a.lagoyannis i.n.p.p. ncsr “demokritos” nuclear physics applications at the institute of nuclear...

A. LagoyannisI.N.P.P. NCSR “Demokritos”

Nuclear Physics Applications at the

Institute ofNuclear and Particle Physics

A. LagoyannisInstitute of Nuclear and Particle Physics

NCSR “Demokritos”, Greece

A. LagoyannisI.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

A. LagoyannisI.N.P.P. NCSR “Demokritos”

EBS - NRA Cross Section Measurements

Motor driven goniometerGreat angular accuracy (0.01 deg.)Up to 4 targetsWater cooling available

A. LagoyannisI.N.P.P. NCSR “Demokritos”

PIGE Cross Section Measurements

32S(p,p’γ) 32S Εγ = 2230 keV

10B(p,αγ) 7Be Εγ = 429 keV

A. LagoyannisI.N.P.P. NCSR “Demokritos”

Ion Beam Analysis Tools

Motor driven goniometerSuitable for channeling studies4 – axis target movement Place for PIGE detector

Surface barrier detector at backward angles

Beam Chopper

Rutherford Backscattering SpectroscopyElastic Backscattering SpectroscopyNuclear Reaction AnalysisProton Induced Gamma – ray EmissionChanneling Studies

A. LagoyannisI.N.P.P. NCSR “Demokritos”

Ion Beam Analysis Examples

Geological Lead interaction with gypsum

Material Science NiO Thin film formation

Cultural HeritageCorrosion studies

Co/Nb/Co trilayers

A. LagoyannisI.N.P.P. NCSR “Demokritos”

External Beam

A. LagoyannisI.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 45o

PIGE HPGe detector at 45o

STIM detector at 0o

RBS SSB detector at 170o

NRA SSB detector at 150o

A. LagoyannisI.N.P.P. NCSR “Demokritos”

Upgrading of the microbeam in order to deliver ~ 50 um external beamoptics calculations already performed

external probe exists (needs modification)large samples motorized holder exists

External Micro Beam Setup

A. LagoyannisI.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, …)

A. LagoyannisI.N.P.P. NCSR “Demokritos”

Mirror Coins Armor

XRF Examples

A. LagoyannisI.N.P.P. NCSR “Demokritos”

In Situ XRF Measurements

Portable XRF Spectrometer

Applications: Cultural Heritage Archeological Sites Museums (in Greece

& abroad)

A. LagoyannisI.N.P.P. NCSR “Demokritos”

Neutron Irradiation Setup

ReactionNeutron Energy(MeV)

Flux (n/sec/cm2)

7Li(p,n)7Be 0.12 – 0.65 ≈ 105

d(d,n)3He 3.9 – 11.5 ≈ 106

t(d,n)4He 16.4 – 25.7 ≈ 105

Gas cell

Irradiation of electronic devices(Memory modules, ESA related devices,

…)