Helium-4 is the stable helium isotope with two protons and two neutrons; its nucleus is an alpha particle. Its strong binding makes it the principal neutron-containing product of primordial Big Bang nucleosynthesis.
Ancestors (5)
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- Anthony Leggett
- A. Perrin
- Big Bang nucleosynthesis
- Dilution refrigerator
- Effective proton-proton reaction network
- Electron fraction in stellar matter
- Elephter Andronikashvili
- Fermionic atom antibunching
- Helium-3
- Helium-3 superfluid discovery experiment
- Helium-3 superfluidity
- Lambda point
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- Quantum fluid
- Superfluidity
- Thermomechanical effect
- V. Krachmalnicoff
- W. Hogervorst
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