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Sulphide based complex structures as potential thermoelectric materials – MASSCOTE
The main targets, innovative and ambitious aspects of MASSCOTE project are: -Discovery of the next generation of low cost sulphide thermoelectrics with ZT~ 1 (RT-700K), focusing on three families of sulphides: transition metal clusters, tetrahedrites and ternary Cu-Sn-S compounds. -Full consolidat
Nano-antenna arrays for next-generation solar cells – NANOCELL
Reducing the absorber thickness is one of the main issues for most photovoltaic technologies, because of the material cost or scarcity, and potential efficiency improvements with higher carrier concentration. Hence, highly efficient energy conversion in ultra-small volumes of semiconductors is a maj
Composite membranes as low relative humidity and intermediate temperature electrolyte for PEMFC – COMEHTE
One of the limitations of proton exchange membrane fuel cells is their low operating temperature. Increasing this temperature beyond 80-90 ° C would simplify the cooling device, particularly constraining in the case of an automotive application. The type of polymer widely used as electrolyte (perflu
Control and simulAtion of Electrical Systems, interAction and RobustnesS – CAESARS
The aim of this ANR project is to make decisive progress in the design of theoretical and numerical decision-support tools for the electrical sector. We have focused on four applications. - Storage: Anticipating and accompanying the development of storage systems at the local and/or global level t
Solar cells using lead-free hybrid perovskites – SuperSansPlomb
Presently, perovskite photovoltaics almost exclusively relies on the use of toxic lead containing compounds, the application of which are strictly regulated by the government because of their negative effects on human and animal health and the environment. The main goal of the project is to develop
Towards an understanding of electronic transport properties of hybrid perovskite solar cells – TRANSHYPERO
TRANSHYPERO aims at inspecting theoretically dielectric properties as well as hole and electron transport properties in hybrid organic/inorganic perovskite (HOP) based solar cells. Although HOP materials have been known for several decades, it is only very recently that their performances for pho
Energy harvesting by innovative crystal-growth system for piezoelectric – RECIPE
Energy harvesting is a new process based on the capture, the conversion and the store of energy from external sources, such solar power, thermal, kinetic energy or else the piezoelectricity. The choice of materials, and the ability of the compounds to be used in industrial devices, is done according
Solar-driven water-splitting enzyme photosystem II probed by Far-IR spectroscopy – PS2FIR
The use of solar energy to produce energy and non-polluting substances is a major challenge for the future. Plants and cyanobacteria have developed an enzyme, Photosystem II (PSII), capable of splitting water molecules into molecular oxygen, protons and energy-rich electrons using solar energy. The
Operando Spectroscopy and Imaging of batteries by magnetic Resonance In Situ – OSIRIS
Concerns regarding fossil energy reserves and carbon dioxide emissions call for optimization of our methods of creation, storage and use of energy. Both EU and France aim at increasing the share of renewables in their energy consumption, creating challenges for the energy system as a whole. Most ren
water photoelectrolysis assisted by an internal potential – PHOTO-POT
Solar light is intermittent and supply is not synchronized with demand. One way to store solar energy is to use photo-electrolysis of water where hydrogen is produced directly from photons and water in one step. This reaction can be decomposed in three major steps: photon absorption, migration of t
Textured electrospun nanofibers - based thermoelectric ceramics – NanoCerTex
Recently, spectacular results have been obtained on thermoelectric properties through the introduction of nanostructures in the materials. Some oxide thermoelectric materials exhibit anisotropic properties because of their crystal structure. It could be of great interest to use processes that allow
Metal doped Metal-Organic-Frameworks for Energy Storage – MEMOS
MEMOS project (Metal doped Metal-Organic-Frameworks for Energy Storage) proposes to prepare and analyze hybrid materials formed by bimetallic nanoparticles encapsulated into the pores of Metal-Organic-Frameworks (MOFs) for energy storage applications. These multi-component hybrid materials are very
Improving the volumetric energy density of supercapacitors – IVEDS
This proposal aims to address a major issue for the energy storage, management and integration in the grid, addressed in the “Clean, Safe and Efficient Energy” challenge (#2), especially on the “improvement of the safety and energy density of supercapacitors” (Research theme #5). IVEDS is based on t
New hybrid integration technology of a multilevel interleaved inverter under thermal and EMC constraints with fail safe and redundant capability – HIT-TEMS
The aim of the project HIT-TEMS consists in a PCB (Printed Circuit Board) integration of a safety parallel multi-level inverter dedicated to embedded applications. In this context, the volume and the weight are preponderant and the converter must be able to operate in harsh operating conditions: str
High efficiency tandem solar cells based on III-V nanowires on silicon – HETONAN
In the past 10 years, the PV industry has drastically reduced the fabrication cost of modules which now tends to stabilize. The module represents in 2013 only 22% of the final cost of a rooftop installation [Verlinden 2013]. It means that further cost reduction for PV installation mainly relies on b
New Tools for the Governance of the Energy Transition: the role of NGOs – GREENGO
The energy transition cannot be achieved without dramatic changes in our society. The starting point of this research is the observation that the emergence of a huge number of non-governmental organizations (NGOs), particularly in the field of environment, constitutes a prominent lever for transform
Fractal Grids - Towards the future smart grids – FractalGrid
For many years, the energy provider was far and strongly centralized. The ecological transition has moved it into the territories, the regions, the cities, the neighborhoods and closest to individuals. A recent example of this shift is the concept of local energy community. This trend towards local
Catalytic Effect Engineering by Nanostructures: next-generation anode-Materials for lithium-ion batteries – CEENEMA
Due to the discontinuous production of renewable energies, it is impossible to use these energy sources for transport. The CEENEMA project tackled the link between renewable energies and electrical devices by focusing on lithium-ion batteries that can power electric vehicles. Energy storage based on
Components Control Communication for DC microgrid – C3µ
This project proposes an architecture of a meshed DC microgrid for delivery of electrical energy in tertiary or residential building, with a central management system in a first time to distribute needs and to associate in a most effective way an intermittent renewable source of energy. It will spec
Coupling of AFM & Raman spectroscopy with electrochemical techniques for advanced diagnosis of Li-Ion Batteries – CarLIB
Wide-scale implementation of renewable energy will require growth in production of inexpensive, efficient energy storage systems. To address these needs, Li-ion battery systems (LIBs) have been extensively exploited the last two decades. If the actual power density values can be considered quite sat
Multiscale characterization and modeling of charge transport properties and their influence on rate performance of high energy density composites electrodes for lithium batteries – PEPITE
In opposition to most of academic research on material development, this proposal addresses the issue of electrode technology, and its relation to limitation of power and energy of Li-ion batteries, reaching only 50 % of theoretical capacity. Indeed, in commercial batteries, practical electrodes mus
Manipulating energy signaling to improve biofuel production in photosynthetic eukaryotes – SIGNAUXBIONRJ
The development of renewable energy is a major issue at a time when access to fossil fuels is limited and environmental problems related to climate change are worsening. Microalgae are particularly interesting because they convert solar energy into chemical energy during photosynthesis, a process th
Hydrogel shields to support and protect catalysts of H2 oxidation and CO2 reduction – shields
Optimizing the properties and performances of a molecular catalyst can result from the modification of its structure (e.g. using protein engineering), but also the properties of the matrix that supports the catalyst. In the framework of a collaboration between CNRS in Marseille and Bochum University
Innovative Diffuse transparent Electrodes for solar cells applications – INDEED
INDEED proposes an original and innovative way to fabricate efficient transparent electrodes with varying haze factor values as well as their integration into solar cells, with the goals of using low-cost and abundant materials coupled with low cost deposition methods. The involved multidisciplinary
StrUctured Graphene frameworks designed for Electrochemical Storage – SUGGEST
The aim of this project is to develop chemically designed 3D graphene architectures with the objectives to favor the intercalation of both cations such as Li+, Na+, but also Ca2+, Mg2+ and Al3+, and/or anions (PF6-, BF4-, TFSI) in batteries or dual cells by controlling the interlayer distance betwe
Discovering Advanced high potential Materials for high Energy density Li ion batteries – DAME
DAME is a 42 month collaborative public-industry project, which answers to the challenge “clean, sure and efficient energy” and more particularly concerning the electrochemical storage device. The main DAME objective is to demonstrate a 500 Wh/kg Li-ion electrochemistry based on new nanostructured c
biomimetic membranes that produce biologically-inspired energy – bioWATTS
This project investigates the production of “green” energy by taking a biological approach inspired by cell membranes. We have recently demonstrated that those biomimetic principles of membrane ion transport generated an electrical potential in an artificial cell. We used that know-how and biomimeti
Social Measures of the Energy Transition, and Macroeconomic Dynamical Systems – MeET-MaDyS
This project focuses on alternative Macro-economic modeling techniques for formalizing, studying and exploring, at the national and international scale, the interaction of credit (bubbles, default, leverage), money (inflation/deflation) and energy (supplying, growth driver) in face of the energy tra