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• 2020

  Attosecond Spectroscopy of Ultrafast Carrier Dynamics in Nanoparticles

  Lackner, F., Gessner, J. A., Siegrist, F., Schiffmann, A., Messner, R., Lasserus, M. I., Schnedlitz, M., Toulson, B. W., Knez, D., Hofer, F., Gessner, O., Ernst, W. E. & Schultze, M., Nov 2020. 3 p.

  Research output: Contribution to conference › Paper

• Differential Phase Contrast Imaging in Scanning Transmisson Electron Microscopy

  Radlinger, T., Kothleitner, G. & Hofer, F., 2020.

  Research output: Contribution to conference › Poster

• Elektronenmikroskopie mit atomarer Auflösung

  Hofer, F., 2020, Der eiserne Brunnen, 66, 1, p. 5-9.

  Research output: Contribution to specialist publication › Article

• Helium droplet assisted synthesis of plasmonic Ag@ZnO core@shell nanoparticles

  Schiffmann, A., Jauk, T., Knez, D., Fitzek, H., Hofer, F., Lackner, F. & Ernst, W. E., 1 Nov 2020, In : Nano Research. 13, 11, p. 2979-2986 8 p.

  Research output: Contribution to journal › Article

  Open Access

  • Helium
  • Photoelectron spectroscopy
  • Ultraviolet photoelectron spectroscopy
  • Nanoparticles
  • Transmission electron microscopy

• Microstructural changes induced by Er and Zr additions to A356 alloy investigated by thermal analyses and STEM observations

  Colombo, M., Albu, M., Gariboldi, E. & Hofer, F., Mar 2020, In : Materials characterization. 161, 7 p., 110117.

  Research output: Contribution to journal › Article

  • eutectics
  • Eutectics
  • Precipitates
  • precipitates
  • Heat treatment

• Multiscale and Correlative Analytical Electron Microscopy of Extraterrestrial Minerals

  Albu, M., Fitzek, H. M., Moser, D., Kothleitner, G. & Hofer, F., 2020, In : Frontiers in Astronomy and Space Sciences. 7, 544331.

  Research output: Contribution to journal › Article

  Open Access

• New Solar Cell–Battery Hybrid Energy System: Integrating Organic Photovoltaics with Li-Ion and Na-Ion Technologies

  Höfler, S. F., Zettl, R., Knez, D., Haberfehlner, G., Hofer, F., Rath, T., Trimmel, G., Wilkening, H. M. R. & Hanzu, I., 2020, In : ACS Sustainable Chemistry & Engineering.

  Research output: Contribution to journal › Article

• Phase segregation in NiAu-nanoalloys induced by swift electrons

  Knez, D., Schnedlitz, M., Lasserus, M. I., Hauser, A., Ernst, W. E., Hofer, F. & Kothleitner, G., 2020, p. 1100.

  Research output: Contribution to conference › Abstract

• Phase segregation in NiAu-nanoalloys induced by swift electrons

  Knez, D., Schnedlitz, M., Lasserus, M. I., Hauser, A., Ernst, W. E., Hofer, F. & Kothleitner, G., 2020.

  Research output: Contribution to conference › Poster

• Thermally Induced Diffusion and Restructuring of Iron Triade (Fe, Co, Ni) Nanoparticles Passivated by Several Layers of Gold

  Schnedlitz, M., Knez, D., Lasserus, M., Hofer, F., Fernández-Perea, R., Hauser, A. W., Pilar De Lara-Castells, M. & Ernst, W. E., 30 Jul 2020, In : The Journal of Physical Chemistry / C. 124, 30, p. 16680-16688 9 p.

  Research output: Contribution to journal › Article

  Open Access

  • Gold
  • Iron
  • gold
  • Nanoparticles
  • iron

• Ultrashort XUV pulse absorption spectroscopy of partially oxidized cobalt nanoparticles

  Schiffmann, A., Toulson, B. W., Knez, D., Messner, R., Schnedlitz, M., Lasserus, M., Hofer, F., Ernst, W. E., Gessner, O. & Lackner, F., 14 May 2020, In : Journal of Applied Physics. 127, 18, 7 p., 184303.

  Research output: Contribution to journal › Article

  • absorption spectroscopy
  • cobalt
  • harmonic generations
  • nanoparticles
  • nanowires
• 2019

  Advanced characterization of alloys by using ex-and in-situ high resolution Scanning Transmission Electron Microscopy

  Albu, M., Kothleitner, G. & Hofer, F., 2019, European Materials Reserch Society. p. Z 6.12

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Analytical Electron Microscopy: Recent Advances and New Applications

  Hofer, F., Albu, M., Grogger, W., Haberfehlner, G., Knez, D., Lammer, J., Schmidt, F. & Kothleitner, G., 2019, Proceedings-14th Multinational Congress on Microscopy, Belgrad-Serbia, Sept. 15-20 2019. p. 66-67

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Effects of the Core Location on the Structural Stability of Ni-Au Core-Shell Nanoparticles

  Schnedlitz, M., Fernandez-Perea, R., Knez, D., Lasserus, M., Schiffmann, A., Hofer, F., Hauser, A. W., De Lara-Castells, M. P. & Ernst, W. E., 15 Aug 2019, In : The Journal of Physical Chemistry / C. 123, 32, p. 20037-20043 7 p.

  Research output: Contribution to journal › Article

  • structural stability
  • Nanoparticles
  • Superfluid helium
  • nanoparticles
  • Helium

• Electron Beam Induced Dynamics in Experiment and Simulation

  Knez, D., Haberfehlner, G., Kothleitner, G. & Hofer, F., 2019, Abstract MC2019.

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Elemental Nanoanalysis of Interfacial Alumina–Aryl Fluoride Interactions in Fullerene-Free Organic Tandem Solar Cells

  Hoefler, S. F., Haberfehlner, G., Rath, T., Canteri, R., Barozzi, M., Hofer, F. & Trimmel, G., 16 Aug 2019, In : Advanced Materials Interfaces . 9 p., 1901053.

  Research output: Contribution to journal › Article

  Open Access

  • Fullerenes
  • Solar cells
  • Fluorine
  • Depth profiling
  • Conjugated polymers

• Elucidation of Donor:Acceptor Phase Separation in Nonfullerene Organic Solar Cells and Its Implications on Device Performance and Charge Carrier Mobility

  Hoefler, S. F., Haberfehlner, G., Rath, T., Keilbach, A., Hobisch, M. A., Dixon, A., Pavlica, E., Bratina, G., Kothleitner, G., Hofer, F. & Trimmel, G., 28 Oct 2019, In : ACS Applied Energy Materials. 2, 10, p. 7535-7545 11 p.

  Research output: Contribution to journal › Article

  • Carrier mobility
  • Charge carriers
  • Phase separation
  • Polymers
  • Solar cells

• Greatly enhanced luminescence efficiency of CdS nanoparticles in aqueous solution

  Kuznetsova, Y. V., Letofsky-Papst, I., Sochor, B., Schummer, B., Sergeev, A. A., Hofer, F. & Rempel, A. A., 20 Nov 2019, In : Colloids and Surfaces A: Physicochemical and Engineering Aspects. 581, 123814.

  Research output: Contribution to journal › Article

  • Luminescence
  • luminescence
  • Nanoparticles
  • aqueous solutions
  • nanoparticles

• Improvements in Environmental Scanning Electron Microscopy –Universal Pressure Scanning Electron Microscopy (UPSEM)

  Rattenberger, J., Fitzek, H. M., Schröttner, H. & Hofer, F., 2019, Proceedings-14th Multinational Congress on Microscopy, Belgrad-Serbia, Sept. 15-20 2019. p. 104-106

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Influence of surface properties of nitrocarburised and oxidised steel on its tribological behaviour

  Velkavrh, I., Äusserer, F., Klien, S., Voyer, J., Lingenhöle, K., Kafexhiu, F., Mandrino, D., Podgomik, B., Rattenberger, J., Schröttner, H., Hofer, F. & Diem, A., 1 Jan 2019, In : Tribologie und Schmierungstechnik. 66, 1, p. 25-33 9 p.

  Research output: Contribution to journal › Article

  • Steel
  • surface properties
  • Surface properties
  • steels
  • Electron microscopy

• Multiscale and Correlative Analytical Electron Microscopy of Extraterrestial Minerals

  Albu, M., Zankel, A., Fitzek, H. M., Dienstleder, M., Simic, S., Hofer, F. & Kothleitner, G., 2019.

  Research output: Contribution to conference › Poster

• Multiscale and Correlative Analytical Electron Microscopy of Extraterrestrial Minerals

  Albu, M., Zankel, A., Fitzek, H. M., Dienstleder, M., Simic, S., Hofer, F. & Kothleitner, G., 2019, Deutsche Astrobiologische Gesellschaft-Workshop. p. 36

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Nanomaterials Synthesized in Helium Droplets

  Ernst, W. E., Hauser, A., Lackner, F., Knez, D. & Hofer, F., May 2019, p. 226.

  Research output: Contribution to conference › Abstract

• On the Impact of Swift Electrons on Mass Transport Phenomena at the Nanoscale

  Knez, D., Schnedlitz, M., Lasserus, M. I., Schiffmann, A., Ernst, W. E., Hofer, F. & Kothleitner, G., Apr 2019, Workshop Handbook: Program & Abstract. p. 47

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• On the passivation of iron particles at the nanoscale

  Lasserus, M., Knez, D., Schnedlitz, M., Hauser, A. W., Hofer, F. & Ernst, W. E., 1 Jan 2019, In : Nanoscale Advances. 1, 6, p. 2276-2283 8 p.

  Research output: Contribution to journal › Article

  Open Access

  • Passivation
  • passivity
  • Iron
  • Superfluid helium
  • iron

• Spectroscopic STEM imaging in 2D and 3D

  Kothleitner, G., Albu, M., Grogger, W., Haberfehlner, G. & Hofer, F., Feb 2019, 2 p.

  Research output: Other contribution

• Structural characterization of poly-Si Films crystallized by Ni Metal Induced Lateral Crystallization

  Vouroutzis, N., Stoemenos, J., Frangis, N., Radnóczi, G. Z., Knez, D., Hofer, F. & Pécz, B., 1 Dec 2019, In : Scientific Reports. 9, 1, 2844.

  Research output: Contribution to journal › Article

  Open Access

  • Crystallization
  • Vibrissae
  • Metals
  • Growth
  • Temperature

• Synthesis of nanosized vanadium(v) oxide clusters below 10 nm

  Lasserus, M., Knez, D., Lackner, F., Schnedlitz, M., Messner, R., Schennach, D., Kothleitner, G., Hofer, F., Hauser, A. W. & Ernst, W. E., 1 Jan 2019, In : Physical Chemistry Chemical Physics. 21, 37, p. 21104-21108 5 p.

  Research output: Contribution to journal › Article

  Open Access

  • Vanadium
  • vanadium oxides
  • Oxides
  • synthesis
  • Transmission electron microscopy

• The impact of swift electrons on the segregation of Ni-Au nanoalloys

  Knez, D., Schnedlitz, M., Lasserus, M., Hauser, A., Ernst, W. E., Hofer, F. & Kothleitner, G., 16 Sep 2019, In : Applied Physics Letters. 115, 12, 123103.

  Research output: Contribution to journal › Article

  • Janus
  • miscibility gap
  • electrons
  • electron scattering
  • helium

• Towards new plasmonic materials: Synthesis of K and K-Au nanoparticles with helium nanodroplets

  Messner, R., Knez, D., Hofer, F., Ernst, W. E. & Lackner, F., Jun 2019. 1 p.

  Research output: Contribution to conference › Abstract

• Towards new plasmonic materials: Synthesis of K and K-Au nanoparticles with helium nanodroplets

  Messner, R., Knez, D., Hofer, F., Ernst, W. E. & Lackner, F., May 2019, p. 72.

  Research output: Contribution to conference › Abstract

• Ultra-thin h-BN substrates for nanoscale plasmon spectroscopy

  Schiffmann, A., Knez, D., Lackner, F., Lasserus, M., Messner, R., Schnedlitz, M., Kothleitner, G., Hofer, F. & Ernst, W. E., 2019, In : Journal of Applied Physics. 125, 2, p. 023104-1-023104-8 9 p., 023104.

  Research output: Contribution to journal › Article

  • boron nitrides
  • nanoparticles
  • spectroscopy
  • surface plasmon resonance
  • energy dissipation

• Universal Pressure Scanning Electron Microscopy (UPSEM) - Improvements in Environmental Scanning Electron Microscopy

  Rattenberger, J., Fitzek, H. M., Achtsnit, T., Schröttner, H. & Hofer, F., 2019.

  Research output: Contribution to conference › Poster

• Universal Pressure Scanning Electron Microscopy (UPSEM) - Improvements in Environmental Scanning Electron Microscopy

  Rattenberger, J., Fitzek, H. M., Achtsnit, T., Schröttner, H. & Hofer, F., 2019, Abstract MC 2019. p. 367

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
• 2018

  Adatom dynamics and the surface reconstruction of Si(110) revealed using time-resolved electron microscopy

  Furnival, T., Knez, D., Schmidt, E., Leary, R. K., Kothleitner, G., Hofer, F., Bristowe, P. D. & Midgley, P., 2018, In : Applied Physics Letters. 113, 18, p. 183104

  Research output: Contribution to journal › Article

  Open Access

  File

  • adatoms
  • electron microscopy
  • aberration
  • catalysis
  • electron beams

• Atoms in motion: electron beam induced dynamics of metallic clusters in experiment & simulation

  Knez, D., Fisslthaler, E., Hofer, F., Schnedlitz, M., Lasserus, M. I., Schiffmann, A. & Ernst, W. E., Feb 2018. 1 p.

  Research output: Contribution to conference › Abstract

• Copper-alumina nanocomposites derived from CuAlO2: Phase transformation and microstructural coarsening

  Kracum, M. R., Marvel, C. J., Albu, M., Hofer, F., Harmer, M. P. & Chan, H., 2018, In : Journal of the American Ceramic Society. 101, 12, p. 5801 5810 p.

  Research output: Contribution to journal › Article

• Core-Shell Nanoparticles for Plasmonics and Catalysis

  Schiffmann, A., Schnedlitz, M., Lasserus, M. I., Messner, R., Lackner, F., Hauser, A., Knez, D., Hofer, F. & Ernst, W. E., Oct 2018. 1 p.

  Research output: Contribution to conference › Abstract

• Core-shell nanoparticles prepared in superfluid helium droplets: structure, phase transitions, and alloy formation

  Schiffmann, A., Schnedlitz, M., Lasserus, M. I., Messner, R., Lackner, F., Meyer, R., Hauser, A., Knez, D., Hofer, F. & Ernst, W. E., Oct 2018. 1 p.

  Research output: Contribution to conference › Abstract

• Electron Beam Driven Dynamics in Experiment and Simulation

  Knez, D., Schnedlitz, M., Lasserus, M. I., Ernst, W. E. & Hofer, F., 2018, Program & Abstract Book. p. 34

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Functional plasmonic nanostructures obtained from helium droplet synthesis

  Lackner, F., Schiffmann, A., Lasserus, M. I., Messner, R., Schnedlitz, M., Fitzek, H. M., Pölt, P., Knez, D., Hofer, F. & Ernst, W. E., Aug 2018. 1 p.

  Research output: Contribution to conference › Abstract

• Helium Nanodroplet Based Synthesis of Tailored Nanoparticles for Surface Enhanced Raman Spectroscopy

  Lackner, F., Schiffmann, A., Lasserus, M. I., Messner, R., Schnedlitz, M., Fitzek, H. M., Pölt, P., Knez, D., Hofer, F. & Ernst, W. E., Sep 2018, 68th Annual Meeting of the Austrian Physical Society. Graz: Verlag der Technischen Universität Graz, p. 83

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• How dark are radial breathing modes in Plasmonic Nanodisks?

  Schmidt, F., Losquin, A., Hofer, F., Hohenau, A., Krenn, J. & Kociak, M., 2018, In : ACS Photonics. 5, 3, p. 861-866

  Research output: Contribution to journal › Article

• Modelling electron beam induced dynamics in metallic nanoclusters

  Knez, D., Schnedlitz, M., Lasserus, M. I., Schiffmann, A., Ernst, W. E. & Hofer, F., 2018, In : Ultramicroscopy. 192, p. 69-79

  Research output: Contribution to journal › Article

  Open Access

  File

• On the stability of Ag-Au and Ni-Au core-shell particles at elevated temperatures: diffusion, oxidation and structural inversion at atomic resolution

  Schnedlitz, M., Lasserus, M. I., Meyer, R., Messner, R., Schiffmann, A., Lackner, F., Ernst, W. E., Hauser, A., Knez, D. & Hofer, F., Feb 2018. 1 p.

  Research output: Contribution to conference › Abstract

• On the Unexpected Alloying Behaviour of Ni-Au and Co-Au Core-Shell Nanoparticles,

  Hauser, A., Schnedlitz, M., Lasserus, M. I., Meyer, R., Ernst, W. E., Knez, D., Hofer, F., Fernandez-Perea, R. & De Lara-Castells, M. P., Dec 2018, p. 1.

  Research output: Contribution to conference › Abstract

• Phase decomposition of La2NiO4+δ under Cr- and Si-poisoning conditions

  Schrödl, N., Egger, A., Gspan, C., Höschen, T., Hofer, F. & Sitte, W., 2018, In : Solid State Ionics. 322, p. 44-53

  Research output: Contribution to journal › Article

• Plasmonic Properties of Ag@Au core@shell Nanoparticles and Nanostructures Formed by Helium Droplet Synthesis

  Lackner, F., Schiffmann, A., Schnedlitz, M., Lasserus, M. I., Messner, R., Ernst, W. E., Fitzek, H. M., Pölt, P., Knez, D. & Hofer, F., Feb 2018. 1 p.

  Research output: Contribution to conference › Abstract

• Plasmon spectroscopy of metallic nanoparticles on ultra-thin h-BN films

  Schiffmann, A., Knez, D., Lackner, F., Lasserus, M. I., Messner, R., Schnedlitz, M., Hofer, F. & Ernst, W. E., Sep 2018, 68th Annual Meeting of the Austrian Physical Society. Graz: Verlag der Technischen Universität Graz, p. 83

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Properties of nitrocarburised and oxidised steel surfaces and the correlation with their tribological behaviour under unlubricated sliding conditions

  Velkavrh, I., Ausserer, F., Klien, S., Voyer, J., Lingenhöle, K., Kafexhiu, F., Mandrino, D., Podgornik, B., Rattenberger, J., Schröttner, H. & Hofer, F., 2018, In : Wear. 410-411, p. 127-141

  Research output: Contribution to journal › Article