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News Release 15-076
Physicists discover long-sought 'pentaquark' particle
Particle could help scientists better understand composition of matter
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![tightly-bound quarks](/news/mmg/media/images/Pentaquark_f.jpg)
Now that NSF-funded researchers have discovered the long-sought pentaquark, their next step is to study how quarks are bound together within this remarkable particle. They could be bound together tightly, as seen in this image.
Credit: CERN
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![two spheres showing loosely-bound quarks](/news/mmg/media/images/Pentaquark decay_f.jpg)
Now that NSF-funded researchers have discovered the long-sought pentaquark, their next step is to study how quarks are bound together within this remarkable particle. They could be bound together loosely, as sort of a "meson-baryon molecule," as seen in this image.
Credit: CERN
Download the high-resolution JPG version of the image. (52.5 KB)
Use your mouse to right-click (Mac users may need to Ctrl-click) the link above and choose the option that will save the file or target to your computer.