Search Results - "Ottaviani, P.L."

Mid-infrared free electron laser oscillator sources and semi-analytical formulae by Dattoli, G., Ottaviani, P.L., Pagnutti, S., Evtushenko, P.

“…New data from mid-infrared free electron laser (FEL) oscillators operation are now available, we show that they can be reproduced on the basis of a fairly…”
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Deep saturated Free Electron Laser oscillators and frozen spikes by Ottaviani, P.L., Pagnutti, S., Dattoli, G., Sabia, E., Petrillo, V., Slot, P.J.M. van der, Biedron, S., Milton, S.

“…We analyze the behavior of Free Electron Laser (FEL) oscillators operating in the deep saturated regime and point out the formation of sub-peaks of the optical…”
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Energy phase correlation and pulse dynamics in short bunch high gain FELs by Dattoli, G., Giannessi, L., Pagnutti, S., Ottaviani, P.L.

“…We analyze the dynamics of Free Electron Laser (FEL) devices, operating with a bunched beam exhibiting a longitudinal phase space correlation. We show that the…”
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The FEL SASE operation, bunch compression and the beam heater by Dattoli, G., Labat, M., Migliorati, M., Ottaviani, P.L., Pagnutti, S., Sabia, E.

“…We discuss the conditions required for an optimal SASE FEL operation when bunch compression techniques are exploited to enhance the bunch peak current. We…”
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Cancer metabolism and the dynamics of metastasis by Dattoli, G., Guiot, C., Delsanto, P.P., Ottaviani, P.L., Pagnutti, S., Deisboeck, T.S.

“…Cancer growth dynamics, commonly simulated with a Gompertzian model, is analyzed in the framework of a more recent and realistic model. In particular, we…”
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Semi-analytical models of free electron laser saturation by Dattoli, G., Ottaviani, P.L.

“…We show that a fairly accurate description of Free Electron Laser evolution from linear regime to saturation can be obtained by exploiting semi-analytical…”
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Seeding experiments at SPARC by Giannessi, L., Alesini, D., Biagini, M., Boscolo, M., Bougeard, M., Breger, P., Carré, B., Castellano, M., Cianchi, A., Ciocci, F., Chiadroni, E., Clozza, A., Couprie, M.E., Cultrera, L., Dattoli, G., De Silvestri, S., Di Pace, A., Di Pirro, G., Doria, A., Drago, A., Ferrario, M., Filippetto, D., Frassetto, F., Fusco, V., Gallerano, G.P., Gallo, A., Garzella, D., Ghigo, A., Germano, M., Giovenale, E., Labat, M., Lambert, G., Mattioli, M., Merdji, H., Monchicourt, P., Migliorati, M., Musumeci, P., Nisoli, M., Orlandi, G.L., Ottaviani, P.L., Pace, E., Pagnutti, S., Palumbo, L., Petralia, A., Petrarca, M., Poletto, L., Quattromini, M., Reiche, S., Rosenzweig, J.B., Ronsivalle, C., Salières, P., Sabia, E., Sansone, G., Serafini, L., Spassovsky, I., Spataro, B., Stagira, S., Surrenti, V., Tchebakoff, O., Tomassini, S., Tondello, G., Vaccarezza, C., Vicario, C.

“…In the framework of the DS4 EUROFEL collaboration, a research work plan at the SPARC free-electron laser (FEL) test facility aiming at the investigation of…”
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Two harmonic undulators and harmonic generation in high gain free electron lasers by Dattoli, G., Giannessi, L., Ottaviani, P.L., Freund, H.P., Biedron, S.G., Milton, S.

“…We consider an undulator scheme to enhance harmonic generation in high gain free electron lasers. The configuration we consider consists of an undulator…”
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High gain single pass free electron laser dynamics and pulse propagation effects by Dattoli, G., Ottaviani, P.L.

“…In this paper, we show that the pulse propagation effects in high gain single pass free electron laser dynamics, from small signal to saturation, can be…”
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Bunching and exotic undulator configurations in SASE FELs by Dattoli, G., Doria, A., Giannessi, L., Ottaviani, P.L.

“…We discuss non-conventional undulator configurations for SASE FEL devices aimed at enhancing the emission on higher harmonics, reducing the saturation length…”
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Pulse propagation and supermodes in Optical-Klystron FEL oscillators by Bartolini, R., Dattoli, G., Giannessi, L., Ottaviani, P.L.

“…Pulse propagation in Optical-Klystron (OK) FEL oscillator devices has many analogies with that of ordinary FEL oscillators. The numerical analysis of the pulse…”
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MOPA optical klystron FELs and coherent harmonic generation by Dattoli, G., Giannessi, L., Ottaviani, P.L.

“…We analyse the behaviour of a master oscillator power amplifier FEL, where the amplifier operates on a harmonic of the oscillator. The premature saturation of…”
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Status of the SPARC project by Alesini, D, Bertolucci, S, Biagini, M.E, Biscari, C, Boni, R, Boscolo, M, Castellano, M, Clozza, A, Di Pirro, G, Drago, A, Esposito, A, Ferrario, M, Fusco, V, Gallo, A, Ghigo, A, Guiducci, S, Incurvati, M, Ligi, C, Marcellini, F, Migliorati, M, Milardi, C, Mostacci, A, Palumbo, L, Pellegrino, L, Preger, M, Raimondi, P, Ricci, R, Sanelli, C, Serio, M, Sgamma, F, Spataro, B, Stecchi, A, Stella, A, Tazzioli, F, Vaccarezza, C, Vescovi, M, Vicario, C, Zobov, M, Alessandria, F, Bacci, A, Boscolo, I, Broggi, F, Cialdi, S, DeMartinis, C, Giove, D, Maroli, C, Mauri, M, Petrillo, V, Romè, M, Serafini, L, Levi, D, Mattioli, M, Medici, G, Catani, L, Chiadroni, E, Tazzari, S, Bartolini, R, Ciocci, F, Dattoli, G, Doria, A, Flora, F, Gallerano, G.P, Giannessi, L, Giovenale, E, Messina, G, Mezi, L, Ottaviani, P.L, Pagnutti, S, Picardi, L, Quattromini, M, Renieri, A, Ronsivalle, C, Cianchi, A, Angelo, A.D, Di Salvo, R, Fantini, A, Moricciani, D, Schaerf, C, Rosenzweig, J.B

“…In this paper we report on the final design of the SPARC FEL experiment which is under construction at the Frascati INFN Laboratories by a collaboration…”
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Storage ring free electron laser: operation with two undulators having opposite circular polarizations by Dattoli, G., Ottaviani, P.L.

“…In Storage Ring Free Electron Lasers two undulators, having opposite helical polarizations and arranged as an Optical-Klystron, may be exploited to obtain…”
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Potential well distortion saw-tooth instability and FEL dynamics by Dattoli, G., Mezi, L., Migliorati, M., Ottaviani, P.L., Couprie, M.E.

“…We discuss a phenomenological model, capable of reproducing the effect of potential well distortion and of saw-tooth instability on an e-beam propagating in a…”
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Semi-analytical models for saturation in optical-klystron FEL devices by Bartolini, R., Dattoli, G., Giannessi, L., Ottaviani, P.L.

“…We develop a semi-analytical model capable of describing the saturation dynamics of FEL oscillator devices, operating with an optical-klystron configuration in…”
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Evolution of transverse modes in a high-gain free-electron laser by Biedron, S.G, Freund, H.P, Milton, S.V, Dattoli, G, Renieri, A, Ottaviani, P.L

“…At the point of saturation in a high-gain free-electron laser (FEL) the light is fully transversely coherent. The number and evolution of the transverse modes…”
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A compact free electron laser device operating in the UV-soft X-ray region by Dattoli, G., Ottaviani, P.L., Renieri, A., Biedron, S.G., Freund, H.P., Milton, S.V.

“…We discuss the design elements of a compact free electron laser device, operating, in an oscillator–amplifier configuration, up to the soft X-ray region. We…”
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Conceptual design of a high-brightness linac for soft X-ray SASE-FEL source by Alesini, D., Bertolucci, S., Biagini, M.E., Biscari, C., Boni, R., Boscolo, M., Castellano, M., Clozza, A., Pirro, G.Di, Drago, A., Esposito, A., Ferrario, M., Fusco, V., Gallo, A., Ghigo, A., Guiducci, S., Incurvati, M., Laurelli, P., Ligi, C., Marcellini, F., Migliorati, M., Milardi, C., Palumbo, L., Pellegrino, L., Preger, M., Raimondi, P., Ricci, R., Sanelli, C., Sgamma, F., Spataro, B., Serio, M., Stecchi, A., Stella, A., Tazzioli, F., Vaccarezza, C., Vescovi, M., Vicario, C., Zobov, M., Acerbi, E., Alessandria, F., Barni, D., Bellomo, G., Birattari, C., Bonardi, M., Boscolo, I., Bosotti, A., Broggi, F., Cialdi, S., DeMartinis, C., Giove, D., Maroli, C., Michelato, P., Monaco, L., Pagani, C., Petrillo, V., Pierini, P., Serafini, L., Sertore, D., Volpini, G., Chiadroni, E., Felici, G., Levi, D., Mastrucci, M., Mattioli, M., Medici, G., Petrarca, G.S., Catani, L., Cianchi, A., D’Angelo, A., Salvo, R.Di, Fantini, A., Moricciani, D., Schaerf, C., Bartolini, R., Ciocci, F., Dattoli, G., Doria, A., Flora, F., Gallerano, G.P., Giannessi, L., Giovenale, E., Messina, G., Mezi, L., Ottaviani, P.L., Picardi, L., Quattromini, M., Renieri, A., Ronsivalle, C., Avaldi, L., Carbone, C., Cricenti, A., Pifferi, A., Perfetti, P., Prosperi, T., Albertini, V.Rossi, Quaresima, C., Zema, N.

“…FELs based on SASE are believed to be powerful tools to explore the frontiers of basic sciences, from physics to chemistry to biology. Intense R&D programs…”
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Dynamical behaviour of free electron laser devices operating with two undulators having opposite circular polarizations by Dattoli, G., Ottaviani, P.L., Bucci, L.

“…Optical-Klystron free electron lasers operating with undulators having opposite circular polarizations are characterized by a spontaneous emission spectrum…”
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