Magnetic Electron LensesP. W. Hawkes |
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Page 119
... magnetic field existing in a finite axial interval between two field - free regions . The effect of saturation of the shielding material on the axial field distribution is discussed . Parameters de- scribing lens strength and field form ...
... magnetic field existing in a finite axial interval between two field - free regions . The effect of saturation of the shielding material on the axial field distribution is discussed . Parameters de- scribing lens strength and field form ...
Page 164
... magnetic fields can be used to focus electrons in a way that is analogous to the focusing action of glass lenses on ... magnetic field strength within this region must be sufficiently high . This important aspect of the physics of the ...
... magnetic fields can be used to focus electrons in a way that is analogous to the focusing action of glass lenses on ... magnetic field strength within this region must be sufficiently high . This important aspect of the physics of the ...
Page 164
... magnetic fields can be used to focus electrons in a way that is analogous to the focusing action of glass lenses on ... magnetic field strength within this region must be sufficiently high . This important aspect of the physics of the ...
... magnetic fields can be used to focus electrons in a way that is analogous to the focusing action of glass lenses on ... magnetic field strength within this region must be sufficiently high . This important aspect of the physics of the ...
Contents
Magnetic Lens Theory | 1 |
References | 51 |
Magnetic Field Calculation and the Determination of Electron | 57 |
Copyright | |
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Common terms and phrases
aberration coefficients alignment ampere-turns angle aperture applied approximation asymptotic axial flux density bore boundary calculated chromatic aberration conical corresponding cross-section curve cylindrical Dâ‚‚ diameter electron lens Electron Microscopy electron optical employed equation factor ferromagnetic field strength flange formulae function gap width GLASER half-width integral lens axis lens coil lens core lens current lens design lens field lens strength magnetic circuit magnetic electron magnetic field magnetic flux density magnetic lenses magnetic potential magnetomotive force magnification mesh points method Mulvey objective lens obtained Optik parameters paraxial permanent magnet permanent-magnet permeance Phys piece plane pole pole-piece lens pole-piece system position potential Proc projector focal length projector lens properties quadrupole radial ring rotation rotationally symmetric Ruska saturation Schematic shown single pole-piece solution space spherical aberration spiral distortion stigmator stray field superconducting surface temperature trajectory tube values W.D. Riecke winding