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- Virtual_state abstract "In quantum physics, a virtual state is a very short-lived, unobservable quantum state.In many quantum processes a virtual state is an intermediate state, sometimes described as \"imaginary\" in a multi-step process that mediates otherwise forbidden transitions. Since virtual states are not eigenfunctions of anything, normal parameters such as occupation, energy and lifetime need to be qualified. No measurement of a system will show one to be occupied, but they still have lifetimes derived from uncertainty relations. While each virtual state has an associated energy, no direct measurement of its energy is possible but various approaches have been used to make some measurements (for example see and related work on virtual state spectroscopy) or extract other parameters using measurement techniques that depend upon the virtual state's lifetime. The concept is quite general and can be used to predict and describe experimental results in many areas including Raman spectroscopy, non-linear optics generally, various types of photochemistry, and/or nuclear processes.".
- Virtual_state wikiPageID "24079760".
- Virtual_state wikiPageLength "6928".
- Virtual_state wikiPageOutDegree "12".
- Virtual_state wikiPageRevisionID "669055867".
- Virtual_state wikiPageWikiLink Category:Phases_of_matter.
- Virtual_state wikiPageWikiLink Eigenfunction.
- Virtual_state wikiPageWikiLink Feshbach_resonance.
- Virtual_state wikiPageWikiLink Nonlinear_optics.
- Virtual_state wikiPageWikiLink Nuclear_physics.
- Virtual_state wikiPageWikiLink Photochemistry.
- Virtual_state wikiPageWikiLink Quantum_mechanics.
- Virtual_state wikiPageWikiLink Raman_spectroscopy.
- Virtual_state wikiPageWikiLink Shape_resonance.
- Virtual_state wikiPageWikiLink Two-photon_absorption.
- Virtual_state wikiPageWikiLink Uncertainty_principle.
- Virtual_state wikiPageWikiLink Virtual_particle.
- Virtual_state wikiPageWikiLinkText "Virtual state".
- Virtual_state wikiPageWikiLinkText "virtual energy state".
- Virtual_state wikiPageUsesTemplate Template:For.
- Virtual_state wikiPageUsesTemplate Template:Reflist.
- Virtual_state wikiPageUsesTemplate Template:Use_dmy_dates.
- Virtual_state subject Category:Phases_of_matter.
- Virtual_state hypernym State.
- Virtual_state type PopulatedPlace.
- Virtual_state type Physic.
- Virtual_state type Redirect.
- Virtual_state comment "In quantum physics, a virtual state is a very short-lived, unobservable quantum state.In many quantum processes a virtual state is an intermediate state, sometimes described as \"imaginary\" in a multi-step process that mediates otherwise forbidden transitions. Since virtual states are not eigenfunctions of anything, normal parameters such as occupation, energy and lifetime need to be qualified.".
- Virtual_state label "Virtual state".
- Virtual_state sameAs Q7935171.
- Virtual_state sameAs حالة_مجازية.
- Virtual_state sameAs m.07k6929.
- Virtual_state sameAs Q7935171.
- Virtual_state wasDerivedFrom Virtual_state?oldid=669055867.
- Virtual_state isPrimaryTopicOf Virtual_state.