Dr. Satya Siddharta Goutam Buddha Profile

Dr. Satya Siddharta Goutam Buddha

PostDoc at Tata Institute of Fundamental Research

SPIE Involvement:

Author

Area of Expertise:

Confocal Microscopy , Diffractive optics , Super-resolution microscopy

Publications (8)

Proceedings Article | 16 May 2023 Poster + Paper

Estimation of 3D point spread function of a widefield microscope by stochastic least square minimization method

S. S. Goutam Buddha, Nagendra Kumar, Santanu Konwar, Bosanta Boruah

Proceedings Volume 12385, 123850C (2023) https://doi.org/10.1117/12.2651025

KEYWORDS: Point spread functions, Microscopes, Image resolution, Imaging systems, Error analysis, 3D acquisition, Stochastic processes, 3D image processing, Image deconvolution, Biological imaging

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Proceedings Article | 16 March 2023 Poster + Paper

Orthogonality of Zernike modes in phase profiles estimated using Zonal wavefront sensor and transport of intensity phase retrieval method

Akanshu Chauhan, Nedup Sherpa, Nagendra Kumar, Pranjal Choudhury, S. S. Goutam Buddha, Bosanta Boruah

Proceedings Volume 12389, 123890I (2023) https://doi.org/10.1117/12.2648666

KEYWORDS: Wavefronts, Wavefront sensors, Phase reconstruction, Phase retrieval, Zernike polynomials, Wavefront aberrations, Adaptive optics, Wavefront reconstruction, Free space optics, Lens arrays

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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 | 8 March 2023 Poster + Paper

Direct defocus measurement using single astigmatic lens: a theoretical study

Santanu Konwar, Nagendra Kumar, S. S. Goutam Buddha

Proceedings Volume 12428, 1242812 (2023) https://doi.org/10.1117/12.2649501

KEYWORDS: Monochromatic aberrations, Sensors, Wavefronts, Fourier theory, Zernike polynomials, Wavefront sensors, Fourier optics, Diffraction, Crosstalk, Collimation

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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 | 18 September 2018 Presentation + Paper

Laser scanning confocal microscopy using illumination beams with different polarizations in quick succession

Ranjan Kalita, S. S. Goutam Buddha, Bosanta Boruah

Proceedings Volume 10772, 107720I (2018) https://doi.org/10.1117/12.2320176

KEYWORDS: Polarization, Holograms, Microscopes, Confocal microscopy, Laser scanners, Image processing

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Proceedings Article | 23 February 2018 Paper

Suitability of holographic beam scanning in high resolution applications

Ranjan Kalita, S. S. Goutam Buddha, Bosanta Boruah

Proceedings Volume 10499, 104991P (2018) https://doi.org/10.1117/12.2287804

KEYWORDS: Computer generated holography, Holograms, Scanners, Sensors, Signal detection, Mirrors, Confocal microscopy, Binary data, Beam splitters, Imaging systems

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Proceedings Article | 23 February 2018 Paper

Estimation of point spread function of an imaging system using a programmable target

S. S. Goutam Buddha, Ranjan Kalita, Bosanta Boruah

Proceedings Volume 10499, 104991O (2018) https://doi.org/10.1117/12.2287786

KEYWORDS: Point spread functions, Imaging systems, Confocal microscopy, Image resolution, Microscopes, Spatial light modulators, Diffraction, Monochromatic aberrations, Modulators, Convolution

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Showing 5 of 8 publications

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