Participating countries and international organizations:
Member States of JINR, states participating in JINR activities on the basis of bilateral agreements, international organizations. 

Issues addressed and main goals of research:
Development of analytical materials concerning prospects of scientific research. Preparation of scientific research plans. Development of science-organization and methodological materials for the special-purpose financing of research areas, themes and projects. Development and application of information systems for the analysis of results of theoretical and experimental research. Organization of international cooperation with the Member States of JINR, with states participating in JINR activities on the basis of bilateral agreements, and with scientific research institutions with which JINR has collaboration agreements. 

Expected major results in the current year:

• Improvement of the organization and coordination of JINR scientific research work. 
  
  
• Analysis of the results of JINR activities for 2018 in the main research areas. 
  
  
• Development of a new electronic system for maintaining the Topical Plan for JINR Research and International Cooperation (Topical Plan). Preparation for the publication of the Topical Plan for the year 2020. Identification of JINR’s priority research directions for 2020. 
  
  
• Development of JINR’s grantmaking activities and participation in special-purpose programmes for financing scientific research in 2019. 
  
  
• Preparation of analytical materials for ministries and agencies. 
  
  
• Development and promotion of JINR’s information resources on the Internet. Support of the system of protocols on scientific and technological cooperation. 
  
  
• Study of scientific and organizational foundations for the establishment of a system of independent conferring of academic degrees at JINR. Support of the operation of JINR’s existing dissertational councils. 
  
  
• Preparation for the publication of the JINR Annual Report for 2018. Preparation of materials for the INIS system. 
  
  
• Scientific and organizational support and preparation of materials of JINR’s governing and advisory bodies. 
  
  
• Prompt interaction with representatives of Member States and states participating in the activities of JINR on the basis of bilateral agreements in the field of scientific research. Organization and holding of meetings of cooperation committees. Interaction with international organizations. 
  
  
• Organization and holding of contests for JINR Prizes, preparation of materials for nominating candidates for membership in academies of sciences, for conferring honorary titles, for awarding medals and other decorations. 
  
  

Participating countries and international organizations:
Armenia, Azerbaijan, Belarus, Bulgaria, CERN, China, Cuba, Czech Republic, Egypt, France, Georgia, Germany, Italy, Kazakhstan, Moldova, Mongolia, Poland, Romania, Russia, Slovakia, South Africa, Sweden, Taiwan, Ukraine, USA. 

Issues addressed and main goals of research:
The purpose of the theme is to ensure the further development of the network, information and computing infrastructure of JINR for the research and production activities of the Institute and its Member States on the basis of state-of-the-art information technologies in accordance with the JINR Seven-Year Plan of development. A particular area within the theme is the development of the Multifunctional Information and Computing Complex (MICC) at LIT JINR, presented in a Project form. 

Expected major results in the current year:

• Putting into service additional 100 Gbps telecommunication data links JINR-Moscow. Provision of the reliable operation of JINR local network. Transition of the JINR Backbone to 100 Gbps. Provision of "Personal Cabinet" and SSO services.
  
  Completion of work on the system of redundant power supply and uninterrupted power supply of the MICC infrastructure. Putting into service new infrastructure modules in the MICC computer hall to create optimal climate conditions for the equipment. Development of the project on fire safety for the engineering infrastructure of MICC. 
  
  Building-up of the base grid-component of MICC-Tier1 centre for the CMS experiment at JINR: 52% growth of CPU capacity , 20% - disk storage and 100% - tape storage. 
  
  Expansion of the computer resources and data storage as part of the integral component of Tier 2/CICC - 27% growth of processor capacity and 26% - disk storage. 
  
  Introduction of services for managing supercomputer "Govorun" and monitoring the resources and tasks into the software and information environment of the heterogeneous computational platform HybriLIT. User's personal cabinet elaboration. Development of service for using application software packages and mathematical software with advanced graphical interfaces on the HybriLIT platform. 
  
  Expansion of the resources of the cloud-based component foresees 28% increase in the number of cores, 30% growth of RAM and 33% - disk storage capacity. Increase in quotas for cloud resources for experiments underway at JINR (NICA, BESIII, NOvA, Daya Bay, JUNO, Baikal-GVD, COMPASS, etc.) and the JINR Member States. 
  
  Putting into service a" data lake" (common data warehouse) of the JINR MICC on the basis of IOS and dCache systems. Creation of a distributed storage system on the basis of EOS file system for offline cluster of the NICA megaproject in MICC and VBLHEP. 
  
  Testing in the real software-computing environment of the "Govorun" supercomputer, the computing models for the NICA mega-project that satisfy the requirements to the time characteristics of receiving data from detectors with their subsequent transfer for processing, analysis and storage as well as the requirements to the efficiency of modeling and processing events in the experiment. 
  
  Implementation of a server monitoring system for heterogeneous cluster HybriLIT and supercomputer "Govorun". Provision of monitoring subsystems for the supercomputer's engineering infrastructure (cooling system, power supply, leakage sensors), cooling towers, diesel generators and their integration into the existing monitoring system of the MICC. 
  
  
• Development of an EDS "Dubna" version adapted for mobile devices. Improvement of existing modules and development of new ones for administrating the EDS "Dubna", in particular the development of modules "Designer of forms of documents", "The Coordination route template designer ". Modernization of the subsystem of the document routing on the basis of the analysis of problems and bottlenecks. Installation and refinement of new documents: "Order on the admission of persons invited to visit JINR" and integration of this document with the CHI system, "Secondment order", "Supplier invoice" and others. 
  
  Transition of systems EDS "Dubna", PIN, ADB2, "Document Base" to the user authentication via SSO (Single sign-on) system, integration with "User's personal cabinet". Revision of the PIN system to enhance its protection against hacking and unauthorized access to information. 
  
  Development of the project management system APT EVM for NICA, ADB2 systems, EDS "Dubna", ISS, "Document Base" in accordance with decisions of the working group on the development of the JINR information systems. Current support of EDS "Dubna", APT EVM for NICA, ADB 2, ISS, "Document Base", PIN. 
  
  Continuation of cooperation with partner institutions on the JOIN2 project (Just anOther INvenio INstance), development of the JINR Document Server repository infrastructure based on the JOIN2 software platform.
  Maintenance of program libraries JINRLIB, CERNLIB and CPC. Provision of access to the software and data of NEA OECD Bank. 
  
  Development and maintenance of the central information servers and portals to provide information and software support of JINR's activity. 
  
  Development and support of the services for the information and computing environment of the "Govorun" supercomputer including installation and maintenance of specialized libraries and packages on users' request. 
  
  Creation of a library of licensed software for the structural subdivisions of JINR. 
  
  
• Conducting regular training courses and tutorials for JINR employees, students and young scientists from the JINR Member States on advanced information technologies, including Big Data, distributed, cloud and parallel programming technologies, tools and means of application development for computations on hybrid computing architectures on the basis of the education and research grid-cloud infrastructure and the education and test polygon HybriLIT. Organizing and conducting special courses of the leading software developers. Conducting student schools on information technologies in frames of the conferences held by LIT JINR as well as special training courses in the JINR Member States in the framework of the programmes on international cooperation. 

Participating countries and international organizations:
Armenia, Belarus, Brazil, Bulgaria, Canada, CERN, China, Czech Republic, France, Georgia, Germany, United Kingdom, India, Italy, Japan, Kazakhstan, Lithuania, Moldova, Mongolia, Poland, Romania, Russia, Saudi Arabia, Slovakia, South Africa, Switzerland, Tajikistan, USA, Vietnam. 

Issues addressed and main goals of research:
Carrying out paramount advanced research in the field of computational mathematics and computational physics, directed to the creation of new mathematical methods, algorithms, and software for the numerical or symbolic-numerical solution of topics arising in experimental and theoretical studies, by using the newest computational tools, primarily the heterogeneous cluster HybriLIT. This subject area includes a wide spectrum of investigations underway at JINR in high energy physics, nuclear physics, condensed matter physics and nanotechnologies, biophysics, information technologies, etc., which demand the development of new mathematical methods and approaches for modeling physical processes, processing and analysis of experimental data, including the use of these studies in the NICA project, the neutrino programme and other strategic goals of the Institute. A distinctive feature of these investigations is the close cooperation of LIT with research groups from all the JINR laboratories and from Member State institutions. 

Expected major results in the current year:

• Numerical investigation of model equations defining baryon behavior at NICA energies. 
  
  Three-dimensional computer simulation of magnetic field distributions in superconducting dipole and quadrupole magnets for the projects NICA (JINR) and FAIR (GSI). 
  
  Monte-Carlo simulations of gauge-invariant observables within the lattice SU(2) gluodynamics under various boundary conditions.
  
  Improvement of QGSM generator aimed at including experimental effects in the strange and dilepton particle yields. 
  
  Development of numerical and analytical methods for computing the ionization spectra of hydrogen like hadronic atoms in the eikonal approximation.
  
  Modeling the extremely high energy electromagnetic showers analyzed in a number of ultra-high energy neutrino astrophysics projects such as Baikal, IceCube, and Antares.
  
  Analysis of interactions of stable and exotic nuclei with nuclei and protons on the basis of microscopic approach, including reactions ^12,14Be + ¹²C and ^12,14Be+p.
  
  Numerical investigation of complex physical processes described by multi-parameter systems of nonlinear equations.
  
  Transport approach based modeling of heavy-ion collisions in the Fermi energy range and its use in the analysis of COMBAS data.
  
  Numerical modeling of fast magnetization reversal due to the influence of external alternating fields on the effective magnetic anisotropy. 
  
  Computer simulation of spin dynamics in dipole and spinor systems and numerical study of the influence of the quadratic Zeeman effect on spin dynamics.,
  
  Calculation of beam dynamics, measurement of the Smith-Garren curves and their recalculation as phase motion curves with the aim of evaluating the quality of formation of magnetic fields and their correction for the isochronous cyclotrons AIC-144 (Krakow, Poland), SC-200 (Hefei, China), DC-280 (FLNR, JINR). 
  
  Analysis of the measured magnetic field maps, calculations of beam dynamics and comparison of the results with those on simulated magnetic field maps (TOSCA, CST).
  
  Development of numerical methods and algorithms for the study of phase transitions arising in materials under ion beam irradiation for parabolic and hyperbolic heat conduction equations.
  
  Development and support of the primary data processing program "SAS" for the YuMO spectrometer at IBR-2M. Development and support of the new data converter "PSD2SAS" for position-sensitive detector in isotropic pattern scattering case. Development of algorithms for data analysis for anisotropic pattern scattering samples. Visualization and fitting of three-dimensional data records. Development of the basic elements method for solving problems of the contour analysis. Development of the basic elements method for solving problems of the contour analysis.
  
  Development of methods, algorithms and programs for forecasting atmospheric pollution in the tasks of environmental monitoring based on machine learning. 
  
  Development of mathematical methods for resolving fine structure distributions with respect to mass and energy of the nuclear reaction products. 
  
  Least action control in Bayesian automatic adaptive quadrature. 
  
  Analysis of soliton-bearing PT-symmetric spinor systems of condensed matter physics.
  
  Study of soliton solutions of the damped-driven repulsive nonlinear Schroedinger equation and their application to the analysis of the soliton-mediated frequency combs.
  
  Calculation and optimization of the magnetic field configurations of the large superconducting magnet of the SPD setup within the NICA project.
  
  Numerical analysis by quantum chemistry methods of exchange interactions in crystalline iridium-oxide compositions with varying geometry of local bonds. Development and use of a program package of the quasi-phonon model of the nucleus for the study of the properties of heavy exotic nuclei. Development and use of a program package of the quasi-phonon model of the nucleus for the study of the properties of heavy exotic nuclei. 
  
  
• Improvement of the FTF model of the Geant4 package and refinement of its parameters for simulation of proton-nuclear and core-nuclear interactions at intermediate energies within the joint project of PANDA and HADES collaborations - Phase-0 and Phase-1 (GSI).
  
  Simulation of proton-proton and deuteron-deuteron interactions at nucleon-nucleon collision energies of 3-15 GeV (in the center of mass system) in the framework of the FTF model of the Geant4 package for the NICA/SPD experiment. Adaptation of the FTF model for inelastic interactions in the computing environment of the NICA/SPD experiment - SPDRoot.
  
  Development of Geant4 FTF model for modeling nuclear-core interactions in a wide range of energies and analyzing experimental data at BM@N (JINR) and NA61/SHINE, and planning experiments for CBM (GSI) and MPD (JINR/NICA).
  
  Participation in design of data bases for NICA project. Participation in design of online DAQ system for NICA project.
  
  Commissioning the Geometry Database for the CBM experiment. Development of a database concept for useful events selected in the CBM experiment.
  
  Software support of ATLAS experiment, agreed with the ATLAS computing team: support of online TDAQ ATLAS components that was implemented in LIT; support and improvement of tool for ATLAS network monitoring dashboards; creation and support of Monitoring for ATLAS EventIndex project; participation in modernization of ATLAS condition databases for RUN3, design and implementation conversion tools from COOL data to CREST data.
  
  Development of algorithms for processing experimental data acquired with the planes of microstips tracking detectors (GEM and SILICON) for the current configuration of the BM@N/NICA setup. 
  
  Development of software for detailed simulation of physics processes occurring in gaseous and semiconductor detectors of the main tracking system in the BM@N/NICA experiment. 
  BM@N: Reconstruction of trajectories and identification of charged particles using tracking and time-of-flight detectors. 
  
  Investigations on the possibility to construct effective neural net algorithms for event reconstruction in TAIGA experiment.
  
  Experiment NUCLEON: Development of a program for the analysis of data on the anisotropy of the cosmic rays. Investigation of additional possibilities of modified data analysis schemes of records from heavy leaky calorimeters. 
  
  BM@N experiment: Experimental data processing of GEM detector data under improved impulse reconstruction of charged particles. Use of the obtained results for the reconstruction of the decays of short-lived strange and multistrange baryons. 
  
  CMS: Further development and testing of the algorithm of overlapped signal separation in CSC and its implementation into official CMS release; assessment of CSC performance (efficiency and resolution) with new LHC data; completion of CSC ageing studies on muon beam tests with radiation source (CERN Gamma Irradiation Facility (GIF++) ).
  
  Investigation of structure and properties of polydispersed vesicles of phospholipids by analysis of experimental data on the small angle acattering of neutrons and x-rays.
  
  High order mean-square piecewise polynomial approximation based analysis of the slow noise changes of the power of the IBR-2M reactor. 
  
  BAIKAL project: Development of the data acquisition software. Development of alert system. 
  
  Further development of VMRIA software package for large data set automatic analysis in experiments carried out on the High Resolution Fourier Diffractometer at IBR-2M.
  
  Development of methods and software for automatic calibration of multi-detector systems.
  
  Further development of statistical non-parametrical methods for parameter estimation and hypothesis testing under low data statistics and process observation incompleteness.
  
  Development of methods for the simulation of the reflection of neutrons from layered nanostructures.
  
  Development of criteria and methods for selection of exotic nuclei in the CBM experiment. 
  
  Development of triggers for recording rare decays of J/ in the dielectron and dimuon channels in the CBM experiment. 
  
  Investigation of statistical features of the Internet traffic. Analysis of external impact on the statistical characteristics of the information traffic. 
  
  Development of FPGA programs as part of reading and data acquisition electronics for CBM experiment.
  
  Go4 user library upgrade for the data aquisition system for the experiments at the fragment-separator ACCULINNA-2 at FLNR.
  
  Development of the FAIRroot based package EXPERtroot for simulation and data analysis for the experiments at the fragment-separator ACCULINNA-2 at FLNR. 
  
  Calculation of electrostatic potentials for Zn protein transcription factors.
  
  Development of new methods for computation of kinetic, thermodynamic, and optical parameters of intermediate compunds in reactions of transition metal ions with heterocyclic compounds. 
  
  
• Development and support of the information-computing environment of the heterogeneous platform HybriLIT including installation and maintenance of specialized libraries and application software packages.
  
  Optimization and analysis of the performance of developed packages of parallel programs using various parallel programming techniques. 
  
  Modeling processes of single and multiple ionization/photoionization of the water molecule. 
  
  Study of helium single ionization by fast proton impact in different kinematic regimes.
  
  Development and implementation of new parallel algorithms for computations on hybrid architectures, including Intel Xeon Phi (KNL) processors and NVIDIA graphics accelerators.
  
  Development and support on the cluster HybriLIT of a program devoted to particle identification in the search for anomalous lepton.
  
  Study of the efficiency of various parallelization techniques implemented in the ROOT package, when computing on the heterogeneous HybriLIT cluster.
  
  Maintenance of the information site created to support the ROOT users at JINR.
  
  Optimization of software developed for solving NICA project problems on multiprocessor computing systems.
  
  Development of algorithms and program modules of optimal h-p discretization by discontinuous least-squares method for parallel solving nonlinear magnetostatic problems.
  
  Conducting research with the aim of reconciling the continuous thermal spike and molecular dynamics models for the description of thermoelastic processes under sample irradiation with heavy ion beams. 
  
  Fast FEM algorithm for numerical solution of the 3D magnetostatic problems in COMSOL Multiphysics environment capable of yielding the high accuracy field maps for dipole magnets with superconducting coils.
  
  Analysis of the 3D thermo-electric modelling of the quench initiating and propagating in the superconducting coils and its precise detection for various cooling conditions based on the COMSOL Multiphysics . 
  
  Development of methods and parallel algorithms for the reconstruction of the tracks of elementary particles based on neural networks with deep learning for the objectives of the project NICA.
  
  Formulation of the optimization problem for the nonlinear heat equation and development of parallel algorithms for solving it in hybrid computing architectures. 
  
  Development of new effective algorithms for improving LDPC decoding performance.
  
  
• Development of an algebraic method for constructing quasi-probability distributions of composite finite-dimensional quantum systems.
  
  Analysis of the interplay between the negativity of the Wigner functions quasi-probability and the entanglement for mixed quantum states of finite-dimensional quantum systems.
  
  Development of algorithmic methods for constructing the first differential approximation (modified equations) of difference schemes for systems of quasilinear partial differential equations with polynomial nonlinearity.
  
  Construction of data structures for systems of nonlinear algebraic equations which admit efficient parallelization and implementation on the heterogeneous cluster HybriLIT of algorithms for the transformation of such systems to canonical involutive forms. 
  
  Creation of algorithms and programs for the analysis of metastable and bound states of a Beryllium trimer with realistic pair interactions in a collinear configuration. 
  
  Creation of algorithms and programs for generating orthonormal Bargmann-Moshinsky basis for the evaluation of spectra of the collective nuclear model. 
  
  Development of an effective algorithm for irreducible component splitting of unitary group representations describing quantum systems. 
  
  New compact formulae for the one-loop 3, 4, 5 and 6-point Feynman integrals in arbitrary space -time dimension. 
  
  

Participating Countries and International Organizations:
Belarus, CERN, Cuba, Croatia, Czech Republic, Germany, Italy, New Zealand, Romania, Russia, South Africa, Switzerland, United Kingdom, USA. 

Scientific Programme:
development of the existing scientific and technical base for R&D of semiconductor radiation-resistant detectors and hybrid high-resolution pixel detectors based on new semiconductor materials and Medipix readout chips for physical studies. development of the existing infrastructure for characterization of semiconductor detectors created at JINR and laboratories of the participating countries, in conjunction with beam tests at the JINR basic facilities. Conducting joint investigations in collaboration with research groups from other scientific centers to determine the potential of using the developed detectors and technologies in other fields of science and technology, especially in geology and biomedicine.
Research in condensed matter physics using the method of positron annihilation spectroscopy (PAS). Development of a PAS method on the beam of monochromatic positrons, the creation of equipment for spectroscopy by the Doppler method of measuring the lifetime of positrons in matter.
Development and construction of setups for experiments at accelerators for obtaining new information and testing the present theoretical views in the strong, weak and electromagnetic interactions of elementary particles and light nuclei at intermediate energies with the aim of determining symmetries and dynamics of the interaction. 

Expected main results in 2018:

• Data taking and analyze the information from GaAsPix system for radiation background monitoring in ATLAS. 
  
  
• Study of the radiation hardness of GaAs:Cr. Measurement response of Timepix detectors at different particles and development the method of particle identification. 
  
  
• Upgrade of the existing stations for measuring properties of semiconductor detectors. 
  
  
• Installation in a MARS microtomograph pixel detectors with larger size. 
  
  
• Construction microtomograph with a fixed large area detector and a rotating specimen. 
  
  
• Development of a full-featured readout electronics unit and preparation for the creation of detectors based on the Medipix4 chip.
  
  
• Development of methods for spectral microtomography, including the improvement of computational algorithms. 
  
  
• CT scan bio samples in cooperation with medicine expert. 
  
  
• Studies of the possibility of isolating radiopaque substances in the body according to the energy dependence of the linear attenuation coefficient. 
  
  
• CT scan of ores and mineral raw materials in cooperation with geophysicist. 
  
  
• Production of a polarimmeter based on the Timepix detector for a source of polarized deuterons at the Nuclotron. 
  
  
• Commissioning of the slow monochromatic positrons cryogenic source, construction of the closed autonomous cooling system and the emitter-source of the activity of 30 mCi. 
  
  
• The construction and commissioning of the specialized monochromatic positron channel (SMPC) and the experimental station. Start of research by Doppler method. 
  
  
• Experiments with the Active Target (GDH).