• The 16th European Microscopy Congress 2016

  Quantification of SiO2 nanoparticle sedimentation on A549 cells

  Thomas Kowoll (1), Susanne Fritsch-Decker (2), Regina Fertig (2), Erich Mueller (1), Carsten Weiss (2), Dagmar Gerthsen (1)

  1. Laboratory for Electron Microscopy (LEM), Karlsruhe Institute of Technology (KIT), Karlsruhe, Allemagne 2. Institute of Toxicology and Genetics (ITG), Karlsruhe Institute of Technology (KIT), Karlsruhe, Allemagne

  In recent years many studies were published on toxicological effects of nanoparticles (NPs) on human tissue. Many dose-response studies rely on in vitro assays, in…

• The 16th European Microscopy Congress 2016

  Electron Microscopy of Copper Nanoparticle Growth

  Christian F. Elkjær (1, 2), Roy van den Berg (3), Cedric J Gommes (4), Ib Chorkendorff (2), Jens Sehested (1), Petra E. de Jongh (3), Krijn P. de Jong (3), S Helveg (1)

  1. Haldor Topsøe A/S, Kgs. Lyngby, Danemark 2. CINF, Technical University of Denmark, Kgs. Lyngby, Danemark 3. Inorganic Chemistry and Catalysis, Utrecht University, Utrecht, Pays-Bas 4. Department of Chemical Engineering, University of Liège, Liêge, Belgique

  Understanding processes leading to the formation of nanoparticles is of utmost importance for tailoring their size, shape and spatial arrangements, which are crucial for the…

• The 16th European Microscopy Congress 2016

  Quantitative Electron Tomography Study of Metal Catalysts Supported on Heavy Oxides Combining Image De-noising and Compressed Sensing Techniques

  Miguel Lopez-Haro (1), Miguel Tinoco (1), Ana Belen Hungria (1), Jose Juan Calvino (1)

  1. Departamento de Ciencias de los Materiales e Ingenieria Metalurgica y Quimica Inorganica, Universidad de Cadiz, Puerto Real, Espagne

  3D quantitative characterization of metal catalysts supported on heavy oxides by High Angle Annular Dark Field (HAADF) STEM electron tomography (ET) is a very challenging…

• The 16th European Microscopy Congress 2016

  Multiscale investigation of USPIO nanoparticles in atherosclerotic plaques and their catabolism and storage in vivo

  Valentin-Adrian Maraloiu (1), Florence Appaix (2), Alexis Broisat (3), Dominique Le Guellec (4), Valentin Serban Teodorescu (1), Catherine Ghezzi (3), Boudewijn van der Sanden (5), Marie Genevieve Blanchin (6)

  1. Laboratory of Atomic Structures and Defects in Advanced Materials, National Institute of Materials Physics, Magurele, Roumanie 2. Two-Photon Microscopy Platform, IBiSA-ISdV, Grenoble Institute of Neuroscience INSERM U836, Grenoble, France 3. Radiopharmaceutiques Biocliniques Lab., Faculté de Médecine, La Tronche, France 4. Institut Biologie et Chimie des Protéines, Lyon, France 5. Clinatec, Grenoble, France 6. Institut Lumière Matière, Lyon, France

  Since applications of nanotechnologies for life and health sciences are booming, magnetic nanoparticles (NP) have undergone considerable development. They combine physical, chemical and magnetic properties…

• The 16th European Microscopy Congress 2016

  Combined macroscopic, nanoscopic and atomic-scale characterization of highly dispersed bimetallic particles supported on ceria-zirconia mixed oxide catalysts

  Lidia Chinchilla (1), Carol Olmos (1), Xiaowei Chen (1), Ana Belen Hungria (1), José Juan Calvino (1)

  1. Departamento de Ciencia de los Materiales e Ingeniería Metalúrgica y Química Inorgánica, Universidad de Cádiz, Puerto Real, Espagne

  Highly dispersed gold nanoparticles appear as promising catalysts in the field of fine chemistry. However, the relatively low resistance to sintering of gold particles under…

• The 16th European Microscopy Congress 2016

  STEM investigation of titania supported gold nanoparticles stabilized by ceria

  Ana Hungría (1), Miguel Tinoco (1), Eloy Del Río (1), Ramón Manzorro (1), Miguel A. Cauqui (1), Jose Juan Calvino (1), José A. Perez-Omil (1)

  1. Dpto. Ciencia de Materiales e I.M. y Química Inorgánica, Universidad de Cádiz, Puerto Real, Espagne

  Gold nanoparticles show an excellent catalytic performance in energy production related processes such as low temperature CO oxidation, PROX and WGS reactions [1-2]. The effect…

• The 16th European Microscopy Congress 2016

  Investigation of solid state dewetting phenomena of epitaxial Al thin films on sapphire using electron microscopy

  Stefan Hieke (1), Gerhard Dehm (2), Christina Scheu (1)

  1. Nanoanalytics and Interfaces, Max-Planck-Institut für Eisenforschung GmbH, Düsseldorf, Allemagne 2. Structure and Nano-/ Micromechanics of Materials, Max-Planck-Institut für Eisenforschung GmbH, Düsseldorf, Allemagne

  Solid state dewetting[1] is a topic of current research. Besides targeted patterning, research focuses on the mechanisms and its prevention to avoid degradation or failure…

• The 16th European Microscopy Congress 2016

  Evaluation of local atomic arrangements and lattice distortions in layered Ge-Sb-Te crystal structures

  Andriy Lotnyk (1), Ulrich Ross (1), Sabine Bernütz (1), Erik Thelander (1), Bernd Rauschenbach (1)

  1. Leibniz Institute of Surface Modification (IOM), Leipzig, Allemagne

  Ge-Sb-Te (GST) compounds are of high interest due to their outstanding optical and electronic properties. Thin films of GST alloys are widely used as phase…

• The 16th European Microscopy Congress 2016

  Studies of the structure of spray pyrolysed bioactive glasses using electron diffraction and DFT simulations

  Yu-Jen Chou (1), Konstantin Borisenko (1), Shao-Ju Shih (2), Angus Kirkland (1)

  1. Department of Materials, University of Oxford, Oxford, Royaume Uni 2. Department of Materials Science and Engineering, National Taiwan University of Science and Technology, Taipei, Taïwan

  Bioactive glasses have received considerable attention during the past few decades. Recently, Shih et al. demonstrated that Si-Ca-P based glasses prepared by spray pyrolysis can…

• The 16th European Microscopy Congress 2016

  Dislocation mobility in GaN nanowire arrays by in-situ heating in the TEM

  Mathew McLaren (1), Vitaly Zubialevich (2), Peter Parbrook (2), John Shen (3), Miryam Arredondo (1)

  1. School of Maths and Physics, Queen's University Belfast, Belfast, Royaume Uni 2. Tyndall National Institute, University College Cork, Cork, Irlande 3. Armour College of Engineering, Illinois Institute of Technology, Chicago, Etats-Unis

  Wide bandgap semiconductors are a current area of interest for a new generation of high-temperature, high-voltage and high-power semiconductor-based electronics. Gallium nitride (GaN) is a…