Search Results - "Setija, I."

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…”
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Three-dimensional, time-dependent simulation of free-electron lasers with planar, helical, and elliptical undulators by Freund, H P, van der Slot, P J M, Grimminck, D L A G, Setija, I D, Falgari, P

“…Free-electron lasers (FELs) have been built ranging in wavelength from long-wavelength oscillators using partial wave guiding through ultraviolet through hard…”
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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…”
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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,…”
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On the complexity of aperiodic Fourier modal methods for finite periodic structures by Pisarenco, M., Setija, I.D.

“…The Fourier modal method (FMM) is based on Fourier expansions of the electromagnetic field and is inherently built for infinitely periodic structures. When the…”
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Addendum: Beyond the limits of 1D coherent synchrotron radiation (2018 New J. Phys. 20 073035) 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

“…Abstract This paper is an addendum to reference  (Brynes et al 2018 New J. Phys. 20 073035), in which we studied the transverse emittance growth due to…”
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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…”
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Compact compressive arc and beam switchyard for energy recovery linac-driven ultraviolet free electron lasers by Akkermans, J. A. G., Di Mitri, S., Douglas, D., Setija, I. D.

“…High gain free electron lasers (FELs) driven by high repetition rate recirculating accelerators have received considerable attention in the scientific and…”
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Microbunching instability characterization via temporally modulated laser pulses by Brynes, A. D., Akkermans, I., Allaria, E., Badano, L., Brussaard, S., Danailov, M., Demidovich, A., De Ninno, G., Giannessi, L., Mirian, N. S., Penco, G., Perosa, G., Ribič, P. Rebernik, Roussel, E., Setija, I., Smorenburg, P., Spampinati, S., Spezzani, C., Trovò, M., Williams, P. H., Wolski, A., Di Mitri, S.

“…High-brightness electron bunches, such as those generated and accelerated in free-electron lasers (FELs), can develop small-scale structure in the longitudinal…”
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Efficient solution of Maxwell’s equations for geometries with repeating patterns by an exchange of discretization directions in the aperiodic Fourier modal method by Pisarenco, M., Maubach, J.M.L., Setija, I.D., Mattheij, R.M.M.

“…The aperiodic Fourier modal method in contrast-field formulation is a numerical discretization and solution technique for solving scattering problems in…”
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Optical cooling of atomic hydrogen in a magnetic trap by SETIJA, I. D, WERIJ, H. G. C, LUITEN, O. J, REYNOLDS, M. W, HIJMANS, T. W, WALRAVEN, J. T. M

“…We present the first experimental demonstration of optical cooling of atomic hydrogen. Two methods are discussed: Doppler cooling, for which we report a…”
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Inverse-Woodpile Photonic Band Gap Crystals with a Cubic Diamond-like Structure Made from Single-Crystalline Silicon by van den Broek, J. M., Woldering, L. A., Tjerkstra, R. W., Segerink, F. B., Setija, I. D., Vos, W. L.

“…Three dimensional photonic band gap crystals with a cubic diamond‐like symmetry are fabricated. These so‐called inverse‐woodpile nanostructures consist of two…”
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Quantum reflection: focusing of hydrogen atoms with a concave mirror by BERKHOUT, J. J, LUITEN, O. J, SETIJA, I. D, HIJMANS, T. W, MIZUSAKI, T, WALRAVEN, J. T. M

“…We use a concave spherical mirror to focus at 18-mm-diam beam of H atoms down to 0.5 mm. The mirror consists of a fused-quartz substrate polished to optical…”
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Three-Dimensional, Time-Dependent Simulation of Free-Electron Lasers with Planar, Helical, and Elliptical Undulators by Freund, H. P, van der Slot, P. J. M, Grimminck, D. L. A. G, Setija, I. D, Falgari, P

“…Free-electron lasers (FELs) have been built ranging in wavelength from long-wavelength oscillators using partial wave guiding through ultraviolet through hard…”
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Lyman-α spectroscopy of magnetically trapped atomic hydrogen by LUITEN, O. J, WERIJ, H. G. C, SETIJA, I. D, REYNOLDS, M. W, HIJMANS, T. W, WALRAVEN, J. T. M

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VUV spectroscopy of magnetically trapped atomic hydrogen by LUITEN, O. J, WERIJ, H. G. C, REYNOLDS, M. W, SETIJA, I. D, HIJMANS, T. W, WALRAVEN, J. T. M

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Microbunching instability characterization via temporally modulated laser pulses by Brynes, A. d., Akkermans, I., Allaria, E., Badano, L., Brussaard, S., Danailov, M., Demidovich, A., de Ninno, G., Giannessi, L., Mirian, N. s., Penco, G., Perosa, G., Ribič, P. Rebernik, Roussel, Eléonore, Setija, I., Smorenburg, P., Spampinati, S., Spezzani, C., Trovò, M., Williams, P. h., Wolski, A., Di Mitri, S.

“…High-brightness electron bunches, such as those generated and accelerated in free-electron lasers (FELs), can develop small-scale structure in the longitudinal…”
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Energy transfer between ripplons and phonons in liquid helium at low temperatures by REYNOLDS, M. W, SETIJA, I. D, SHLYAPNIKOV, G. V

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Microbunching Instability Characterisation via Temporally Modulated Laser Pulses by Brynes, A. D, Akkermans, I, Allaria, E, Badano, L, Brussaard, S, Danailov, M, Demidovich, A, De Ninno, G, Giannessi, L, Mirian, N. S, Penco, G, Perosa, G, Ribič, P. Rebernik, Roussel, E, Setija, I, Smorenburg, P, Spampinati, S, Spezzani, C, Trovò, M, Williams, P. H, Wolski, A, Di Mitri, S

“…High-brightness electron bunches, such as those generated and accelerated in free-electron lasers (FELs), can develop small-scale structure in the longitudinal…”
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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, DiMitri, S

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