Dr. Karuna Sindhu Malik Profile

Dr. Karuna Sindhu Malik

Research Scholar

SPIE Involvement:

Author

Area of Expertise:

Geometrical exact ray tracing, Vector beams, Holographic optical trapping

Publications (3)

Proceedings Article | 8 March 2023 Poster + Paper

Improvement in wavefront measurement accuracy in grating array-based zonal wavefront sensors by modulating the intensity profile of the incident beam

Nagendra Kumar, Pranjal Choudhury, Nedup Sherpa, Akanshu Chauhan, S. S. Goutam Buddha, Karuna Malik, Santanu Konwar, Bosanta Boruah

Proceedings Volume 12445, 124450T (2023) https://doi.org/10.1117/12.2648670

KEYWORDS: Wavefronts, Holograms, Diffraction gratings, Wavefront sensors, Detector arrays, Binary data, Diffraction, Modulation, Light sources and illumination, Signal intensity

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Proceedings Article | 24 February 2020 Paper

Estimation of maximum translation speed of a trapped particle in holographic optical tweezers

Karuna Sindhu Malik, S. S. Goutam Buddha, Ranjan Kalita, Bosanta Boruah

Proceedings Volume 11297, 112970Z (2020) https://doi.org/10.1117/12.2542144

KEYWORDS: Particles, Holograms, Holography, Optical tweezers, Binary data, Silica, Computer generated holography, Objectives, Cameras, Microscopes

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Proceedings Article | 24 February 2020 Presentation + Paper

Calculation of spot diagrams of different vector beams using geometrical ray tracing

Karuna Sindhu Malik, Bosanta Boruah

Proceedings Volume 11297, 1129706 (2020) https://doi.org/10.1117/12.2542151

KEYWORDS: Ray tracing, Polarization, Point spread functions, Imaging systems, Geometrical optics, Diffraction, Physics, Refraction, Superposition, Beam propagation method

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