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SARAF – Soreq Applied Research

Accelerator Facility

NUPECC Meeting08 June, 2013, Florence, Italy

Soreq

Israel MardorSoreq NRC, Yavne, Israel

Soreq

Scientific Objectives of SARAF Search for Beyond Standard Model Physics Nuclear Astrophysics Exploration of Exotic Nuclei High Energy Neutron Induced Cross Sections Neutron Based Material Research Neutron Based Therapy Development of New Radiopharmaceuticals Accelerator based neutron imaging

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Superconducting Linear AcceleratorParameter ValueIon Species Protons/Deuterons

Energy Range 1.5 MeV/u – 40 MeVCurrent Range 0.04 – 5 mA CW

Operation 6000 hours/year

Availability >90%

Soreq

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Specialty and Competitiveness of SARAF (1/2)

40 MeV d-Li vs. 1400 MeV p-W, 0 deg forward spectra, 8 cm downstream the primary target

Heat removal

Isotopes extraction

LiBeOB4C

LiLiT – Liquid Lithium Target

Two-Stage Irradiation

Soreq

Specialty and Competitiveness of SARAF (2/2)

SARAF SPIRAL II * IFMIF* Project

d(40MeV) +Li

d(40MeV) + C

d(40MeV) +Li Reaction specification

19.1 4.3 19.1 Projectile range in target (mm)

5 5 2 x 125 Maximum beam current (mA)

~1 ~10 ~100 Beam spot on the target (cm2)

5 0.5 2.5 Beam density on the target (mA/cm2)

~0.07 ~0.03 ~0.07 Neutron production over 4π (n/deuteron)

~1015 ~1015 ~1017 Neutron source intensity (n/s)

~5∙1014 ~1014 ~1015Maximal neutron flux on the back-plate [n/(sec ∙ cm2)] (0-60 MeV neutrons)

~10 ~12 ~10 <En> on the back-plate (MeV)* D.Ridikas et.al. “Neutrons For Science (NFS) at SPIRAL-2 (Part I: material irradiations), Internal Report DSM/DAPNIA/SPhN, CEA Saclay (Dec 2003)4

Soreq

SARAF Phase II - “Day 1” 40 MeV 5 mA CW protons and deuterons Two-stage irradiation target for light exotic nuclei (e.g., 6He, 8Li, 17-23Ne) Traps (e.g., EIBT, MOT) for study of exotic nuclei and beyond SM physics Liquid lithium target for fast and epi-thermal neutrons

Nuclear astrophysics, BNCT, neutron induced cross sections Neutron based radiography, tomography and diffractometry Radiopharmaceutical research and development Neutron induced radiation damage on small samples (e.g., pilot for IFMIF)

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e

Thermal neutron source9Be(d,xn)

d beam

Much room for improvement on Ne, towards per-mill precision

MACS with 1011 n/sec – 100 times FZ Karlsruhe

Replacement of the Soreq 5MW research reactor

Soreq

SARAF Phase II - Subsequent Upgrades 20 MeV/u ~mA CW a

b-NMR and more (e.g., COLTRIM, Reaction Microscope)

Thin 238U target + gas extraction + ECR + MR-TOF (IGISOL)

Liquid D2O target for quasi-mono-energetic fast neutrons

Cold and ultra-cold neutrons

~3 MV post accelerator + gas (He) target

A compact 4p n detector for distinct-spectra of n and anti-n

Acceleration of heavier ions, to higher MeV/u

~109 fission fragments / sec

>300 n events / sec

Soreq

SARAF Timeline and assistance from NUPECC

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Phase I in operation 4 MeV, 1 mA and 2 MeV, 2 mA CW protons, 5.2

MeV, 1 mA, DC=10% deuteronsFirst nuclear reactions in LiLiT in Summer 2013

Soreq is to apply for Phase II funding towards the end of 2013

Soreq wishes to complete SARAF Phase II by 2019

Soreq asks NUPECC for:Formal support and endorsement for SARAF Phase II