Nikhil Jayakumar
Job description
One of my current interests is in developing label-free optical microscopes. The emphasis is on circumventing the diffraction limit and improving the detection sensitivity. To achieve this, optical waveguides, concepts of interferometry etc. are being employed.
Nikhil Jayakumar,
Firehun Tsige Dullo,
Vishesh Kumar Dubey,
Azeem Ahmad,
Florian Ströhl,
Jennifer Cauzzo
et al.:
Multi-moded high-index contrast optical waveguide for super-contrast high-resolution label-free microscopy
Azeem Ahmad,
Nikhil Jayakumar,
Balpreet Singh Ahluwalia
:
Demystifying speckle field interference microscopy
Azeem Ahmad,
Vishesh Dubey,
Nikhil Jayakumar,
Anowarul Habib,
Ankit Butola,
Mona Nystad
et al.:
High-throughput spatial sensitive quantitative phase microscopy using low spatial and high temporal coherent illumination
Jennifer Cauzzo,
Nikhil Jayakumar,
Balpreet Singh Ahluwalia,
Azeem Ahmad,
Natasa Skalko-Basnet
:
Characterization of Liposomes Using Quantitative Phase Microscopy (QPM)
Nikhil Jayakumar,
Azeem Ahmad,
Dalip Singh Mehta,
Balpreet Singh Ahluwalia
:
Sampling moiré method: a tool for sensing quadratic phase distortion and its correction for accurate quantitative phase microscopy
Nikhil Jayakumar,
Øystein I. Helle,
Krishna Agarwal,
Balpreet Singh Ahluwalia
:
On-chip TIRF nanoscopy by applying Haar wavelet kernel analysis on intensity fluctuations induced by chip illumination
Matteo Boninsegna,
Nikhil Jayakumar,
Firehun Tsige Dullo,
Peter Anthony McCourt,
Thomas Rolf Huser,
Balpreet Singh Ahluwalia
et al.:
Waveguide chip coupled with microfluidics enables super-resolution live-cell imaging
Proceedings of SPIE, the International Society for Optical Engineering 2020 DOI
Nikhil Jayakumar,
Vishesh Kumar Dubey,
Balpreet Singh Ahluwalia,
Azeem Ahmad
:
Deciphering dynamic speckle illumination
interference microscopy
2023
Nikhil Jayakumar,
Firehun Tsige Dullo,
Vishesh Kumar Dubey,
Azeem Ahmad,
Florian Ströhl,
Jennifer Cauzzo
et al.:
Erratum: Multi-moded high-index contrast optical waveguide for super-contrast high-resolution label-free microscopy (Nanophotonics DOI: 10.1515/nanoph-2022-0500.pdf)
Nanophotonics 2022 DOI
Azeem Ahmad,
Vishesh Kumar Dubey,
Nikhil Jayakumar,
Mona Nystad,
Balpreet Singh Ahluwalia
:
Deciphering dynamic speckle illumination interference microscopy and its applications
Spie Bios 2022
Nikhil Jayakumar
:
Label-free imaging with superior contrast and resolution
2021
Nikhil Jayakumar,
Firehun Tsige Dullo,
Vishesh Kumar Dubey,
Azeem Ahmad,
Jennifer Cauzzo,
Eduarda Mazagao Guerreiro
et al.:
Label-free imaging on waveguide platform with enhanced resolution and contrast
2021 ARKIV
Sebastian Andres Acuña Maldonado,
Nikhil Jayakumar,
Zicheng Liu,
Krishna Agarwal,
Deanna Wolfson
:
nanoRIP
2020
Azeem Ahmad,
Nikhil Jayakumar,
Ankit Butola,
Vishesh Kumar Dubey,
Dalip Singh Mehta,
Balpreet Singh Ahluwalia
:
High space-bandwidth product with high spatial phase sensitivity in single-shot digital holographic microscopy
2019
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Research interests
Optical microscopy, optical waveguides, interferometry, quantum optics, non-linear optics
Member of research group
CV
Ph.D. thesis titled ''Label-free super-resolution optical microscopy'' (https://hdl.handle.net/10037/32703)
M.Sc. thesis titled ''Polarization evolution in anti-resonant hollow core fibers''