Search Results - "Parravicini, J."

Observation of universal Hall response in strongly interacting Fermions by Zhou, T-W, Cappellini, G, Tusi, D, Franchi, L, Parravicini, J, Repellin, C, Greschner, S, Inguscio, M, Giamarchi, T, Filippone, M, Catani, J, Fallani, L

“…The Hall effect, which originates from the motion of charged particles in magnetic fields, has deep consequences for the description of materials, extending…”
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Design and characterization of a chloride-free organic copper solution: Electrochemical synthesis of Zn/Cu/Sn precursor stack for CZTS-based photoconversion devices by Panzeri, G., Dell'Oro, R., Sansotera, M., Marchionna, S., Parravicini, J., Acciarri, M., Binetti, S., Magagnin, L.

“…•Innovative procedure to electrodeposit copper onto zinc from an ethylene-glycol-based copper solution.•Immersion potential measurements demonstrate a slower…”
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Photorefractive light needles in glassy nanodisordered KNTN by Pierangeli, D, Parravicini, J, Di Mei, F, Parravicini, G B, Agranat, A J, DelRe, E

“…We study the formation of 2D self-trapped beams in nanodisordered potassium-sodium-tantalate-niobate (KNTN) cooled below the dynamic glass transition…”
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Measurement of two‐photon‐absorption spectra through nonlinear fluorescence produced by a line‐shaped excitation beam by HASANI, E., PARRAVICINI, J., TARTARA, L., TOMASELLI, A., TOMASSINI, D.

“…Summary We propose an innovative experimental approach to estimate the two‐photon absorption (TPA) spectrum of a fluorescent material. Our method develops the…”
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Rejuvenation in scale-free optics and enhanced diffraction cancellation life-time by Parravicini, J, Conti, C, Agranat, A J, DelRe, E

“…We demonstrate rejuvenation in scale-free optical propagation. The phenomenon is caused by the non-ergodic relaxation of the dipolar glass that mediates the…”
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One-step CZT electroplating from alkaline solution on flexible Mo foil for CZTS absorber by Marchi, C., Panzeri, G., Pedrazzetti, L., Khalil, M. I., Lucotti, A., Parravicini, J., Acciarri, M., Binetti, S., Magagnin, L.

“…In this work, Cu-Zn-Sn (CZT) is co-electrodeposited onto a flexible Mo substrate exploiting an alkaline bath (pH 10). The plating solution is studied by cyclic…”
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Observation of an intrinsic nonlinearity in the electro-optic response of freezing relaxors ferroelectrics by Pierangeli, D., Di Mei, F., Parravicini, J., Parravicini, GB, Agranat, A. J., Conti, C., DelRe, E.

“…We demonstrate an electro-optic response that is linear in the amplitude but independent of the sign of the applied electric field. The symmetry-preserving…”
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Aging solitons in photorefractive dipolar glasses by Parravicini, J, Pierangeli, D, Di Mei, F, Conti, C, Agranat, A J, DelRe, E

“…We study experimentally the aging of optical spatial solitons in a dipolar glass hosted by a nanodisordered sample of photorefractive…”
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Anti-diffracting beams through the diffusive optical nonlinearity by Di Mei, F, Parravicini, J, Pierangeli, D, Conti, C, Agranat, A J, DelRe, E

“…Anti-diffraction is a theoretically predicted nonlinear optical phenomenon that occurs when a light beam spontaneously focalizes independently of its…”
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Continuous Solitons in a Lattice Nonlinearity by Pierangeli, D, Flammini, M, Di Mei, F, Parravicini, J, de Oliveira, C E M, Agranat, A J, DelRe, E

“…We study theoretically and experimentally the propagation of optical solitons in a lattice nonlinearity, a periodic pattern that both affects and is strongly…”
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Diffraction cancellation over multiple wavelengths in photorefractive dipolar glasses by Parravicini, J, Di Mei, F, Conti, C, Agranat, A J, DelRe, E

“…We report the simultaneous diffraction cancellation for beams of different wavelengths in out-of-equilibrium dipolar glass. The effect is supported by the…”
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Observation of electro-activated localized structures in broad area VCSELs by Parravicini, J, Brambilla, M, Columbo, L, Prati, F, Rizza, C, Tissoni, G, Agranat, A J, DelRe, E

“…We demonstrate experimentally the electro-activation of a localized optical structure in a coherently driven broad-area vertical-cavity surface-emitting laser…”
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Constraint-free wavelength conversion supported by giant refraction in a 3D perovskite Super-Crystal by Falsi, L., Tartara, L., Mei, F. Di, Flammini, M., Parravicini, J., Pierangeli, D., Parravicini, G.B., Porto, P. Di, Xin, F., Agranat, A. J., DelRe, E.

“…We demonstrate second-harmonic generation (SHG) in a KTN:Li ferroelectric perovskite that manifests giant refraction (n ⪢ 1) [1] . When light is focused on the…”
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Thermal evolution of tetramethylammonium tetrafluoborate and perchlorate investigated through dielectric and IR spectroscopy by Parravicini, G.B., Marabelli, F., Floris, F., Pasquali, V., Parravicini, J., Ferloni, P.

“…An investigation of the permittivity and ac conductivity was performed for the first time on the isostructural tetrasubstituted alkylammonium (CH3)4NBF4 and…”
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Funnel-based biomimetic volume optics by DelRe, E., Pierangelo, A., Parravicini, J., Gentilini, S., Agranat, A. J.

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Optical and structural properties of Zirconium doped lithium niobate crystals by Minzioni, P, Nava, G, Parravicini, J, Cristiani, I, Degiorgio, V, Argiolas, N, Bazzan, M, Ciampolillo, M V, Sada, C, Saoner, L, Zaltron, A M

“…We present a careful investigation of the optical properties of Zr-doped lithium-niobate crystals. We also investigate in detail the threshold concentration…”
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Measuring Hall voltage and Hall resistance in an atom-based quantum simulator by Zhou, T. -W, Beller, T, Masini, G, Parravicini, J, Cappellini, G, Repellin, C, Giamarchi, T, Catani, J, Filippone, M, Fallani, L

“…The Hall effect has a paramount role in a wide range of disciplines, from applied sciences to the fundamental exploration of novel topological phases of…”
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Observation of diffraction cancellation for nonparaxial beams in the scale-free-optics regime by Di Mei, F., Pierangeli, D., Parravicini, J., Conti, C., Agranat, A. J., DelRe, E.

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Observation of Universal Hall Response in Strongly Interacting Fermions by Zhou, T. -W, Cappellini, G, Tusi, D, Franchi, L, Parravicini, J, Repellin, C, Greschner, S, Inguscio, M, Giamarchi, T, Filippone, M, Catani, J, Fallani, L

“…Science 381, 427-430 (2023). This is the author's version of the work. It is posted here by permission of the AAAS for personal use, not for redistribution…”
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Wavelength-insensitive negative optical permittivity without nanofabrication in transparent nonlinear dipolar glasses by Delre, E., Parravicini, J., Parravicini, G., Agranat, A. J., Conti, C.

“…We demonstrate an optically employable negative permittivity regime in a photorefractive dipolar glass. Signature anti-diffraction is detected when the…”
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