TABLE OF CONTENTS


Review Talks

Working Group 1
e-/e+ Sources, Damping Rings and Compressors

Working Group 2
RF Structures and Beam Dynamics

Working Group 3
RF Sources and Modulators

Working Group 4
IP, Beam Delivery and Machine-Detector Interface

Working Group 5
Progress towards Multi-TeV Linear Colliders

Joint Session WG 4&5

Summary Reports




Review Talks


Progress on TESLA Design and R&D
R. Brinkmann - DESY

NLC Overview
D. Burke - SLAC

JLC R&D Status
N. Toge - KEK, High Energy Accelerator Research Organization

Options for Future Colliders at CERN
J.-P. Delahaye, J. Ellis, E. Keil, G. Rolandi - CERN

Detector Concepts - A Report of the LCWS99 in Sitges
S. Bertolucci - INFN-LNF


Working Group 1
e-/e+ Sources, Damping Rings and Compressors

Scientific Secretaries: R. Ricci, A. Stella

 

Design of RF Photo-Injectors for CTF
R. Bossart - CERN

Flat Beam Electron Source for Linear Colliders
R. Brinkmann, Y. Derbenev, K. Flöttmann - DESY

NLC Damping Rings RF Cavities
J. Corlett - LBNL

NLC Damping Rings Wiggler Straights
J. Corlett - LBNL

NLC Damping Rings Broadband Longitudinal Impedance
J. Corlett, C. Ng - LBNL

CLIC Combiner Ring Studies
R. Corsini - CERN

Update on the TESLA Damping Ring Design
W. Decking, - DESY

Homdyn Study for the LCLS RF-Photoinjector
M. Ferrario - INFN-LNF

Brief Update on the TESLA Positron Source Layout
K. Flöttmann - DESY

Analytical Estimation of the Dynamic Apertures of Circular Accelerators
J. Gao - LAL, Orsay, France

ATF Status
H. Hayano - KEK, High Energy Accelerator Research Organization

S/L-band Structure Optimization
Z. Li - SLAC

Beam Loading Compensation in the S/L-band Linacs
Z. Li - SLAC

Experience on Alkali Photocathodes: R&D and Operation
P. Michelato - INFN-LASA

High Frequency "Sawtooth" Instability
A. Novokhatski, T. Weiland - TEMF, TU Darmstadt, Germany

The Standing Wave Normal Conducting Positron Pre-Accelerator for the TESLA
Linear Collider

V. Paramonov , V. Balandin, N. Golubeva, I. Gonin, A. Kvasha,
A. Kovalishin, L. Kravchuk, V. Moiseev, V. Mikhailov, O. Pronin, V. Serov,
A. Stepanov, P. Reinhardt-Nickoulin, A. Vasyuchenko - INR, Troitsk, Russia;
K. Flöttmann - DESY

An Analytical Search for Damping Ring Parameters
J.-P. Potier, T. Risselada - CERN

The CLIC Main Beam Injector Complex
L. Rinolfi - CERN

Drive Beam Injector Studies for CLIC and CTF3
L. Rinolfi - CERN

NLC Damping Ring Complex
M. Ross - SLAC

NLC Damping Ring Kicker
M. Ross - SLAC

The Status of the Design of the NLC e- and e+ Sources
D. Schultz - SLAC

Laser Cooling of Electron Beams
V. Telnov - BINP, Russia and DESY

Analysis of Turn-by-Turn Orbit Data for the ATF Damping Ring
F. Zimmermann , F. Schmidt - CERN; H. Hayano, K. Kubo,N. Terunuma,
J. Urakawa - KEK, High Energy Accelerator Research Organization



Working Group 2
RF Structures and Beam Dynamics

 Scientific Secretaries: D. Alesini, F. Marcellini

 

ASSET Measurement of the CERN Tapered Damped Structure (TDS)
C. Adolphsen, K. Fant, D. McCormick, M. Ross, T. Slaton - SLAC;
C. Achard, M. Dehler, I. Wilson, W. Wuensch - CERN

Results from RF Processing of X-band Accelerator Structures
C. Adolphsen, B. Baumgartner, R. Lowen, A. Menegat, T. Slaton,
A. Vlieks, J. Wang - SLAC; T. Higo - KEK

Beam Dynamics in the Main Linacs of TESLA and "Super"-TESLA
N. Baboi - DESY

An Isochronicity-Tunable Achromat Module with Applications to CTF3
T.E. D'Amico - CERN

Calculation of PETS Using Dielectrics for CLIC Type TBA Applications
W. Gai - Argonne National Laboratory

Analytical Treatment of Single and Multibunch Emittance Growths
in Linear Colliders

J. Gao - LAL, Orasay, France

Analytical Treatment of Single Bunch Dynamics with Quadrupole Misalignments
G. Guignard, J. Hagel - CERN

CLIC Main Linac Beam Simulations
G. Guignard, T.E. D'Amico, D. Schulte - CERN

Closed Analytical Expression for the Electric Field Profile in a Loaded RF Structure
with Arbitrarily Varying vg and R'/Q

G. Guignard, J. Hagel - CERN

Development and Test of a 30GHz Planar Accelerating Structure
H. Henke, R. Merte, M. Peikert - TU Berlin; D. Yu - Duly Research Inc, USA;
C. Achard, H. Braun, M. Valentini, I. Wilson, W. Wuensch - CERN

How to Realize a Required Precision in RDDS1
T. Higo, Y. Funahashi, Y. Higashi, N. Hitomi, T. Suzuki,
T. Takatomi, N. Toge, Y. Watanabe et al. - KEK, High Energy
Accelerator Research Organization; J. Wang, G. Bowden, Z. Li
R. Jones, R. Miller et al. - SLAC

The Fabrication of RDDS Disks for X-band Structure
N. Hitomi, Y. Funahashi, Y. Higashi, T. Higo, T. Takatomi, N. Toge,
Y. Watanabe et al. - KEK, High Energy Accelerator Research Organization;
J. Wang, G. Bowden, Z. Li, R. Jones, R. Miller et al. - SLAC

Simulation Study
K. Kubo - KEK, High Energy Accelerator Research Organization

Design of a New RF Transition for Tesla Input Power Coupler
P. Lepercq, T. Garvey, R. Panvier - LAL, Orsay, France;
S. Chel, M. Desmons, C. Travier - CEA, Saclay, France

Parallel Code Development for Large Scale E&M Simulations
Z. Li - SLAC

Wakefields Effects Due to Surface Roughness
L. Palumbo°ý, A. Mostacci°*, F. Ruggiero*, S. Ugoli°-
° Univ. Roma "La Sapienza"; * CERN; ý INFN-LNF

NLC Feedback Studies
N. Phinney - SLAC

NLC Structures and Wakefields
T. Raubenheimer - SLAC

Wakefield Calculation of the TTF-FEL Bunch Compressor Section Using
the Coupled S-Parameter Calculation (CSC) Technique

K. Rothemund - Univ. Rostock, Germany

The Drive Beam Decelerator of CLIC
D. Schulte, G. Carron, R. Corsini, M. Luong, A. Millich
A. Riche, I. Syratchev, L. Thorndahl, W. Wuensch - CERN

The Drive Beam Accelerator of CLIC
D. Schulte, G. Carron, R. Corsini, M. Luong
A. Millich, I. Syratchev, L. Thorndahl - CERN

Accelerating Structure R&D
T. Shintake - KEK, High Energy Accelerator Research Organization

Some Results of Investigation a HOM Damping in TESLA Cavity Model
Using a Rectangular Waveguide Coupler

N. Sobenin, A. Blednich, V. Kaljuzhny, D. Kostin,
M. Lalayan, O. Milovanov, A. Ponomarenko,
A. Sulimov, A. Zavadsev - MEPHI, Russia; M. Dohlus - DESY

The Overvoltage Factor in an Accelerating Section with a Coupler
N. Sobenin, V. Kaljuzhny, M. Lalayan - MEPHI, Russia

Beam Loading Compensation for the CLIC Main Linac
I. Syratchev, R. Corsini, J.-P. Delahaye, D. Schulte - CERN

RF Power Re-Circulation in the CLIC Accelerating Structure
I. Syratchev, R. Corsini, J.-P. Delahaye - CERN

Damped CLIC Power Extraction and Transfer Structures (PETS)
L. Thorndahl, G. Carron, M. Luong, A. Millich, I. Syratchev - CERN

Single Bunch Energy Spread in a TESLA Cryomodule
M. Timm, A. Novokhatski, T. Weiland - TEMF, TU Darmstadt, Germany

Accelerator Structures R&D for Linear Colliders
Juwen Wang - SLAC

Status of CLIC Main Linac Accelerating Structure Studies
W. Wuensch, C. Achard, M. Dehler, M. Luong, I. Wilson - CERN;
C. Adolphsen - SLAC




Working Group 3
RF Sources and Modulators

 Scientific Secretaries: A. Argan, M. Dell'Edera


Development of a High-Power Klystron Modulator with Solid-State Switch
M. Akemoto - KEK, High Energy Accelerator Research Organization

RF Pulse Compression of S-band Klystrons with Rectangular Pulse Shape
R. Bossart - CERN

X-Band Klystron Development at KEK for JLC
Y.H. Chin - KEK, High Energy Accelerator Research Organization

Multi-Mode DLDS Development at KEK for JLC
Y.H. Chin - KEK, High Energy Accelerator Research Organization

TESLA RF Requirements
S. Choroba - DESY

Modulator Requirements
S. Choroba - DESY

The CLIC RF Power Source
R. Corsini - CERN

New X-Band RF Elements, Cold Measurements Results
S. Kazakov, A. Lunin, P. Avrakhov - BINP, Russia

Studies of Microwave Pulse Compressors Based on Electrically Controlled
Plasma Switches

S. Kuzikov , A. Vikharev, A. Gorbachev, O. Ivanov, V. Isaev,
M. Petelin - Institute of Applied Physics, Russian Academy
of Sciences, Russia; J. Hirshfield - Omega-P Inc., New Haven, USA

Quasi-Optical Components for Linear Colliders Fed by Millimeter Waves
S. Kuzikov , G. Denisov, M. Petelin - Institute of Applied Physics,
Russian Academy of Sciences, Russia

Performance Testing Results of XB72K #10
S. Matsumoto - KEK, High Energy Accelerator Research Organization

On a "Rise Time" and "Sagging" of a "Pulse Transformer" and its Simplified
Equivalent Circuit for "SPICE" Simulations

M. Mizuno - KEK, High Energy Accelerator Research Organization

C-Band R&D at KEK for e+e- Linear Collider
T. Shintake, H. Matsumoto, N. Akasaka - KEK, High Energy
Accelerator Research Organization

Status of 75MW X-band Klystron Development at SLAC
D. Sprehn - SLAC

Status of NLC Modulator Development at SLAC
D. Sprehn - SLAC

X-Band Window Test Platform: Travelling Wave Resonant Ring
D. Sprehn - SLAC

Evaluation of the TE12 Mode in Circular Waveguides for Low-Loss High Power Transportation
S. Tantawi, C. Nantista, K. Fant, G. Bowden, N. Kroll, A. Vlieks - SLAC;
Y.H. Chin, H. Hayano, V. Vogel - KEK, High Energy Accelerator
Research Organization; J. Neilson - Calabazas Creek Inc., USA

Study of the "Parasitic Mode" in Klystron Tubes Using HFSS
Jiuqing Wang - KEK, High Energy Accelerator Research Organization

High-Power Test Results of Kazakov RF Window
S. Yamaguchi , S. Matsumoto, S. Tokumoto, H. Mizuno,
Y.H. Chin, - KEK, High Energy Accelerator Research Organization;
S. Kazakov - BINP, Russia

Measurement Results on Dual-Mode DLDS Basic Unit
S. Yamaguchi, T. Kobayashi, H. Mizuno, Y.H. Chin - KEK, High
Energy Accelerator Research Organization; S. Kazakov - BINP, Russia




Working Group 4
IP, Beam Delivery and Machine-Detector Interface

 Scientific Secretaries: M. Antonelli, M. Boscolo


Estimate of Beam Halo for TESLA
R. Brinkmann - DESY

Optimisation of Positron Source
R. Brinkmann - DESY

NLC Backgrounds. What's new?
T. Markiewicz - SLAC

NLC Collimator R&D. What's new?
T. Markiewicz - SLAC

NLC IP Layout. What's new?
T. Markiewicz - SLAC

NLC Vibration R&D. What's new?
T. Markiewicz - SLAC

New Estimate of Neutron Background in the JLC Detector
A. Miyamoto - KEK, High Energy Accelerator Research Organization

Using Octupoles for Background Control in Linear Colliders - an Exploratory Conceptual Study
R. Pitthan - CERN and SLAC

Correction of Vertical Beam Separation and Crossing Angle in the TESLA
Linear Collider

I. Reyzl - DESY

Simulation of an Intra-Pulse Feedback for NLC
D. Schulte - CERN

Pair Background with Different B Fields
Y. Sugimoto - KEK, High Energy Accelerator Research Organization

Interaction Region at JLC
T. Tauchi - KEK, High Energy Accelerator Research Organization

NLC Post Linac Collimation
P. Tenenbaum - SLAC

Beam-Beam and Accelerator Background at TESLA
N. Tesch - DESY

TESLA Post-Linac Collimation System
N. Walker - DESY




Working Group 5
Progress towards Multi-TeV Linear Colliders

 Scientific Secretaries: G. Benedetti, G. Mazzitelli


CTF II Description and Performances
H.-H. Braun - CERN

The CLIC RF Power Source
R. Corsini - CERN

Drive Beam Acceleration
J.-P. Delahaye - CERN

Design, Measurement and Manufacturing of mm-Wave Accelerating Structures
H. Henke, R. Apel, R. Merte, M. Peikert - TU Berlin, Germany

Current Status, Recent Developments and Review of Dynamic Focusing
J. Irwin - SLAC

The Integration of Dynamic Focusing with a CLIC Type Two-Beam Accelerators
J. Irwin - SLAC

A 1.5 TeV Two-Beam Linear Collider
R. Ruth - SLAC

The Drive Beam Decelerator of CLIC
D. Schulte, G. Carron, R. Corsini, M. Luong, A. Millich
A. Riche, I. Syratchev, L. Thorndahl, W. Wuensch - CERN

Some Thoughts About the Choice of Parameters
D. Schulte - CERN

Relativistic Klystron Two-Beam Accelerator Approach to Multi-TeV Linear Colliders
G. Westenskow, S. Eylon, W. Greenway, E. Henestroza, T. Houck,
S. Lidia, A. Sessler, M. Swiggers, D. Vanecek, S. Yu - LLNL

CLIC Test Facility CTF3
I. Wilson - CERN

Muon Linear Colliders for Ultimate Energies
F. Zimmermann - CERN




Joint Session
Working Group 4 & 5


Machine Detector Interface at CLIC
D. Schulte - CERN

News on Photon Colliders
V. Telnov - BINP, Russia and DESY

CLIC Beam Delivery at 3 TeV
F. Zimmermann - CERN




Summary Reports


WG 1 - e-/e+ Sources, Damping Rings and Compressors
D. Schultz - SLAC

WG 2 - RF Structures and Beam Dynamics
A. Mosnier - CEA-DAPNIA, Gif/Yvette, France

WG 2 - RF Structures and Beam Dynamics
T. Higo - KEK, High Energy Accelerator Research Organization

WG 3 - RF Sources and Modulators
S. Choroba - DESY

WG 3 - RF Sources and Modulators
Y.H. Chin - KEK, High Energy Accelerator Research Organization

WG 4 - IP, Beam Delivery and Machine-Detector Interface
T. Markiewicz - SLAC

gg Colliders
V. Telnov - BINP, Russia and DESY

WG 5 - Progress towards Multi-TeV Linear Colliders
H.-H. Braun - CERN