A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.
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definition× 111
is used in situations where the question is either about how some term or concept is define or where the validity of an answer depends on a subtle definition of some term or concept…
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semiconductor-physics× 111
the branch of solid state physics that focuses on specific properties of semiconductors. It studies dynamics of different perturbations (mainly electrons and holes) in the sem…
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earth× 110 | capacitance× 110 |
| projectile× 109 | solar-system× 109 |
laser× 106
Light Amplification by Stimulated Emission of Radiation. A means of creating coherent light by either driving an atomic or molecular transition in an optical cavity or firing a beam of electrons throu…
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reflection× 105 |
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theory× 104
Pertains to any question concerning the ideas that are formulated, whether mathematically or not, to explain or describe physical phenomena.
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measurement-problem× 102
for questions about the exact nature of wavefunction collapse.
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collision× 102 |
quantum-chromodynamics× 101
the quantum field theory believed to describe the strong nuclear force.
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| space-expansion× 101 |
atmosphere× 99
Gaseous layer around a planet, dwarf planet, or a star.
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faster-than-light× 99 |
air× 98
a layer of gases that surround it, permitting life and protecting life by absorbing ultraviolet solar radiation, warming the surface by retaining the heat and mitigating the temp…
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computational-physics× 96
Subdiscipline of theoretical physics which consists in the study of physics problems using numerical algorithms. PLEASE NOTE that questions about computational methods and/or programming are OFF-TOPIC…
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group-theory× 95
a branch of abstract algebra. A group is a set of objects, together with a binary operation, that satisfies four axioms. The set must be closed under the operation and contain an ident…
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current× 94 | dark-matter× 94 |
| spring× 94 | vacuum× 94 | torque× 93 |
galaxies× 93
Massive systems held together by gravitational attraction, consisting of stellar associations, star systems, star clusters and types of interstellar clouds, stellar remnants, gasses, cosmic dust and a…
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| software× 91 | reference-frame× 89 |
thermal-radiation× 89
The temperature-dependant emission of electromagnetic waves. Combine this tag with [tag:thermodynamics] for a macroscopic view or [tag:quantum-mechanics] for a microscopic explanation.
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motion× 89 |
| moon× 88 | speed× 88 |
superconductivity× 87
the transmission of current with no resistive losses, and is one of the most active areas of condensed matter physics research.
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frequency× 87 |
| dimensions× 87 | double-slit-experiment× 87 | geometry× 86 | hilbert-space× 85 |
