Search Results - "Mitri, S. Di"

Operating synchrotron light sources with a high gain free electron laser by Mitri, S Di, Cornacchia, M

“…Since the 1980s synchrotron light sources have been considered as drivers of a high repetition rate (RR), high gain free electron laser (FEL) inserted in a…”
Get full text

Soft X-Ray Second Harmonic Generation as an Interfacial Probe by Lam, R K, Raj, S L, Pascal, T A, Pemmaraju, C D, Foglia, L, Simoncig, A, Fabris, N, Miotti, P, Hull, C J, Rizzuto, A M, Smith, J W, Mincigrucci, R, Masciovecchio, C, Gessini, A, Allaria, E, De Ninno, G, Diviacco, B, Roussel, E, Spampinati, S, Penco, G, Di Mitri, S, Trovò, M, Danailov, M, Christensen, S T, Sokaras, D, Weng, T-C, Coreno, M, Poletto, L, Drisdell, W S, Prendergast, D, Giannessi, L, Principi, E, Nordlund, D, Saykally, R J, Schwartz, C P

“…Nonlinear optical processes at soft x-ray wavelengths have remained largely unexplored due to the lack of available light sources with the requisite intensity…”
Get full text

Transverse emittance-preserving arc compressor for high-brightness electron beam-based light sources and colliders by Di Mitri, S., Cornacchia, M.

“…Bunch length magnetic compression is used in high-brightness linacs driving free-electron lasers (FELs) and particle colliders to increase the peak current of…”
Get full text

The FERMI free-electron lasers by Allaria, E., Badano, L., Bassanese, S., Capotondi, F., Castronovo, D., Cinquegrana, P., Danailov, M. B., D'Auria, G., Demidovich, A., De Monte, R., De Ninno, G., Di Mitri, S., Diviacco, B., Fawley, W. M., Ferianis, M., Ferrari, E., Gaio, G., Gauthier, D., Giannessi, L., Iazzourene, F., Kurdi, G., Mahne, N., Nikolov, I., Parmigiani, F., Penco, G., Raimondi, L., Rebernik, P., Rossi, F., Roussel, E., Scafuri, C., Serpico, C., Sigalotti, P., Spezzani, C., Svandrlik, M., Svetina, C., Trovó, M., Veronese, M., Zangrando, D., Zangrando, M.

“…FERMI is a seeded free‐electron laser (FEL) facility located at the Elettra laboratory in Trieste, Italy, and is now in user operation with its first FEL line,…”
Get full text

Multicolor High-Gain Free-Electron Laser Driven by Seeded Microbunching Instability by Roussel, E, Ferrari, E, Allaria, E, Penco, G, Di Mitri, S, Veronese, M, Danailov, M, Gauthier, D, Giannessi, L

“…Laser-heater systems are essential tools to control and optimize high-gain free-electron lasers (FELs) working in the x-ray wavelength range. Indeed, these…”
Get full text

Experimental evidence of intrabeam scattering in a free-electron laser driver by Di Mitri, S, Perosa, G, Brynes, A, Setija, I, Spampinati, S, Williams, P H, Wolski, A, Allaria, E, Brussaard, S, Giannessi, L, Penco, G, Rebernik, P R, Trovò, M

“…The effect of multiple small-angle Coulomb scattering, or intrabeam scattering (IBS) is routinely observed in electron storage rings over the typical damping…”
Get full text

Characterisation of microbunching instability with 2D Fourier analysis by Brynes, A. D., Akkermans, I., Allaria, E., Badano, L., Brussaard, S., Ninno, G. De, Gauthier, D., Gaio, G., Giannessi, L., Mirian, N. S., Penco, G., Perosa, G., Rebernik, P., Setija, I., Spampinati, S., Spezzani, C., Trovò, M., Veronese, M., Williams, P. H., Wolski, A., Mitri, S. Di

“…The optimal performance of high-brightness free-electron lasers (FELs) is limited by the microbunching instability, which can cause variations in both the…”
Get full text

Coherent THz Emission Enhanced by Coherent Synchrotron Radiation Wakefield by Di Mitri, S., Perucchi, A., Adhlakha, N., Di Pietro, P., Nicastro, S., Roussel, E., Spampinati, S., Veronese, M., Allaria, E., Badano, L., Cudin, I., De Ninno, G., Diviacco, B., Gaio, G., Gauthier, D., Giannessi, L., Lupi, S., Penco, G., Piccirilli, F., Rebernik, P., Spezzani, C., Trovò, M.

“…We demonstrate that emission of coherent transition radiation by a ∼1 GeV energy-electron beam passing through an Al foil is enhanced in intensity and extended…”
Get full text

Addendum: Experimental evidence of intrabeam scattering in a free-electron laser driver (2020 New J. Phys. 22 083053) by Di Mitri, S, Perosa, G, Brynes, A, Setija, I, Spampinati, S, Williams, P H, Wolski, A, Allaria, E, Brussaard, S, Giannessi, L, Penco, G, Rebernik, P R, Trov, M

“…Abstract A conceptual inaccuracy in the calculation of energy spread induced by intrabeam scattering in the presence of linear acceleration is put in evidence…”
Get full text

Beyond the limits of 1D coherent synchrotron radiation by Brynes, A D, Smorenburg, P, Akkermans, I, Allaria, E, Badano, L, Brussaard, S, Danailov, M, Demidovich, A, De Ninno, G, Gauthier, D, Gaio, G, van der Geer, S B, Giannessi, L, de Loos, M J, Mirian, N S, Penco, G, Rebernik, P, Rossi, F, Setija, I, Spampinati, S, Spezzani, C, Trovò, M, Williams, P H, Di Mitri, S

“…An understanding of collective effects is of fundamental importance for the design and optimisation of the performance of modern accelerators. In particular,…”
Get full text

Slow Interatomic Coulombic Decay of Multiply Excited Neon Clusters by Iablonskyi, D, Nagaya, K, Fukuzawa, H, Motomura, K, Kumagai, Y, Mondal, S, Tachibana, T, Takanashi, T, Nishiyama, T, Matsunami, K, Johnsson, P, Piseri, P, Sansone, G, Dubrouil, A, Reduzzi, M, Carpeggiani, P, Vozzi, C, Devetta, M, Negro, M, Calegari, F, Trabattoni, A, Castrovilli, M C, Faccialà, D, Ovcharenko, Y, Möller, T, Mudrich, M, Stienkemeier, F, Coreno, M, Alagia, M, Schütte, B, Berrah, N, Kuleff, A I, Jabbari, G, Callegari, C, Plekan, O, Finetti, P, Spezzani, C, Ferrari, E, Allaria, E, Penco, G, Serpico, C, De Ninno, G, Nikolov, I, Diviacco, B, Di Mitri, S, Giannessi, L, Prince, K C, Ueda, K

“…Ne clusters (∼5000  atoms) were resonantly excited (2p→3s) by intense free electron laser (FEL) radiation at FERMI. Such multiply excited clusters can decay…”
Get full text

Mitigation of the microbunching instability through transverse Landau damping by Brynes, A. D., Perosa, G., Tsai, C.-Y., Allaria, E., Badano, L., De Ninno, G., Ferrari, E., Garzella, D., Giannessi, L., Penco, G., Ribič, P. Rebernik, Roussel, E., Spampinati, S., Spezzani, C., Trovò, M., Veronese, M., Di Mitri, S.

“…The microbunching instability has been a long-standing issue for high-brightness free-electron lasers (FELs) and is a significant showstopper to achieve full…”
Get full text

Undulators and Light Production with the XLS-CompactLight Design Study by Nguyen, F., Carpanese, M., Petralia, A., Bernhard, A., Arnsberg, J., Fatehi, S., Gethmann, J., Grohmann, S., Krasch, B., Schmidt, T., Calvi, M., Danner, S., Zhang, K., Thompson, N., Clarke, J. A., Castañeda Cortés, H. M., Dunning, D. J., Hinton, A., Shepherd, B., Geometrante, R., Kokole, M., Milharcic, T., Pockar, J., Aksoy, A., Nergiz, Z., Marcos, J., Perez, F., Cross, A. W., Zhang, L., Zhu, D., Richter, S. C., Latina, A., Cianchi, A., Goryashko, V., D’Auria, G., Di Mitri, S., Rochow, R.

“…Free electron laser (FEL) facilities provide broadly tunable and highly coherent photon beams. These machines still have an unexplored potential and…”
Get full text

Cancellation of coherent synchrotron radiation kicks with optics balance by Di Mitri, S, Cornacchia, M, Spampinati, S

“…Minimizing transverse emittance is essential in linear accelerators designed to deliver very high brightness electron beams. Emission of coherent synchrotron…”
Get full text

Microbunching instability suppression via electron-magnetic-phase mixing by Di Mitri, S, Spampinati, S

“…Control of the microbunching instability is a fundamental requirement in modern high-brightness electron linacs, in order to prevent misleading responses of…”
Get full text

Two-stage seeded soft-X-ray free-electron laser by Allaria, E., Castronovo, D., Cinquegrana, P., Craievich, P., Dal Forno, M., Danailov, M. B., D'Auria, G., Demidovich, A., De Ninno, G., Di Mitri, S., Diviacco, B., Fawley, W. M., Ferianis, M., Ferrari, E., Froehlich, L., Gaio, G., Gauthier, D., Giannessi, L., Ivanov, R., Mahieu, B., Mahne, N., Nikolov, I., Parmigiani, F., Penco, G., Raimondi, L., Scafuri, C., Serpico, C., Sigalotti, P., Spampinati, S., Spezzani, C., Svandrlik, M., Svetina, C., Trovo, M., Veronese, M., Zangrando, D., Zangrando, M.

“…We report the first generation of coherent, tunable, variable-polarization, soft X-ray femtosecond pulses, generated by a seeded free-electron laser (FEL)…”
Get full text

Coherent control with a short-wavelength free-electron laser by Prince, K. C., Allaria, E., Callegari, C., Cucini, R., De Ninno, G., Di Mitri, S., Diviacco, B., Ferrari, E., Finetti, P., Gauthier, D., Giannessi, L., Mahne, N., Penco, G., Plekan, O., Raimondi, L., Rebernik, P., Roussel, E., Svetina, C., Trovò, M., Zangrando, M., Negro, M., Carpeggiani, P., Reduzzi, M., Sansone, G., Grum-Grzhimailo, A. N., Gryzlova, E. V., Strakhova, S. I., Bartschat, K., Douguet, N., Venzke, J., Iablonskyi, D., Kumagai, Y., Takanashi, T., Ueda, K., Fischer, A., Coreno, M., Stienkemeier, F., Ovcharenko, Y., Mazza, T., Meyer, M.

“…Researchers demonstrate correlation of two colours (63.0 and 31.5 nm wavelengths) in a free-electron laser and control photoelectron angular distribution by…”
Get full text

Terahertz Tuning of Dirac Plasmons in Bi2Se3 Topological Insulator by Di Pietro, P, Adhlakha, N, Piccirilli, F, Di Gaspare, A, Moon, J, Oh, S, Di Mitri, S, Spampinati, S, Perucchi, A, Lupi, S

“…Light can be strongly confined in subwavelength spatial regions through the interaction with plasmons, the collective electronic modes appearing in metals and…”
Get full text

Single-shot terahertz time-domain spectrometer using 1550 nm probe pulses and diversity electro-optic sampling by Roussel, E., Szwaj, C., Di Pietro, P., Adhlakha, N., Cinquegrana, P., Veronese, M., Evain, C., Di Mitri, S., Perucchi, A., Bielawski, S.

“…Classical terahertz spectroscopy usually requires the use of Fourier transform or Time-Domain Spectrometers. However, these classical techniques become…”
Get full text

Two-colour pump–probe experiments with a twin-pulse-seed extreme ultraviolet free-electron laser by Allaria, E., Bencivenga, F., Borghes, R., Capotondi, F., Castronovo, D., Charalambous, P., Cinquegrana, P., Danailov, M. B., De Ninno, G., Demidovich, A., Di Mitri, S., Diviacco, B., Fausti, D., Fawley, W. M., Ferrari, E., Froehlich, L., Gauthier, D., Gessini, A., Giannessi, L., Ivanov, R., Kiskinova, M., Kurdi, G., Mahieu, B., Mahne, N., Nikolov, I., Masciovecchio, C., Pedersoli, E., Penco, G., Raimondi, L., Serpico, C., Sigalotti, P., Spampinati, S., Spezzani, C., Svetina, C., Trovò, M., Zangrando, M.

“…Exploring the dynamics of matter driven to extreme non-equilibrium states by an intense ultrashort X-ray pulse is becoming reality, thanks to the advent of…”
Get full text