Articles tagged "Nanoparticle"

The 16th European Microscopy Congress 2016
Atomic Resolution Tomography of Nanoparticles Reconstructed from Exit Wave
Fu-Rong Chen (1)
1. Engineering and System Science, National Tsing Hua University, Hsin Chu, Taïwan
Fu-Rong Chen1, Dirk Van Dyck2, Christian Kisielowski3, Stig Helveg4, Hector Calderon5 and Angus Kirkland6 Dept. of Engineering and System Science, National Tsing Hua University,…
The 16th European Microscopy Congress 2016
Quantitative elemental and bonding EELS tomography of a complex nanoparticle
Francisco de la Peña (1), Tomas Ostaševičius (1), Rowan K. Leary (1), Caterina Ducati (1), Paul A. Midgley (1), Raúl Arenal (2)
1. Department of Materials Science and Metallurgy, University of Cambridge, 27 Charles Babbage Road, Cambridge, CB3 0FS, Royaume Uni 2. Instituto de Nanociencia de Aragon (INA), Universidad de Zaragoza and ARAID foundation, 50018 Zaragoza, Espagne
Comprehending the properties of complex nanoscale materials requires not just study of their morphology, but also determining the distribution and quantity of specific elements or…
The 16th European Microscopy Congress 2016
Microsecond time- and subnanometer spatial-scale in situ observations of crystallization process in amorphous antimony nanoparticles by the UHVEM newly developed at Osaka University
Hidehiro Yasuda (1)
1. Research Center for Ultra-High Voltage Electron Microscopy, Osaka University, Osaka, Japon
Fast in situ observation by TEM is one of useful techniques in researches on phase transitions of nanoparticles. In our previous study, it was evident…
The 16th European Microscopy Congress 2016
Exposing New Atomic-scale Information about Materials by Improving the Quality and Quantifiability of Aberration-corrected STEM Data
Andrew Yankovich (1), Torben Pingel (1), Jie Feng (2), Alex Kvit (2), Thomas Slater (3), Sarah Haigh (3), Dane Morgan (2), Paul Voyles (2), Eva Olsson (1)
1. Department of Physics, Chalmers University, Gothenburg, Suède 2. Materials Science and Engineering, University of Wisconsin Madison, Madison, Etats-Unis 3. School of Materials, University of Manchester, Manchester, Royaume Uni
Aberration-corrected scanning transmission electron microscopy (STEM) is providing previously unattainable views of materials at the atomic scale. The quality of STEM data is now often…
The 16th European Microscopy Congress 2016
Quantitative STEM Atom Counting in Supported Metal Nanoparticles
Judith Yang (1), Stephen House (2), Yuxiang Chen (3), Dong Su (4), Tom Schamp (5), Russell Henry (5), Eric Stach (4), Rongchao Jin (3)
1. Chemical and Petroleum Engineering, University of Pittsburgh, Pittsburgh, PA, Etats-Unis 2. Chemical and Petroleum Engineering, University of Pittsburgh, Pittsburgh,PA, Etats-Unis 3. Chemistry, Carnegie Mellon University, Pittsburgh, Etats-Unis 4. Center for Functional Nanomaterials, Brookhaven National Laboratory, Upton, New York, Etats-Unis 5. Hitachi High Technologies America Inc , Dallas, TX, Etats-Unis
Transmission electron microscopy (TEM) has proven itself an invaluable tool for measuring composition, chemistry, and internal structure at the nanoscale and below. TEM micrographs, however,…
The 16th European Microscopy Congress 2016
Towards atomic magnetic measurements with single electron vortex beams on FePt nanocubes
Darius Pohl (1), Jan Rusz (2), Jakob Spiegelberg (2), Sebastian Schneider (1, 3), Peter Tiemeijer (4), Kornelius Nielsch (1), Bernd Rellinghaus (1)
1. Institute for Metallic Materials, IFW Dresden, Dresden, Allemagne 2. Department of Physics and Astronomy, Uppsala University, Uppsala, Suède 3. Institute for Solid State Physics, TU Dresden, Dresden, Allemagne 4. FEI Company, Eindhoven, Pays-Bas
X-ray magnetic circular dichroism is a well-established method to study element specific magnetic properties of a material, while electron energy-loss magnetic chiral dichroism (EMCD), which…
The 16th European Microscopy Congress 2016
Quantifying magnetism on the nanometer scale: EMCD on individual FePt nanoparticles
Sebastian Schneider (1, 2), Darius Pohl (1), Stefan Löffler (3, 4), Deepa Kasinathan (5), Jan Rusz (6), Peter Schattschneider (3, 7), Ludwig Schultz (1, 2), Bernd Rellinghaus (1)
1. IFW Dresden, Institute for Metallic Materials, Dresden, Allemagne 2. TU Dresden, Institut für Festkörperphysik, Dresden, Allemagne 3. Vienna University of Technology, USTEM, Vienna, Autriche 4. McMaster University, Department of Materials Science and Engineering, Hamilton, Canada 5. MPI CPfS, Department Physics of Correlated Matter, Dresden, Allemagne 6. Uppsala University, Department of Physics and Astronomy, Uppsala, Suède 7. Vienna University of Technology, Institute of Solid State Physics, Vienna, Autriche
Electron energy-loss magnetic chiral dichroism (EMCD), which is the electron wave analogue of X-ray magnetic circular dichroism (XMCD), offers the possibility to study magnetic properties…
The 16th European Microscopy Congress 2016
Plasmonic Resonance in Metallic Nanoparticles
Alfredo Campos (1), Troc Nicolas (2), Hans-Christian Weissker (3), Odile Stéphan (1), Matthias Hillenkamp (2), Mathieu Kociak (1)
1. Laboratoire de Physique des Solides, Université de Paris Sud, Orsay, France 2. Institute Lumière Matière, Université Claude Bernard Lyon 1, Lyon, France 3. Centre Interdisciplinaire de Nanoscience de Marseille, Aix-Marseille université, Marseille, France
The optical properties of noble metal nanoparticles are dominated by the surface plasmons (SP), which are collective oscillations of the free electrons confined at the…
The 16th European Microscopy Congress 2016
Chemical arrangement and surface effects in CoAu nanoparticles
Florent Tournus (1), Ophelliam Loiselet (1), Kazuhisa Sato (2), Katia March (3), Odile Stephan (3)
1. Institut lumière matière, Université Claude Bernard Lyon 1 & CNRS, Villeurbanne, France 2. Institute for Materials Research, Tohoku University, Sendai, Japon 3. Laboratoire de Physique des Solides , Université Paris Sud & CNRS, Orsay, France
Nanoparticles associating a noble metal and a ferromagnetic metal are appealing from a magneto-plasmonics point of view, in addition to the problematics of magnetic anisotropy…
The 16th European Microscopy Congress 2016
Heterogeneity in nanoparticle size determination using several biophysical and microscopy methods
Jean-Luc Pellequer (1), Julien Cambedouzou (2), Adèle Gerdil (3), Christian Godon (4), Aurélie Habert (3), Nathalie Herlin-Boime (3), Renaud Podor (2), Johann Ravaux (2), Jean-Marie Teulon (1)
1. Groupe Microscopie Electronique et Méthodes, Institut de Biologie Structurale, Grenoble, France 2. Laboratoire de Microscopies Electronique et Environnementale, Institut de Chimie Séparative de Marcoule, Marcoule, France 3. Laboratoire Edifices Nanométriques, CEA Saclay, Saclay, France 4. Laboratoire de biologie du développement des plantes, Institut de biosciences et biotechnologies, Cadarache, France
Nanoparticles belong to the class of nanomaterial that are natural, incidental, or manufactured materials containing elementary particles where at least one external dimension is in…