Ninth Meeting

• Minutes of the Ninth LSUF meeting - 19 May 2010 will be available shortly
• Agenda ( 123 KB)
• Presentations:
  • ISO 11929:2010 ( 89 KB)
  • Making Sense of Limits of Detection ( 415 KB)
  • Field deployable radioanalytical platform for unattended near-well monitoring of radioactive groundwater plumes
    ( 5 MB)
  • When Particle Physics Meets Radiochromatograph ( 2 MB)

Eighth Meeting

• Minutes of the Eighth LSUF meeting - 7 May 2009 ( 46 KB)
• Agenda ( 436 KB)
• Presentations:
  • Determination of Carbon-14 in environmental level, solid reference materials ( 526 KB)
  • The TDCR method in LSC ( 2.61 MB)
  • Necessary Quality Control for LSC Cocktail Production ( 2.07 MB)
  • Approaches to measurement uncertainty evaluation ( 2.44 MB)
  • NPL Knowledge & Innovation Centre ( 1.26 MB)
  • Acoustics & Ionising Radiation Formulation and Strategy ( 383 KB)

Seventh Meeting

• Minutes of the Seventh LSUF meeting - 14 October 2008 ( 34 KB)
• Agenda ( 22 KB)
• Presentations:
  • Introduction ( 337 KB)
  • Challenges in assaying beta-emitting radionuclides in wastes ( 1.38 MB)
  • Biodegradability of liquid scintillation cocktails ( 3.63 MB)
  • Validation of the detection efficiency of alpha emitters in commercial counters ( 1.27 MB)
  • ProSafe – The Next Generation ( 453 KB)
  • Hidex 300SL - The future of LSC ( 939 KB)
  • New NPL standards ( 1.95 MB)

Sixth Meeting

• Minutes of the Sixth LSUF meeting - 18 September 2007 (HTML)
• Agenda ( 51.3 KB)
• Presentations:
  • Waste Vacuum Pump Oil - Sample Preparation & Analysis ( 484 KB)
  • Red-shifted liquid scintillation: An opportunity to progress the technology? ( 6.41 MB)
  • Updates to ISO standards 9696, 9697 and 9698 ( 536 KB)
  • 3H speciation in bioshield concrete ( 470 KB)
  • Determination of the 14C content in fuels containing bioethanol and other biogenic materials with liquid scintillation counting ( 1.38 MB)
  • Acoustics and ionising radiation programme 2007-2010 ( 409 KB)
  • International conference on radionuclide metrology and its applications ( 257 KB)

Fifth Meeting

• Minutes of the Fifth LSUF meeting - 28 November 2006 (HTML)
• Presentations:
  • LSC at RIVM and as a Tool in Analysing Suspected Packages ( 2.28 MB)
  • Fluorescence Based Colour Quench Correction ( 764 KB)
  • Status Report to LSUF on Formulation of Ionising Radiation Programme 2007-2010 ( 272 KB)
  • Standard on Assuring Compliance of Drinking Water Radioactivity ( 697 KB)
  • Standardisation of 210Pb by Liquid Scintillation Techniques ( 380 KB)
  • The WMT-Carbolite Ashing Furnace for the Analysis of 3H and 14C in Combustible Materials - current state-of-play ( 1.3 MB)
  • NPL Environmental Radioactivity Proficiency Test Exercise 2007 ( 200 KB)
  • Recommended Nuclear Data ( 210 KB)

Fourth Meeting

• Minutes of the Fourth LSUF meeting - 24 January 2006 (HTML)
• Presentations:
  • Surveillance of Surface Radioactivity – The Role of Liquid Scintillation Counting ( 3.36 MB)
  • Use of proficiency tests organised by PROCORAD to improve quality of tritium in urine measurement ( 143 KB)
  • LSC in decommissioning / waste characterisation applications ( 2.03 MB)
  • Shewhart control charts ( 450 KB)
  • Manufacturer's Presentations:
    • Quantulus from PerkinElmer  ( 1.45 MB)
    • Beckman & Coulter ( 665 KB)
    • Raddec Pyrolyser furnaces ( 719 KB)
  • Non-linearity issues when using commercial counters ( 205 KB)

Third Meeting

• Minutes of the Third LSUF meeting - 5 May 2004 (HTML)
• Presentations:
  • Chairman's Welcome ( 103 KB)
  • Liquid Scintillation Waste Management Options ( 1.1 MB)
  • Organically Bound Tritium Standard Update ( 1.2 MB)
  • National Diagnostics - Innovation In Scintillation Counting ( 226 KB)

Second Meeting

• Minutes of the Second LSUF meeting - 2 April 2003 (HTML)
• Presentations:
  • Chairman's Welcome ( 347 KB)
  • Liquid Scintillation at NPL_Practical Applications ( 534 KB)
  • Organically Bound Tritium Standard ( 337 KB)
  • Sample Preparation and LSC ( 939 KB)
  • Quench and Quench Curves ( 142 KB)
  • Limits of Detection and Determination ( 204 KB)
  • Sample Preparation and Cocktail Selection ( 391 KB)
  • LSC Cocktail Development and Evolution ( 365 KB)
  • The Evolution of LSC cocktails and Safety ( 553 KB)

First Meeting

• Minutes of the First LSUF meeting - 5 September 2001 (HTML)
• Presentations:
  • Introduction ( 173 KB)
  • Recent developments of LSC ( 403 KB)
  • Basic Ciemat-NIST ( 132 KB)
  • Performance testing of selected liquid scintillators ( 45 KB)
  • Questionnaire ( 45 KB)

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