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ITPA Topical Group Meeting on Diagnostics

Sixteenth Meeting, Sint Petersburg, Russia

April 20 - 24, 2009

Russian Meeting

Agenda:

Development of measurement requirements for measurements of dust, and assessment of techniques for
            measurement of dust and erosion

Assessment of the measurement requirements for plasma initiation and identification of potential gaps in planned measurement techniques

Development of methods of measuring the energy and density distribution of confined and escaping a's

Progress in the field of first mirrors

Assessment of the neutron calibration strategy and calibration source strength needed
 

 

Introduction

R. Boivin Welcoming Words
  General introductory presentations
A. Costley Latest Developments in ITER
G. Vayakis Diagnostic Physics Issues arising from design/choices/developments
H. Park Action Items
R. Boivin Overall discussion of HP Topics
A. Costley Diagnostics for off-normal conditions

          High Priority Issues

HP 1: Development of measurement requirements for measurements of dust, and assessment of techniques for measurement of dust and erosion
S. Pitcher Tritium Retention and Dust Measurements/Strategy
HP 2: Assessment of the measurement requirements for plasma initiation and identification of potential gaps in planned measurement techniques
R. Boivin Discussion on HP and work plans
HP 3: Development of methods of measuring the energy and density distribution of confined and escaping a's 
M. Sasao Orbit calculation for arrangement of lost alpha probes
A. Alexeev/E. Drapiko Preliminary results from tests on the FNL ion beam of a prototype lost alpha diagnostic utilizing a high temperature imaging bolometer and recent progress in the imaging bolometer technique (Movie 1, movie 2, movie 3)
A. Shevelev γ - Ray Monitoring of Transient Alpha-Particle Losses
M. Beurskens Discussion on lost alphas
HP 4: Progress in the field of first mirrors
A. Litnovsky Report of the First Mirror Working Group
V. Voitsenya Deposition and erosion dominated conditions for mirrors in present-day devices
A. Gorshkov Degradation of metallic mirrors in the T-10 endoscope
A. Razdobarin Highly-Reflective Diagnostic Mirror Development: Status & Plans

I. Orlovsky

Russian progress on diagnostic mirrors
D. Thomas Impact of First Mirror Risk on ITER Measurement Capability
  Break out session on First Mirrors
HP 5: Assessment of the neutron calibration strategy and calibration source strength needed
L. Bertalot Open Issues on Neutron Diagnostics
M. Sasao Effect of source spectra on neutron calibration, and estimation of calibration time
Y. Kusama Neutronics analysis for improving measurement accuracy of fusion power in ITER
S. Popovichev JET neutron calibration
G. Gorini JET results on the determination of thermal/non-thermal fusion yield from neutron spectrometry
  Break out session on neutron diagnostics; summary of break out session on neutron diagnostics

Reports on ITER Relevant Diagnostic Developments

  Developments in Europe
A. Donné The EFDA diagnostics work programme
A. Murari Results from JET (Movie 1, movie 2)
I. Bolshakova ITER relevant galvanometric instrumentation
G. Gorini Experience with the upgraded gamma ray spectrometers at JET
H. Park Developments in Korea
S. Padasalagi Developments in India
  Developments in Japan

Y. Kawano/Y. Kusama

Progress in ITER Diagnostics Development in Japan
K. Itami Plasma diagnostics in JT-60SA
K. Kawahata Development of a two color laser interferometer/polarimeter
J. Terry Developments in USA

Progress and Plans for the Specialists Working Groups

G. Conway Reflectometry Working Group
A. Mase Comments on reflectometer system
M. Beurskens Thomson scattering Working Group
E. Hodgson pres.
by A. Goussarov
Radiation Effects Working Group
A. Goussarov Radiation Effects on Windows
D. Thomas Working Group on Beam-Aided Spectroscopy
R. Barnsley pres. by
G. Vayakis
Spectroscopy Working Group
R. Boivin Proposed changes to the SWGs

       Review of Action Items

H. Park Review of action items

          Closing activities

R. Boivin Forthcoming meeting (Date 17th meeting, location 18th meeting)
R. Boivin Executive summary of the meeting