Institute for Nuclear Research (Dubna)
International Conference Nucleus -2015, 30th June
2015, St.-PetersburgNRC KI
PNPI NRC KI
JINR
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RUSSIA NEUTRON LANDSCAPE V.L. Aksenov Petersburg Nuclear Physics Institute NRC
Содержание
- 1. RUSSIA NEUTRON LANDSCAPE V.L. Aksenov Petersburg Nuclear Physics Institute NRC
- 2. Neutrons in Partical and Nuclear Physics (modern trends)
- 3. Neutrons and New PhysicsDark energyDark matterUCN gravity resonance spectroscopyQuantum mechanics(Schrodinger and Cheshire cats)}Neutrino Physics }UCN
- 4. Understanding of the nucleusNuclear Structure(nuclear models)Fission PhysicsDuclear
- 5. Big GravitrapNew generation of neutron lifetime experiments
- 6. UCN magnetic storage and neutron lifetime PNPI-ILL
- 7. A.P. Serebrov, et al., JETP Letters, 99, pp. 4–8, (2014)Neutron electric dipole moment
- 8. The study of the P-odd asymmetry in
- 9. Слайд 9
- 10. Neutron Sources in Russia
- 11. ,1973,2010
- 12. Strategy Paper on Neutron Researchof National Research
- 13. Modernized IBR-2 High Flux Pulsed Reactor (FLNP
- 14. IBR-2M Spectrometers ComplexDiffractometers:HRFD, DN-12, FSD, SKAT/EpsilonSmall Angle
- 15. Two calls of proposals per year with
- 16. Pulse duration: 20 – 200 nsPeak current
- 17. FundamentalFundamental symmetries in neutron induced reactionsNuclear DataNuclear
- 18. Слайд 18
- 19. Reactor Complex PIK
- 20. Central part of the reactor complex PIK198020102013 2013
- 21. 2011 a critical state of the fuel assembly
- 22. INVESTMENT PROJECTS PNPI NRC KI 2014-2020
- 23. Buildings of the reactor PIK reconstructed during the projectBldg.105Bldg.104Bldg.100ЕReconstruction of the Laboratory Complex PIK
- 24. Buildings of the Laboratory Complex Offices and
- 25. Creating computing power with a speed of
- 26. (1) The reactor vessel(2) Heavy water reflector
- 27. Neutron stations transferred to NRC KI PNPI
- 28. Ultra Cold Neutron Source on HEC-2Schematic view
- 29. Neutron Guide HallNeutron stations transferred from the
- 30. Instrument status and update plans- First containers
- 31. Hall of Inclined Channels (3) NA
- 32. The project aiming to equip RC PIK
- 33. PETERSBURG NUCLEAR PHYSICS INSTITUTERussia, 188300, Leningrad District , Gatchina, Orlova Roscha NATIONAL RESEARCH CENTRE«KURCHATOV INSTITUTE»
- 34. 198020102013 2013
- 35. Welcome to Gatchina
- 36. Скачать презентанцию
Neutrons in Partical and Nuclear Physics (modern trends)
Слайды и текст этой презентации
Слайд 1RUSSIA NEUTRON LANDSCAPE
V.L. Aksenov
Petersburg Nuclear Physics Institute NRC KI (Gatchina)
Joint
Institute for Nuclear Research (Dubna)
2015, St.-Petersburg
Слайд 3Neutrons and New Physics
Dark energy
Dark matter
UCN gravity resonance
spectroscopy
Quantum mechanics
(Schrodinger
and Cheshire cats)
}
Neutrino Physics
}
UCN
Слайд 4Understanding of the nucleus
Nuclear Structure
(nuclear models)
Fission Physics
Duclear Data
Astrophysics
(where do the
heavy elements come from?)
Probing exotic (n-rich) nucleus
Phase Transitions
in nuclei
red
giant stars (s-process)super nova (r-process)
Слайд 5Big Gravitrap
New generation of neutron lifetime experiments
Goal: to reach
accuracy 0.2 sec by the storage of neutron in material
trapMagnetic trap
Goal: to reach accuracy 0.2 sec by magnetic storage of neutron
beam-ucn=8.4(2.2)s (3.8)
A.P. Serebrov and A.K. Fomin, Physics Procedia 17 (2011) 199–205
Слайд 8The study of the P-odd asymmetry in the alpha-particle emission
in the reaction 10B(n,)7Li
P-odd asymmetry in the reaction 6Li(n,α)3H was
measured at PF1b at the ILL reactor:
aP-odd = (-8.8 2.1)10-8Constrains for the neutral weak constant :
0 fπ 1.110-7 (at 90% confidence level)
Goal: To reach the accuracy of P-odd asymmetry in the reaction 10B(n,)7Li
~ 5 10-8.
Beam time is approved for PF1b instrument
cycle n° 176-177
Yu.M. Gledenov1, V.V. Nesvizhevsky2, P.V. Sedyshev1, E.V. Shulgina3, P. Szalanski4, V. A. Vesna3
1 JINR, Dubna, Russia, 2 ILL, Grenoble, France, 3 NRC "KI" PNPI, Gatchina, Russia, 4 LU Lodz, Poland
Слайд 12Strategy Paper on Neutron Research
of National Research Center “Kurchatov Institute”
and Joint Institute for Nuclear Research
IBR-2 (JINR, Dubna) : 2012 ÷ 2037
VVR-M
(NRC KI, Gatchina) : shutdown mode, 2016 IR-8 (NRC KI, Moscow) : 2007 ÷ 2017 upgrade
PIK (NRC KI, Gatchina) : 2019 ÷ 2049
Pulsed sources
IREN (JINR, Dubna) : 2010 ÷ 2045
GNEIS (NRC KI, Gatchina) : 1973, life time?
proton synchrocyclotron, 1GeV, 1971
Stady state
Слайд 13Modernized IBR-2 High Flux Pulsed Reactor (FLNP JINR)
Operational since 1984
2007-
2010: modernization shutdown
2010 – 2011 Physical and power start-up completed
2012
– Regular operation renewed Information: http://flnp.jinr.ru/34/
Virtual excursion: http://uc2.jinr.ru/pano/lnf/
By D.P. Kozlenko, FLNP, Dubna
Слайд 14IBR-2M Spectrometers Complex
Diffractometers:
HRFD, DN-12, FSD, SKAT/Epsilon
Small Angle Scattering Spectrometer: YuMO
Reflectometers:
REMUR,
REFLEX
Inelastic Neutron Scattering Spectrometers:
NERA-PR, DIN-2PI
New Instruments:
DN-6. GRAINS, NRT
Reconstruction:
DN-2 – RTD,
REFLEX - SESANS
2011:
11 instruments in operation
2014:
14 instruments in operation
Слайд 15Two calls of proposals per year with deadlines 15 April
and 15 October
User Programme at IBR-2 instruments:
Applications are collected via
web-site http://ibr-2.jinr.ru200 applications from 16 countries were received in 2014
Слайд 16Pulse duration: 20 – 200 ns
Peak current : 3 A
Repetition
rate: 150 Hz
Average current: up to 50 mkА
Electron energy: up
to 200 MeVBeam power: up to 10 kW
Target: 238U
Integral neutron yield: up to 3.4*1013 n/s
IREN planned parameters
IREN facility
(Intense REsonance Neutron source)
Слайд 17Fundamental
Fundamental symmetries in neutron induced reactions
Nuclear Data
Nuclear fission
Fundamental properties of
the neutron
Highly excited states of the nuclei
Applied
Isotopes production
Neutron activation analysis
Nuclear
in space
Слайд 212011 a critical state of the fuel assembly was achieved and
a complete test of the reactor systems was produced without
coolant at W = 100 WStart up complex №1.
Facilities of reactor complex PIK for the first criticality
(commissioned in 2009 )
Reactor Complex PIK
Слайд 23Buildings of the reactor PIK reconstructed during the project
Bldg.105
Bldg.104
Bldg.100Е
Reconstruction of
the Laboratory Complex PIK
Слайд 24Buildings of the Laboratory Complex
Offices and Data Center
Bldg.105
Reconstruction of the Laboratory Complex PIK
Слайд 25Creating computing power with a speed of about 100 teraflops
for data processing and data storage.
Creating a data collection
system connected to the neutron experimental stations and if necessary convert them to an unified data storage format. Creation and development of the information infrastructure to provide a mechanism of interaction between participants of the research process.
Computer Information System Tier-0
of the reactor PIK (analog to CERN Data Centre)
Reconstruction of the Laboratory Complex PIK
Слайд 26(1) The reactor vessel
(2) Heavy water reflector tank
(3) Support tube
for CNS
(4) Protection
(5) Steel cladding of light water pool
(6) Biological
protection of the reactor(7) Channel HEC-3
(8) Vacuum container
(9) Thermosiphon
Experience of PNPI NRC KI
Installation of CNS produced for
reactor OPAL - Australia
Project of CNS
Channel HEC-3
of reactor PIK
Cold Neutron Source for Channel HEC-3 of the reactor PIK
UCN source - parameters
Liquid deuterium - 25 L, T = -250° C
The distance from the active zone of the reactor-60cm
The flux density of cold neutrons - 61010 н см-2с–1,
which is 3-5 times higher than the same values of the CNS
at high-flux reactors HFR at the ILL and OPAL at ANSTO.
Cold neutron source just
before setting to the reactor
Reconstruction of the Laboratory Complex PIK
Слайд 27Neutron stations transferred to NRC KI PNPI from HZG (Geesthacht)
DC4 - polarized neutron diffractometer with a two-dimensional detector POLDI
DC6 - Texture diffractometer TEX
DC2 - Stress diffractometer ARES
Hall of Horizontal Channels
Neutron stations transferred from the reactor ILL
MT - Installation for measurement of the neutron lifetime using a magnetic storage of ultracold neutrons
GT - Large gravitational trap for measuring the neutron lifetime
EDM - magnetic resonance spectrometer to measure the EDM using UCN
Reconstruction of the Laboratory Complex PIK
According to the instrumentation program for PIK
According to Project for Reconstruction of the Laboratory Complex PIK
According to the instrumentation program for PIK
Слайд 28Ultra Cold Neutron Source on HEC-2
Schematic view of the idea
of the helium ultra cold neutron source on thermal neutron
sourcePlacement option for ultra cold neutron source on extracted channel of thermal neutrons of the reactor PIK
E.V. Lychagin, A.Yu. Muzychka, G.V. Nekhaev, E.I. Sharapov,
A.V. Strelkov (JINR, Dubna),
V.V. Nesvizhevsky (ILL, Grenoble)
Слайд 29Neutron Guide Hall
Neutron stations transferred from the WWR-M
D2 -
powder diffractometer of cold neutrons
R1 - polarized neutron reflectometer
with a vertical plane of reflection REVERANS
Neutron stations transferred to NRC KI PNPI from HZG GeesthachtDC5 - perfect crystal diffractometer DCD
S-4 - small-angle scattering setup of polarized neutron SANS-2
S-5 - small-angle scattering setup of polarized neutrons SANS-3
R4 - polarized neutron reflectometer with polarization analysis NERO
Reconstruction of the Laboratory Complex PIK
Слайд 30Instrument status and update plans
- First containers with instruments
have
been unpacked
- Inventory of instrument components
Test of instrument components
Reconstruction started
SANS-2
NERO
NERO
Instrument Status:
A. Schreyer
Слайд 31
Hall of Inclined Channels (3)
NA - Neutron Activation Analysis.
PBS - Nuclear spectroscopy in the capture of thermal neutrons
NF2
- Correlation investigations in fission
Слайд 32The project aiming to equip RC PIK with the modern
experimental stations for the multidisciplinary research will be started and
completed within the period between 2015 and 2020.The Government of the Russian Federation has approved the idea to organize the International Center for Neutron Research based on the reactor complex PIK.
Слайд 33PETERSBURG NUCLEAR PHYSICS INSTITUTE
Russia, 188300, Leningrad District , Gatchina,
Orlova Roscha
NATIONAL RESEARCH CENTRE
«KURCHATOV INSTITUTE»
