two-stage process: first, two protons fuse to form a diproton: 1H + 1H + 1.25 MeV → 2He; then the diproton immediately beta-plus decays into deuterium: 2He...

strength were 2% larger) while the other constants were left unchanged, diprotons would be stable; according to Davies, hydrogen would fuse into them instead...

to be determined, and is likely to be much shorter, like 2He (helium-2, diproton) which undergoes proton emission within 10−9 s. Both 7Li and 6Li are two...

Lighter: diproton Helium-3 is an isotope of helium Heavier: helium-4 Decay product of: lithium-4 (p) hydrogen-3 (β−) Decay chain of helium-3 Decays to:...

formal name protium. It is the only stable isotope with no neutrons; see diproton for a discussion of why others do not exist. 2 H, the other stable hydrogen...

1H consists of 1 proton and 1 electron: the only stable nuclide with no neutrons (see diproton for a discussion of why no others exist)...

facility) that zinc-54 can also undergo double proton decay. Nuclear drip line Diproton (a particle possibly involved in double proton decay) Free neutron Neutron...

Similarly, 17 Ne is a Borromean nucleus with a two-proton halo; both the diproton and 16 F are unbound. Additionally, 9 Be is a Borromean nucleus comprising...

deuteron-producing events are rare. Diprotons are the much more common result of proton–proton reactions within the star, and diprotons almost immediately decay...

of hydrogen, as their nuclei contain only a single positive charge. A diproton is not stable, so neutrons must also be involved, ideally in such a way...

the steep gradient of the nuclear force. In both cases, this causes the diproton and dineutron to be unstable. The proton and neutron in deuterium can be...

decay, due to the relation between the intermediate bound state (e.g. diproton) half-life and the beta decay half-life, as in the proton–proton chain...

attractive nuclear interaction, so proton-only nuclei are unstable (see diproton and neutron–proton ratio). Neutrons bind with protons and one another in...

state of a proton (p) and a neutron (n) is stable, exotic nuclides such as diproton or dineutron are unbound. The nuclear force is not sufficiently strong...

interaction (up to 50% for some authors) would bind the dineutron and the diproton and convert all hydrogen in the early universe to helium; likewise, an...

particle that consists of six quarks. Dineutron, an unstable dibaryon. Diproton, another unstable dibaryon. Exotic hadron Pentaquark "Oddball sexaquark...

production in the Standard Model due to the smaller couplings. Dineutron Diproton Pauli exclusion principle Higgs boson List of particles Tumasyan, A.; Adam...

the protons into a neutron and thereby produce deuterium rather than a diproton. The deuterium would then fuse through other reactions to further increase...

magnet Dipole model of the Earth's magnetic field Dipole–dipole attraction Diproton Diquark Dirac Prize Dirac adjoint Dirac delta function Dirac equation Dirac...

Oddo-Harkins rule and abundance of the elements). Conversely, the proton-proton (diproton) and neutron-neutron (dineutron) bound states are unstable and therefore...