OE

O. El Gawhary

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37 records found

Authored

Recontruction of sub-wavelength features and nano-positioning of gratings using coherent Fourier Scatterometry.

Through-focus phase retrieval and its connection to the spatial correlation for propagating fields

Extension of the classical Fabry-Perot formula to 1D multilayered structures
Journal article (2013) - O. El Gawhary, MC Dheur, S.F. Pereira, J.J.M. Braat

Phase retrieval between overlapping orders in coherent Fourier scatterometry using scanning
Journal article (2013) - N. Kumar, O. El Gawhary, S. Roy, Paul Urbach

Scaling symmetry and conserved charge for shape-invariant optical fields
Journal article (2013) - O. El Gawhary, S Serverini

Phase information in Coherent Fourier Scatterometry
Journal article (2013) - N. Kumar, O. El Gawhary, S. Roy, S.F. Pereira, Paul Urbach

Towards Grating Reconstruction in Coherent Fourier Scatterometry

Coherent Fourier Scatterometry (Tool for improved sensitivity in semiconductor metrology)

Restoration of s-polarized evanescent waves and subwavelength imaging by single dielectric slab
Journal article (2012) - O. El Gawhary, N Schilder, A. da Costa Assafrao

Scanning effects in coherent Fourier scatterometry
Journal article (2012) - S. Roy, O. El Gawhary, N. Kumar

Coherent transient phenomena in quantom systems by spatially shaping femtosecond optical pulses
Journal article (2011) - O. El Gawhary, S.F. Pereira, Paul Urbach

Which group velocity of light in a dispersive medium?
Journal article (2011) - O. El Gawhary, S Severini, P Christillin

Performance analysis of choherent optical scatterometry
Journal article (2011) - O. El Gawhary, N. Kumar, S.F. Pereira

Localization and paraxiality of pseudonondiffracting fields
Journal article (2010) - O. El Gawhary, S Severini

About the nonparaxial corrections of Bessel-Gauss beams
Journal article (2010) - O. El Gawhary, S Severini

On the nonparaxial corrections of Bessel-Gauss beams
Journal article (2010) - O. El Gawhary, S Severini

Quantitative description for nonparaxiality of light beams
Abstract (2009) - O. El Gawhary, S Severini

None
Journal article (2008) - O. El Gawhary, S Severini

Quantitative description for nonparaxiality of light beams.
Poster (2008) - O. El Gawhary, S Severini

Quantitative description for nonparaxiality of Light beams
Poster (2008) - O. El Gawhary, S Severini