A Modern Abstract Expressionist Painting, Anti XI Minus

Oil on canvas, American, circa 1960s, unsigned, retaining remnants of a typed label to the frame, framed.

Stretcher size 12 x 10 in.; Frame dimensions 12 3/4 x 10 1/2 in.

The anti xi minus particle (called anti Ξ⁺) is a tiny piece of antimatter, the “mirror opposite” of a normal particle made of quarks. It was first discovered in the early 1960s, when scientists were beginning to uncover many new, unusual particles using high energy experiments. Even though it exists for only a very short time, it’s important in modern physics because it helps scientists understand how matter and antimatter behave. By studying particles like this, researchers can test the basic rules of the universe, especially why our universe is made mostly of matter instead of antimatter, and learn more about the fundamental building blocks of everything around us.

Minor rubbing to frame.

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