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Christophe Moser

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Related publications (219)

Full characterization of partially measured systems with neural networks

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

IEEE2021

Pulsatile Flow-Induced Fatigue-Resistant Photopolymerizable Hydrogels for the Treatment of Intracranial Aneurysms

Dominique Pioletti, Andreas Schmocker, Lucio Feo Pancaldi-Giubbini, Christophe Moser, Mahmut Selman Sakar, Oriane Poupart

An alternative intracranial aneurysm embolic agent is emerging in the form of hydrogels due to their ability to be injected in liquid phase and solidify in situ. Hydrogels have the ability to fill an aneurysm sac more completely compared to solid implants ...

2021

Multi-modal retinal imaging platform

Christophe Moser, Mathieu Künzi, Timothé Laforest

The invention relates to oblique transscleral illumination of an eye fundus with at least one physical point light source around the eye allowing for dark field imaging combined with optical coherence tomography imaging. ...

2021

System and method for high beam quality pulse generation in mode-locked multimode fiber lasers

Demetri Psaltis, Christophe Moser, Ugur Tegin

A system and method to generate ultrashort high beam quality pulses from spatio- temporally mode-locked multimode fiber laser are described. The invention relies on engineering the intra-cavity pulse propagation in a multimode laser cavity to shape the spa ...

2021

An Intrinsically-Adhesive Family of Injectable and Photo-Curable Hydrogels with Functional Physicochemical Performance for Regenerative Medicine

Dominique Pioletti, Pierre-Etienne Bourban, Christophe Moser, Céline Samira Wyss, Naser Nasrollahzadeh Mamaghani, Peyman Karami

Attaching hydrogels to soft internal tissues is crucial for the development of various biomedical devices. Tough sticky hydrogel patches present high adhesion, yet with lack of injectability and the need for treatment of contacting surface. On the contrary ...

WILEY-V C H VERLAG GMBH2021

Fully automated detection, segmentation, and analysis of in vivo RPE single cells

Christophe Moser, Timothé Laforest, Florentino Luciano Caetano Dos Santos, Laura Emmanuelle Kowalczuk

Objective To develop a fully automated method of retinal pigmented epithelium (RPE) cells detection, segmentation and analysis based on in vivo cellular resolution images obtained with the transscleral optical phase imaging method (TOPI). Methods Fourteen ...

NATURE PUBLISHING GROUP2021

Tomographic Volumetric Additive Manufacturing in Scattering Resins

Christophe Moser, Matthieu Jonin, Jorge Andres Madrid Wolff, Antoine Vincent Boniface

Tomographic Additive Manufacturing produces three-dimensional objects by projecting light patterns onto cell-laden hydrogels. We improve print resolution and reduce the effects of scattering by incorporating a refractive-index matching agent. ...

IEEE2021

Volumetric Additive Manufactuing of Ceramics

Christophe Moser, Damien Claude-Marie Loterie, Paul Delrot, Georgia Konstantinou, Jorge Andres Madrid Wolff

Two-photon additive manufacturing of ceramic materials has demon-strated high-precision manufacturing of tools at the micrometer scale. Here, we propose single photon volumetric additive manufacturing toovercome limitations on print size and which avoid th ...

IEEE2021

Degradation study on molecules released from laser-based jet injector

Christophe Moser, Jan Krizek, Barbora Lavickova

Development of needle-free methods to administer injectable therapeutics has been researched for a few decades. We focused our attention on a laser-based jet injection technique where the liquid-jet actuation mechanism is based on optical cavitation. This ...

2021

Learning to See and Compute through Multimode Fibers

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

We propose a computational method for controlling the output of a multimode fiber using machine learning. Arbitrary images can be projected with amplitude-only calibration (no phase measurement) and fidelities on par with conventional full-measurement meth ...

IEEE2021

Smart 3D Volumetric Printing

Christophe Moser, Damien Claude-Marie Loterie, Paul Delrot

In volumetric additive manufacturing, an entire three-dimensional object is simultaneously solidified by irradiating a liquid photopolymer volume from multiple angles with dynamic light patterns. Because this technique is based on 3D light dose accumulatio ...

IEEE2021

High-resolution microfabrication through a graded-index multimode optical fiber

Demetri Psaltis, Christophe Moser, Damien Claude-Marie Loterie, Eirini Kakkava, Georgia Konstantinou

IEEE2021

System and methods for differential imaging using a lock-in camera

Christophe Moser, Damien Claude-Marie Loterie, Timothé Laforest, Chiara Bonati

The present invention describes an imaging system that allows visualization of a wide range of samples both in terms of morphology and in terms of material (e.g. density distribution, varying chemical composition, or anything that induces a change of optic ...

2021

Method and apparatus for volumetric additive manufacturing of cell-loaded resins

Christophe Moser, Damien Claude-Marie Loterie, Paul Delrot

The present invention is related to a method and apparatus for the volumetric fabrication of three-dimensional objects or articles from photoresponsive materials loaded with scattering particles, by adjusting the refractive index of said photoresponsive ma ...

2021

Transscleral Optical Phase Imaging of healthy human Retinal Pigment Epithelium

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

ASSOC RESEARCH VISION OPHTHALMOLOGY INC2021

Method and apparatus for volumetric additive manufacturing with digital distortion compensation

Christophe Moser, Damien Claude-Marie Loterie, Paul Delrot

The present invention is related to a method of digitally compensating distortions of rays of a light beam in tomography- based additive manufacturing, wherein said tomography-based additive manufacturing involves projecting light patterns from multiple an ...

2021

System and method for a retinal projector based on a scattering reflector

Demetri Psaltis, Christophe Moser

A retinal projector system, comprising a coupling means, a spacial light modulator, and a tapered optical waveguide having an input side surface and an output side surface, whereby the input side surface is larger than the output side surface, the coupling ...

2020

Computer generated optical volume elements by additive manufacturing

Demetri Psaltis, Christophe Moser, Eirini Kakkava, Joowon Lim, Niyazi Ulas Dinç

Computer generated optical volume elements have been investigated for information storage, spectral filtering, and imaging applications. Advancements in additive manufacturing (3D printing) allow the fabrication of multilayered diffractive volume elements ...

2020

Controlling spatiotemporal nonlinearities in multimode fibers with deep neural networks

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

Spatiotemporal nonlinear interactions in multimode fibers are of interest for beam shaping and frequency conversion by exploiting the nonlinear interaction of different pump modes from quasi-continuous wave to ultrashort pulses centered around visible to i ...

2020

Repetitive regime of highly focused liquid microjets for needle-free injection

Christophe Moser, Paul Delrot, Jan Krizek

Fast liquid jets are investigated for use as a needle-free drug delivery system into an elastic tissue such as skin. Using smaller jet diameters in a repetitive regime can mitigate bruising and pain associated with current injectors. In this study, we aim ...

Nature Research2020

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