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{{Short description|Theorem in quantum mechanics}} ....<ref>{{cite journal |last=Bloch|first=F.|year=1970|title=Josephson Effect in a Superconducting Ring |journal=[[Physical Review B]]|volume=2|issue=1 |pag ...

...=Alicki|first1=Robert|last2=Jenkins|first2=Alejandro|date=2020-10-30|title=Quantum Theory of Triboelectricity|url=https://link.aps.org/doi/10.1103/PhysRevLett ...leck|J. H. Van Vleck]] formalized and expanded upon Bohr's initial theorem in a book he wrote on electric and magnetic susceptibilities.<ref name=vanVlec ...

...usively. A table for converting between SI and [[Gaussian units]] is given in Appendix C.<ref>{{cite book | last=Griffiths | first=D. J. | author-link=Da ...<ref name="Bernhardt" /> He has done the same with this one. (See the ISBN in the box to the right.) ...

{{about|the concept of flux in natural science and mathematics}} ...ribing the magnitude and direction of the flow of a substance or property. In [[vector calculus]] flux is a [[Scalar (physics)|scalar]] quantity, defined ...

...&nbsp;&nbsp;&nbsp;</span> green circles propagate with the group velocity. In this deep-water case, ''the phase velocity is twice the group velocity''. T New waves seem to emerge at the back of a wave group, grow in amplitude until they are at the center of the group, and vanish at the wave ...

{{short description|Electronic engineering involved in the design of electronic circuits, devices, and their systems}} ...ineering''' is a sub-discipline of [[electrical engineering]] that emerged in the early 20th century and is distinguished by the additional use of [[acti ...

'''Perpetual motion''' is the motion of bodies that continues forever in an unperturbed system. A '''perpetual motion machine''' is a hypothetical m ...ill not operate indefinitely, because they are driven by the energy stored in the source, which will eventually be exhausted. A common example is devices ...

...is described by its boundaries, [[structure]] and purpose and is expressed in its functioning. Systems are the subjects of study of [[systems theory]] an The term ''system'' comes from the [[Latin]] word ''systēma'', in turn from [[Greek language|Greek]] {{lang|grc|σύστημα}} ''systēma'': "whole ...

{{short description|Force acting on charged particles in electric and magnetic fields}} ...] in a [[bubble chamber]]. Positive and negative charge trajectories curve in opposite directions.]] ...

{{Classical mechanics|expanded=Fundamental concepts}} ...ct]] to change its [[velocity]], i.e., to [[accelerate]], meaning a change in speed or direction, unless counterbalanced by other forces. The concept of ...

...ion.gif|right|frame|The Dirac delta as the limit as <math> a \to 0</math> (in the sense of [[distribution (mathematics)|distribution]]s) of the sequence ...rously involves the use of [[limit (mathematics)|limits]] or, as is common in mathematics, [[measure theory]] and the theory of [[distribution (mathemati ...

...een called a [[paradox]] by at least one source and have their own article in this encyclopedia. Although considered paradoxes, some of these are simply ...These paradoxes, often called ''[[antinomy]],'' point out genuine problems in our understanding of the ideas of [[truth]] and [[Definite description|desc ...

...e]], and [[information system]]s including the transmission of information in [[Telecommunications|telecommunication]].<ref>{{Cite journal|last=Wehrl|fir ...'The Kind of Motion We Call Heat: a History of the Kinetic Theory of Gases in the 19th Century, Book 2, Statistical Physics and Irreversible Processes'', ...

...g sentence without discussion; much time and discussion have been invested in its current form.--> There is no general consensus among mathematicians abo ...its reasoning (though experimentation is often useful for discovering new theorems of interest). --> ...

{{Short description|Everything in space and time}} ...|first1=Itzhak|last1=Bars|first2=John|last2=Terning|title=Extra Dimensions in Space and Time |url=https://books.google.com/books?id=fFSMatekilIC&pg=PA27| ...

{{short description|List of definitions of terms and concepts commonly used in the study of engineering}} {{term|term= '''[[Absolute electrode potential]]'''}}{{defn|defn=In [[electrochemistry]], according to an [[IUPAC]] definition,<ref>[http://gol ...

...own speech or writing, to satisfy the BLP policy requirements spelled out in [[WP:BLPCAT]]. ...u are adding conforms to those standards. Also ensure that you are posting in the same format as the other entries (including date of birth and, where ap ...

...] [[continuum (measurement)|continuum]]. [[Spacetime diagram]]s are useful in visualizing and understanding [[Special relativity|relativistic]] effects s ...been that the three-dimensional geometry of the universe (its description in terms of locations, shapes, distances, and directions) was distinct from ti ...

...disciplines that use scientific knowledge for practical purposes, such as in engineering and medicine.<ref name="fischer20142">{{Cite journal |last1=Fis ...ht Greek manuscripts from the dying [[Byzantine Empire]] to Western Europe in the [[Renaissance]]. ...

...k-formed]] from the suffix "-logy", as in "geology", "anthropology", etc., in the sense of the "study of science".<ref name=Zameck>{{cite book |first=Ste ...uld mean 'words about words'". [[Logology (theology)|Burke's "logology"]], in this [[theology|theological]] sense, has been cited as a useful tool of soc ...