Gold vermeil psi necklace, a science-inspired jewelry piece symbolizing intellect and style, perfect for math and physics enthusiasts.
Woman wearing the gold vermeil psi necklace, highlighting the elegance and versatility of science-inspired jewelry for math and science lovers.
Close-up of the psi necklace in gold vermeil, showcasing intricate craftsmanship and design inspired by science and Greek mythology.

psi necklace

gold vermeil
|

€ 155

Length

45 cm + 5 cm extender chain included

Choose your extra chain

Earn 155 Science club points

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  • Free cleaning cloth included

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Psi Necklace in Gold Vermeil: The Symbol of the Quantum Wave Function, in Gold

ψ is the wave function — the mathematical object at the heart of quantum mechanics since Schrödinger introduced it in 1926. 15 mm in 18K gold vermeil, for physicists, quantum chemists, and the occasional psychologist who occupies the same letter with entirely different intent.

The Science Behind Psi

In quantum mechanics, the wave function ψ describes the quantum state of a particle or system. The square of its absolute value, |ψ|², gives the probability density of finding the particle at a given position — the Born rule, formulated by Max Born in 1926. Erwin Schrödinger introduced ψ in the Schrödinger equation (1926), which describes how the wave function evolves over time for a non-relativistic system. The wave function cannot be directly measured — only |ψ|² is physically observable — which led to decades of debate about the interpretation of quantum mechanics (Copenhagen interpretation, many-worlds, pilot wave theory, and others). Psi (ψ) is also used in psychology and parapsychology as a general symbol for psychic phenomena — giving the same character two very different scientific lives.

A Meaningful Gift for Science Lovers

A gold quantum mechanics piece for physicists and quantum chemists:

  • Physicists working in quantum mechanics
  • Quantum and computational chemists
  • Physics students for whom the Schrödinger equation was formative
  • Anyone looking for a gold science gift that is specific to quantum physics

Gold psi for the physicist who has been solving for ψ for years. A reasonable material reward.

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FAQ

Q: What does psi represent?

A: Psi (ψ) is used in psychology, quantum mechanics (the wave function), and engineering (pressure). It appeals to anyone who uses ψ in their work.

Q: How long is the chain?

A: The chain is 45 cm gold vermeil with a 5 cm extender for adjustable length.

Q: What is the material composition?

A: This piece is gold vermeil: sterling silver core plated with 18k gold. The gold plating will develop a natural patina with wear.

Q: How long does shipping take?

A: We ship worldwide via DHL Express with free shipping. Delivery takes 1-5 business days, and all duties and taxes are covered.

Math & Physics

Unlock the elegance of the abstract with our math and physics-inspired jewelry collection. These carefully crafted pieces mirror the profound equations and natural laws that shape our understanding of the universe. Experience the allure of fractals, the rhythmic beauty of pi, and the celestial wonder of astral formations—each piece serves as a wearable homage to the artistry inherent in scientific inquiry.

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