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SESSION 1: IMPROVING QUALITY of LIFE PANEL 1.2: Nuclear technologies - PowerPoint PPT Presentation

SESSION 1: IMPROVING QUALITY of LIFE PANEL 1.2: Nuclear technologies in industry, material sciences and beyond Special Adviser, Fluid Flow and Environmental Technology, Institute for Energy Technology (IFE) Tor Bjrnstad is Special Adviser at


  1. SESSION 1: IMPROVING QUALITY of LIFE PANEL 1.2: Nuclear technologies in industry, material sciences and beyond Special Adviser, Fluid Flow and Environmental Technology, Institute for Energy Technology (IFE) Tor Bjørnstad is Special Adviser at the Institute for Energy Technology at Kjeller, Norway and Professor Emeritus in Nuclear Chemistry and Nuclear Physics at the University of Oslo; he has more than 40 years of experience in basic and applied radiochemistry, nuclear chemistry and nuclear physics at various Tor BJØRNSTAD universities and research institutions, including Norway CERN in Geneva.

  2. H H 82 Br C H They help us understand processes – we call them tracers Tor Bjørnstad Institute for Energy Technology (IFE) Kjeller, Norway O  O T H O 99m Tc O O

  3. Radioactive tracers decay 100 % N o Remaining number of nuclei 50 % 25 % N o /2 12.5 % 6.25 % 3.12 % N o /4 N o /8 N o /16 N o /32 Time 1  T 1/2 2  T 1/2 3  T 1/2 4  T 1/2 5  T 1/2 3

  4. Singing detectives

  5. 1. Chemical process systems Final reaction product TIME Heat treatment TIME Chemical reaction chamber Gamma detectors TIME Feed chemicals = Reactants

  6. 2a. Water expels oil Tor Bjørnstad

  7. 2b. Reservoir description Injection well Production well • Preferential flow directions Relative concentration • Horizontal and vertical communication between wells • Permeability strata • Sweep volumes • Large-scale heterogeneities Volume (or time) Statified reservoir 06/10/2015 Tor Bjørnstad 7

  8. 3a.Waves errode coastlines

  9. 3b.Coastal management: Wave- induced Sediment transport Radiotracer injection

  10. 3c. Coastal management: Tracing of sediment transport Radiotracer injection

  11. 4. Monitoring air pollution

  12. Final message : Tracer technology is an indispensible tool in many branches including chemical process technology, mining, civil engineering, environmental examinations and in basic sciences!

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