Although heavy-ion collisions generate strong magnetic fields,their direct measurement is a challenging task.A new observable,the baryon electric charge correlation,was recently found to be sensitive to the magnetic f...Although heavy-ion collisions generate strong magnetic fields,their direct measurement is a challenging task.A new observable,the baryon electric charge correlation,was recently found to be sensitive to the magnetic field strength and thus could be used as a magnetometer for heavy-ion collisions.Additionally,this observable may shed light on the equation of state and phase structure of quantum chromodynamics(QCD)under magnetic fields.Determining and understanding the phase structure of quantum chromodynamics(QCD)is important in contemporary physics[1].展开更多
基金supported by the Natural Science Foundation of Shanghai(No.23JC1400200)National Natural Science Foundation of China(Nos.12225502,12075061,and 12147101)National Key Research and Development Program of China(No.2022YFA1604900)。
文摘Although heavy-ion collisions generate strong magnetic fields,their direct measurement is a challenging task.A new observable,the baryon electric charge correlation,was recently found to be sensitive to the magnetic field strength and thus could be used as a magnetometer for heavy-ion collisions.Additionally,this observable may shed light on the equation of state and phase structure of quantum chromodynamics(QCD)under magnetic fields.Determining and understanding the phase structure of quantum chromodynamics(QCD)is important in contemporary physics[1].