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Christophe Moser

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Related publications (219)

Two-photon imaging and selective laser ablation of Cochlea hair cells through a multimode fiber probe

Demetri Psaltis, Christophe Moser, Damien Claude-Marie Loterie, Marilisa Romito, Eirini Kakkava

We demonstrate multimode fiber probe that accomodates dual modality properties for high power ultrashort pulse delivery. A commercially available multimode graded-index (GRIN) fiber is used for two-photon imaging and/or femtosecond laser ablation of Cochle ...

SPIE-INT SOC OPTICAL ENGINEERING2019

Transscleral optical phase imaging (TOPI) of human retinal pigment epithelium

Christophe Moser, Mathieu Künzi, Timothé Laforest, Laura Emmanuelle Kowalczuk

ASSOC RESEARCH VISION OPHTHALMOLOGY INC2019

Methods and apparatus for three-dimensional fabrication by tomographic back projections

Christophe Moser, Damien Claude-Marie Loterie, Paul Delrot

A method for producing a three-dimensional object comprising computing a sequence of back-projections describing the three-dimensional object to be formed from different orientation angles of said object, defining a sequence of patterns of light using said ...

2019

A comparative performance analysis of stand-alone, off-grid solar-powered sodium hypochlorite generators

Antonin Faes, Demetri Psaltis, Laurent Coulot, Christophe Moser, Miguel Antonio Modestino, Enrico Chinello

Sodium hypochlorite (NaClO) is a chemical commodity widely employed as a disinfection agent in water treatment applications. Its production commonly follows electrochemical routes in an undivided reactor. Powering the process with photovoltaic (PV) electri ...

2019

Volumetric Bioprinting of Complex Living-Tissue Constructs within Seconds

Christophe Moser, Damien Claude-Marie Loterie, Paul Delrot, Yang Li, Yang Li

Biofabrication technologies, including stereolithography and extrusion-based printing, are revolutionizing the creation of complex engineered tissues. The current paradigm in bioprinting relies on the additive layer-by-layer deposition and assembly of repe ...

Wiley2019

Deep learning assisted image transmission in multimode fibers

Demetri Psaltis, Christophe Moser, Damien Claude-Marie Loterie, Babak Rahmani, Georgia Konstantinou

We propose a data -driven approach for light transmission control inside multimode fibers (MMFs). Specifically, we show that a convolutional neural network is able to reconstruct amplitude/phase modulated images from scrambled amplitude -only images obtain ...

SPIE-INT SOC OPTICAL ENGINEERING2019

Imaging through multimode fibers using deep learning: The effects of intensity versus holographic recording of the speckle pattern

Navid Borhani, Demetri Psaltis, Christophe Moser, Damien Claude-Marie Loterie, Babak Rahmani, Eirini Kakkava, Georgia Konstantinou, Ugur Tegin

Information transmission through multimode fibers (MMFs) has been a topic of great interest for many years. Deep learning algorithms have been applied successfully to MMFs in particular to fiber endoscopy. In this work, we show how Deep Neural Networks (DN ...

2019

Photoinitiator-free multi-photon fabrication of compact optical waveguides in polydimethylsiloxane

Demetri Psaltis, Christophe Moser, Ye Pu, Giulia Panusa, Jieping Wang

Compact, low loss flexible optical waveguides are crucial in optofluidic and microfluidic devices for a dense integration of optical functionalities. We demonstrate the fabrication of compact optical waveguides in polydimethylsiloxane through multiphoton l ...

2019

Solar-Electrochemical Platforms for Sodium Hypochlorite Generation in Developing Countries

Demetri Psaltis, Christophe Moser, Seyyed Mohammad Hosseini Hashemi, Enrico Chinello

On-site generation of sodium hypochlorite (NaClO) holds the potential to bring an efficient and cost-effective water disinfection method to isolated and remote locations. Solar-driven, stand-alone reactors could provide those communities full independence ...

ELECTROCHEMICAL SOC INC2019

Selective femtosecond laser ablation via two-photon fluorescence imaging through a multimode fiber

Demetri Psaltis, Christophe Moser, Damien Claude-Marie Loterie, Donald Benjaman Conkey, Marilisa Romito, Eirini Kakkava

We demonstrate the ability of a multimode fiber probe to provide two-photon fluorescence (TPF) imaging feedback that guides the femtosecond laser ablation (FLA) in biological samples for highly selective modifications. We implement the system through the p ...

OPTICAL SOC AMER2019

Deep Neural Networks for seeing through multimode fibers

Navid Borhani, Demetri Psaltis, Christophe Moser, Eirini Kakkava

Image delivery through multimode fibers (MMFs) suffers from modal scrambling which results in a speckle pattern at the fiber output. In this work, we use Deep Neural Networks (DNNs) for recovery and/or classification of the input image from the intensity-o ...

SPIE-INT SOC OPTICAL ENGINEERING2019

Raman imaging through multimode sapphire fiber

Demetri Psaltis, Christophe Moser, Damien Claude-Marie Loterie, Georgia Konstantinou, Sunan Deng

We report on a sapphire fiber Raman imaging probe's use for challenging applications where access is severely restricted. Small-dimension Raman probes have been developed previously for various clinical applications because they show great capability for d ...

OPTICAL SOC AMER2019

Spatiotemporal self-similar fiber laser

Demetri Psaltis, Christophe Moser, Babak Rahmani, Eirini Kakkava, Ugur Tegin

Spatiotemporal mode-locked fiber lasers are a type of ultrafast lasers for which the longitudinal and transverse modes of the multimode fiber cavities are locked via nonlinear interaction in the cavity. Here we report the experimental realization of a spat ...

2019

Composite Double-Network Hydrogels To Improve Adhesion on Biological Surfaces

Dominique Pioletti, Pierre-Etienne Bourban, Andreas Schmocker, Azadeh Khoushabi, Christophe Moser, Céline Samira Wyss, Martin Broome, Peyman Karami

Despite the development of hydrogels with high mechanical properties, insufficient adhesion between these materials and biological surfaces significantly limits their use in the biomedical field. By controlling toughening processes, we designed a composite ...

2018

Phase imaging of retinal cells for clinical studies and diagnosis

Christophe Moser, Mathieu Künzi, Dino Carpentras, Timothé Laforest, Laura Emmanuelle Kowalczuk

ASSOC RESEARCH VISION OPHTHALMOLOGY INC2018

Multimode optical fiber transmission with a deep learning network

Demetri Psaltis, Christophe Moser, Damien Claude-Marie Loterie, Babak Rahmani, Georgia Konstantinou

Multimode fibers (MMFs) are an example of a highly scattering medium, which scramble the coherent light propagating within them to produce seemingly random patterns. Thus, for applications such as imaging and image projection through an MMF, careful measur ...

CHINESE ACAD SCIENCES, CHANGCHUN INST OPTICS FINE MECHANICS AND PHYSICS2018

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Christophe Moser

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Two-photon imaging and selective laser ablation of Cochlea hair cells through a multimode fiber probe

Transscleral optical phase imaging (TOPI) of human retinal pigment epithelium

Methods and apparatus for three-dimensional fabrication by tomographic back projections

A comparative performance analysis of stand-alone, off-grid solar-powered sodium hypochlorite generators

Volumetric Bioprinting of Complex Living-Tissue Constructs within Seconds

Deep learning assisted image transmission in multimode fibers

Imaging through multimode fibers using deep learning: The effects of intensity versus holographic recording of the speckle pattern

Photoinitiator-free multi-photon fabrication of compact optical waveguides in polydimethylsiloxane

Solar-Electrochemical Platforms for Sodium Hypochlorite Generation in Developing Countries

Selective femtosecond laser ablation via two-photon fluorescence imaging through a multimode fiber

Deep Neural Networks for seeing through multimode fibers

Raman imaging through multimode sapphire fiber

Spatiotemporal self-similar fiber laser

Composite Double-Network Hydrogels To Improve Adhesion on Biological Surfaces

Phase imaging of retinal cells for clinical studies and diagnosis

Multimode optical fiber transmission with a deep learning network

Compact in-line lensfree digital holographic microscope

Compact lensless subpixel resolution large field of view microscope

Depth-controlled laser-induced jet injection for direct three-dimensional liquid delivery

Learning to see through multimode fibers