The French president, Emmanuel Macron, visited our lab, January, 21st


Feb. 5, 2021

Scientists develop an ultra-fast laser modulator for the mid-IR

Applications based on mid-infrared radiation have grown at a very rapid pace, with clear links to environmental applications. Mid-IR cameras have propelled the field of …

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March 25, 2021

Measuring topological properties of graphene

The discovery of topological phases of matter, which was awarded the 2016 Nobel Prize in physics, has profoundly impacted our understanding of condensed matter. The …

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Jan. 18, 2021

Exploiting the non-ideality of memristor devices can allow AI at the edge

Artificial Intelligence (AI) is currently offering incredible applications, but at the cost of a very high energy consumption. For these reasons, embedded objects like medical …

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Nov. 11, 2020

On-Chip Mid-Infrared Supercontinuum Generation from 3 to 13 μm Wavelength

Mid-infrared spectroscopy is a universal way to identify chemical and biological substances. Indeed, when interacting with a light beam, most molecules are responsible for absorption …

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Jan. 11, 2021

Laurent VIVIEN, C2N Deputy Director, head of the photonics department, elected Fellow of SPIE

Congratulations to Laurent VIVIEN, C2N Deputy Director, head of the photonics department, elected to 2021 Fellow of SPIE - the International society for optics and …

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Jan. 15, 2021

Delivery of the new III-V Pegase MOCVD reactor at C2N

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March 12, 2021

Sylvia Matzen, Médaille de bronze CNRS 2021

After an engineering degree from the E.S.P.C.I. school (Ecole Supérieure de Physique et de Chimie Industrielles de Paris) and a master in Materials Science and …

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Jan. 6, 2021

Source of correlated photons made (very) small!

Teams at Thales and C2N (CNRS/UPSaclay/UParis) have developed a novel miniaturized source of light called Photonic Crystal Optical Parametric Oscillator.

An Optical Parametric Oscillator (OPO) …

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Jan. 5, 2021

Electrically injected parity-time symmetric distributed-feedback (DFB) laser diodes for telecom applications

Researchers at the Centre de Nanosciences et de Nanotechnologies (C2N), in collaboration with Laboratoire Charles Fabry (LCF) have reported single-frequency electrically-injected DFB laser diodes based …

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Nov. 9, 2020

Slow propagation of 2 GHz acoustical waves in a suspended GaAs phononic waveguide on insulator

A team of researchers at C2N have demonstrated slow propagation of acoustical waves in the ultra high frequency regime (UHF) through a suspended GaAs phononic …

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More C2N News



The centre develops research in the fields of material science, nanophotonics, nanoelectronics, nanobiotechnologies and microsystems, as well as in nanotechnologies. Its research activites cover all the range from fondamental to applied science.

The scientific project revolves around 10 major scientific challenges which are common to the 4 departments and federate research within the laboratory.

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Each year, researchers, engineers and technicians from around the world apply for CNRS or Paris-Saclay University positions to carry out their activity at C2N.

A number of internship, PhD position and Post-doc opportunities are also open at C2N.

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The C2N gathers 3 plateforms into the Technology Facility and 3 platforms of expertise in instrumentation and characterization (optical and multiphysics).

The C2N Technology Facility belongs to the national nanofabrication network (Renatech network).

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    Afficher plus de Seminars


    Topological Photonics

    In the context of photonics, topology has emerged as an abstract, yet surprisingly powerful, new paradigm for controlling the flow of light. As such, it …

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    Ab-initio quantum transport simulation of layered 2D materials-based electron devices

    The prediction of electronic and transport properties of nanodevices based on recently synthetized materials such as layered two-dimensional materials demands the adoption of first-principles theories …

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    Towards brain-inspired photonic computing

    Photonic integrated circuits allow for designing computing architectures which process optical signals in analogy to electronic integrated circuits. Therein electrical connections are replaced with photonic …

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    III-V and IV-IV heterogeneous integration on silicon at the nanoscale

    In this presentation, we will focus on the general problematic of heterogeneous integration on silicon of lattice mismatched materials, such as GaAs and germanium. After …

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    Some key issues to model and characterize thermoelectric devices

    Thermoelectricity has attracted the interest of the scientific community since its first observation by Thomas Seebeck in 1823. As a prototype of the most recent …

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    Integrated Lithium Niobate Photonics for Communication, Sensing and Quantum applications

    Lithium niobate (LN) is an “old” material with many applications in optical and microwave technologies, owing to its unique properties that include large second order …

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    PhD defense
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    (in french) Source moyen infra-rouge largement accordable à base de réseaux de QCL

    Christian GRILLET, Chargé de recherche (HDR), EEA/INL,Rapporteur

    Olivier GAUTHIER-LAFAYE, Directeur de recherche, LAAS, Rapporteur

    Éric TOURNIÉ, Professeur, Université de Montpellier, Examinateur

    Riad HAIDAR, Directeur de recherche, ONERA, Examinateur

    Delphine MARRIS-MORINI, Professeur, Université …

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    Coherent acoustic-phonon dynamics in GaAs/AlAs heterostructures

    Jury members:

    Andrea Bragas, Universidad de Buenos Aires, Rapportrice

    Sebastian Volz, LIMMS - University of Tokyo, Rapporteur

    Juan Ariel Levenson, C2N/CNRS, Examinateur

    Anthony Kent, University …

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    (in french) Management thermique des composants électroniques embarqués : Conception et Caractérisation de modules de refroidissement diphasiques actifs

    Jury members:

    Rose-Marie SAUVAGE, DGA, Invitée

    Agnès CHAILLOT, MBDA France, Invitée

    Olivier MAIRE, MBDA FRANCE, Invité

    Benoit CHARLOT, Universite Montpellier II, laboratoire IES, Raporteur & Examinateur

    Olivier FRANCAIS, Université …

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    HdR defense
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    Nanophononics in the GHz-THz range

    Jury members :

    Prof. Alexander BALANDIN, University of California at Riverside, USA, rapporteur

    Prof. Lukas NOVOTNY, Swiss Federal Institute of Technology in Zurich, Switzerland, rapporteur

    Prof. …

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    (in french) De la croissance des nanofils III-Nitrures à la fabrication de générateurs piézoélectriques architecturés aux échelles nanométriques

    Jury memebers:

    Morral Anna, Professeur à l’EPFL, Suisse

    Leprince-Wang Yamin, Professeur à l’Université Gustave Eiffel, laboratoire ESYCOM, France

    Legrand Bernard, Directeur de Recherche CNRS, LAAS, France

    Monroy Eva, …

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