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Record dielectron mass event recorded by CMS on June 9th 2018!

event display of a record-breaking di-electron event
Record dielectron mass event recorded by CMS on June 9th 2018!
 
The CMS experiment recorded a record dielectron mass event on June 9th 2018!

The mass of the dielectron system is 3280 GeV, that's 36x mass of the Z boson! Wenxing Fang is a student from ULB and Beihang University (China) who searches for new particles decaying to an electron and positron