Mr. Muhammad Afnan Ansari Profile

Muhammad Afnan Ansari

at Information Technology Univ

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Publications (3)

Proceedings Article | 20 August 2020 Paper

All-dielectric single-layered achiral structures for simultaneous conversion circular dichroism and wavefront engineering for visible light

Hafiz Saad Khaliq, Kashif Riaz, Muhamad Zubair, Muhammad Afnan Ansari, Taimoor Naeem, Muhammad Qasim Mehmood

Proceedings Volume 11461, 114612P (2020) https://doi.org/10.1117/12.2568522

KEYWORDS: Absorption, Wavefronts, Dichroic materials, Transmittance, Imaging spectroscopy, Circular dichroism spectroscopy, Visible radiation, Phase modulation

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Proceedings Article | 1 April 2020 Presentation + Paper

Highly efficient metamirror with circular dichroism and wavefront engineering

Hafiz Saad Khaliq, Kashif Riaz, Muhammad Zubair, Muhammad Afnan Ansari, Muhammad Rizwan Akram, Taimoor Naeem, Jin Zhang, Weiren Zhu, Dajun Zhang, Xiong Wang, Muhammad Qasim Mehmood

Proceedings Volume 11344, 113441N (2020) https://doi.org/10.1117/12.2554170

KEYWORDS: Absorption, Metamirrors, Dichroic materials, Holography, Holograms, Wavefronts, Reflectivity, Microwave radiation, Polarization, Circular dichroism spectroscopy

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Proceedings Article | 4 March 2019 Presentation + Paper

Manipulating twisted light beam through all-dielectric metasurfaces

Nasir Mahmood, Muhammad Qasim Mehmood, Inki Kim, Muhammad Afnan Ansari, Tauseef Tauqeer, Farooq Ahmad Tahir, Junsuk Rho

Proceedings Volume 10928, 1092811 (2019) https://doi.org/10.1117/12.2508545

KEYWORDS: Spiral phase plates, Optical vortices, Polarization, Refractive index, Amorphous silicon, Optical components, Dielectrics, Computer simulations, Metamaterials, Wavefronts

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