International project NICA at the Joint Institute for Nuclear - - PowerPoint PPT Presentation

▶
international project nica at the joint
SMART_READER_LITE
LIVE PREVIEW

International project NICA at the Joint Institute for Nuclear - - PowerPoint PPT Presentation

Nov 16, 2022 339 likes •1.12k views

International project NICA at the Joint Institute for Nuclear Research V. Kekelidze, NICA Volga river JAI/PP seminar, March 17, 2016, Oxford Joint Institute for Nuclear Research International Intergovernmental organization founded in 1956

slide-1
SLIDE 1

International project NICA at the Joint Institute for Nuclear Research

  • V. Kekelidze,

NICA

Volga river

JAI/PP seminar, March 17, 2016, Oxford

slide-2
SLIDE 2

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

18 Member States + 6 Associated countries

Joint Institute for Nuclear Research International Intergovernmental organization founded in 1956 by agreement of 12 countries Located in Dubna town, Moscow region JINR Member States

JINR founders

2

slide-3
SLIDE 3

the first superconducting accelerator of heavy ions based on Dubna type SC magnets

1957 Synchrophasotron 1993 Nuclotron

10 GeV proton synchrotron – the world leader in energy the start up of high energy era V.I.Veksler –the discovery

  • f

Phase Stability Principle (1944) A.V.Baldin – the pioneer of relativistic nuclear physics study of nuclear matter at extreme conditions and spin physics

2019 NICA

The superconducting Collider

  • f heavy ions

from the Synchrophasotron to the Collider NICA

3 March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

slide-4
SLIDE 4

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 4

NICA (Nuclotron based Ion Colider fAcility)

Main targets:

  • study of hot and dense baryonic matter

at the energy range of max baryonic density

  • investigation of nucleon spin structure, polarization phenomena
  • development of accelerator facility for HEP @ JINR
  • construction of Collider of relativistic ions from p to Au,

polarized protons and deuterons with max energy up to √SNN= 11 GeV (Au79+) and =27 GeV (p)

Ione source

slide-5
SLIDE 5

But: Strong confining interaction at large distances

Asymptotic freedom of quarks

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford Yukawa coupling; charge screening, de-confinement

D.J.Gross, H.D.Politzer, F.Wilczek The regime of “asymptotic freedom” is reached in hard processes at sufficiently high energies, The super dense nuclear matter could be obtained in heavy ion interactions however, this regime could be available already at rather low energies in super dense nuclear matter (the distance between particles ~ 1/T) typical size R0 ~ 1 fm = 10 -13 cm R

asymptotic freedom; anti-screening of color charges confinement 5

slide-6
SLIDE 6

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 6

evolution in time fm / c = 3 10-24 s

selection by spectators

slide-7
SLIDE 7

NICA

FAIR & NICA

March 17, 2016 7 V.Kekelidze, JAI/PP seminar, Oxford

LHC experiments

Phase transition in nuclear matter

  • Bulk properties, EOS - particle yields & spectra, ratios,

femtoscopy, flow, In-medium modification of hadron properties

  • Deconfinement (chiral), phase transition at high rB
  • enhanced strangeness production
  • QCD Critical Point - event-by-event fluctuations & correlations
  • Strangeness in nuclear matter - hypernuclei
slide-8
SLIDE 8

Freeze-out conditions

FAIR, NICA

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

E1+E2: collider E: FT

8

QCD matter at NICA: - highest net baryon density

  • energy range covers onset of deconfinement
  • complementary to the RHIC, FAIR and CERN
slide-9
SLIDE 9

V.Kekelidze, JAI/PP seminar, Oxford

Relativistic Heavy Ion Collider

RHIC

STAR PHENIX

March 17, 2016

Designed Energy √SNN = 200 GeV

9

~ 4 km

BNL 2000:

slide-10
SLIDE 10

10

NICA/MPD STAR BES II

Interaction rate [Hz] Collision energy √S [GeV]

NN

Present and future HI collider experiments

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

energy region of max. baryonic density

slide-11
SLIDE 11

11

HADES

Interaction rate [Hz] Collision energy √S [GeV]

NN

energy region of max. baryonic density

Present HI F.T. experiments

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

NA-61/SHINE

slide-12
SLIDE 12

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

Complex FAIR: experiments with fixed target

1,0AGeV

12

Darmstadt, Germany

slide-13
SLIDE 13

13

STAR F.T. HADES CBM

Interaction rate [Hz] Collision energy √S [GeV]

NN

NICA/BM@N I NICA/BM@N II energy region of max. baryonic density

Present and future HI F.T. experiments

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

NA-61/SHINE 2022 – 2025: SIS-100 FAIR

slide-14
SLIDE 14

14

NICA/MPD STAR F.T. NA-61/SHINE HADES CBM STAR BES II

Interaction rate [Hz] Collision energy √S [GeV]

NN

NICA/BM@N I NICA/BM@N II energy region of max. baryonic density

Present and future HI experiments

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

2022 – 2025: SIS-100 FAIR

NICA/MPD will provide most precise results exploring the whole phase space region in the most interesting energy range

slide-15
SLIDE 15

Study of nucleon spin structure

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

Matveev-Muradyan-Tavkhelidze-Drell-Yan mechanism and SIDIS processes – are good tools for these measurements Direct photons production (gluon polarization) the sum rule: It will allow to measure all 8 intrinsic-transverse-momentum dependent PDFs (at leading twist) in one experiment must confirm NICA collider will provide collisions of protons and deuterons with all combinations of polarization – transversal and longitudinal

15

slide-16
SLIDE 16

experiment CERN, COMPASS-II FAIR, PANDA FNAL, E-906 RHIC, STAR RHIC- PHENIX NICA, SPD mode F.T. F.T. F.T. collider collider collider Beam/target π- , p anti-p, p π- , p pp pp pp, pd,dd Polarization:b/t 0; 0.8 0; 0 0; 0 0.5 0.5 0.7 Luminosity 2·1033 2·1032 3.5·1035 5·1032 5·1032 1032 √s , GeV 14 6 16 200, 500 200, 500 10 - 26 x1(beam) range 0.1-0.9 0.1-0.6 0.1-0.5 0.03-1.0 0.03-1.0 0.1-0.8 qT, GeV 0.5 -4.0 0.5 -1.5 0.5 -3.0 1.0 -10.0 1.0 -10.0 0.5 -6.0 Lepton pairs, μ-μ+ μ-μ+ μ-μ+ μ-μ+ μ-μ+ μ-μ+, e+e- Data taking 2015 >2025 2013 >2016 >2016 >2020 Transversity

NO NO NO YES YES YES

Boer-Mulders

YES YES YES YES YES YES

Sivers

YES YES YES YES YES YES

Pretzelosity

NO NO NO NO YES YES

Worm Gear

NO NO NO NO NO YES

Direct γ

NO NO NO YES YES YES

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

Experiments studying nucleon spin structure

16

slide-17
SLIDE 17

NICA White Paper – International Effort

17 March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

Statistics of White Paper Contributions: 111 contributions, 188 authors from 70 centers in 24 countries

France Switzerland Oman Egypt Spain Moldova Portugal South Africa Belgium Brazil Israel Austria Argentina Slovakia Sweden Hungary Japan

slide-18
SLIDE 18

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 18

the Laboratory hosted the 15-th international conference SQM in July 2015

slide-19
SLIDE 19

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 19

Accelerator blocks

 Injection Complex  Booster  Nuclotron  Collider

slide-20
SLIDE 20

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

Machine Advisory Committee:

  • Boris Sharkov, ITEP, chairman
  • Pavel Beloshitsky, CERN
  • Sergei Ivanov, IHEP
  • Thomas Roser, BNL
  • Alexei Fedotov , BNL
  • Markus Steck, GSI
  • Nicholas Walker, Desy
  • Sergei Nagaitsev, FNAL

Accelerator blocks

  • Andrei Seryi, JAI Oxford
  • Alexander Zlobin, FNAL
  • Takeshi Katayama, Tokyo Univ.
  • Valeri Lebedev, FNAL
  • Rolf Stassen, FZJ
  • Yuri Senichev, FZJ
  • Evgeny Levichev, BINP
  • Pavel Zenkevich, ITEP

Leaders:

  • G. Trubnikov, I. Meshkov, A. Butenko, A. Kovalenko

The TDR is approved

20

slide-21
SLIDE 21

Nuclotron (45 Tm) injection bunch ~ 2×109 ions acceleration up to 1 - 4.5 GeV/u Linac LU-20 Ion sources

Fixed Target Area

Booster (25 Tm) storage of (2  4)×109 ions, acceleration up to 600 MeV/u

Two SC collider rings

Linac HILac KRION IP-2 ~ 2 x 22 injection cycles 22 bunches per ring

Structure and Operation Regimes

IP-1 Stripping (80%) 197Au31+ => 197Au79+

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 21

slide-22
SLIDE 22

Source for polarized particles (SPP), JINR+INR RAS

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 22

V.Fimushkin, A.Belov

  • ~ 2 mA deuteron beam current was achieved at the end of 2015
  • the first beam with Nuclotron run is foreseen in May 2016
slide-23
SLIDE 23

Assembly of the LEBT and ion source

A.Butenko, V.Monchinsky, A.Govorov, K.Levterov, A.Sidorin, T.Kulevoy, S.Polozov

JINR, ITEP, MEPHI

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 23

slide-24
SLIDE 24

test with deuteron and carbon beams from laser source

New preinjector for LU-20 first beam, JINR, ITEP, MEPHI

RF amplitude HV tube voltage Beam current

A.Butenko, V.Monchinsky, A.Govorov, K.Levterov, A.Sidorin, T.Kulevoy, D.Donets, B.Golonevsky November 2015,

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 24

slide-25
SLIDE 25

Nuclotron development

 Stable and safe operation up to maximum design energy  Beam time for users > 70%  Time losses < 8%  Development of cryogenic facility  Modern automatic control system based on TANGO  Test of stochastic cooling  New RFQ fore-injector for LU-20

25

2 – 4 GHz bandwidth, the cooling

  • f bunched and coasting deuteron

and carbon beams was achieved

momentum spread of d beam

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

slide-26
SLIDE 26
  • Run – 51 (d, Li, C)

26 January - 26 March, 2015

  • Run – 52 (d ,...)

May– June, 2016

  • Run – 53 (d , Li, ..)

October – December , 2016

Nuclotron runs in 2015 -2016

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

cooling accelerator R&D, experiments preparation reparation

Time distribution (run 51) The 3rd Workshop of the Nuclotron beam users “Perspectives of Experimental Research at the Nuclotron beams” was hold at the Laboratory on 8 – 9 September, 2015.

26

slide-27
SLIDE 27

Krion-6Т (Electron String Ion Source)

Krion-6T at LU-20, HV platform (Run #50)

Stand prototype for Krion-N(ica) ion source.

March 17, 2016 27 V.Kekelidze, JAI/PP seminar, Oxford

2015 design

magnetic field, T 5,4 6,0 e energy, keV 12 25 ion Au51+ Au31+ intensity, ppp (1-3)108 (1-4)109

  • repet. rate, Hz

3-5 50 t extraction, s (8-30)106 RMS emitt. 0,6 -0,15 p peak current, ma 10 the electron string current density J ~1400 A/cm^2 has been obtained E.D. Donets, E.E. Donets, D. Donets, A. Ramzdorf, A. Boytsov, V. Shutov,

  • D. Ponkin, V. Salnikov
slide-28
SLIDE 28

HILac in the new hall

HILac:

  • A. Butenko, V. Monchinsky, K. Levterov, V. Kobets, A. Bazanov

Design and fabrication by “BEVATECH OHG” Germany, Offenbach/Mainz high current (10 mA), the first Linac with transistor RF amplifier RFQ - 1st section under commissioning:

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 28

slide-29
SLIDE 29

RF amplifier commissioning (3 units)

September 2015 A.Butenko, K.Levterov,V. Kobets 100MHz; 120 / 340 /320 kW in RFQ section

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 29

slide-30
SLIDE 30

30

HILAC RFQ first beams:

A.Butenko, V.Monchinsky, K.Levterov, V.Kobets, A.Sidorin, D.Donets acceleration of D and He beams, December 2015

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

slide-31
SLIDE 31

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 31

The Booster

Dipole SC magnet Booster synchrotron: C = 211 m ultra high vacuum electron cooling Quadruple SC magnet

slide-32
SLIDE 32

RF system for booster

The Booster RF station during commissioning at test bench at JINR In May 2014 2 RF stations were assembled and tuned in BINP (Novosibirsk) in coop. with JINR specialists. In October 2014 the stations were delivered to Dubna, assembled and tested. Project status: all the works are performed in accordance with the plans.

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 32

Commissioning at Booster is planed in 2017

slide-33
SLIDE 33

Electron cooling system for booster, BINP

HV system There are purchased 90% of materials ~ 80% of items are produced in workshop delivery to JINR – 2016 Commissioning is planed in 2017 Project status: on schedule

slide-34
SLIDE 34

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

The Collider

45 T*m, 4.5 GeV/u for Au79+

Double aperture magnets: dipole & quadrupole prototypes MPD SPD Ring circumference, m 503,04 Number of bunches 22 r.m.s. bunch length, m 0,6 b, m 0,35

  • max. int. Energy, Gev/u

11,0 r.m.s. Dp/p, 10-3 1,6 IBS growth time, s 1800 Luminosity, cm-2 s-1 1x10

27

34

slide-35
SLIDE 35

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

SC Magnets for Booster, Collider & SIS-100/FAIR workshop at VBLHEP JINR (bld. 217)

3 of 6 cryo-test benches are mounted

serial production of Booster magnets has started !

35

slide-36
SLIDE 36

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

2015 2016 2017 2018 2019 2020 I II III IV I II III IV I II III IV I II III IV I II III IV I II III IV Booster dipoles 40+3 quadrupoles 48+6 multipole correctors 40+4 Collider dipoles 80+5 quadrupoles 86+5 multipole correctors nonstructurals SIS-100 pre-series quadrupole 2 pre-series sextupole correctors 1 pre-series dipole correctors 2 pre-series multipole correctors 2 quadrupole 166 sextupole correctors 48 dipole correctors 83 multipole correctors 12

Magnet production plan

  • H. Khodzhibagiyan,
  • S. Kostromin

Status on 14.02.2016 total schedule delivered yokes dipoles 40 16 5 quadrupoles

48 24 24

36

slide-37
SLIDE 37

Cryogenics general view for the NICA complex

LHe Liquefier OG-1000 (the final stage of commissioning): (2010-2016) ADB2-5.2.1 Gaseous He purification system: 25% completed (2016-2017) ADB2-5.2.2 He satellite refrigerators for Collider: 5% completed (2014-2018) ADB2-5.2.3 LN2 Re-condensation (liquefier + 2 compressors) 50% completed (2012-2018) ADB2-5.1.1 Two He screw compressors (delivered): 95% completed (2011-2016) ADB2-5.4.1 Construction of the new compressor station: (2015-2017) ADB2-5.4.4 LHe 40m3 reservoir: 20% completed (2016-2017) ADB2-5.2.4

Objects: 5.1: Nitrogen system 5.2: He system 5.3: Control system 5.4: Infrastructure

The cooling power should be doubled from 4 kW to 8 kW @ 4.5K

slide-38
SLIDE 38

MultiPurpose Detector (MPD)

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 38

Baryonic Matter at Nuclotron (BM@N) the fixed target experiment at the Nuclotron at the Collider SPD (Spin Physics Detector) at the Collider the project - in preparation

3 detectors

Stage I 2017 Stage I 2019

slide-39
SLIDE 39

the observables in AA, pA and pp collisions: : Multi Purpose Detector (MPD)

  • multiplicity of produced hadrons (p, K, p, L, X, W)
  • electromagnetic probes: electrons, gammas, vector meson decays,
  • event-by-event fluctuations
  • femtoscopy of π, K, p, Λ
  • …..

direct thermal decay product Resonance decays

slide-40
SLIDE 40

Elliptic flow of central fireball matter (collective motion)

Collision of relativistic nuclei

initial coordinate-space anisotropy

e = y 2 - x 2 y 2 + x 2

py px

x y

p p atan = f

... )] ( 4 cos[ 2 )] ( 2 cos[ 2 1

4 2

       

R R

v v d dN   

final momentum-space anisotropy

2 2 2 2 2 y x y x

p p p p v   

Elliptic term

elliptic flow establishes there is strongly interacting matter at t ~ 0

slide-41
SLIDE 41

 In-medium modification of vector meson properties may signal

  • n partial chiral symmetry restoration in heavy ion collisions

 dileptons as penetrating probes of the fireball interior – no FSI

Lepton pair production

the detector relevant features:

w : ct = 23 fm M=783 MeV, Г=8 MeV j : ct = 44 fm M=1019 MeV, Г=4 MeV r : ct = 1.3 fm M=768 MeV Г=149 MeV

e+

  • low material budget;
  • electron reliable ID & hadron extra suppression by ECAL;
  • high event rate allowing study of dielectron continuum at high pT.

required mass resolution ~ 10 MeV

r w j e+ e+ e- e- e-

slide-42
SLIDE 42

+

  • excess of positive

charge excess of negative charge Electric dipole moment of QCD matter!

DK, ’04; Phys.Lett. B633(2006)260

to measure charge asymmetry w.r.t. reaction plane as a possible signature of strong P violation

a subject of research:

March 17, 2016 42 V.Kekelidze, JAI/PP seminar, Oxford

slide-43
SLIDE 43

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

Multi Purpose Detector (MPD)

Detector Advisory Committee: Hans Gutbrod, GSI - chairman Itzhak Tserruya, Weizmann Institute Hans Rudolf Scmidt, Tubingen Uni. Jean Cleymans, Cape Town Uni. Nu Xu, BNL Coordinator: V. Golovatyuk TDRs for most sub-detectors have been prepared and now are under evaluation by DAC

43

slide-44
SLIDE 44

FFD

MPD detector for Heavy-Ion Collisions @ NICA

Tracking: up to |h|<2 (TPC) PID: hadrons, e, g (TOF, TPC, ECAL) Event characterization: centrality & event plane (ZDC)

Stage 1: TPC, TOF, ECAL, ZDC, FD

Status: technical design and detector R&D – completed; Preparation for the mass production

March 17, 2016 44 V.Kekelidze, JAI/PP seminar, Oxford

Stage 2: IT + Endcaps (tracker, TOF, ECAL)

slide-45
SLIDE 45

45

Control Dewar, pipe lines Cryostat SC coil Trim Coil

MPD superconducting Solenoid

ASG superconducting (Genova, Italy):

  • Cold Mass + Cryostat
  • Vacuum System
  • Trim Coils
  • Control System
  • PS
  • General responsibility

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

TPC region

weight ~ 900 t

B0=0.66 T Contract - signed; works – in progress

high level (~ 3x10-4) of magnetic field homogeneity

slide-46
SLIDE 46

March 17, 2016 46

VITKOVICE Heavy Machinery (Czech Rep.) – JINR: Yoke + supports + assembly tools contract - signed

  • N.D. Topilin

ООО ПП "СПЕЦМАШ» - MORANDINI (Milano, Italy): forged steel for the Yoke; all bars produced, 4 rings - production in progress

V.Kekelidze, JAI/PP seminar, Oxford

slide-47
SLIDE 47

Schedule for MPD Magnet fabrication & commissioning critical !

2015 2016 2017 2018 2019

I II III IV I II III IV I II III IV I II III IV I II III IV

ASG (Italy): Coils+Systems+responsibility

  • final design report
  • SC cable, cryostat, coils
  • delivery to Dubna
  • tests & overall commissioni

NKMZ+ Mjrandini: Raw material for Yoke

  • production forged bars and rings
  • delivery to VHM

Vitkovice Heavy Machinery: Yoke

  • final machining
  • assembly test
  • delivery to Dubna

ILK (Drezden) Cryo Sattelite

  • design project
  • production & delivery to Dubna

STU (Georgia): system of movement

  • technical design
  • production and delivery to Dubna

Solar (Belorus): laser geodesy system CERN: the field measurement system Readiness for MPD integration the MPD Hall is available March 17, 2016 delivery by sea

34 months

V.Kekelidze, JAI/PP seminar, Oxford 47

slide-48
SLIDE 48

Time Projection Chamber

TPC Prototype Sketch of TPC

3400

Ø2800

12 Readout chamber

HV-electrode ~ 28 kV

~ 110 000 readout channels

E E

Project status:

  • basic R&D finished,

(cont. alternative RO Ch.);

  • assembly workshop

in preparation (readiness – IIq., 2016)

C2 C3

Works are going in accordance with the schedule Leaders: S. Movchan, Yu. Zanevsky

slide-49
SLIDE 49

triple-stack MRPC active area of TOF barrel ~56 m2 number of channels 13 824

TOF Bar arrel el

The barrel consist of 12 super-modules (two modules connected together)

readout board with strips

Project status:

  • 90% readiness for the mass production

Leader: V. Golovatyuk

slide-50
SLIDE 50

New beam test results

Time resolution in dependence of rotation in surface YZ Efficiency and time resolution of the MRPC versus HV Time resolution in dependence from the position along strip

slide-51
SLIDE 51

Fast Forward Detector (FFD)

JINR + Radium Institute (St.Petersburg).

Provides: T0 for TOF, beam adjustment & collision L0-trigger

  • Fig. 3

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

the achieved time resolution fits the requirement

FFD prototype module

Status:

  • procurement of necessary elements;
  • production in accordance with the schedule.

Leader: V. Yurevich

51

slide-52
SLIDE 52

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 52

ECAL – shashlyk type

Leaders: I. Tyapkin, A. Ol‘shevsky L ~35 cm (~ 12 X0), Pb+Scint. (4x4 cm2) read-out: WLS fibers + MAPD Energy resolution: 2.5% / √E fits the requirement

120

Sector: 4 modules x 23 rows = 92 modules Barel ECal: 56 sect. x 92 mod. = 5 152 modules ECal module:

  • 220 layers
  • 25 kg

design of integration with the MPD magnet is in progress

slide-53
SLIDE 53

End Cap ECal: 712 modules each side In total: ~ 1500 modules to be produced by 2022

ECal End Cap

~ 15 ton

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 53

slide-54
SLIDE 54

Zero Degree Calorimeter (ZDC)

60 lead/scintillator sandwiches (sampling ratio 4:1) 10 longitudinal sections 6 WLS-fiber/MAPD per section 10 MAPDs/module

structure of module

15 x 15 x 160 cm3

54 March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

σ(E)/(E) = 56.1%/√E(GeV) +2.1% Leaders: A. Ivashkin, A. Kurepin, F. Guber

slide-55
SLIDE 55

55

Centrality determination

energy vs barrel track multiplicity Heavy fragment escape in beam hole for peripheral collisions. Comparison of ZDC response with charged particle multiplicity helps to resolve ambiguity.

Reaction plane reconstruction

the angular resolution of event plane reconstruction reaches ~ 200

|

  • |

RP EP 

  D

GeV 9 

NN

S

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

2 i 2 i i i 2 i 2 i i i

y x x ) cos( y x y ) sin(   j   j

 

  ) cos( ) sin(

EP , 1 i i i i

E E acrtg j j

slide-56
SLIDE 56

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

CBM-MPD consortium structure for R&D and production of IT modules (since 2008)

56

slide-57
SLIDE 57

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 57

Workshop for microstrip detector assembly & test

the clean workshop has started operation in 2015. CBM-MPD Consortium

super-module for MPD

project is supported by the CREMLIN grant (in the framework of HORIZON-2020)

CERN & JINR have signed MoU for manufacturing the STS carbon fiber frames for NICA (BM@N & MPD) and FAIR (CBM)

Leader: Yu. Murin

slide-58
SLIDE 58

DSSD budget: 0.3% - 1.2 %X0

OR

2 layers of ALICE ITS (MAPS inner layers of double length) 4 layers of DSSD with readout through long (< 100 cm) cable (a call for ASIC development) MAPS budget: 0.3% X0

MPD IT comprises MAPS - DSSD layers of new ALICE ITS MAPS and CBM-like modules DSSD with new ASIC ( system currently simulated and optimized )

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 58

slide-59
SLIDE 59

Simulation & analysis framework

UrQMD 2.3; LA QGSM; SHIELD on fly pHSD; UrQMD 3.4; 3FD + particlization

 Software repositories  Software tests  Forum  Information, etc. Event generators

http://mpd.jinr.ru

  • inherits basic properties from FairRoot, C++ classes;
  • extended set of event generators for heavy ion collisions;
  • detector composition & geometry;

particle propagation by GEANT3/4;

  • advanced detector response functions,

realistic tracking and PID included.

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 59

slide-60
SLIDE 60

Good probes to indicate medium modifications of spectral functions due to chiral symmetry restoration in A+A collisions; effect is proportional to baryon density

σω≈14 MeV/c2

MPD performance for dileptons

Hadron suppression up to 10-5

meson Yields Yield/1 w 4p y=0

r

31 17 7 . 104

w

20 11 7 . 104

j

2.6 1.2 1.7 . 104

Yields, central Au+Au st √sNN = 8.8 GeV/u

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

PID

  • A. Zinchenko, at SQM-2015

60

slide-61
SLIDE 61

~ 106 3

ΛH are expected

in 10 weeks

P = 1 GeV/c d

3He

p

p-

3 ΛH → 3He + π –

PID

3 ΛH → p + d + π -

Hypernuclei @ MPD

Hypertritons (central Au+Au @ 5A GeV (DCM-QGSM)

Hypernuclei production enhanced at high baryon densities (NICA)

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

  • M. Ilieva, at “SQM-2015”

61

slide-62
SLIDE 62

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

Baryonic Matter at Nuclotron (BM@N)

Detector Advisory Committee: Hans Rudolf Schmidt, Tubingen Uni. - chairman Hans Gutbrod, GSI Itzhak Tserruya, Weitzmann Istitute Peter Hristov, CERN Karlheinz Hiller, DESY Leader: M. Kapishin

62

slide-63
SLIDE 63

March 17, 2016 63 V.Kekelidze, JAI/PP seminar, Oxford

BM@N: the 1st stage

area prepared for detector installation Participants from: Russia: INR, MEPhi, SINP, MSU, IHEP, S-Ptr Radium Inst. Bulgaria: Plovdiv University; China: Tsinghua University, Beijin; Poland: Warsaw Tech.Uni. Israel: Tel Aviv Uni. Germany: Frankfurt Uni. + expression of interest from CBM Physics:  strange / multi-strange hyperon and hypernuclei production at the threshold  hadron femtoscopy  in-medium modifications of strange & vector mesons in dense nuclear matter  electromagnetic probes, states decaying into γ, e (with ECAL)

slide-64
SLIDE 64

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

area prepared for detector installation

BM@N status and milestones

BM@N schematic view

BM@N configuration DAQ GEM (CERN) ST TOF Outer tracker

  • 2016, IV: basic 6 half 1 small half DCH
  • config. planes plane config.
  • 2017, III: complete 10 h/pl. 2 s/pl. basic DCH
  • 2019, I:
  • ”-

8-10 full pl. 2 s.,2 large pl. complete Straw+DCH

64

slide-65
SLIDE 65

BM@N ST comprises four first stations of CBM STS

CBM STS: 8 stations BM@N ST: 4 stations

ladder 1220 sensors: 6.2 × 6.2 cm2 module 252 single / 324 daisy-pairs 900 / 220

260 / 216

60 / 60

+ a number of “half” sensors Double-sided-double- metalized sensors from Hamamatsu and CiS (pitch 58 um, stereo angle 7,5 degrees) sensor: 0.3% X0 r/o cables: 2×0.11% X0 6.2 × 4.2 cm2 6.2 × 2.2 cm2 3.2 × 2.2 cm2

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 65

slide-66
SLIDE 66

66

BM@N technical run in February-March 2015

ToF400 ToF700 DCH ZDC d, C12 beams, T0= 3.5– 4.2 GeV analyzing magnet SP-41

MWPC

T0T

target C12

BM

Tasks for test run:

  • trace d, C12; beam profile/structure
  • test detector response: ToF400/700 (part),

DCH-1,2 (part), ZDC (part),T0T, BM

  • test integrated DAQ / trigger based on

T0T in magnet

MWPC ZDC

  • n movable

platform

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

slide-67
SLIDE 67

BM@N status and milestones

area prepared for detector installation

ToF-700 Scint-700 DCH-1,2 ZDC

BM@N plan technical runs with d, Li, C beams: 2016 – 2017; physics run BM@N (I stage) with Kr int rate 20 kHz: IV q., 2017; physics run BM@N (II stage) with Au int rate 50 kHz: 2019. next technical run in 2016: commissioning of GEM & Si inside magnet

3HΛ → 3He π-

Ξ-

UrQMD & DCM-QGSM, Au+Au, Ekin. = 4.5A GeV, 2×106 events;

A.Zinchenko, V.Vasendina

Simulation

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 67

slide-68
SLIDE 68

Data processing pipeline LHEP off-line cluster (prototype)

160 × 3 GHz CPU cores, 1024 GB RAM, 8.5 TB Flash Memory, 2×10 Gb Ethernet 4 × Permanent Storage nodes in 16U 430 TB raw, triple replication on 4 TB HDD 4×10 Gb Ethernet 15 servers: 4 interactive, 11 batch hosts, 350 CPU cores 130TB disk space (replicated) Data storage (LIT): > 10 PB RAW data p/y after 2020 Needs:

  • Comp. CPU

– 5 000 GHz

  • CPU cores

– 1600

  • Comp. RAM

– 10 000 GB

  • Disc storage

– 2 200 TB

  • Mass storage

– 20 PB/year

On-line prototype & network rack

Computing

all prototypes are constructed and tested; design of the whole NICA cluster is in progress

Leader: Yu. Potrebenikov

slide-69
SLIDE 69

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 69

The whole Complex comprises several Objects to be commissioned: MPD Hall, I q., 2018

SPD Hall, II q., 2019 West semi-ring, III q., 2018 East semi-ring, IV q., 2018 Beam extraction, I q., 2019 Bld.#1 reconstruction, I q., 2019

Civil Construction of NICA Complex

STRABAG – General contractor; КометА – designer The preparatory works are completed (area ~60 000 m2!) General Contract (duration 43 months) - signed!, Sept. 2015

slide-70
SLIDE 70

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 70

the area is prepared for the construction

slide-71
SLIDE 71

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 2015 2016 2017 2018 2019 2020 2021 2022 2023

Injection complex Lu-20 upgrade HI Source HI Linac Nuclotron general development extracted channels Booster Collider startup configuration design configuration BM@N I stage II stage MPD solenoid TPC, TOF, Ecal (barrel) upgraded end-caps Civil engineering MPD Hall SPD Hall collider tunnel HEBT Nuclotron-collider Cryogenic for Booster for Collider

NICA schedule

running time

71

slide-72
SLIDE 72

All basic parts of the NICA complex are at the stages of fabrication or TDR approval.

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

The major milestones for the commissioning: accelerator complex start-up configuration – 2019 the design configuration – 2023 BM@N the I stage – 2017 the II stage – 2019 MPD the I stage – 2019 upgraded (IT + end-cups) – 2023 SPD project is under preparation

72

slide-73
SLIDE 73

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 73

Earned Value Management System (EVM) – successful cooperation with CERN

  • essential contribution to the management of the NICA project

at present the Project comprises 374 objects

  • D. Mathieson (CERN), G. Trubnikov, V. Korenkov, Yu. Potrebenikov,
  • S. Kunyaev (JINR)

Ione source

slide-74
SLIDE 74

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

NICA complex plans and fulfilments

JINR annual funding plans (accumulated) actual funding earned value

  • Jan. 2010

74

slide-75
SLIDE 75

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford

In the medium-term prospect the NICA complex will be the only facility in Europe providing unique high intensity ion beams (from p to Au, p and d) in the energy range from 2 – 27 GeV (c.m.s.), which could be used for both fundamental and applied researches. Researches at the NICA complex will contribute to

  • discovery and study of new forms of nuclear matter;
  • comprehensive study of nucleon spin structure;
  • applied researches, like irradiation of biological objects

by heavy ion beams (space mission program) etc. “… ESFRI encourages to work closely together and to pay special attention to developing NICA as a Global Research Infrastructure concept…” ESFRI initiated a hearing of the NICA project in Brussels

  • n September 7, 2015, in order to consider its inclusion as

a Landmark to the ESFRI Roadmap

75

slide-76
SLIDE 76

Concluding remarks

  • NICA complex has a potential for competitive research

in dense baryonic matter and spin physics

  • The construction of accelerator complex

and both detectors BM@N & MPD is going close to the schedule

  • New collaborators are invited to join the NICA project

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 76

slide-77
SLIDE 77

March 17, 2016 V.Kekelidze, JAI/PP seminar, Oxford 77

Thank you!