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hal-01308821

Siddharth Sivankutty, Esben Ravn Andresen, Géraud Bouwmans, Thomas G. Brown, Miguel Alonso, Hervé Rigneault

Single-shot polarimetry imaging of multicore fiber

2024

hal-04282737

Olivier Leblanc, Mathias Hofer, Siddharth Sivankutty, Hervé Rigneault, Laurent Jacques

Interferometric lensless imaging: rank-one projections of image frequencies with speckle illuminations

2023

hal-04282751

Fatima El Moussawi, Matthias Hofer, Siddharth Sivankutty, Andrea Bertoncini, Damien Labat, Andy Cassez, Geraud Bouwmans, Rosa Cossart, Olivier Vanvincq, Carlo Liberale, Herve Rigneault, Esben Ravn Andresen

Two-Photon Lensless Endoscopes with Multicore Fibers

2023 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC), Jun 2023, Munich, France. ⟨10.1109/CLEO/Europe-EQEC57999.2023.10231882⟩

hal-03982027

Hervé Rigneault, Esben Ravn Andresen, Siddharth Sivankutty, Géraud Bouwmans, Rosa Cossart, Damien Labat, Andy Cassez

Flexible two-photon lensless endoscope with tapered multicore fibers

Photonics West 2023, Jan 2023, San Francisco, United States

hal-04080581

Naveen Gajendra Kumar, Siddharth Sivankutty, Victor Tsvirkun, Andy Cassez, Damien Labat, Rosa Cossart, Geraud Bouwmans, Esben Ravn Andresen, Hervé Rigneault

Coupling optimized bending-insensitive multi-core fibers for lensless endoscopy

Optics Express, 2023, 31 (10), pp.15334. ⟨10.1364/OE.485550⟩

hal-04282728

Olivier Leblanc, Matthias Hofer, Siddharth Sivankutty, Hervé Rigneault, Laurent Jacques

Interferometric single-pixel imaging with a multicore fiber

arXiv, 2023, ⟨10.48550/arXiv.2307.08562⟩

hal-03639450

Stéphanie Guérit, Siddharth Sivankutty, John Lee, Hervé Rigneault, Laurent Jacques

Compressive Imaging Through Optical Fiber with Partial Speckle Scanning

SIAM Journal on Imaging Sciences, 2022, 15 (2), pp.387-423. ⟨10.1137/21M1407586⟩

hal-03283321

Naveen Gajendra, Siddharth Sivankutty, Viktor Tsvirkun, Esben Ravn Andresen, Olivier Vanvincq, Géraud Bouwmans, Hervé Rigneault

Lensless endoscopy

Optique Dijon 2021, Jul 2021, Dijon, France

hal-03360646

Siddharth Sivankutty, Andrea Bertoncini, Victor Tsvirkun, Naveen Gajendra Kumar, Gaelle Brévalle, Géraud Bouwmans, Esben Ravn Andresen, Carlo Liberale, Hervé Rigneault

Miniature 120-beam coherent combiner with 3D-printed optics for multicore fiber-based endoscopy

Optics Letters, 2021, 46 (19), pp.4968-4971. ⟨10.1364/OL.435063⟩

hal-02473746

Herve Rigneault, Camille Scotté, Siddharth Sivankutty, Randy Bartels

Compressive Raman imaging fiber

Photonics Wesr 2020, Feb 2020, San Francisco, United States

hal-02473748

Herve Rigneault, Viktor Tsvirkun, Siddharth Sivankutty, Géraud Bouwmans, Olivier Vanvincq, Esben Ravn Andresen

Flexible lensless endoscope with a conformationally invariant multi-core fiber

Photonics West 2020, Feb 2020, San Francisco, United States

hal-02473743

Herve Rigneault, Sandro Heuke, Siddharth Sivankutty, Camille Scotté, Randy Bartels

Spatial frequency projection imaging of coherent anti-Stokes Raman scattering (SPIFI-CARS)

Photonics West 2020, Feb 2020, San Francisco, United States

hal-02955440

Camille Scotté, Siddharth Sivankutty, Randy A Bartels, Hervé Rigneault

Line-scan Compressive Raman imaging with spatio-spectral encoding

Optics Letters, 2020, 45 (19), pp.5567. ⟨10.1364/OL.400151⟩

hal-02559999

Sandro Heuke, Siddharth Sivankutty, Camille Scotté, Patrick Stockton, Randy Bartels, Anne Sentenac, Hervé Rigneault

Spatial frequency modulated imaging in coherent anti-Stokes Raman microscopy

Optica, 2020, 7 (5), pp.417. ⟨10.1364/OPTICA.386526⟩

hal-02400230

Iván Coto Hernández, Siddharth Sivankutty, Iván Coto, Hernández 1+, Nicolas Bourg, Guillaume Dupuis, Sandrine Leveque-Fort

Supercritical Angle Fluorescence for Enhanced Axial Sectioning in STED Microscopy

Methods, 2019, 174, pp.20-26. ⟨10.1016/j.ymeth.2019.03.027⟩

hal-02090289

Camille Scotte, Siddharth Sivankutty, Patrick Stockton, Randy Bartels, Herve Rigneault

Compressive Raman imaging with spatial frequency modulated illumination

Optics Letters, 2019, 44 (8), pp.1936. ⟨10.1364/OL.44.001936⟩

hal-02284150

Victor Tsvirkun, Siddharth Sivankutty, Karen Baudelle, Rémi Habert, Géraud Bouwmans, Olivier Vanvincq, Esben Ravn Andresen, Herve Rigneault

Flexible lensless endoscope with a conformationally invariant multi-core fiber

Optica, 2019, 6 (9), pp.1185-1189. ⟨10.1364/OPTICA.6.001185⟩

hal-01923539

Herve Rigneault, Siddharth Sivankutty, Viktor Tsvirkun, Esben Ravn Andresen, Geraud Bouwmans

Lensless endocopy

ImagiNano French Israeli Conference on Imaging and NanoOptics, Nov 2018, Ramot, Israel

hal-01875448

Vasyl Mytskaniuk, Siddharth Sivankutty, Esben Ravn Andresen, Jérôme Wenger, Nicolas Y. Joly, Fabert Marc, Frédéric Louradour, Alexandre Kudlinski, Herve Rigneault

High-resolution multimodal flexible coherent Raman endoscope

SPIE Photonics West 2018, Jan 2018, San Francisco, United States

hal-01876828

Siddharth Sivankutty, Viktor Tsvirkun, Géraud Bouwmans, Esben Ravn Andresen, Dan Oron, Hervé Rigneault, Miguel Alonso

Single-shot noninterferometric measurement of the phase transmission matrix in multicore fibers

Optics Letters, 2018, 43 (18), ⟨10.1364/OL.43.004493⟩

hal-02118001

Ruixing Wang, Sophie Brustlein, Sebastien Mailfert, Roxane Fabre, Mathieu Fallet, Siddharth Sivankutty, Herve Rigneault, Didier Marguet

A straightforward STED-background corrected fitting model for unbiased STED-FCS analyses

Methods, 2018, 140, pp.212-222. ⟨10.1016/j.ymeth.2018.02.010⟩

hal-01847484

Siddharth Sivankutty, Viktor Tsvirkun, Olivier Vanvincq, Géraud Bouwmans, Esben Ravn Andresen, Hervé Rigneault

Nonlinear imaging through a Fermat’s golden spiral multicore fiber

Optics Letters, 2018, ⟨10.1364/OL.43.003638⟩

hal-01901643

Alberto Lombardini, Vasyl Mytskaniuk, Siddharth Sivankutty, Esben Andresen, Xueqin Chen, Jérôme Wenger, Fabert Marc, Nicolas Joly, Frédéric Louradour, Alexandre Kudlinski, Hervé Rigneault, Esben Ravn Andresen

High-resolution multimodal flexible coherent Raman endoscope

Light: Science and Applications, 2018, 7, pp.10. ⟨10.1038/s41377-018-0003-3⟩

hal-01453475

Dani Kogan, Siddharth Sivankutty, Viktor Tsvirkun, Géraud Bouwmans, Esben Ravn Andresen, Hervé Rigneault, Dan Oron

Phase retrieval in multi-core fiber bundles

Optics Letters, 2017, 42, pp.647-650. ⟨10.1364/OL.42.000647⟩

hal-01661281

Viktor Tsvirkun, Siddharth Sivankutty, Géraud Bouwmans, Olivier Vanvincq, Esben Ravn Andresen, Herve Rigneault

Bending-induced inter-core group delays in multicore fibers

Optics Express, 2017, 25 (25), pp.203901 - 31863. ⟨10.1364/OE.25.031863⟩

hal-01378848

Miguel Alonso, Thomas G. Brown, Siddharth Sivankutty, Géraud Bouwmans, Esben Ravn Andresen, Hervé Rigneault

Single-Shot Polarimetry Imaging of Multicore Fibers

Frontiers in Optics, OSA Annual meeting, Optical Society of America, Oct 2016, Rochester, United States

hal-01378436

Esben Ravn Andresen, Siddharth Sivankutty, Viktor Tsvirkun, Géraud Bouwmans, Hervé Rigneault

Ultrathin endoscopes based on multicore fibers and adaptive optics: a status review and perspectives

Journal of Biomedical Optics, 2016, 21, pp.121506. ⟨10.1117/1.JBO.21.12.121506⟩

hal-01378455

Viktor Tsvirkun, Siddharth Sivankutty, Géraud Bouwmans, Ori Katz, Esben Ravn Andresen, Hervé Rigneault

Widefield lensless endoscopy with a multicore fiber

Optics Letters, 2016, 41, pp.4771-4774. ⟨10.1364/OL.41.004771⟩

hal-01367323

Viktor Tsvirkun, Siddharth Sivankutty, Géraud Bouwmans, Dan Oron, Ori Katz, Esben Ravn Andresen, Herve Rigneault

Wide field lensless imaging using multi-core fiber bundle

NaBi French-Israeli annual meeting, Sep 2016, Paris, France

hal-01367322

Siddharth Sivankutty, Viktor Tsvirkun, Géraud Bouwmans, Esben Ravn Andresen, Herve Rigneault

Towards nonlinear lensless endoscopes

NaBi French-Israeli annual meeting, Sep 2016, Paris, France

hal-01367325

Alberto Lombardini, Vasyl Mytskaniuk, Siddharth Sivankutty, Alexandre Kudlinski, Herve Rigneault

Nonlinear endoscopes via hollow core fibers

NaBi French-Israeli annual meeting, Sep 2016, Paris, France

hal-01347994

Siddharth Sivankutty, Viktor Tsvirkun, Géraud Bouwmans, Dani Kogan, Dan Oron, Esben Ravn Andresen, Hervé Rigneault

Extended field-of-view in a lensless endoscope using an aperiodic multicore fiber’

Optics Letters, 2016, 41 (15), pp.3531. ⟨10.1364/OL.41.003531⟩

hal-01297943

Esben Ravn Andresen, Siddharth Sivankutty, Hervé Rigneault

Dispositifs et méthodes de transport et de contrôle de faisceaux lumineux pour l'imagerie endo-microscopique sans lentille

France, N° de brevet: 1000341480. 2016

hal-01875436

Siddharth Sivankutty, Esben Andresen, Géraud Bouwmans, Serge Monneret, Herve Rigneault

Two-photon lensless endoscopy

Endoscopic Microscopy XI, Feb 2016, San Francisco, France. ⟨10.1117/12.2209263⟩

hal-01281378

Siddharth Sivankutty, Esben Ravn Andresen, Rosa Cossart, Géraud Bouwmans, Serge Monneret, Hervé Rigneault

Ultra-thin rigid endoscope: two-photon imaging through a graded-index multi-mode fiber

Optics Express, 2016, 24, pp.825-841. ⟨10.1364/OE.24.000825⟩

hal-01155004

Esben Ravn Andresen, Siddharth Sivankutty, Géraud Bouwmans, Laurent Gallais, Serge Monneret, Hervé Rigneault

Measurement and compensation of residual group delay in a multi-core fiber for lensless endoscopy

Journal of the Optical Society of America B, 2015, 32 (6), pp.1221-1228. ⟨10.1364/JOSAB.32.001221⟩

hal-01275853

Esben Ravn Andresen, Siddharth Sivankutty, Géraud Bouwmans, Olivier Vainvinq, Laurent Gallais, S. Monneret, H. Rigneault

Towards two-photon lensless endoscopes: inter-core group delay compensation in a multi-core fiber

Advanced Microscopy Techniques IV; and Neurophotonics II, 2015, Munich, Germany. pp.953605

hal-00835893

Siddharth Sivankutty, Guillaume Dupuis, Christophe Lefumeux, Céline Mayet, Arnaud Dubois, C. Marquer, Sandrine Lecart, Marie-Claude Potier, Emmanuel Fort, Sandrine Leveque-Fort

Towards STED microscopy with nanometric optical sectioning (Orale)

Photonics West - Biomedical Optics, Single molecule spectroscopy and superresolution imaging VI, Feb 2013, San Francisco, United States. pp.859018, ⟨10.1117/12.2004883⟩

hal-00689688

Siddharth Sivankutty, Guillaume Dupuis, Sandrine Lecart, Christophe Lefumeux, Frédéric Druon, Patrick Georges, Arnaud Dubois, Sandrine Leveque-Fort

Time-resolved STED microscopy

colloque Diagnostic et imagerie optiques en médecine (OPT-DIAG), May 2012, Paris, France

hal-00673852

Siddharth Sivankutty, Guillaume Dupuis, Sandrine Lecart, C. Lefumeux, Frédéric Druon, Patrick Georges, Arnaud Dubois, Sandrine Leveque-Fort

Tunable time-resolved STED microscopy

Focus on Microscopy, Apr 2012, Singapore

hal-00691243

Siddharth Sivankutty, Guillaume Dupuis, Sandrine Lecart, Christophe Lefumeux, Sandrine Leveque-Fort, Arnaud Dubois

Microscopie STED accordable et résolue en temps

colloque Journées Imagerie Optique Non-Conventionnelle (JIONC), Mar 2012, Paris, France

hal-01553671

Céline Mayet,, Siddharth Sivankutty, Guillaume Dupuis, Sandrine Lécart, Christophe Lefumeux, Arnaud Dubois, Sandrine Lévêque-Fort

Microscopie de Fluorescence STED accordable

MIFOBIO « Microscopie Fonctionnelle en Biologie », 2012, Talmont Saint-Hilaire, France

hal-00835883

Siddharth Sivankutty, Guillaume Dupuis, C. Marquer, Sandrine Lecart, C. Lefumeux, M.C. Potier, Arnaud Dubois, Sandrine Leveque-Fort

Imager au-delà de la limite de diffraction grâce à la microscopie STED

Stéphane Mottin, François Ramaz, Gérard Lelièvre. Biophotonique Générale, Publications Mission Ressource et Compétences Technologiques, pp.110, 2012

hal-01553461

Siddharth Sivankutty, Guillaume Dupuis, C. Marquer, Sandrine Lécart, Christophe Lefumeux, M.C Potier, Arnaud Dubois, Sandrine Lévêque-Fort

Imager au-delà de la limite de diffraction grâce à la microscopie STED

OptDiag : Diagnostic et Imagerie Optique en Médecine , May 2011, Paris, France

hal-00673805

Siddharth Sivankutty, Guillaume Dupuis, Sandrine Lecart, Arnaud Dubois, C. Lefumeux, Frédéric Druon, Patrick Georges, Sandrine Leveque-Fort

Tunable time-resolved stimulated emission depletion microscopy for dynamic imaging at the subcellular scale

focus on microscopy, Apr 2011, Constance, Germany

hal-00691238

Siddharth Sivankutty, Guillaume Dupuis, Sandrine Lecart, Christophe Lefumeux, Frédéric Druon, Patrick Georges, Arnaud Dubois, Sandrine Leveque-Fort

Tunable time-resolved stimulated emission depletion microscopy

Ecole thématique interdisciplinaire sur la microscopie fonctionnelle en biologie, Sep 2010, Seignosse, France

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