DAPHNE (Détecteur à Grande Acceptance pour la Physique Photonucléaire Expérimentale) was designed by the DAPNIA department of the Commissariat à l'Energie... 5 KB (552 words) - 19:30, 18 April 2021 |
physics is a discrete entity enjoying individual existence, or is an excitation mode of a region of a field, or is something else altogether. Instrumentalism... 24 KB (3,171 words) - 23:16, 24 October 2023 |
as involving fission events for which fission fragments have such low excitation energy that no neutrons or gammas are emitted. Cold fission events have... 5 KB (633 words) - 08:09, 3 April 2024 |
significantly, which can be made much smaller than the excitation volume of a single beam (see two-photon excitation microscopy). Moreover, these photons cause less... 100 KB (11,201 words) - 17:07, 23 March 2024 |
of a sample, anti-Stokes cooling decreases the vibrational or phonon excitation of a medium. This is accomplished by pumping a substance with a laser... 24 KB (2,651 words) - 18:13, 24 March 2024 |
electrons are arranged close to their ground state – in other words, thermal excitation should be minimized. Therefore, the Peierls transition should be seen... 12 KB (1,545 words) - 15:07, 22 April 2024 |
work in 1877, where he used an internal standard to determine if the excitation in his flame was consistent. His experimental procedure was later reintroduced... 14 KB (1,706 words) - 13:42, 18 April 2024 |