where did subatomic particles come from ?

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https://en.wikipedia.org/wiki/Subatomic_particle

https://en.wikipedia.org/wiki/Subatomic_particle
Subatomic particle – Wikipedia
A composite particle proton is made of two up quark and one down quark, which are elementary particles.. In physics, a subatomic particle is a particle smaller than an atom. According to the Standard Model of particle physics, a subatomic particle can be either a composite particle, which is composed of other (for example, a baryon, like a proton or a neutron, composed of three …

https://www.britannica.com/science/subatomic-particle

https://www.britannica.com/science/subatomic-particle
Subatomic particle | Definition, Examples, & Classes | Britannica
The physical study of subatomic particles became possible only during the 20th century, with the development of increasingly sophisticated apparatuses to probe matter at scales of 10 −15 metre and less (that is, at distances comparable to the diameter of the proton or neutron).Yet the basic philosophy of the subject now known as physics dates to at least 500 bce, when the Greek …
Quarks and Antiquarks2-Min SummaryFour Basic ForcesCharged Leptons (Electron, Muon, Tau)Current Research in Particle PhysicsThe Weak Force

https://en.wikipedia.org / wiki / History_of_subatomic_physics

https://en.wikipedia.org / wiki / History_of_subatomic_physics
History of subatomic physics – Wikipedia
History of subatomic physics. A Crookes tube with a magnetic deflector. The idea that matter consists of smaller particles and that there exists a limited number of sorts of primary, smallest particles in nature has existed in natural philosophy at least since the 6th century BC. Such ideas gained physical credibility beginning in the 19th …

https://www.britannica.com/summary/subatomic-particle

https://www.britannica.com/summary/subatomic-particle
The discovery of subatomic particles | Britannica
subatomic particle, or elementary particle, Any of various self-contained units of matter or energy.Discovery of the electron in 1897 and of the atomic nucleus in 1911 established that the atom is actually a composite of a cloud of electrons surrounding a tiny but heavy core. By the early 1930s it was found that the nucleus is composed of even smaller , called protons and neutrons.

https://chem.libretexts.org/Courses/Rutgers_University/Chem_160:_General_Chemistry/01:_Atoms/1.08:_Subatomic_Particles_-_Protons_Neutrons_and_Electrons

https://chem.libretexts.org/Courses/Rutgers_University/Chem_160:_General_Chemistry/01:_Atoms/1.08:_Subatomic_Particles_-_Protons_Neutrons_and_Electrons
1.8: Subatomic Particles – Protons, Neutrons, and Electrons
When the numbers of these subatomic particles are not equal, the atom is electrically charged and is called an ion. The charge of an atom is defined as follows: Atomic charge = number of protons − number of electrons (1.8.1) (1.8.1) Atomic charge = number of protons − number of electrons.

https://www.khanacademy.org/science/chemistry/electronic-structure-of-atoms/history-of-atomic-structure/a/discovery-of-the-electron-and-nucleus

https://www.khanacademy.org/science/chemistry/electronic-structure-of-atoms/history-of-atomic-structure/a/discovery-of-the-electron-and-nucleus
Discovery of the electron and nucleus (article) | Khan Academy
1. The positively charged particles depend upon the nature of gas present in the cathode ray tube. Those are simply the positively charged gaseous ions. 2. The charge to mass ratio of particles depends on the gas from which it originates. 3. Some positively charged particles carry a multiple of a fundamental unit of electric charge. 4.

https://www.sciencenews.org/century/atom-matter-neutron-nuclear-power-fusion

https://www.sciencenews.org/century/atom-matter-neutron-nuclear-power-fusion
How physicists revealed subatomic particles and cracked matter’s …
Diverse varieties of subatomic particles intertwine to fabricate the universe we inhabit. … In 1934 he would come up with a mathematical theory based on the particle’s existence that …

https://chem.libretexts.org/Courses/Furman_University/CHM101:_Chemistry_and_Global_Awareness_(Gordon)/03:_Atoms_and_the_Periodic_Table/3.03:_Subatomic_Particles_-_Electrons_Protons_and_Neutrons

https://chem.libretexts.org/Courses/Furman_University/CHM101:_Chemistry_and_Global_Awareness_(Gordon)/03:_Atoms_and_the_Periodic_Table/3.03:_Subatomic_Particles_-_Electrons_Protons_and_Neutrons
3.3: Subatomic Particles – Electrons, Protons, and Neutrons
26 juin 2023Figure 3.3.2 3.3. 2: Elements, such as helium, depicted here, are made up of atoms. Atoms are made up of protons and neutrons located within the nucleus, with electrons in orbitals surrounding the nucleus. Masses for the three subatomic particles can be expressed in amu ( atomic mass units) or grams. For simplicity, we will use the amu unit for …

https://chem.libretexts.org/Bookshelves/Introductory_Chemistry/Introduction_to_General_Chemistry_(Malik)/02:_Elements/2.02:_Subatomic_particles_and_a_modern_view_of_an_atom

https://chem.libretexts.org/Bookshelves/Introductory_Chemistry/Introduction_to_General_Chemistry_(Malik)/02:_Elements/2.02:_Subatomic_particles_and_a_modern_view_of_an_atom
2.2: Subatomic particles and a modern view of an atom
This page titled 2.2: Subatomic particles and a modern view of an atom is shared under a Public Domain license and was authored, remixed, and/or curated by Muhammad Arif Malik. Subatomic particles, i.e., electrons, protons, and neutrons, along with the modern view of atom, i.e., who the are arranged in an atom are described.

https://chem.libretexts.org/Courses/can/CHEM_210_General_Chemistry_I_(Puenzo)/02:_Atoms_and_Elements/2.04:_The_Discovery_of_the_Subatomic_Particles

https://chem.libretexts.org/Courses/can/CHEM_210_General_Chemistry_I_(Puenzo)/02:_Atoms_and_Elements/2.04:_The_Discovery_of_the_Subatomic_Particles
2.4: The Discovery of the Subatomic Particles – Chemistry LibreTexts
29 juil. 2022Image used with Permission (CC BY-SA-NC). 2.4: The Discovery of the Subatomic Particles is shared under a not declared license and was authored, remixed, and/or curated by LibreTexts. Atoms, the smallest particles of an element that exhibit the properties of that element, consist of negatively charged electrons around a central nucleus composed … lesoutrali bot