Abstract

Research and development are currently trying to run a storage ring free-electron laser down to 150 nm with robust optics. Vacuum-ultraviolet fluoride optics with protected oxide layers and enhanced metallic mirrors are investigated.

© 2006 Optical Society of America

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  1. M. Trovo, J. A. Clarke, M. E. Couprie, G. Dattoli, D. Garzella, A. Gatto, L. Giannessi, S. Günster, N. Kaiser, M. Marsi, M. W. Poole, D. Ristau, and R. P. Walker, "Operation of the European storage ring FEL at ELETTRA down to 190 nm," Nucl. Instrum. Methods Phys. Res. A 483, 157-161 (2002).
    [CrossRef]
  2. J. Heber, A. Gatto, and N. Kaiser, "Spectrophotometer in the vacuum UV," in Laser-Induced Damage in Optical Materials: 2002 and 7th International Workshop on Laser Beam and Optics Characterization, G. J. Exarhos, A. H. Guenther, N. Kaiser, K. L. Lewis, M. J. Soileau, C. J. Stolz, A. Giesen, and H. Weber, eds., Proc. SPIE 4932, 544-548 (2002).
  3. A. Gatto, J. Heber, N. Kaiser, D. Ristau, S. Gunster, J. Kohlhaas, M. Marsi, M. Trovo, and R. P. Walker, "High-performance UV/VUV optics for the storage ring FEL at ELETTRA," Nucl. Instrum. Methods Phys. Res. A 483, 357-362 (2002).
    [CrossRef]
  4. A. Gatto, "Coatings for UV-free electron lasers," in Interference Coatings, N. Kaiser and H. K. Pulker, eds., Vol. 88 of Springer Series in Optical Sciences (Springer-Verlag, 2003).

2002 (3)

M. Trovo, J. A. Clarke, M. E. Couprie, G. Dattoli, D. Garzella, A. Gatto, L. Giannessi, S. Günster, N. Kaiser, M. Marsi, M. W. Poole, D. Ristau, and R. P. Walker, "Operation of the European storage ring FEL at ELETTRA down to 190 nm," Nucl. Instrum. Methods Phys. Res. A 483, 157-161 (2002).
[CrossRef]

J. Heber, A. Gatto, and N. Kaiser, "Spectrophotometer in the vacuum UV," in Laser-Induced Damage in Optical Materials: 2002 and 7th International Workshop on Laser Beam and Optics Characterization, G. J. Exarhos, A. H. Guenther, N. Kaiser, K. L. Lewis, M. J. Soileau, C. J. Stolz, A. Giesen, and H. Weber, eds., Proc. SPIE 4932, 544-548 (2002).

A. Gatto, J. Heber, N. Kaiser, D. Ristau, S. Gunster, J. Kohlhaas, M. Marsi, M. Trovo, and R. P. Walker, "High-performance UV/VUV optics for the storage ring FEL at ELETTRA," Nucl. Instrum. Methods Phys. Res. A 483, 357-362 (2002).
[CrossRef]

Clarke, J. A.

M. Trovo, J. A. Clarke, M. E. Couprie, G. Dattoli, D. Garzella, A. Gatto, L. Giannessi, S. Günster, N. Kaiser, M. Marsi, M. W. Poole, D. Ristau, and R. P. Walker, "Operation of the European storage ring FEL at ELETTRA down to 190 nm," Nucl. Instrum. Methods Phys. Res. A 483, 157-161 (2002).
[CrossRef]

Couprie, M. E.

M. Trovo, J. A. Clarke, M. E. Couprie, G. Dattoli, D. Garzella, A. Gatto, L. Giannessi, S. Günster, N. Kaiser, M. Marsi, M. W. Poole, D. Ristau, and R. P. Walker, "Operation of the European storage ring FEL at ELETTRA down to 190 nm," Nucl. Instrum. Methods Phys. Res. A 483, 157-161 (2002).
[CrossRef]

Dattoli, G.

M. Trovo, J. A. Clarke, M. E. Couprie, G. Dattoli, D. Garzella, A. Gatto, L. Giannessi, S. Günster, N. Kaiser, M. Marsi, M. W. Poole, D. Ristau, and R. P. Walker, "Operation of the European storage ring FEL at ELETTRA down to 190 nm," Nucl. Instrum. Methods Phys. Res. A 483, 157-161 (2002).
[CrossRef]

Garzella, D.

M. Trovo, J. A. Clarke, M. E. Couprie, G. Dattoli, D. Garzella, A. Gatto, L. Giannessi, S. Günster, N. Kaiser, M. Marsi, M. W. Poole, D. Ristau, and R. P. Walker, "Operation of the European storage ring FEL at ELETTRA down to 190 nm," Nucl. Instrum. Methods Phys. Res. A 483, 157-161 (2002).
[CrossRef]

Gatto, A.

M. Trovo, J. A. Clarke, M. E. Couprie, G. Dattoli, D. Garzella, A. Gatto, L. Giannessi, S. Günster, N. Kaiser, M. Marsi, M. W. Poole, D. Ristau, and R. P. Walker, "Operation of the European storage ring FEL at ELETTRA down to 190 nm," Nucl. Instrum. Methods Phys. Res. A 483, 157-161 (2002).
[CrossRef]

J. Heber, A. Gatto, and N. Kaiser, "Spectrophotometer in the vacuum UV," in Laser-Induced Damage in Optical Materials: 2002 and 7th International Workshop on Laser Beam and Optics Characterization, G. J. Exarhos, A. H. Guenther, N. Kaiser, K. L. Lewis, M. J. Soileau, C. J. Stolz, A. Giesen, and H. Weber, eds., Proc. SPIE 4932, 544-548 (2002).

A. Gatto, J. Heber, N. Kaiser, D. Ristau, S. Gunster, J. Kohlhaas, M. Marsi, M. Trovo, and R. P. Walker, "High-performance UV/VUV optics for the storage ring FEL at ELETTRA," Nucl. Instrum. Methods Phys. Res. A 483, 357-362 (2002).
[CrossRef]

Giannessi, L.

M. Trovo, J. A. Clarke, M. E. Couprie, G. Dattoli, D. Garzella, A. Gatto, L. Giannessi, S. Günster, N. Kaiser, M. Marsi, M. W. Poole, D. Ristau, and R. P. Walker, "Operation of the European storage ring FEL at ELETTRA down to 190 nm," Nucl. Instrum. Methods Phys. Res. A 483, 157-161 (2002).
[CrossRef]

Gunster, S.

A. Gatto, J. Heber, N. Kaiser, D. Ristau, S. Gunster, J. Kohlhaas, M. Marsi, M. Trovo, and R. P. Walker, "High-performance UV/VUV optics for the storage ring FEL at ELETTRA," Nucl. Instrum. Methods Phys. Res. A 483, 357-362 (2002).
[CrossRef]

Günster, S.

M. Trovo, J. A. Clarke, M. E. Couprie, G. Dattoli, D. Garzella, A. Gatto, L. Giannessi, S. Günster, N. Kaiser, M. Marsi, M. W. Poole, D. Ristau, and R. P. Walker, "Operation of the European storage ring FEL at ELETTRA down to 190 nm," Nucl. Instrum. Methods Phys. Res. A 483, 157-161 (2002).
[CrossRef]

Heber, J.

A. Gatto, J. Heber, N. Kaiser, D. Ristau, S. Gunster, J. Kohlhaas, M. Marsi, M. Trovo, and R. P. Walker, "High-performance UV/VUV optics for the storage ring FEL at ELETTRA," Nucl. Instrum. Methods Phys. Res. A 483, 357-362 (2002).
[CrossRef]

J. Heber, A. Gatto, and N. Kaiser, "Spectrophotometer in the vacuum UV," in Laser-Induced Damage in Optical Materials: 2002 and 7th International Workshop on Laser Beam and Optics Characterization, G. J. Exarhos, A. H. Guenther, N. Kaiser, K. L. Lewis, M. J. Soileau, C. J. Stolz, A. Giesen, and H. Weber, eds., Proc. SPIE 4932, 544-548 (2002).

Kaiser, N.

J. Heber, A. Gatto, and N. Kaiser, "Spectrophotometer in the vacuum UV," in Laser-Induced Damage in Optical Materials: 2002 and 7th International Workshop on Laser Beam and Optics Characterization, G. J. Exarhos, A. H. Guenther, N. Kaiser, K. L. Lewis, M. J. Soileau, C. J. Stolz, A. Giesen, and H. Weber, eds., Proc. SPIE 4932, 544-548 (2002).

A. Gatto, J. Heber, N. Kaiser, D. Ristau, S. Gunster, J. Kohlhaas, M. Marsi, M. Trovo, and R. P. Walker, "High-performance UV/VUV optics for the storage ring FEL at ELETTRA," Nucl. Instrum. Methods Phys. Res. A 483, 357-362 (2002).
[CrossRef]

M. Trovo, J. A. Clarke, M. E. Couprie, G. Dattoli, D. Garzella, A. Gatto, L. Giannessi, S. Günster, N. Kaiser, M. Marsi, M. W. Poole, D. Ristau, and R. P. Walker, "Operation of the European storage ring FEL at ELETTRA down to 190 nm," Nucl. Instrum. Methods Phys. Res. A 483, 157-161 (2002).
[CrossRef]

Kohlhaas, J.

A. Gatto, J. Heber, N. Kaiser, D. Ristau, S. Gunster, J. Kohlhaas, M. Marsi, M. Trovo, and R. P. Walker, "High-performance UV/VUV optics for the storage ring FEL at ELETTRA," Nucl. Instrum. Methods Phys. Res. A 483, 357-362 (2002).
[CrossRef]

Marsi, M.

A. Gatto, J. Heber, N. Kaiser, D. Ristau, S. Gunster, J. Kohlhaas, M. Marsi, M. Trovo, and R. P. Walker, "High-performance UV/VUV optics for the storage ring FEL at ELETTRA," Nucl. Instrum. Methods Phys. Res. A 483, 357-362 (2002).
[CrossRef]

M. Trovo, J. A. Clarke, M. E. Couprie, G. Dattoli, D. Garzella, A. Gatto, L. Giannessi, S. Günster, N. Kaiser, M. Marsi, M. W. Poole, D. Ristau, and R. P. Walker, "Operation of the European storage ring FEL at ELETTRA down to 190 nm," Nucl. Instrum. Methods Phys. Res. A 483, 157-161 (2002).
[CrossRef]

Poole, M. W.

M. Trovo, J. A. Clarke, M. E. Couprie, G. Dattoli, D. Garzella, A. Gatto, L. Giannessi, S. Günster, N. Kaiser, M. Marsi, M. W. Poole, D. Ristau, and R. P. Walker, "Operation of the European storage ring FEL at ELETTRA down to 190 nm," Nucl. Instrum. Methods Phys. Res. A 483, 157-161 (2002).
[CrossRef]

Ristau, D.

M. Trovo, J. A. Clarke, M. E. Couprie, G. Dattoli, D. Garzella, A. Gatto, L. Giannessi, S. Günster, N. Kaiser, M. Marsi, M. W. Poole, D. Ristau, and R. P. Walker, "Operation of the European storage ring FEL at ELETTRA down to 190 nm," Nucl. Instrum. Methods Phys. Res. A 483, 157-161 (2002).
[CrossRef]

A. Gatto, J. Heber, N. Kaiser, D. Ristau, S. Gunster, J. Kohlhaas, M. Marsi, M. Trovo, and R. P. Walker, "High-performance UV/VUV optics for the storage ring FEL at ELETTRA," Nucl. Instrum. Methods Phys. Res. A 483, 357-362 (2002).
[CrossRef]

Trovo, M.

M. Trovo, J. A. Clarke, M. E. Couprie, G. Dattoli, D. Garzella, A. Gatto, L. Giannessi, S. Günster, N. Kaiser, M. Marsi, M. W. Poole, D. Ristau, and R. P. Walker, "Operation of the European storage ring FEL at ELETTRA down to 190 nm," Nucl. Instrum. Methods Phys. Res. A 483, 157-161 (2002).
[CrossRef]

A. Gatto, J. Heber, N. Kaiser, D. Ristau, S. Gunster, J. Kohlhaas, M. Marsi, M. Trovo, and R. P. Walker, "High-performance UV/VUV optics for the storage ring FEL at ELETTRA," Nucl. Instrum. Methods Phys. Res. A 483, 357-362 (2002).
[CrossRef]

Walker, R. P.

A. Gatto, J. Heber, N. Kaiser, D. Ristau, S. Gunster, J. Kohlhaas, M. Marsi, M. Trovo, and R. P. Walker, "High-performance UV/VUV optics for the storage ring FEL at ELETTRA," Nucl. Instrum. Methods Phys. Res. A 483, 357-362 (2002).
[CrossRef]

M. Trovo, J. A. Clarke, M. E. Couprie, G. Dattoli, D. Garzella, A. Gatto, L. Giannessi, S. Günster, N. Kaiser, M. Marsi, M. W. Poole, D. Ristau, and R. P. Walker, "Operation of the European storage ring FEL at ELETTRA down to 190 nm," Nucl. Instrum. Methods Phys. Res. A 483, 157-161 (2002).
[CrossRef]

Nucl. Instrum. Methods Phys. Res. A (2)

M. Trovo, J. A. Clarke, M. E. Couprie, G. Dattoli, D. Garzella, A. Gatto, L. Giannessi, S. Günster, N. Kaiser, M. Marsi, M. W. Poole, D. Ristau, and R. P. Walker, "Operation of the European storage ring FEL at ELETTRA down to 190 nm," Nucl. Instrum. Methods Phys. Res. A 483, 157-161 (2002).
[CrossRef]

A. Gatto, J. Heber, N. Kaiser, D. Ristau, S. Gunster, J. Kohlhaas, M. Marsi, M. Trovo, and R. P. Walker, "High-performance UV/VUV optics for the storage ring FEL at ELETTRA," Nucl. Instrum. Methods Phys. Res. A 483, 357-362 (2002).
[CrossRef]

Other (2)

A. Gatto, "Coatings for UV-free electron lasers," in Interference Coatings, N. Kaiser and H. K. Pulker, eds., Vol. 88 of Springer Series in Optical Sciences (Springer-Verlag, 2003).

J. Heber, A. Gatto, and N. Kaiser, "Spectrophotometer in the vacuum UV," in Laser-Induced Damage in Optical Materials: 2002 and 7th International Workshop on Laser Beam and Optics Characterization, G. J. Exarhos, A. H. Guenther, N. Kaiser, K. L. Lewis, M. J. Soileau, C. J. Stolz, A. Giesen, and H. Weber, eds., Proc. SPIE 4932, 544-548 (2002).

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Figures (3)

Fig. 1
Fig. 1

Basic layout of a storage ring FEL. Displayed are the three constituents: electron beam, undulator magnets, and optical cavity. Schematic of the match between radiation pulse (photons) and electron bunch to obtain a coherent emission (electron bunching).

Fig. 2
Fig. 2

Thermal evaporated fluoride multilayer (BAK640) at 180   nm , protected by a silica-capping layer (deposited by Advanced Plasma Source). Decreased reflectivity of 5% after lasing attempt (compared to 30% for an unprotected fluoride multilayer).

Fig. 3
Fig. 3

Enhanced-Al system for 157 and 193   nm . Comparison with unprotected Al coating.

Tables (2)

Tables Icon

Table 1 Principal Characteristic Orders of the Radiation Received by an UV FEL Mirror Compared with an Excimer Laser Mirror

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Table 2 Fluoride Systems at 180 nm with Oxide-Capping Layers

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