The Nuclotron-based Ion Collider fAcility(NICA),currently under construction at JINR,is expected to conduct its first beam tests in the second half of 2025.The NICA project is designed to provide colliding beams for i...The Nuclotron-based Ion Collider fAcility(NICA),currently under construction at JINR,is expected to conduct its first beam tests in the second half of 2025.The NICA project is designed to provide colliding beams for investigating heavy stripped ion collisions at energies of 4.5 GeV/u.The NICA accelerator complex comprises several components:the operational heavy ion linac HILAC with an energy of 3.2 MeV/u,superconducting Booster synchrotron with a maximum energy of 600 MeV/u,superconducting Nuclotron synchrotron capable of accelerating gold ions to 3.9 GeV/u,and two storage rings with two interaction points currently under installation.The system includes two electron cooling units-one in the Booster synchrotron with a maximum electron energy of 60 keV,and another in the Collider with two electron beams,each with a maximum energy of 2.5 MeV.Additionally,two stochastic cooling systems are integrated into the setup.The status of the NICA accelerator complex,including its cooling systems,is presented.Experimental results from electron cooling studies conducted during the commissioning of the injection complex are reported.Plans for the further development and application of the electron and stochastic cooling systems are also described.展开更多
文摘The Nuclotron-based Ion Collider fAcility(NICA),currently under construction at JINR,is expected to conduct its first beam tests in the second half of 2025.The NICA project is designed to provide colliding beams for investigating heavy stripped ion collisions at energies of 4.5 GeV/u.The NICA accelerator complex comprises several components:the operational heavy ion linac HILAC with an energy of 3.2 MeV/u,superconducting Booster synchrotron with a maximum energy of 600 MeV/u,superconducting Nuclotron synchrotron capable of accelerating gold ions to 3.9 GeV/u,and two storage rings with two interaction points currently under installation.The system includes two electron cooling units-one in the Booster synchrotron with a maximum electron energy of 60 keV,and another in the Collider with two electron beams,each with a maximum energy of 2.5 MeV.Additionally,two stochastic cooling systems are integrated into the setup.The status of the NICA accelerator complex,including its cooling systems,is presented.Experimental results from electron cooling studies conducted during the commissioning of the injection complex are reported.Plans for the further development and application of the electron and stochastic cooling systems are also described.
