18-10-2017
Integration of charge sensors for the readout of semiconductor quantum bits (qubits) is required for a realistic realization of scalable quantum computer. Such charge-sensitive devices, however, involve a significant overhead in terms of gates and contact leads, posing an issue for scalability ... More »
13-10-2017
In the context of the study of the interplay between magnetism and superconductivity, a phase transition has been evidenced as a function of magnetic field between two phases having identical magnetic symmetry. Since this effect cannot be magnetically driven, it implies a modification of the nature ... More »
11-09-2017
Contact : David Aradilla
Rodrigo Newell has received an award by the Société Chimique de France (SCF - Subdivision Electrochimie) within the framework of his master project conducted at INAC/SyMMES/STEP under the supervision of Dr. Aradilla. The prize is a recognition for his work dealing with the development ... More »
04-09-2017
Uranium is a natural element widely found in the environment, due to both natural occurrence in mineral ores or in sea water and industrial applications. The production of nuclear energy uses enriched uranium in 235U for nuclear fission. Despite its ubiquitous distribution, uranium has no essential ... More »
22-08-2017
Jean-Pierre Nozières, Spintec researcher in magnetic devices, is one of the winners of the Innovation Medal of the CNRS “cuvee” 2017 at 54 years old. Since 2011, this distinction has been awarded for outstanding scientific research leading to a remarkable innovation, whether in ... More »
21-07-2017
Contact : Joël Emery
The properties of hard X-ray to excite light emission can be combined simultaneously with X-ray fluorescence techniques to study nanoscale devices as demonstrated for multiple quantum well (MQW) InGaN/GaN core/shell wires integrated in blue LED emitters. This study allowed us to understand the ... More »
17-07-2017
Contact : Mair CHSHIEV
Advancing spintronic devices requires using novel 2D materials including graphene with featured properties. In particular, a significant effort has been focused on injecting spins and inducing magnetism in graphene giving rise to emerging field of graphene spintronics. It is demonstrated that ... More »
28-06-2017
The development of sensitive and compact readout tools of quantum states is a central issue in the run to industrial scalability of semiconductor quantum bits (qubits). We employ the gates of industrial silicon Field-Effect Transistors (used as qubits) as radio-frequency resonators integrated in ... More »
12-04-2017
In a metal the energy levels of the electrons, which have to be all in different quantum states due to the Pauli exclusion principle, are filled up to the Fermi energy at zero temperature. The surface of constant energy in the reciprocal space separating occupied and unoccupied electronic states is ... More »
03-03-2017
Contact : Gaël De Paepe
Katharina Märker (PhD student, MEM/RM) was awarded the Ernst Award during the Annual Meeting of the German Magnetic Resonance Discussion Group in Düsseldorf. At this occasion she had the opportunity to present her recently published work on NMR crystallography. The Ernst award was ... More »
02-02-2017
Moiré patterns are superlattice structures that appear when two crystals with a lattice mismatch or with a different orientation are superimposed. We have developed a universal classification of all possible periodic Moirés in order to determine their exact crystallographic ... More »
10-01-2017
Contact : Stefano Mossa
Veerapandian Ponnuchamy, Ioannis Skarmoutsos, Stefano Mossa - INAC/SYMMES Valentina Vetere - LITEN/DEHT The electrolyte is a crucial component of a Lithium-ion battery. On one side, it affects the rate of the energy release, by controlling the mass transport properties within the cell. It ... More »
30-11-2016
Leti, an institute of CEA Tech, along with Inac, a fundamental research division of CEA, and the University of Grenoble Alpes have achieved the first demonstration of a quantum-dot-based spin qubit using an industry-standard fabrication process. Published in the November 24 issue of Nature ... More »
23-11-2016
An unprecedented detailed description of local cationic sites embedded within a Li-rich (Mn/Ni) layered oxide has been achieved by combining Solid-State Nuclear Magnetic Resonance (MAS-NMR) spectroscopy of the lithium and a statistical model allowing to extract structural information out of the ... More »
06-10-2016
Drug targeting is an attractive and powerful therapeutic strategy that is proposed to enhance drug efficacy and to decrease the many side-effects associated with systemic drug therapy. Indeed, it achieves specific drug accumulation in the diseased organ or cells. This strategy is exploited at INAC ... More »
03-10-2016
Contact : Christine HOA
The cryogenic plant of the tokamak JT60-SA has successfully pass one of the most demanding acceptance tests. September 27, 2016, the facility was given to nominal mode with all compressors at full capacity; a series of high power pulses were applied to all cryogenic loops in order to reproduce ... More »
05-09-2016
Contact : David ARADILLA
Within the framework of the NEST (Nanowires for Energy STorage) european project (2012 -2016, no. 309143) two teams from INAC (SyMMES/PCI and PhELIQS/SiNAPS), in a tight collaboration with an industrial company (IOLITEC, Heilbronn, Germany) and a technological center (FHG, Freiburg, Germany), have ... More »
30-08-2016
Contact : Thierry Douki
Combustion of organic matter (engine exhaust, urban heating, etc.) produces some toxic and carcinogenic compounds known as Polycyclic Aromatic Hydrocarbons (PAH). After metabolization in cells they become reactive and can modify DNA. Numerous work have studied PAH as individual products. The data ... More »
18-04-2016
Contact : Stefano Mossa
Confinement at the nano-scale and interaction with interfaces profoundly alter structure and dynamics of water. Grasping the true nature of these modifications at the molecular level is crucial, in contexts as diverse as biology or materials science. In particular, these phenomena are everywhere in ... More »
23-03-2016
Contact : Bruno Gayral
We have studied the growth and optical properties of AlGaN nanowires, a potential candidate for future ultraviolet light sources. We have evidenced that such structures behave as a collection of quantum dots due to short-scale composition fluctuations. Nanowires made of nitride semiconductors ... More »
22-03-2016
Contact : Vincent Maurel
The recent work performed by a team of INAC researchers could widen the range of photocatalysts for chemical synthesis. This work evidenced the efficiency of core-shell CdSe-ZnS quantum dots as redox photocatalysts. These nanocrystals can be activated by visible light in water solution. Another ... More »
23-11-2015
Contact : Stefano Mossa
Control of heat transport at the nanoscale is crucial for many technologies, including thermoelectricity. We have demonstrated by computer simulation of a toy model, that it is possible to design highly ordered systems with thermal conductivities lower than those of completely disordered structures ... More »
15-09-2015
Contact : Damien Massy
Damien Massy, SP2M/NRS, received the best presentation award at the E-MRS Fall meeting 2015 for his paper called “Alternative Smart-Cut integration on silicon”. The paper was about Damien’s PhD work, on Acoustic Emission from Crack Propagation in the Smart Cut™ Technology.
09-09-2015
Contact : David Aradilla
Over the past years the rapid and growing demand of miniaturized electronic devices, such as medical implants (neurotransmitters), micro-sensors or micro-mechanical systems, has triggered intensive investigations in the research of new on-chip energy storage units for their integration into such ... More »
23-06-2015
Contact : Mair Chshiev
Abstract The interfacial structures between magnetic/non-magnetic films play a crucial rule in spintronic devices. In particular, Tunneling magneto-resistance (TMR) is extremely sensitive to the band structure of ferromagnet/insulator interfaces.  In this sense, a number of experimental and ... More »
16-06-2015
To mimic the copper transport protein Ctr1, responsible for copper entrance into cells, several molecular architectures based on the symmetric scaffold, nitrilotriacetic acid (NTA) functionalized with three amino acids bearing thioether side chains were designed. These thioether derivatives form ... More »
31-03-2015
Legend: Q-constant energy scans (solid symbols), at two Bragg positions shown in the inset, fitted by a series of Gaussian functions (solid lines). This figure emphasizes one series of transverse modes when the scattering vector Q is parallel to the direction of the ordered antiferromagnetic ... More »
03-03-2015
Contact : Marina Gromova
In oleaginous seeds, the energy reserves are mainly triacylglycerols that are liquid lipids contained inside micrometric vesicles, called oil bodies (OB). Seeds are of first importance for human and animal feeds, for biofuels sources and their economic weight is far from being negligible. Therefore ... More »
03-02-2015
Contact : Marc Sanquer
Nanowire transistors in the sub10 nm range are subject to process variability. A main cause is the surface roughness of the nanowire. A single dopant centered in the channel can also modify the room temperature electrical characteristics of the transistor.  Both the surface roughness and a ... More »
05-11-2014
Contact : Pascale Maldivi
The valorization of CO2 to yield new carbonated molecules such as CH4 is a worldwide Graal, because of its huge potential in terms of renewable energy, while being a most difficult task. Indeed its reduction necessitates the activation of very stable bonds. The new complex designed by the group of ... More »

 

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