International Workshop on
Aging Phenomena in Gaseous Detectors

October 2-5, 2001 at DESY in Hamburg


Workshop Schedule

Overview (For exact times and details please look at the corresponding session schedules)

Time

Monday
Oct 1st

Tuesday
Oct 2nd

Wednesday
Oct 3rd

Thursday
Oct 4th

Friday
Oct 5th
08:00-09:00

Arrival

REGISTRATION

09:00-10:00

Session 3:
Materials
and Gases

Session 5a:
Aging in
New Detectors
and New Effects

Session 5b:
Aging in
New Detectors
and New Effects

10:00-10:30
10:30-12:30

Session 1:
Introduction

12:30-13:00

Session 6:
Summary
13:00-14:00

LUNCH

14:00-15:00

Session 2:
Experience with
Large Systems

(POSTER SESSION)

Session 4:
Classical
Aging

Bus Tour
around
Hamburg

15:00-16:00

Early
REGISTRATION

Departure

16:00-17:00
17:00-18:00
18:00-19:00

RECEPTION at
DESY Bistro

Tour of
Rickmer-Rickmers
19:00-20:00

Dinner onboard
Rickmer-Rickmers
20:00-21:00
21:00-22:00
22:00-23:00

Night Tour of Harbor
and `Speicherstadt'




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

Time

Speaker

Title of the talk

08:00-10:00

REGISTRATION

10:00-10:30

COFFEE BREAK

10:30-10:40

   A. Wagner

   Welcome Address

10:40-10:50

   Org. Comm.

   Welcome and Organization

10:50-11:50

   J. Va'vra**

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

11:50-12:00

  

   Discussion

12:00-13:00

   H. Yasuda**

   New Insights into Aging Phenomena from Plasma Chemistry

13:00-13:10

  

   Discussion

(**) Invited Review Talk


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

Time

Speaker

Title of the talk

14:30-14:50

   B. Betev

   Experience with the L3 Vertex Drift Chamber at LEP

14:50-15:10

   D. Bailey

   Experience with the ZEUS Central Tracking Detector

15:10-15:15

  

   Discussion

15:15-16:45

COFFEE BREAK + POSTER SESSION

16:45-17:05

   C. Niebuhr

   Aging in the Central Jet Chamber of H1

17:05-17:25

   T. Marshall

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

17:25-17:45

   M. Binkley

   Experiences with the Central Tracking 
   Chambers of CDF

17:45-17:50

   J. Spengler

   Short Summary

17:50-18:00

  

   Discussion

(**) Invited Review Talk

  

Poster Session
(Tuesday, October 2nd)

Time

Presenter

Poster

15:15-16:45

   G. Bohm

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

   M. Hohlmann

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

   E. Kouznetsova

   Space Distribution of Streamers in Straw Drifttubes

   T. Kowalski

   Manifestation of Aging Effect in Gas Proportional Counters

   T. Kowalski

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

  E. Maev

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

   V. Maleev

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

   E. Pfeffermann

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

   D. Skrk

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



















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

Time

Speaker

Title of the talk

09:00-09:50

   M. Capeans**

   Aging & Materials:
   Lessons for Detectors and Gas Systems

09:50-10:00

  

   Discussion

10:00-10:20

   R. Henderson /
   R. Openshaw

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

10:20-10:40

   V. Blinov

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

10:40-10:45

  

   Discussion

10:45-11:10

COFFEE BREAK

11:10-11:30

   V. Lebedev

   Application of Nuclear Reaction Analysis
   for Aging Investigations

11:30-11:50

   K. Kurvinen

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

11:50-11:55

  

   Discussion

11:55-12:15

   H.-B. Dreis

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

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

12:35-12:55

   A. Schreiner

   Humidity Dependence of Dark Currents
   and Anode Etching

12:55-13:00

   H. Kolanoski

   Short Summary

13:00-13:10

  

   Discussion

(**) Invited Review Talk


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

Time

Speaker

Title of the talk

14:10-14:40

   C. Padilla*

   Aging Studies for the Outer Tracker of HERA-B

14:40-14:50

  

   Discussion

14:50-15:20

   A. Romaniouk*

   Aging Studies for the
   Transition Radiation Tracker of  ATLAS

15:20-15:30

  

   Discussion

15:30-15:50

   A. Boyarski

   Laboratory Aging Tests for the BABAR Drift Chamber

15:50-16:10

   E. Daubie

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

16:10-16:15

   A. Schwarz

   Short Summary

16:15-16:25

  

   Discussion

16:25-16:55

COFFEE BREAK

16:55-17:15

   M. Titov

   Aging Studies for the Muon Detector of HERA-B

17:15-17:35

   V. Souvorov

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

17:35-17:55

   M. Kollefrath

   Aging Tests for the ATLAS Muon Drift Tubes

17:55-18:15

   G. Gavrilov

   Aging studies of CMS Muon Chambers Prototypes
   under  High Doses

18:15-18:35

   O. Prokofiev

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

18:35-18:55

   W. Dünnweber

   Irradiation Response of Straw Drift Tubes

18:55-19:00

   A. Schwarz

   Short Summary

19:00-19:10

  

   Discussion

(*) Invited Topical Talk


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

Time

Speaker

Title of the talk

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

09:30-09:40

  

   Discussion

09:40-10:00

   S. Kappler

   Aging Measurements with the 
   Gas Electron Multiplier (GEM)

10:00-10:20

   M. Hildebrandt

   Aging Studies for the Inner Tracker of HERA-B

10:20-10:40

   J. Miyamoto

   An Aging Study of a 
   MICROMEGAS+GEM Detector

10:40-11:10

   A. Krivchitch

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

11:10-11:15

   P. Krizan

   Short Summary

11:15-11:25

  

   Discussion

11:25-11:50

COFFEE BREAK

11:50-12:20

   V. Peskov*

   Aging in Gaseous Photodetectors

12:20-12:30

  

   Discussion

12:30-12:50

   A. Di Mauro

   Aging Studies of  Large-Area CsI Photocathodes

12:50-13:10

   K. Lau

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

13:10-13:15

   P. Krizan

   Short Summary

13:15-13:25

  

   Discussion

(*) Invited Topical Talk


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

Time

Speaker

Title of the talk

09:00-09:30

   D. Marlow*

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

09:30-09:40

  

   Discussion

09:40-10:00

   D. Piccolo

   Aging effects in the RPC's
   of the BaBar Experiment

10:00-10:20

   G. Carlino

   Aging Studies with the L3 RPC's

10:20-10:35

COFFEE BREAK

10:35-10:55

   G. Aielli

   Further Advances in Aging Studies for RPC's

10:55-11:15

   G. Pugliese

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

11:15-11:35

   G. Passaleva

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

11:35-11:40

   J. Va'vra

   Short Summary

11:40-11:50

  

   Discussion

11:50-12:25

COFFEE BREAK + SNACKS

(*) Invited Topical Talk


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

Time

Speaker

Title of the talk

12:25-13:15

   F. Sauli**

   Review of Workshop Results on the Fundamental
   Understanding of Aging Processes

13:15-13:25

  

   Discussion

13:25-14:15

   B. Schmidt**

   Recommendations for Building and Testing
   the Next Generation of Gaseous Detectors

14:15-14:25

  

   Final Discussion

14:25-14:30

  

   Final Remarks

(**) Invited Review Talk