is 83.51 KB, has a resolution of 1024x1024 pixels and was uploaded on November 8, 2018 @ 10:25 pm by user: aliciid. It is filed under the tags: antikvark, subatomic particle, physics, up quark, hadron. Click the blue button at the top to freely download: Particles Particle Physics Pion Quark Subatomic png.