Publications: CLUSTER Project

Peer-Reviewed Journal Articles

A complete list of current publications of Empa's Electron Microscopy Group can be found here.

  1. W. Dachraoui, D. Keller, T. R. Henninen, O. Ashton, R. Erni, Atomic mechanisms of nanocrystallization via cluster-clouds in solution studied by liquid-phase scanning transmission electron microscopy, Nano Letters 21 (2021) 2861-2869.

  2. T. R. Henninen, D. Keller, R. Erni, Structure Matters - Direct In‐situ Observation of Cluster Nucleation at Atomic Scale in a Liquid Phase, ChemNanoMat 7 (2021) 110-116.

  3. D. Keller, T. R. Henninen, R. Erni, Atomic mechanisms of gold nanoparticle growth in ionic liquids studied by in situ scanning transmission electron microscopy, Nanoscale 12 (2020) 22511-22517.

  4. F. Wang, T. R. Henninen, D. Keller, R. Erni, Noise2Atom: unsupervised denoising for scanning transmission electron microscopy images, Applied Microscopy 50 (2020) 23 (1-9).

  5. M. Campanini, L. Nasi, F. Albertini, R. Erni, Disentangling nanoscale electric and magnetic fields by time-reversal operation in differential phase-contrast STEM, Applied Physics Letters 117 (2020) 154102.

  6. Y. Zhao, W. Wan, Y. Chen, R. Erni, C. A. Triana, J. Li, C. K. Mavrokefalos, Y. Zhou, G. R. Patzke, Understanding and optimizing ultra-thin coordination polymer derivatives with high oxygen evolution performance, Advanced Energy Materials 10 (2020) 2002228.

  7. Y. Jiang, T. Feurer, R. Carron, G. Torres Sevilla, T. Moser, S. Pisoni, R. Erni, M. D. Rossell, M. Ochoa, R. Hertwig, A. N. Tiwari, F. Fu, High-mobility In2O3:H electrodes for four-terminal perovskite/CuInSe2 tandem solar cells, ACS Nano 14 (2020) 7502-7512.

  8. M. Campanini, K. Eimre, M. Bon, C. A. Pignedoli, M. D. Rossell, R. Ern, Atomic-resolution differential phase contrast STEM on ferroelectric materials: a mean-field approach, Physical Review B 101 (2020) 184116.

  9. F. Wang, A. Eljarrat, J. Müller, T. R. Henninen, R. Erni, C. T. Koch, Multi-resolution convolutional neural networks for inverse problems, Scientific Reports 10 (2020) 5730.

  10. S. Griffiths, J. R. Croteau, M. D. Rossell, R. Erni, A. De Luca, N. Q. Vo, D. C. Dunan, C. Leinenbach, Coarsening- and creep resistance of precipitation-strengthened Al-Mg-Zr alloys processed by selective laser melting, Acta Materialia 188 (2020) 192-202.

  11. Y. Zhao, C. K. Mavrokefalos, P. Zhang, R. Erni, G. R. Patzke, Self-templating strategies for transition metal sulfide nanoboxes as robust bifunctional electrocatalysts, Chemistry of Materials 32 (2020) 1371-1383. 

  12. T. R. Henninen, M. Bon, F. Wang, D. Passerone, R. Erni, The structure of sub-nm Platinum clusters at elevated temperatures, Angewandte Chemie Internation Edition 59 (2020) 839-845.

  13. N. Ahmad, M. Bon, D. Passerone, R. Erni, Template assisted in situ synthesis of Ag@Au bimetallic nanostructures employing liquid-phase transmission electron microscopy, ACS Nano 19 (2019) 13333-13342.

  14. J. Nordlander, M. Campanini, M. D. Rossell, R. Erni, Q. N. Meier, A. Cano, N. A. Spaldin, M. Fiebig, M. Trassin, The utrathin limit of improper ferroelectricity, Nature Communications 10 (2019) 5591(1-7).

  15. J. Li, W. Wan, C. A. Triana, Z. Novotny, J. Osterwalder, R. Erni, G. R. Patzke, Dynamic role of cluster cocatalysts on molecular photoanodes for water oxidation, Journal of the American Chemical Society (JACS) 141 (2019) 12839-12848.

  16. M. Bon, N. Ahmad, R. Erni, D. Passerone, Reliability of two embedded atom models for the description of Ag@Au nanoalloys, The Journal of Chemical Physics 151 (2019) 064105.

  17. D. Keller, T. R. Henninen, R. Erni, Formation of gold nanoparticles in a free-standing ionic liquid triggered by heat and electron irradiation, Micron 117 (2019) 16-21.

  18. N. Ahmad, D. Keller, M. D. Rossell, R. Erni, In situ template assisted growth of Ag@Au bimetallic nanostructures, Microscopy and Microanalysis 25 (Suppl. 1) (2019) 41-42.

  19. N. Ahmad, D. Keller, M. D. Rossell, R. Erni, Liquid Phase Studies of Nanomaterials, Chimia 72 (2018) 727.
  20. Y. Zhang, D. Keller, M. D. Rossell, R. Erni, Formation of Au nanoparticles in liquid cell transmission electron microscopy: from a systematic study to engineered nanostructures, Chemistry of Materials 29 (2017) 10518-10525. Download pdf.
  21. C. P. Guntlin, S. T. Ochsenbein, M. Wörle, R. Erni, K. V. Kravchyk, M. V. Kovalenko, Popcorn-shaped FexO (Wüstite) nanoparticles from a single-source precursor: colloidal synthesis and magnetic properties, Chemistry of Materials 30 (2018) 1249-1256. Download pdf.
  22. Y. Zhang, C. Guerra-Nunez, I. Utke, J. Michler, P. Agrawal, M. D. Rossell, R. Erni, Atomic layer deposition of titanium oxide on single layer graphene: an atomic scale study towards understanding nucleation and growth, Chemistry of Materials 29 (2017) 2232-2238. Download pdf.
  23. H. K. Hong, J. Jo, D. Hwang, J. Lee, N. Y. Kim, S. Son, J. H. Kim, M. J. Jin, Y. C. Jun, R. Erni, S. K. Kwak, J. W. Yoo, Z. Lee, Atomic scale study on growth and heteroepitaxy of ZnO monolayer on graphene, Nano Letters 17 (2017) 120-127.  Download pdf.
Other Articles

  1. F. Wang, J. Müller, A. Eljarrat, T. R. Henninen, R. Erni, C. T. Koch, Solving inverse problems with multi-scale deep convolutional neural networks, arXiv:1810.12183v1 (2018).

Conference Presentations

 

 

  1. R. Erni, D. Keller, T. R. Henninen, M. Bon, F. Wang, W. Dachraoui, Atomic mechanisms in crystal nucleation and particle growth by liquid-phase STEM, 17th International Conference on Electron Microscopy, Krakow (PL), November 30 – December 2, 2020. (invited, online)

  2. T. R. Henninen, D. Keller, R. Erni, From atoms to particles: Hetero- and homogeneous nucleation of Pt at atomic scale in ionic liquid, Gordon Research Conference, Liquid Phase Electron Microscopy, Lucca (IT), January 26-31, 2020.

  3. D. Keller, T. R. Henninen, R. Erni, In situ observation of gold nanoparticle growth in thin ionic liquid layers, Microscopy Conference 2019, Berlin (DE), September 2-5, 2019. (oral presentation)
  4. F. Wang, T. R. Henninen, R. Erni, Blind denoising STEM images with deep convolutional neural network, Microscopy Conference 2019, Berlin (DE), September 2-5, 2019. (poster)
  5. T. R. Henninen, F. Wang, D. Keller, R. Erni, Stability and dynamics of sub-nm Pt clusters on a carbon surface and in ionic liquid, Microscopy Conference 2019, Berlin (DE), September 2-5, 2019. (poster)
  6. R. Erni, D. Keller, T. R. Henninen, M. Bon, F. Wang, Structure, dynamics and stability of small Pt clusters at elevated temperature, EUROMAT, Stockholm (SE), September 2-5, 2019. (invited presentation)
  7. R. Erni, M. Campanini, M. D. Rossell, Ordering and defects in complex functional oxides studied by analytical STEM, Joint ISAF-ICE-EMF-IWPM-PFM Meeting, Lausanne (CH), July 15-19, 2019. (invited presentation)
  8. M. Bon, N. Ahmad, D. Passerone, R. Erni, Reliability of the two embedded atom models for the description of Au-Ag nanoalloy growth, Challenges in modeling and simulations of nanoparticles in complex environments, Genova (IT), May 27-29, 2019. (poster, poster prize)
  9. N. Ahmad, Nanoscale liquid phase in situ observations of structural transformations of Au and Au-Cu nanostructures, CISCEM 2018, Saarbrücken (DE), October 10-12, 2018. (oral)
  10. N. Ahmad, In situ Template Assisted Growth of Ag@Au Bimetallic Nanostructuress, 19th International Microscopy Congress IMC 2018, Sydney (AU), September 9-14, 2018. (oral)
  11. R. Erni, Unconventional Imaging by Scanning Transmission Electron Microscopy, 20th YUCOMAT, Herceg Novi (CS), September 3-7, 2018. (invited presentation)
  12. T. Henninen, M. Bon, D. Passerone, R. Erni, Temperature Dependent Quasimolten Crystallinity of Sub-nm Pt and Au Clusters Observed in 3D by Fast Dynamic STEM, ELMINA, 1st International Conference on Electron Microscopy of Nanostructures, Belgrade (CS), August 27-29, 2018. (poster, poster prize)
  13. R. Erni, Possibilities of differential phase contrast STEM to study functional oxides, ELMINA, 1st International Conference on Electron Microscopy of Nanostructures, Belgrade (CS), August 27-29, 2018. (invited presentation)
  14. D. Keller, T. Henninen, R. Erni, In Situ Gold Nanoparticle Formation in a Free-Standing Ionic Liquid Layer Triggered by Heat and Electron Irradiation, SCANDEM, Copenhagen (DK), June 26-28, 2018. (oral presentation)
  15. T. Henninen, M. Bon, D. Passerone, R. Erni, Temperature Dependent Quasimolten Crystallinity of sub-nm Pt and Au Clusters Observed in 3D by Fast Dynamic STEM, SCANDEM, Copenhagen (DK), June 26-28, 2018. (poster)
  16. T. Henninen, M. Bon, D. Passerone, R. Erni, Temperature Dependent Quasimolten Crystallinity of sub-nm Pt and Au Clusters Observed in 3D by Dynamic Scanning Transmission Electron Microscopy, Nanoconvention, ETH Zurich (CH), June 6&7, 2018. (poster)
  17. R. Erni, D. Keller, M. Rossell, Y. Zhang, N. Ahmad, T. Henninen, M. Campanini, Advanced Analytics by Scanning Transmission Electron Microscopy, Nanoconvention, ETH Zurich (CH), June 7, 2018. (oral, invited)
  18. D. Keller, Y. Zhang, M. D. Rossell, R. Erni. Gold Nanoparticle Growth in Liquid Cell Transmission Electron Microscopy: From a Systematic Study to Engineered Nanostructures.  Microscopy Characterisation of organic-inorganic Interfaces, London, Queen Mary University (UK). February 22-23, 2018. (poster: poster price)
  19. M. Bon, T. Henninen, D. Passerone, R. Erni. Dynamics of sub-nm Pt clusters on carbon-based materials: Computation meets STEM measurements.  DPG Conference 2018, Berlin. March 11-16, 2018. (oral)
  20. R. Erni, Y. Zhang, T. Henninen, D. Keller, Towards atomic-scale studies of nucleation and growth of matter by in situ (scanning) transmission electron microscopy. 13th Multinational Congress on Microscopy, MCM2017, Rovinj (HR), September 24-29, 2017. (oral, invited)
  21. T. Henninen, M. D. Rossell, R. Erni, Temperature dependent dynamics and structure of atomic clusters in 3D by high speed STEM. 13th Multinational Congress on Microscopy, MCM2017, Rovinj (HR), September 24-29, 2017. (oral)
  22. Y. Zhang, C. Guerra-Nuñez, I. Utke, J. Michler, P. Agrawal, M. D. Rossell, R. Erni, Understanding and controlling atomic layer deposited TiO2 on carbon-based nanomaterials – growth, structure and interface. Microscopy Conference 2017, MC2017, Lausanne (CH), August 21-25, 2017. (oral)
  23. T. Henninen, M. D. Rossell, R. Erni, Studying the dynamics of atomic clustering in 3D by HAADF-STEM. Microscopy Conference 2017, MC2017, Lausanne (CH), August 25-29, 2017. (oral)
  24. D. Keller, Y. Zhang, R. Erni, Observation of nucleation and growth processes of Au nanoparticles
    at high dose rates. Microscopy Conference 2017, MC2017, Lausanne (CH), August 25-29, 2017. (poster)
Seminars & Workshop Presentations

 

  1. M. Campanini et al., Exploring Phase Transitions by in-situ Scanning Transmission Electron Microscopy, SSOM Seminar, ETH Zurich (CH), October 30, 2019.
  2. N. Ahmad,  In situ Template Assisted Growth of Ag@Au Bimetallic Nanostructuress, In-situ Workshop Protochips-Empa, Dübendorf (CH), October 16-17, 2018.
  3. T. R. Henninen,  Crystallinity and Dynamics of sub-nm Pt Clusters at Elevated Temperatures, In-situ Workshop Protochips-Empa, Dübendorf (CH), October 16-17, 2018.
  4. R. Erni, D. Keller, Y. Zhang, M. D. Rossell, N. Ahmad, T. Henninen, M. Campanini, Advanced Analytics by Scanning Transmission Electron Microscopy, Dectris Ltd., Baden (CH), June 28, 2018.
  5. R. Erni, Y. Zhang, T. Henninen, D. Keller, M. D. Rossell, M. Campanini, M. Bon, D. Passerone, Towards an atomic-scale understanding of nucleation and growth of matter by in-situ (S)TEM, University of Vienna, January 19, 2018.
  6. R. Erni, Y. Zhang, T. Henninen, D. Keller, Towards an atomic-scale understanding of nucleation and growth of matter by in-situ (S)TEM. NORTEM & University of Oslo, Seminar, Oslo (NO), December 13, 2017.
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