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Synthesis of New Nuclei and Study of Nuclear Properties
and Heavy-Ion Reaction Mechanisms

• Synthesis of nuclei with Z=115 and 118 in reactions ⁴⁸Ca+ ²⁴³Am, with Z=116 in ⁴⁸Ca+ ²⁴⁵Cm and with Z=118 in ⁴⁸Ca+ ²⁴⁹Cf reactions. Investigation of excitation functions in reactions ⁴⁸Ca+ ^242,244Pu, mass determination of superheavy nuclides at the VASSILISSA separator.
  
  
• Experiments on chemical isolation and identification of ²⁶⁸Db and of element Z=114 produced in ²⁴³Am( ⁴⁸Ca,3-4n), ²⁴⁴Pu( ⁴⁸Ca,3-4n) reactions and detection of the -decay and spontaneous fission fragments. Preparation of experiments on the search of superheavy elements in terrestrial samples.
  
  
• Measurements of subbarrier fusion-fission in the Pb, U, ²⁴⁴Pu, ²⁴⁸Cm + ( ⁴⁸Ca, ⁵⁸Fe, ⁶⁴Ni, ⁸⁶Kr)and ⁶He + ²²⁶Ra reactions and analysis of the low-energy fission dynamic using the multidetector "Demon" and a fission fragment trigger "Corset". Investigation of actinides photofission fragments yields.
  
  
• Study of fission processes and particle evaporation by excited compound nuclei using and neutron detectors at the VASSILISSA.
  
  
• Study at the separator COMBAS using intermediate energy projectiles of yields and properties of ^10,11,12B and ^14,15,16C. Design of the focal plane multidetector system for investigation of properties of nuclei with 3 Z 10.
  
  
• Investigation of resonant states in ⁵H, ⁷H, ⁷He, ⁹He and ¹⁰He at ACCULINNA. Design of a detector system for reaction products emitted at the zero angle and leading to neutron rich isotopes of H and He.
  
  
• Investigation of multiclaster decay modes in spontaneous fission of ²⁵²Cf using the upgraded FOBOS set-up.
  
  
• Experiments on the study of characteristics of fusion reactions, elastic and inelastic scattering of ^6,8He on ^12,14C and ^204,208Pb using Q3D and MULTI spectrometers. Charge radii measurements of Zn isotopes using laser spectroscopy.
  
  
• Testing of ion sources, high temperature targets and magnetic system of the MASHA separator.

List of Activities
	Activity or project	Spokespersons	Status
1.	Synthesis of new elements. Electrostatic separator VASSILISSA and Gas-filled separator of recoil nuclei.	A.V. Yeremin V.K. Utyonkov	Data taking
2.	Chemistry of transactinides.	S.N Dmitriev	Data taking
3.	Fission and cluster decay. CORSET	M.G. Itkis J. Kliman	Data taking Preparation
4.	Complete fusion and decay of hot nuclei. VASSILISSA.	A.V. Yeremin	Data taking Preparation
5.	Nuclei close to the drip lines. Fragment-separator COMBAS.	A.G. Artyukh	Data taking Preparation
6.	Reactions with radioactive nuclei beams. High-resolution beam lines ACCULINNA and ISTRA.	G.M. Ter-Akopian	Data taking Preparation
7.	Exotic decay modes. 4-detector FOBOS.	A. Matthies	Data taking Preparation
8.	Reactions induced by stable and radioactive ion beams of light elements. Laser spectroscopy of nuclei	Yu.E. Penionzhkevich	Data taking Preparation
9.	Design of the magnetic analyzer of superheavy atoms "MASHA"	Yu.Ts. Oganessian	R&D Preparation

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