Applied Nuclear Physics in Sweden - A brief overview -

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1 Applied Nuclear Physics in Sweden - A brief overview - What is applied nuclear physics? Activities in Sweden Activities in Uppsala Facilities and funding Stephan Pomp (stephan.pomp@physics.uu.se) Division of applied nuclear physics Department of physics and astronomy Uppsala university

2 What is applied nuclear physics? Nuclear physics identify needs Applications (demands and needs from society) Theoretical: Nuclear reaction modelling Nuclear data evaluation Experimental: Nuclear physics measurements Detection and measurement techniques Computational: Simulation codes Analysis methods Medical: Nuclear medicine, Dosimetry, Drug development, Regenerative medicine, Materials: Semiconductors, Radiation damage, Energy: Fission (GenIV, fuel cycle, ), Fusion, Safety and Security: Safeguards, Environment: Radioecology, Science: Archaeology, Astrophysics, Geology,

3 Activities in Sweden

4 Lund University

5 Lund University C-14: Group leader: Raimund Muscheler AMS with Single Stage Accelerator Mass Spectrometry (SSAMS). Applications within radioecology, ecology, medicine and biomedicine. Equipment was funded 2004 by the Knut and Alice Wallenberg Foundation and the Swedish Research Council.

6 Lund Ion Beam Analysis Facility (LIBAF) 3 MeV accelerator for H, D and He Ion beam analysis with micro-beam, e.g., PIXE (Particle Induced X-ray Emission) Group leader: Per Kristiansson

7 Chalmers University of Technology

8 Chalmers University of Technology Analysis of noise measurements from Swedish power plants test our newly developed simulation methods, analyze events at power plants where we can apply both known methods and our new methods. Use of In-Core Fuel Management (ICFM) codes. Group leaders: Christophe Demaziere and Imre Paszit

9 Chalmers University of Technology Using positron beams to analyze material defects; from vacancies in metallic crystalline structures ( nm, a few hundred ps of life time) to macroscopic cavities and cracks. Technique can be used for Irradiated steel from nuclear power tanks Material samples exposed to mechanical stretching Polymers and semi conductors Micro porosity in zeolites (ion exchangers) Group leader: Anders Nordlund

10 Chalmers University of Technology Plasma theory: The research programme is concentrated on the study of stability and transport in impure plasmas. Part of the work is focused on theoretical modelling compact plasma based ion sources. Group leader: Tünde Fülöp

11 Chalmers University of Technology Safeguards: Development of new methods for nuclear materials and nuclear waste evaluation. Research in statistical theory of joint detection of singles, doubles, triples of neutrons and gammas photons. Statistical theory of dead time effect on the higher moments. Group leader: Dina Chernikova

12 Chalmers University of Technology Development of the PHITS code Dosimetry at high altitudes and in space: MATROSHKA experiment on ISS Group leader: Lembit Sihver

13 KTH Royal Institute of Technology ktuell-forskning-inom-karnteknik Group leader: Sevostian Bechta

14 KTH - continued Group leader: Pär Olsson Facilities at KTH: several test loops, e.g. HLM loop TALL Group leader: Henryk Anglart

15 KTH Research example Studies of the nuclear fuel cycle and various options for transmutation using GenIV reactors or ADS concepts; Goals/needs: - Reduce radiotoxicity - Reduce waste storage problem - Sustainable nuclear power

16 Uppsala university

17 Ion physics group (Group leader: Daniel Primetzhofer/Göran Possnert) uses ion beams for material analysis ranging from applications in archeology and medicine to ultrathin surface coatings for optical and electronic devices. C-14

18 Fission diagnostics and safeguards (Group leader: Peter Jansson et al.) Research in the safety and security of nuclear power, e.g., efficient fuel use and needs for future nuclear power plants. Development of methods for ensuring that nuclear material is used in accordance with international treaties.

19 Research at CLAB The group performs measurements at Clab Central Interim Storage Facility for Spent Nuclear Fuel, e.g., gamma-ray emission to measure burn-up and delayed neutron emission (under development) to measure Pu-239 content.

20 Example: OECD Halden Unique (?) possibility for, e.g., Loss-of-coolant accident (LOCA) Picture removed. The OECD Halden Reactor Project Founded 1958; located in Norway 1- cladding temperature p- rod pressure E- cladding elongation G- radioactivity

21 Fusion diagnostics (Group leader: Göran Ericsson) Research about fusion as a future power source is carried out at several facilities. The group develops instrumentation for monitoring and analysis of the fusion reactions.

22 Neutron Camera at MAST Figures from PhD thesis of Iwona Klimek

23 Nuclear reactions research (Group leader: Stephan Pomp) Experimental and computational research about nuclear reactions. Aim: Provide high quality nuclear data for applications.

24 Nuclear reactions research Experimental activities ( Fission is the mission ): - Studies of nuclear fission and measurement of cross section standards JRC-IRMM in Belgium - Neutron-induced light-ion production and fission cross section standards NFS@GANIL in France - Measurement of independent fission yields and isomeric yield ratios IGISOL-JYFLTRAP in Finland 234 U(n,f) - anisotropy Physics Procedia 64 ( 2015)

25 Nuclear reactions research Computational activities ( We are so outside the box, that the box is a point ): - Development of the Total Monte Carlo (TMC) method - The TENDL project - TALYS-based evaluated nuclear data library ( Partners: IAEA (Vienna), PSI (Switzerland), NRG (The Netherlands) One key element of TMC: Propagation of microscopic nuclear data uncertainties to the macroscopic system

26 Facilities in Sweden Chalmers: Pulsed Positron Beam Uses 22 Na and adjustable moderator Adjustable energy (300eV-15keV) studies of material defects Lund: Lund Ion Beam Analysis Facility European Spallation Source in operation 2025? Oskarshamn: CLAB interim storage for spent fuel (operated by SKB)

27 Uppsala: The Svedberg Laboratory (TSL): closing 2016 Several accelerators as part of Tandem Lab (tour) 14-MeV neutron source (10 10 n/s in 4p, under dev.) Facilities - continued

28 Funding examples Swedish Research Council Fusion, DREAM4SAFER, ASTRID, European Commission EUROFusion, GETMAT, CHANDA, Authority: Swedish Radiation Safety Authority Swedish Defense Research Agency Industry, e.g., Swedish Centre for Nuclear Technology

29 Accelerator-based precision measurements AMS, material analysis, Diagnostics methods Fusion plasma, nuclear fuel in the cycle, Microscopic nuclear physics experiments Key areas - IMHO Cross sections, decay data, the complete fission exp. (FF+n+g), Modern nuclear data evaluation à la TENDL nuclear data underpin all of nuclear science and technology Thank you!

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