Sentences with phrase «pentaquarks from»

Not exact matches

In 2003, results from the Laser Electron Photon experiment at the SPring - 8 facility in Hyogo, Japan, hinted at the existence of a pentaquark, but that was ruled out two years later.

But in July, Takashi Nakano of Osaka University reported that he had detected a pentaquark, a bizarre subatomic particle built from five quarks: two ups, two downs, and an antiquark.

Twelve years ago, about a dozen research groups from around the world announced that they had evidence for a lighter pentaquark known as theta - plus, but more detailed studies showed that all of the claims were illusory.

LHCb collected the data back in 2011 and 2012, but Wilkinson's team held back from announcing their discovery to avoid the fate of those who had made the earlier claims of pentaquark sightings.