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pro vyhledávání: '"B. M. Dyavappa"'
Autor:
B. M. Dyavappa
Publikováno v:
Journal of Nigerian Society of Physical Sciences, Vol 4, Iss 1 (2022)
Experimentally the motional resonances spectra of an electron cloud confined in a quadrupole Penning trap, weakly excited with RF field, which is swept from 1 MHz to 1 GHz was examined. The higher order motional resonances of the electron cloud with
Externí odkaz:
https://doaj.org/article/80f5f16c3a0849d383f6c75612b73562
Autor:
B. M. Dyavappa
Publikováno v:
Journal of Nigerian Society of Physical Sciences, Vol 2, Iss 2 (2020)
Ions are confined in Penning trap by the combination of electric field and magnetic field, as the electric field confines ions in the axial direction through an electric potential minimum and the magnetic field applied along the axis of the trap conf
Externí odkaz:
https://doaj.org/article/95331030caf34cea8fa53e16e621679f
Publikováno v:
Canadian Journal of Physics. 94:1245-1249
We present results of the energy distribution function of trapped electrons through a measurement of their axial oscillation in a quadrupole Penning trap. Electrons emitted from a thoriated tungsten filament with a range of energies (3–5 eV) are tr
Publikováno v:
EPJ Techniques and Instrumentation, Vol 4, Iss 1, Pp 1-13 (2017)
A quadrupole Penning trap is used to confine electrons in weak magnetic fields. Perturbations due to space charge and imperfections in the trap geometry, as well as collisions with the background gas molecules, lead to loss of the electrons from the