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A.Lagoyannis I.N.P.P. NCSR “Demokritos” Nuclear Physics Applications at the Institute of Nuclear and Particle Physics A. Lagoyannis Institute of Nuclear.

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Presentation on theme: "A.Lagoyannis I.N.P.P. NCSR “Demokritos” Nuclear Physics Applications at the Institute of Nuclear and Particle Physics A. Lagoyannis Institute of Nuclear."— Presentation transcript:

1 A.Lagoyannis I.N.P.P. NCSR “Demokritos” Nuclear Physics Applications at the Institute of Nuclear and Particle Physics A. Lagoyannis Institute of Nuclear and Particle Physics NCSR “Demokritos”, Greece

2 A.Lagoyannis I.N.P.P. NCSR “Demokritos” Applications @ I.N.P.P. Research:  EBS / NRA cross section measurements  PIGE cross section measurements  R & D on techniques Services:  Ion Beam Techniques  XRF Laboratory  Neutron & Charged Particle Irradiations

3 A.Lagoyannis I.N.P.P. NCSR “Demokritos” EBS - NRA Cross Section Measurements Motor driven goniometer Great angular accuracy (0.01 deg.) Up to 4 targets Water cooling available

4 A.Lagoyannis I.N.P.P. NCSR “Demokritos” PIGE Cross Section Measurements 32 S(p,p’γ) 32 S Ε γ = 2230 keV 10 B(p,αγ) 7 Be Ε γ = 429 keV

5 A.Lagoyannis I.N.P.P. NCSR “Demokritos” Ion Beam Analysis Tools Motor driven goniometer Suitable for channeling studies 4 – axis target movement Place for PIGE detector Surface barrier detector at backward angles Beam Chopper Rutherford Backscattering Spectroscopy Elastic Backscattering Spectroscopy Nuclear Reaction Analysis Proton Induced Gamma – ray Emission Channeling Studies

6 A.Lagoyannis I.N.P.P. NCSR “Demokritos” Ion Beam Analysis Examples Geological Lead interaction with gypsum Material Science NiO Thin film formation Cultural Heritage Corrosion studies Co/Nb/Co trilayers

7 A.Lagoyannis I.N.P.P. NCSR “Demokritos” External Beam

8 A.Lagoyannis I.N.P.P. NCSR “Demokritos” Micro Beam Setup Chamber’s features:  Load – lock chamber  3 – axis motorized sample holder  Rotatable target holder  Heating / Cooling  Long range microscope for precision  CCD camera for sample Monitoring Detectors:  PIXE low energy Si(Li) detector at 45 o  PIGE HPGe detector at 45 o  STIM detector at 0 o  RBS SSB detector at 170 o  NRA SSB detector at 150 o

9 A.Lagoyannis I.N.P.P. NCSR “Demokritos” Upgrading of the microbeam in order to deliver ~ 50 um external beam optics calculations already performed external probe exists (needs modification) large samples motorized holder exists External Micro Beam Setup

10 A.Lagoyannis I.N.P.P. NCSR “Demokritos” XRF Laboratory Milli - XRF Spectrometer Micro - XRF Spectrometer E5 Integrated XRF Spectrometer Applications:  Cultural Heritage (artefacts, …)  Environment (air filters, …)  Material Science (thin films, …)  Technological (solar cells, …)

11 A.Lagoyannis I.N.P.P. NCSR “Demokritos” MirrorCoins Armor XRF Examples

12 A.Lagoyannis I.N.P.P. NCSR “Demokritos” In Situ XRF Measurements Portable XRF Spectrometer Applications:  Cultural Heritage  Archeological Sites  Museums (in Greece & abroad)

13 A.Lagoyannis I.N.P.P. NCSR “Demokritos” Neutron Irradiation Setup Reaction Neutron Energy (MeV) Flux (n/sec/cm 2 ) 7 Li(p,n) 7 Be0.12 – 0.65≈ 10 5 d(d,n) 3 He3.9 – 11.5≈ 10 6 t(d,n) 4 He16.4 – 25.7≈ 10 5 Gas cell Irradiation of electronic devices (Memory modules, ESA related devices, …)


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