International Workshop on
Aging Phenomena in Gaseous Detectors

October 2-5, 2001 at DESY in Hamburg


PREPRINTS



Session 1: Introduction (Tuesday, October 2nd)
Chairman: F. Sauli

Time

Speaker

Title of the talk

Abstract

Transparencies

Preprint

Questions

10:50-11:50

   J. Va'vra**

   The Basics on Aging and the Early    
   Developments since  the 1986 Workshop 

(ps)

(pdf)

(pdf)

Q&A

12:00-13:00

   H. Yasuda**

  New Insights into Aging Phenomena 
   from Plasma Chemistry

(ps)

(pdf)

(pdf)

Q&A

(**) Invited Review Talk


Session 2: Experience with Large systems (Tuesday, October 2nd)
Chairman: J. Spengler

Time

Speaker

Title of the talk

Abstract

Transparencies

Preprint

Questions

14:30-14:50

   B. Betev

   Experience with the L3 Vertex Drift Chamber at LEP

(ps)

(pdf)

(pdf)

Q&A

14:50-15:10

   D. Bailey

   Experience with the ZEUS Central Tracking Detector

(ps)

(pdf)

(pdf)

Q&A

16:45-17:05

   C. Niebuhr

   Aging in the Central Jet Chamber of H1

(ps)

(pdf)

(pdf)

Q&A

17:05-17:25

   T. Marshall

   Restoring Contaminated Wires, Removing Gas
   Contaminants and Aging Studies of Drift Tube
   Chambers

(ps)

(pdf)

(pdf)

Q&A

17:25-17:45

   M. Binkley

   Experiences with the Central Tracking 
   Chambers of CDF

(ps)

(pdf)

(pdf)

Q&A

17:45-17:50

   J. Spengler

   Short Summary

(pdf)

(pdf)

 

(**) Invited Review Talk

  

Poster Session (Tuesday, October 2nd)

Time

Presenter

Title

Abstract

Poster

Preprint

15:15-16:45

   G. Bohm

   Observations on cathode Aging (Malter Effect) 
    in High-Irradiation-Load Drift Tubes 

(ps)

(pdf)

(pdf)

   M. Hohlmann

   A Clean Gas System with Closed loop for a
   Large Gaseous Detector Operating at High Rates

(ps)

(pdf)

(pdf)

   E. Kouznetsova

   Space Distribution of Streamers in Straw Drifttubes

(ps)

(pdf)

(pdf)

   T. Kowalski

   Manifestation of Aging Effect in Gas Proportional Counters

(ps)

(pdf)

(pdf)

   T. Kowalski

   A Study of Aging Effect in Gas Monitoring Proportional
   Counters of the BAC Calorimeter of the ZEUS Experiment

(ps)

(pdf)

(pdf)

  E. Maev

   Study of Aging Properties of Wire Chamber Operating
   with High-Pressure Hydrogen Designed for a
   Precision Measurement of the mp-Capture Rate

(ps)

(pdf)

(pdf)

   V. Maleev

   Gas Gain Space Charge in Quick Aging
   Tests of Gas-Filled Detectors

(ps)

(pdf)

(pdf)

   E. Pfeffermann

   Design and In-Orbit-Performance of the Position Sensitive
   Proportional Counter on Board the X-Ray Astronomy
   Satellite ROSAT

(ps)

(pdf)

(pdf)

   D. Skrk

   The Performance of a Wire Chamber with a   Light-sensitive
   Methane-TMAE Gas Mixture at High Counting Rates

(ps)

(pdf)

(pdf)



Session 3: Materials and gases (Wednesday, October 3rd)
Chairman: H. Kolanoski

Time

Speaker

Title of the talk

Abstract

Transparencies

Preprint

Questions

09:00-09:50

   M. Capeans**

   Aging & Materials:
   Lessons for Detectors and Gas Systems

(ps)

(pdf)

(pdf)

Q&A

10:00-10:20

   R. Henderson /
   R. Openshaw

   Effect of Materials on Aging Rates in
   Wire Chambers Operated with DME

(ps)

(pdf)

(pdf)

Q&A

10:20-10:40

   V. Blinov

   Influence of Materials and Sense Wire Surface
   Quality on Aging with DME and Other Gases

(ps)

(pdf)

(pdf)

Q&A

11:10-11:30

   V. Lebedev

   Application of Nuclear Reaction Analysis
   for Aging Investigations

(ps)

(pdf)

(pdf)

Q&A

11:30-11:50

   K. Kurvinen

   Gas-Chromatographic Analysis of Organic
   Compounds Formed in Avalanches Around Wires

(ps)

(pdf)

(pdf)

Q&A

11:55-12:15

   H.-B. Dreis

   Gas Support Systems for New High-Rate Detectors:
   The Example of the Inner Tracker of HERA-B

(ps)

(pdf)

(pdf)

Q&A

12:15-12:35

   K. Dehmelt

   A Longterm Aging Study of the Honeycomb Drift
   Tubes of HERA-B Using a Circulated and 
   Purified CF4-Gas Mixture

(ps)

(pdf)

(pdf)

Q&A

12:35-12:55

   A. Schreiner

   Humidity Dependence of Dark Currents
   and Anode Etching

(ps)

(pdf)

(pdf)

Q&A

12:55-13:00

   H. Kolanoski

   Short Summary

(pdf)

(pdf)

 

(**) Invited Review Talk


Session 4: Classical Aging (Wednesday, October 3rd)
Chairman: A. Schwarz

Time

Speaker

Title of the talk

Abstract

Transparencies

Preprint

Questions

14:10-14:40

   C. Padilla*

   Aging Studies for the Outer Tracker of HERA-B

(ps)

(pdf)

(pdf)

Q&A

14:50-15:20

   A. Romaniouk*

   Aging Studies for the
   Transition Radiation Tracker of  ATLAS

(ps)

(pdf)

(pdf)

Q&A

15:30-15:50

   A. Boyarski

   Laboratory Aging Tests for the BABAR Drift Chamber

(ps)

(pdf)

(pdf)

Q&A

15:50-16:10

   E. Daubie

   Aging Tests of Micro-Strip Gas Chambers for the
   CMS Forward Tracker at Mons University

(ps)

(pdf)

(pdf)

Q&A

16:55-17:15

   M. Titov

   Aging Studies for the Muon Detector of HERA-B

(ps)

(pdf)

(pdf)

Q&A

17:15-17:35

   V. Souvorov

   First results of an Aging Test of Full Scale MWPC
   and Prototype for the LHC-B Muon System

(ps)

(pdf)

(pdf)

Q&A

17:35-17:55

   M. Kollefrath

   Aging Tests for the ATLAS Muon Drift Tubes

(ps)

(pdf)

(no paper)

Q&A

17:55-18:15

   G. Gavrilov

   Aging studies of CMS Muon Chambers Prototypes
   under  High Doses

(ps)

(pdf)

(publ. elsewhere)

Q&A

18:15-18:35

   O. Prokofiev

   Aging Studies for the Cathode Strips Chambers
   of the CMS  Muon Detector

(ps)

(pdf)

(pdf)

Q&A

18:35-18:55

   W. Dünnweber

   Irradiation Response of Straw Drift Tubes

(ps)

(pdf)

(pdf)

Q&A

18:55-19:00

   A. Schwarz

   Short Summary

(pdf)

(pdf)

Q&A

(*) Invited Topical Talk


Session 5a: New Aging Effects (Thursday, October 4th)
Chairman: P. Krizan

Time

Speaker

Title of the talk

Abstract

Transparencies

Preprint

Questions

09:00-09:30

   T. Hott*

   Aging Problems of the Inner Tracker at HERA-B:
   How to Develop Micro-Pattern Gaseous Detectors
   for High-Rate Experiments

(ps)

(pdf)

(pdf)

Q&A

09:40-10:00

   S. Kappler

   Aging Measurements with the 
   Gas Electron Multiplier (GEM)

(ps)

(pdf)

(pdf)

Q&A

10:00-10:20

   M. Hildebrandt

   Aging Studies for the Inner Tracker of HERA-B

(ps)

(pdf)

(pdf)

Q&A

10:20-10:40

   J. Miyamoto

   An Aging Study of a 
   MICROMEGAS+GEM Detector

(ps)

(pdf)

(pdf)

Q&A

10:40-11:10

   A. Krivchitch

   Anode Wire Swelling - a New Phenomenon for 
   Anode Wire Aging at High Doses

(ps)

(pdf)

(pdf)

Q&A

11:50-12:20

   V. Peskov*

   Aging in Gaseous Photodetectors

(ps)

(pdf)

(pdf)

Q&A

12:30-12:50

   A. Di Mauro

   Aging Studies of  Large-Area CsI Photocathodes

(ps)

(pdf)

(pdf)

Q&A

12:50-13:10

   K. Lau

   Test-beam Aging Studies of a TMAE Prototype
   for the HERA-B RICH

(ps)

(pdf)

(pdf)

Q&A

13:10-13:15

   P. Krizan

   Short Summary

(pdf)

(pdf)

 

(*) Invited Topical Talk


Session 5b: New Aging Effects (Friday, October 5th)
Chairman: J. Va'vra

Time

Speaker

Title of the talk

Abstract

Transparencies

Preprint

Questions

09:00-09:30

   D. Marlow*

   Recent Experiences with Aging in Systems
   of Resistive Plate Chambers  (RPC's)

(ps)

(pdf)

(no paper)

Q&A

09:40-10:00

   D. Piccolo

   Aging effects in the RPC's
   of the BaBar Experiment

(ps)

(pdf)

(pdf)

Q&A

10:00-10:20

   G. Carlino

   Aging Studies with the L3 RPC's

(ps)

(pdf)

(pdf)

Q&A

10:35-10:55

   G. Aielli

   Further Advances in Aging Studies for RPC's

(ps)

(pdf)

(pdf)

Q&A

10:55-11:15

   G. Pugliese

   Aging Studies for the Resistive Plate Chambers
   (RPC's) of the CMS Muon Trigger Detectors

(ps)

(pdf)

(pdf)

Q&A

11:15-11:35

   G. Passaleva

   First Results of an Aging Test of a Prototype RPC
   for the LHCb Muon System

(ps)

(pdf)

(pdf)

Q&A

11:35-11:40

   J. Va'vra

   Short Summary

(pdf)

(pdf)

 

(*) Invited Topical Talk


Session 6: Summary (Friday, October 5th)
Chairman: J. Va'vra

Time

Speaker

Title of the talk

Abstract

Transparencies

Preprint

12:25-13:15

   F. Sauli**

   Review of Workshop Results on the Fundamental
   Understanding of Aging Processes

(ps)

(pdf)

(pdf)

13:25-14:15

   B. Schmidt**

   Recommendations for Building and Testing
   the Next Generation of Gaseous Detectors

(ps)

(pdf)

(pdf)

14:25-14:30

   M. Hohlmann
   (Org. Com.)

   Final Remarks:
   Do we need a Global Universal Aging R & D facility ?

(pdf)

(pdf)

(**) Invited Review Talk

 


Last changes:
                    13/06/2003 by Organizing Committee