1.
|
|
2.
|
12 p, 5.5 MB |
Mechanical softness of ferroelectric 180° domain walls
/
Stefani, Christina (Institut Català de Nanociència i Nanotecnologia) ;
Ponet, Louis (Scuola Normale Superiore (Pisa, Itàlia)) ;
Shapovalov, Konstantin (Institut de Ciència de Materials de Barcelona) ;
Chen, Peng (Italian Institute of Technology) ;
Langenberg, Eric (Cornell University. Department of Materials Science and Engineering) ;
Schlom, Darrell G. (Kavli Institute at Cornell for Nanoscale Science) ;
Artyukhin, Sergey (Italian Institute of Technology) ;
Stengel, Massimiliano (Institució Catalana de Recerca i Estudis Avançats) ;
Domingo Marimon, Neus (Institut Català de Nanociència i Nanotecnologia) ;
Catalan, Gustau (Institut Català de Nanociència i Nanotecnologia)
Using scanning probe microscopy, we measure the out-of-plane mechanical response of ferroelectric 180° domain walls and observe that, despite separating domains that are mechanically identical, the walls appear mechanically distinct-softer-compared to the domains. [...]
2020 - 10.1103/PhysRevX.10.041001
Physical Review, Vol. 10, issue 4 (Oct.-Des. 2020) , art. 041001
|
|
3.
|
27 p, 1.9 MB |
ABINIT : overview and focus on selected capabilities
/
Romero, Aldo (West Virginia University. Physics and Astronomy Department) ;
Allan, Douglas (Corning Incorporated) ;
Amadon, Bernard (Commissariat à l'Énergie Atomique et aux Énergies Alternatives (França)) ;
Antonius, Gabriel (Université du Québec À Trois-Rivières) ;
Applencourt, Thomas (Commissariat à l'Énergie Atomique et aux Énergies Alternatives (França)) ;
Baguet, Lucas (Sorbonne Université) ;
Bieder, Jordan (Université de Liège) ;
Bottin, François (Commissariat à l'Énergie Atomique et aux Énergies Alternatives (França)) ;
Bouchet, Johann (Commissariat à l'Énergie Atomique et aux Énergies Alternatives (França)) ;
Bousquet, Eric (Université de Liège) ;
Bruneval, Fabien (Université Paris-Saclay) ;
Brunin, Guillaume (Institute of Condensed Matter and Nanoscience. UCLouvain) ;
Caliste, Damien (University Grenoble Alpes) ;
Côté, Michel (U. de Montréal) ;
Denier, Jules (Commissariat à l'Énergie Atomique et aux Énergies Alternatives (França)) ;
Dreyer, Cyrus (Center for Computational Quantum Physics. Flatiron Institute) ;
Ghosez, Philippe (Université de Liège) ;
Giantomassi, Matteo (European Theoretical Spectroscopy Facility) ;
Gillet, Yannick (Institute of Condensed Matter and Nanoscience. UCLouvain) ;
Gingras, Olivier (U. de Montréal) ;
Hamann, Donald R. (Mat-Sim Research LLC) ;
Hautier, Geoffroy (Institute of Condensed Matter and Nanoscience. UCLouvain) ;
Jollet, François (Commissariat à l'Énergie Atomique et aux Énergies Alternatives (França)) ;
Jomard, Gérald (CEA. DEN. DEC) ;
Martin, Alexander (Université de Liège) ;
Miranda, Henrique P. C. (Institute of Condensed Matter and Nanoscience. UCLouvain) ;
Naccarato, Francesco (Institute of Condensed Matter and Nanoscience. UCLouvain) ;
Petretto, Guido (Institute of Condensed Matter and Nanoscience. UCLouvain) ;
Pike, N. A. (Université de Liège) ;
Planes, Valentin (Commissariat à l'Énergie Atomique et aux Énergies Alternatives (França)) ;
Prokhorenko, Sergei (Université de Liège) ;
Rangel, Tonatiuh (Commissariat à l'Énergie Atomique et aux Énergies Alternatives (França)) ;
Ricci, Fabio (Université de Liège) ;
Rignanese, Gian-Marco (European Theoretical Spectroscopy Facility) ;
Royo Valls, Miquel (Institut de Ciència de Materials de Barcelona) ;
Stengel, Massimiliano (Institut de Ciència de Materials de Barcelona) ;
Torrent, Marc (Commissariat à l'Énergie Atomique et aux Énergies Alternatives (França)) ;
Van Setten, Michiel J. (IMEC) ;
Van Troeye, Benoit (Rensselaer Polytechnic Institute) ;
Verstraete, Matthieu J. (Institut Català de Nanociència i Nanotecnologia) ;
Wiktor, Julia (Chalmers University of Technology) ;
Zwanziger, J. W. (Dalhousie Univeristy) ;
Gonze, Xavier (Skolkovo Institute of Science and Technology)
ABINIT is probably the first electronic-structure package to have been released under an open-source license about 20 years ago. It implements density functional theory, density-functional perturbation theory (DFPT), many-body perturbation theory (GW approximation and Bethe-Salpeter equation), and more specific or advanced formalisms, such as dynamical mean-field theory (DMFT) and the "temperature-dependent effective potential" approach for anharmonic effects. [...]
2020 - 10.1063/1.5144261
Journal of chemical physics, Vol. 152, Issue 12 (March 2020) , art. 124102
|
|
4.
|
15 p, 1.3 MB |
Photoflexoelectric effect in halide perovskites
/
Shu, Longlong (Nanchang University. School of Materials Science and Engineering) ;
Ke, Shanming (Nanchang University. School of Materials Science and Engineering) ;
Fei, Linfeng (Nanchang University. School of Materials Science and Engineering) ;
Huang, Wenbin (Chongqing University) ;
Wang, Zhiguo (Chongqing University) ;
Gong, Jinhui (Nanchang University. School of Materials Science and Engineering) ;
Jiang, Xiaoning (North Carolina State University. Department of Mechanical and Aerospace Engineering) ;
Wang, Li (Nanchang University. School of Materials Science and Engineering) ;
Li, Fei (Xi'an Jiao Tong University) ;
Lei, Shuijin (Nanchang University. School of Materials Science and Engineering) ;
Rao, Zhenggang (Nanchang University. School of Materials Science and Engineering) ;
Zhou, Yangbo (Nanchang University. School of Materials Science and Engineering) ;
Zheng, Ren-Kui (Nanchang University. School of Materials Science and Engineering) ;
Yao, Xi (Xi'an Jiao Tong University) ;
Wang, Yu (Nanchang University. School of Materials Science and Engineering) ;
Stengel, Massimiliano (Institut de Ciència de Materials de Barcelona) ;
Catalan, Gustau (Institut Català de Nanociència i Nanotecnologia)
Harvesting environmental energy to generate electricity is a key scientific and technological endeavour of our time. Photovoltaic conversion and electromechanical transduction are two common energy-harvesting mechanisms based on, respectively, semiconducting junctions and piezoelectric insulators. [...]
2020 - 10.1038/s41563-020-0659-y
Nature materials, Vol. 19, Issue 6 (June 2020) , p. 605-609
|
|
5.
|
16 p, 4.3 MB |
Disentangling Highly Asymmetric Magnetoelectric Effects in Engineered Multiferroic Heterostructures
/
Menéndez Dalmau, Enric (Universitat Autònoma de Barcelona. Departament de Física) ;
Sireus, Verònica (Universitat Autònoma de Barcelona. Departament de Física) ;
Quintana Puebla, Alberto (Universitat Autònoma de Barcelona. Departament de Física) ;
Fina, Ignasi (Institut de Ciència de Materials de Barcelona) ;
Casals, Blai (Institut de Ciència de Materials de Barcelona) ;
Cichelero, Rafael (Institut de Ciència de Materials de Barcelona) ;
Kataja, Mikko (Institut de Ciència de Materials de Barcelona) ;
Stengel, Massimiliano (Institut de Ciència de Materials de Barcelona) ;
Herranz Casabona, Gervasi (Institut de Ciència de Materials de Barcelona) ;
Catalan, Gustau (Institut Català de Nanociència i Nanotecnologia) ;
Baró, M. D.. (Universitat Autònoma de Barcelona. Departament de Física) ;
Suriñach, Santiago (Suriñach Cornet) (Universitat Autònoma de Barcelona. Departament de Física) ;
Sort Viñas, Jordi (Universitat Autònoma de Barcelona. Departament de Física)
One of the main strategies to control magnetism by voltage is the use of magnetostrictive-piezoelectric hybrid materials, such as ferromagnetic-ferroelectric heterostructures. When such heterostructures are subjected to an electric field, piezostrain-mediated effects, electronic charging, and voltage-driven oxygen migration (magnetoionics) may simultaneously occur, making the interpretation of the magnetoelectric effects not straightforward and often leading to misconceptions. [...]
2019 - 10.1103/PhysRevApplied.12.014041
Physical review applied, Vol. 12, Issue 1 (July 2019) , art. 14041
|
|
6.
|
|
7.
|
|