucara, A., Ortolani, M., Corasaniti, M., Baldassarre, L., Roy, P., Calvani, P.

“…SrRuO 3 (SRO) is a perovskite increasingly used in oxide-based electronics both for its intrinsic metallicity, which remains unaltered in thin films and for…”
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Polarization-resolved surface-enhanced infrared spectra with nanosensors based on self-organized gold nanorods by Polito, Raffaella, Sotgiu, S., Sohrabi, F., Ferrando, G., Berkmann, F., Temperini, M. E., Giliberti, V., Buatier de Mongeot, F., Ortolani, M., Baldassarre, L., Giordano, M.C.

“…Biosensors are becoming ubiquitous in the study of biomolecules, as, by modifying shape size and environment of metallic nanostructures it is now possible to…”
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Fabrication of mid-infrared plasmonic antennas based on heavily doped germanium thin films by Samarelli, A., Frigerio, J., Sakat, E., Baldassarre, L., Gallacher, K., Finazzi, M., Isella, G., Ortolani, M., Biagioni, P., Paul, D.J.

“…In this work, the growth and the fabrication of heavily doped germanium plasmonic antennas for mid-infrared applications are reported. By tuning the phosphorus…”
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GPE and GPE analogues as promising neuroprotective agents by Cacciatore, I, Cornacchia, C, Baldassarre, L, Fornasari, E, Mollica, A, Stefanucci, A, Pinnen, F

“…The tripeptide glycine-proline-glutamate (GPE) is the naturally cleaved N-terminal tripeptide of insulin-like growth factor-1 (IGF-1) in brain tissues by an…”
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Polaron physics and crossover transition in magnetite probed by pressure-dependent infrared spectroscopy by Ebad-Allah, J, Baldassarre, L, Sing, M, Claessen, R, Brabers, V A M, Kuntscher, C A

“…The optical properties of magnetite at room temperature were studied by infrared reflectivity measurements as a function of pressure up to 8 GPa. The optical…”
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