Scientific Commons: K. Wittenburg

properties and applications to term rewriting systems. Journal of the ACM, 27(4):797--821, October 1980. [61] G. Huet and D. Oppen. Equations and rewrite rules: a survey. In Formal Languages:...

Conventional wire scanners for TESLA by (2007)

K. Wittenburg, Deutsches Elektronen Synchrotron

Conventional wire scanners with thin solid wires (conventional compared with new techniques using, for example, Lasers) are widely used for beam size measurements in particle accelerators. Their...

Operation of a free electron laser from the extreme ultraviolet to the water window (2007)

Ackermann, W., Asova, G., Ayvazyan, V., Azima, A., Baboi, N., Bähr, J., ...

We report results on the performance of a free electron laser operating at a wavelength of 13.7 nm where unprecedented peak and average powers for a coherent EUV radiation source have been measured....

Operation of a free electron laser from the extreme ultraviolet to the water window (2007)

Ackermann, W., Asova, G., Ayvazyan, V., Azima, A., Baboi, N., Bähr, J., ...

We report results on the performance of a free electron laser operating at a wavelength of 13.7 nm where unprecedented peak and average powers for a coherent EUV radiation source have been measured....

Operation of a Free-electron Laser from the Extreme Ultraviolet to the Water Window. (2007)

W. Ackermann, DESY Maschinenphysik, G. Asova, V. Ayvazyan, A. Azima, N. Baboi, ...

Journal article

Beam Profile Measurements with the 2 D Laser Wire at PETRA 2007-06-25 - 2007-06-29 (2007)

T. Kamps, DESY Forschung Hochenergiephysik, K. Balewski, E. Elsen, V. Gharibyan, ...

Contribution to a conf. proceeding (book/online)

Vibrating Wires for Beam Diagnostics. (2007)

S.G. Arutunian, DESY Maschinenphysik, M.R. Mailian, K. Wittenburg

Journal article

Beam Profile Measurements with the 2-D Laser-Wire at PETRA. 2007-06-25 - 2007-06-29 (2007)

M.T. Price, DESY Maschinenphysik, G.A. Blair, G. Boorman, S.T. Boogert, ...

Contribution to a conf. proceeding (book/online)

A New Measurement Tool for Characterization of Superconducting RF Accelerator Cavities Using High Performance LTS SQUIDs. (2007)

W. Vodel, DESY Maschinenphysik, R. Neubert, S. Nietzsche, P. Seidel, K. Knaack, ...

Journal article

Operation of a free-electron laser from the extreme ultraviolet to the water window (2007)

W. Ackermann, G. Asova, V. Ayvazyan, A. Azima, N. Baboi, ...

Journal article

Micro-strip metal detector for the beam profile monitoring (2007)

V. Pugatch, M. Borysova, A. Mykhailenko, O. Fedorovitch, Y. Pylypchenko, ...

Journal article

Micro-strip metal detector for the beam profile monitoring (2007)

Pugatch, V., Borysova, M., Mykhailenko, A., Fedorovitch, O., Pylypchenko, Y., Perevertaylo, V., ...

First operation of a free-electron laser generating GW power radiation at 32 nm wavelength (2006)

Ayvazyan, V., Baboi, N., Bähr, J., Balandin, V., Beutner, B., Brandt I., A., ...

Many scientific disciplines ranging from physics, chemistry and biology to material sciences, geophysics and medical diagnostics need a powerful X-ray source with pulse lengths in the femtosecond...

First operation of a free-electron laser generating GW power radiation at 32 nm wavelength (2006)

Ayvazyan, V., Baboi, N., Bähr, J., Balandin, V., Beutner, B., Brandt I., A., ...

Many scientific disciplines ranging from physics, chemistry and biology to material sciences, geophysics and medical diagnostics need a powerful X-ray source with pulse lengths in the femtosecond...

Proton Synchrotron Radiation Diagnostics at HERA. 2006-05-01 - 2006-05-04 (2006)

G. Kube, DESY Maschinenphysik, G. Priebe, Ch. Wiebers, K. Wittenburg

Contribution to a conf. proceeding (book/online)

Very Fast Beam Losses at HERA, and What Has Been Done about It. (2006)

M. Werner, DESY Maschinenphysik, K. Wittenburg

Internal report | Preprint

A Beam Shape Oscillation Monitor for HERA. 2006-05-01 - 2006-05-04 (2006)

O.V. Afanasyev, DESY Maschinenphysik, A.B. Baluev, K.I. Gubrienko, E.A. Merker, ...

Contribution to a conf. proceeding (book/online)

Remote Diagnostics and Maintenance of Beam Instrumentation Devices 2005-12-06 - 2005-12-07 (2006)

K. Wittenburg, DESY Maschinenphysik, K. Wittenburg (ed.)

Contribution to a conf. proceeding (book/online)

Examination of the Bunch Current and Bunch Pattern Dependence of the LIBERA BPM Electronic. (2006)

K. Balewski, DESY Maschinenphysik, I. Krupchenkov, K. Wittenburg

Internal report | Preprint

Beam Profile Measurements with the 2-D Laser-Wire (2006)

M.T. Price, DESY Maschinenphysik, G.A. Blair, A. Bosco, G. Boorman, J. Carter, ...

Internal report | Preprint

First operation of a free- electron laser generating GW power radiation at 32 nm wavelength. (2006)

V. Ayvazyan, N. Baboi, J. Bähr, V. Balandin, B. Beutner, ...

Journal article

XFEL - The European X-Ray Free-Electron Laser - Technical Design Report (2006)

A. Aghababyan, M. Altarelli, C. Altucci, G. Amatuni, P. Anfinrud, ...

Book

CARE-HHH-ABI Workshop on Trajectory and Beam Position Measurements Using Digital Techniques (2005)

Peters, A, Schmickler, Hermann, Wittenburg, K

Beam Profile Measurements and Simulations of the PETRA Laser-Wire (2005)

Carter, J., Agapov, I., Blair, G. A., Boorman, G., Driouichi, C., Poirier, F., ...

The Laser-wire will be an essential diagnostic tool at the International Linear Collider. It uses a finely focussed laser beam to measure the transverse profile of electron bunches by detecting the...

2nd Meeting of the CARE-HHH-ABI Networking (2005)

Peters, A, Schmickler, Hermann, Wittenburg, K

High Energy High Intensity (2004)

Hadron Beams, Edited K. Wittenburg, A. Peters, H. Schmickler, M. Wendt, K. Wittenburg

Proceedings of Workshop on “Trajectory and Beam position measurements using digital techniques”

A new powerful source for coherent VUV radiation: Demonstration of exponential growth and saturation at the TTF free-electron laser (2002)

Ayvazian, V., Baboi, N., Bohnet, I., Brinkmann, R., Castellano, M., Castro, P., ...

A new powerful source for coherent VUV radiation: Demonstration of exponential growth and saturation at the TTF free-electron laser (2002)

Ayvazian, V., Baboi, N., Bohnet, I., Brinkmann, R., Castellano, M., Castro, P., ...

Semi-Automatic Antenna Design Via Sampling and Visualization (2002)

Aaron Quigley, Darren Leigh, Neal Lesh, Joe Marks, Kathy Ryall, Kent Wittenburg, ...

this paper we propose a middle ground between this traditional approach and fully automatic optimization. We use computation to sample a space of possible antenna designs, and we rely on human...

SemiAutomatic Antenna Design Via Sampling and Visualization (2002)

A. Quigley, D. Leigh, N. Lesh, J. Marks, K. Ryall, K. Wittenburg

Optimization-based approaches to antenna design have enjoyed limited success. The task is often computationally intractable. Moreover, it is also often difficult to capture all relevant design issues...

Precision geometric parameter gage for synchrotron radiation (2001)

Gubrienko, K., Krouptchenkov, I., Makonin, S., Seleznev, V., Solodovnik, F., Sytin, A., ...

This article includes the description of the geometric parameter gage device prototype for synchrotron radiation of HERA collider (DESY). The system construction which capable to measure photo...

Proposing a laser based beam size monitor for the future linear collider (2001)

Blair, G A, Frisch, J, Honkavaara, K, Kamps, T, Poirier, F, Ross, I N, ...

Estimation of the signal from the wire scanner in the TTF (2000)

Striganov, S I, Schmidt, G, Wittenburg, K

First observation of self-amplified spontaneous emission in a free-electron laser at 109 nm wavelength (2000)

Andruszkow, J., Aune, B., Ayvazian, V., Baboi, N., Bakker, R., Balakin, V., ...

We present the first observation of self-amplified spontaneous emission (SASE) in a free-electron laser (FEL) in the vacuum ultraviolet regime at 109 nm wavelength (11 eV). The observed free-electron...

First observation of self-amplified spontaneous emission in a free-electron laser at 109 nm wavelength (2000)

Andruszkow, J., Aune, B., Ayvazian, V., Baboi, N., Bakker, R., Balakin, V., ...

We present the first observation of self-amplified spontaneous emission (SASE) in a free-electron laser (FEL) in the vacuum ultraviolet regime at 109 nm wavelength (11 eV). The observed free-electron...

First observation of self-amplified spontaneous emission in a free-electron laser at 109 nm wavelength (2000)

Andruszkow, J., Aune, B., Ayvazian, V., Baboi, N., Bakker, R., Balakin, V., ...

We present the first observation of self-amplified spontaneous emission (SASE) in a free-electron laser (FEL) in the vacuum ultraviolet regime at 109 nm wavelength (11 eV). The observed free-electron...

First observation of self-amplified spontaneous emission in a free-electron laser at 109 nm wavelength (2000)

Andruszkow, J., Aune, B., Ayvazian, V., Baboi, N., Bakker, R., Balakin, V., ...

We present the first observation of self-amplified spontaneous emission (SASE) in a free-electron laser (FEL) in the vacuum ultraviolet regime at 109 nm wavelength (11 eV). The observed free-electron...

First observation of self-amplified spontaneous emission in a free-electron laser at 109 nm wavelength (2000)

Andruszkow, J., Aune, B., Ayvazian, V., Baboi, N., Bakker, R., Balakin, V., ...

We present the first observation of self-amplified spontaneous emission (SASE) in a free-electron laser (FEL) in the vacuum ultraviolet regime at 109 nm wavelength (11 eV). The observed free-electron...

Tesla-Report 2000-31 Beam Loss Monitors for TESLA (2000)

A. Batalov, K. Wittenburg

this report. In this report, the radiation levels of beam losses and background were calculated by Monte Carlo studies (Chap. 2). The sensitivity of BLM systems is calculated based on these results...

TESLA Report No. 2000-26 September 2000 Fiber Optic Radiation Sensing Systems (2000)

H. Henschel, M. Körfer, K. Wittenburg, F. Wulf, For Tesla By

Contents Page 1. Motivation 1 2. Radiation effects on optical fibers 2 2.1 Increase of attenuation/radiation-induced loss 2 2.2 Radiation-induced luminescence light and scintillation 3 2.3 Radiation...

Radiation Dose for Equipment in the LHC Arcs (1999)

Wittenburg, K, Schmidt, R, Spickermann, T

Collisions of protons with residual gas molecules or the beam screen installed in the vacuum chamber are the main sources for the radiation dose in the LHC arcs. The dose due to proton-gas collisions...

Radiation Dose for Equipment in the LHC Arcs (1999)

Wittenburg, K, Schmidt, R, Spickermann, T

Collisions of protons with residual gas molecules or the beam screen installed in the vacuum chamber are the main sources for the radiation dose in the LHC arcs. The dose due to proton-gas collisions...

Summary on Transverse Emittance Measurements and Instruments (1998)

Koziol, Heribert, Wittenburg, K

Preservation of emittance and, as a prerequisite, emittance measurement, take on a particular importance in the long chain of accelerators and storage rings of big hadron colliders. This summary...

Reduction of the sensitivity of the Pin Diode Beam Loss Monitors to synchrotron radiation by use of a copper inlay (1997)

Wittenburg, K

Radiation resistance of beam loss monitors (1995)

Wehrheim, K, Wittenburg, K

Electron beam loss monitors for HERA (1994)

Bialowons, W, Ridoutt, F, Wittenburg, K

Database Abstractions (1977)

Edited A. Peters, H. Schmickler, K. Wittenburg

transformers and beam-lifetime evaluations". EU contract number RII3-CT-2003-506395 CARE-Conf-2004-023-HHH Proceedings of the 2 nd meeting in the framework of the CARE-HHH-ABI networking DC...

Proposing a laser based beam size monitor for the future linear collider

Blair, G A, Frisch, J, Honhavaara, K, Kamps, T, Poirier, F, Ross, I N, ...

Proc 2001 Particle Accelerator Conference, vol 2, 1339-1341, publ IEEE, Piscataway, NJ, USA (2001)

Very Fast Beam Losses at HERA, and What Has Been Done About It. 2006-05-29 - 2006-06-02

M. Werner, DESY Maschinenphysik, K. Wittenburg

Conference presentation

A New SQUID-based Measurement Tool for Characterization of Superconducting RF Cavities. 2006-06-26 - 2006-06-30

K. Knaack, DESY Maschinenphysik, K. Wittenburg, R. Neubert, S. Nietzsche, ...

Poster

Beam Diagnostics, Collimation, Injection/Extraction, Targetry, Accidents and Commissioning: Working Group C&G Summary Report. 2006-05-29 - 2006-06-02

K. Hasegawa, DESY Maschinenphysik, S. Henderson, N.V. Mokhov, R. Schmidt, ...

Conference presentation