341 citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- Centre National de la Recherche ScientifiqueFR41 papers
- Institut polytechnique de GrenobleFR33 papers
- Université Grenoble AlpesFR10 papers
- Institut NéelFR9 papers
- Micro and Nanotechnology Innovation CentreFR9 papers
- European Synchrotron Radiation FacilityFR8 papers
- Université Joseph FourierFR5 papers
- CEA GrenobleFR4 papers
- Commissariat à l'Énergie Atomique et aux Énergies AlternativesFR4 papers
- Institut de Chimie Moléculaire et des Matériaux d'OrsayFR4 papers
- Laboratoire Structures, Propriétés et Modélisation des SolidesFR4 papers
- Centre de recherche public Gabriel-LippmannLU3 papers
33 papers · 1 filter
Photo Stabilization of p-i-n Perovskite Solar Cells with Bathocuproine: MXene
Anastasia Yusheva, Danila Saranin, Dmitry Muratov +10
Interface engineering is one of the promising strategies for the long-term stabilization of perovskite solar cells, preventing chemical decomposition induced by external agents and…
High carrier mobility in single-crystal PtSe2 grown by molecular beam epitaxy on ZnO(0001)
Frédéric Bonell, Alain Marty, Céline Vergnaud +5
PtSe2 is attracting considerable attention as a high mobility two-dimensional material with envisionned applications in microelectronics, photodetection and spintronics. The growth…
Unveiling the outstanding oxygen mass transport properties of Mn-rich perovskites in grain boundary-dominated La0.8Sr0.2(Mn1-xCox)0.85O3-d nanostructures
Aruppukottai M. Saranya, Alex Morata, Dolors Pla +6
Ion transport in solid-state devices is of great interest for current and future energy and information technologies. A superior enhancement of several orders of magnitude of the o…
Transport mechanism through metal-cobaltite interfaces
C. Acha, A. Schulman, M. Boudard +2
The resistive switching (RS) properties as a function of temperature were studied for Ag/LaSrCoO (LSCO) interfaces. The LSCO is a fully-relaxed 100 nm film grown by…
Al4SiC4 würtzite crystal: structural, optoelectronic, elastic and piezoelectric properties
L. Pedesseau, J. Even, M. Modreanu +3
New experimental results supported by theoretical analyses are proposed for aluminum silicon carbide (Al4SiC4). A state of the art implementation of the Density Functional Theory i…
First-principles study of PbTiO under uniaxial strains and stresses
Henu Sharma, Jens Kreisel, Philippe Ghosez
The behavior of PbTiO under uniaxial strains and stresses is investigated from first-principles calculations within density functional theory. We show that irrespectively of th…
Revealing the electronic band structure of trilayer graphene on SiC: An angle-resolved photoemission study
Camilla Coletti, Stiven Forti, Alessandro Principi +10
In recent times, trilayer graphene has attracted wide attention owing to its stacking and electric field dependent electronic properties. However, a direct and well-resolved experi…
Dynamic and structural properties of orthorhombic rare-earth manganites under high pressure
D. A. Mota, A. Almeida, V. H. Rodrigues +6
We report a high-pressure study of orthorhombic rare-earth manganites AMnO3 using Raman scattering (for A = Pr, Nd, Sm, Eu, Tb and Dy) and synchrotron X-ray diffraction (for A = Pr…
Jahn-Teller, polarity and insulator-to-metal transition in BiMnO3 at high pressure
Mael Guennou, Pierre Bouvier, Pierre Toulemonde +5
The interaction of coexisting structural instabilities in multiferroic materials gives rise to intriguing coupling phenomena and extraordinarily rich phase diagrams, both in bulk m…
Thulium and ytterbium-doped titanium oxide thin films deposited by ultrasonic spray pyrolysis
S. Forissier, H. Roussel, P. Chaudouet +3
Thin films of thulium and ytterbium-doped titanium oxide were grown by metal-organic spray pyrolysis deposition from titanium(IV)oxide bis(acetylacetonate), thulium(III) tris(2,2,6…
Phonon Raman scattering of RCrO3 perovskites (R = Y, La, Pr, Sm, Gd, Dy, Ho, Yb, Lu)
M. Weber, J. Kreisel, P. A. Thomas +3
We report a systematic investigation of orthorhombic perovskite-type RCrO3 powder samples by Raman scattering for nine different rare earth R3+ cations (R = Y, La, Pr, Sm, Gd, Dy,…
Large area quasi-free standing monolayer graphene on 3C-SiC(111)
Camilla Coletti, Konstantin V. Emtsev, Alexei A. Zakharov +3
Large scale, homogeneous quasi-free standing monolayer graphene is obtained on cubic silicon carbide, i.e. the 3C-SiC(111) surface, which represents an appealing and cost effective…
Thulium and ytterbium-doped titania thin films deposited by MOCVD
Sébastien Forissier, Hervé Roussel, Carmen Jimenez +5
In this study we synthesized thin films of titanium oxide doped with thulium and/or ytterbium to modify the incident spectrum on the solar cells. This could be achieved either by p…
Multiple high-pressure phase transitions in BiFeO3
Mael Guennou, Pierre Bouvier, Grace S. Chen +4
We investigate the high-pressure phase transitions in BiFeO3 by single crystal and powder x-ray diffraction, as well as single crystal Raman spectroscopy. Six phase transitions are…
Phase transition close to room temperature in BiFeO3 thin films
J. Kreisel, P. Jadhav, O. Chaix-Pluchery +4
BiFeO3 (BFO) multiferroic oxide has a complex phase diagram that can be mapped by appropriately substrate-induced strain in epitaxial films. By using Raman spectroscopy, we conclus…
Strain analysis of multiferroic BiFeO3-CoFe2O4 nanostructures by Raman scattering
O. Chaix-Pluchery, C. Cochard, P. Jadhav +4
We report a Raman scattering investigation of columnar BiFeO3-CoFe2O4 (BFO-CFO) epitaxial thin film nanostructures, where BFO pillars are embedded in a CFO matrix. The feasibility…
Structural investigation of LaAlO3 up to 63 GPa
Mael Guennou, Pierre Bouvier, Gaston Garbarino +1
We report a high-pressure single-crystal synchrotron x-ray diffraction on a LaAlO3 single crystal. The transition from rhombohedral to cubic at 14.8 GPa is confirmed by the loss of…
High-pressure phase transitions in BiFeO3: hydrostatic vs. non-hydrostatic conditions
Mael Guennou, Pierre Bouvier, Raphaël Haumont +2
We report high-pressure x-ray diffraction experiments on BiFeO3 (BFO) single crystals in diamond-anvil cells up to 14 GPa. Two data sets are compared, one in hydrostatic conditions…
Fast computing of scattering maps of nanostructures using graphical processing units
Vincent Favre-Nicolin, Johann Coraux, Marie-Ingrid Richard +1
Scattering maps from strained or disordered nano-structures around a Bragg reflection can either be computed quickly using approximations and a (Fast) Fourier transform, or using i…
Random local strain effects in homovalent-substituted relaxor ferroelectrics: a first-principles study of BaTi0.74Zr0.26O3
Claire Laulhé, Alain Pasturel, Francoise Hippert +1
We present first-principles supercell calculations on BaTi0.74Zr0.26O3, a prototype material for relaxors with a homovalent substitution. From a statistical analysis of relaxed str…
High-pressure investigations of CaTiO3 up to 60 GPa using X-ray diffraction and Raman spectroscopy
Mael Guennou, Pierre Bouvier, Benjamin Krikler +3
In this work, we investigate calcium titanate (CaTiO3 - CTO) using X-ray diffraction and Raman spectroscopy up to 60 and 55 GPa respectively. Both experiments show that the orthorh…
Phonon Raman scattering of perovskite LaNiO3 thin films
N. Chaban, M. Weber, S. Pignard +1
We report an investigation of perovskite-type LaNiO3 thin films by Raman scattering in both various scattering configurations and as a function of temperature. The room-temperature…
Raman scattering of perovskite SmScO3 and NdScO3 single crystals
O. Chaix-Pluchery, J. Kreisel
We report an investigation of perovskite-type SmScO3 and NdScO3 single crystals by Raman scattering in various scattering configurations and at different wavelengths. The reported…
Temperature-dependent Raman scattering of DyScO3 and GdScO3 single crystals
O. Chaix-Pluchery, D. Sauer, J. Kreisel
We report a temperature-dependent Raman scattering investigation of DyScO3 and GdScO3 single crystals from room temperature up to 1200 °C. With increasing temperature, all modes de…