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1 519 (0,076s) •

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Annular aperture for SEM

Annular aperture which can be placed into the microscopy instead of the current limiting apertures. The annular illumination provides sharp central peak, but higher fraction of the current is in outer tails of the ...

Electrical and electronic engineering

  • 2020
    • •
  • Gfunk
Result

Annular aperture for Scanning electron microscope

The research report describes the application of the annular apertures in scanning electron microscopy. We studied the effect of the annular illumination on current beam density profiles and the system's resolution. We show...

Electrical and electronic engineering

  • 2020
    • •
  • O
Result

SMV-2019-64: Circular annular Cs Corrector

Feasibity study of Annular circular electrode corrector of the spherical aberration. The effect of the corrector was simulated and results were compared with the standard system with circular aperture....

Electrical and electronic engineering

  • 2019
    • •
  • Vsouhrn
Result

Frauenhofer diffraction from a ring aperture with a spiral phase transmission function: numerical and analytical studies.

Fraunhofer diffraction patterns from a spiral phase element with an annular aperture are investigated, on normal incidence of a plane monochromatic wave, depending on a spiral distribution of the phase of a wave at the output from t...

BH - Optika, masery a lasery

  • 2003
    • •
  • Jx
Result

Diffraction of the Optical Wave in the Schmidt Cassegrain Telescope

and annular aperture. In order to simplify the model of diffraction the Schmidt-Cassegrain telescope was approximated by annular aperture. This simplification seems to be valid......

Electrical and electronic engineering

  • 2017
    • •
  • D
    • •
  • Link
Result

EDSpot

of general 2D amplitude and phase apertures (circular, annular, and vortex apertures...

Electrical and electronic engineering

  • 2019
    • •
  • R
    • •
  • Link
Result

Granuloma Annulare

Granuloma annulare is a benign dermatosis. The etiology of granuloma annulare of granuloma annulare. Localized form is usually self-limited and disappears within two years. Generalized form of granuloma annulare is...

FO - Dermatovenerologie

  • 2013
    • •
  • Jx
Result

Numerical simulation of flow in the annular tube

This paper looks into numerical simulation of flow and heat transfer in the annular tube. For various values of inlet velocities are specified values of heat transfer in the annular tube and along the full length of the heated tube....

BK - Mechanika tekutin

  • 2010
    • •
  • Jx
Result

Dielectric annular core fiber for optical sensing

The paper report about dielectric annular core fiber for optical sensing.

JA - Elektronika a optoelektronika, elektrotechnika

  • 2006
    • •
  • O
    • •
  • Link
Result

Numerical simulation of flow in the annular channel

The paper deals with numerical simulation of the flow and heat transfer in the annular channel. For different values of inlet velocity the heat transfer in the annular channel and along the heating tube was determinated. The effect ...

BK - Mechanika tekutin

  • 2010
    • •
  • O
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