【机 构】
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JointInstituteforNuclearResearch(JINR),MoscowInstituteofPhysicsandTechnology,BelarusianStateTechnolo
【基金项目】
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AcknowledgmentsThe authors express sincere gratitude to Dr. Anatoly Sharakovsky, senior researcher from the Institute of Solid State Physics, University of Latvia, for his fruitful comments and consul