Publikationsliste

Hier findet ihr eine Liste meiner Publikationen in Zeitschriften mit Peer-Review Verfahren inklusive Link zur Originalseite. Einige sind kostenlos (Open Access) verfügbar. Auf Anfrage lasse ich gerne Volltexte von nicht unter open-acces publizierten Papern zukommen.

S. Hettler, R. Arenal, Synthesis and dynamics of PtSi nanoparticles on a carbon nanofilm by in-situ TEM Joule heating, Carbon Trends, 100348 (2024).

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Open Acces

S. Hettler, M. Furqan, R. Arenal, Support-Based Transfer and Contacting of Individual Nanomaterials for In Situ Nanoscale Investigations, Small Methods, 202400034 (2024).

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Open Access

S. Pandey, S. Hettler, R. Arenal, C. Bouillet, A. Raman Moghe, S. Berciaud, J.Robert, J.-F. Dayen, D. Halley, Room-temperature anomalous Hall effect in graphene in interfacial magnetic proximity to EuO grown by topotactic reduction, Phys. Rev. B 108, 144423 (2023).

L. Royer, I. Makarchuk, S. Hettler, R. Arenal, T. Asset, B. Rotonnelli, A. Bonnefont, E. Savinova, Benoit P. Pichon, Core–shell Fe3O4@CoFe2O4 nanoparticles as high-performance anode catalysts for enhanced oxygen evolution reaction, Sustainable Energy & Fuels 7, 3239-3243 (2023).

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Open Access

A. Cohen, P. K. Mohapatra, S. Hettler, A. Patsha, K. V. L. V. Narayanachari,
P. Shekhter, J. Cavin, J. M. Rondinelli, M. Bedzyk, O. Dieguez, R. Arenal, A. Ismach, Tungsten Oxide Mediated Quasi-van der Waals Epitaxy of WS2 on Sapphire. ACS Nano 17, 6, 5399–5411 (2023).

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Open Access

L. Royer, A. Bonnefont, T. Asset, B. Rotonnelli, J-J. Velasco-Vélez, S. Holdcroft, S. Hettler, R. Arenal, B. Pichon, E. Savinova, Cooperative Redox Transitions Drive Electrocatalysis of the Oxygen Evolution Reaction on Cobalt-Iron Core-Shell Nanoparticles. ACS Catal. 13, 280-286 (2023).

P. Jimenéz-Calvo, Y. Naciri, A. Sobolewska, M. Isaacs, Y. Zhang, A. Leforestier, J. Degrouard, S. Rouzière, C. Goldmann, D. Vantelon, S. Hettler, N.J. Zaluzec, R. Arenal, P. Launois, M.N. Ghazzal, E. Paineau. Ti-Modified Imogolite Nanotubes as Promising Photocatalyst 1D Nanostructures for H2 Production. Small Methods 2301369 (2023).

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Open Access

S. Hettler, R. Arenal, Aberration-corrected transmission electron microscopy with Zernike phase plates. Ultramicroscopy 239, 113564 (2022).

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Open Access

K. Singha-Roy, S. Hettler, R. Arenal, L. Panchakarla, Strontium Deficient SrxCoO2-CoO2 Nanotubes as a High Ampacity and High Conductivity Material. Materials Horizon 9, 2115-2127 (2022).

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Open Access

M. Obermair, S. Hettler, M. Dries, M. Hugenschmidt, R. Spiecker, D. Gerthsen. Carbon-film-based Zernike phase plates with smooth thickness gradient for phase-contrast transmission electron microscopy with reduced fringing artifacts. Journal of Microscopy 287, 45-58 (2022)

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Open Access

A. Bar-Hen, S. Hettler, A. Ramasubramaniam, R. Arenal, R. Bar-Ziv, M. Bar Sadan. Catalysts for the hydrogen evolution reaction in alkaline medium: Configuring a cooperative mechanism at the Ag-Ag2S-MoS2 interface. Journal of Energy Chemistry 74, 481-488 (2022).

J. Nuñez, S. Hettler, E. Lima Jr, G. Goya, R. Arenal, R. Zysler,M. Aguirre, E. Winkler. Onion-like Fe3O4/MgO/CoFe2O4 magnetic nanoparticles: new ways to control magnetic coupling between soft and hard magnetic phases, J. Mater. Chem. C, 10, 15339-15352 (2022).

M. B. Sreedhara, Y. Miroshnikov, K. Zheng, L. Houben, S. Hettler, R. Arenal,
I. Pinkas, S.S. Sinha, I. E. Castelli, R. Tenne. Nanotubes from Ternary WS2(1−x)Se2x Alloys: Stoichiometry Modulated Tunable Optical Properties. JACS 144 (23), 10530-10542 (2022).

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Open Access

S. Hettler, R. Arenal. Comparative image simulations for phase-plate transmission electron microscopy. Ultramicroscopy 227, 113319 (2021).

S. Hettler, D. Sebastian, M. Peláez-Fernández, A. Benito, W. Maser, R. Arenal. In-situ reduction by Joule heating and measurement of electrical conductivity of graphene oxide in a transmission electron microscope. 2D Mater. 8, 031001 (2021).

MB Sreedhara, S. Hettler, I. Kaplan-Ashiri, K. Rechav, Y. Feldman, A. Enyashin, L. Houben, R. Arenal, R. Tenne. Asymmetric misfit nanotubes: Chemical affinity outwits the entropy at high-temperature solid-state reactions. PNAS 118 (35), e2109945118 (2021).

A. Bar-Hen, R. Bar Ziv, T. Ohaion-Raz, A. Mizrahi, S. Hettler, R. Arenal, M. Bar Sadan. Shelling with MoS2 - Functional CuS@MoS2 Hybrids as Electrocatalysts for the Oxygen Reduction and Hydrogen Evolution Reactions. Chemical Engineering Journal 420, 1, 129771(2021).

K. Sartori, A. Musat, F. Choueikani, J.-M. Grenèche, S. Hettler, P. Bencok,
S. Begin-Colin, P. Steadman, R. Arenal, and B. P. Pichon. A Detailed Investigation of the Onion Structure of Exchanged Coupled Magnetic Fe3−δO4@CoFe2O4@Fe3−δO4 Nanoparticles. ACS Appl. Mater. Interfaces 13, 14, 16784-16800 (2021).

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Open Access

M. Malac, S. Hettler, M. Hayashida, E. Kano, R. F. Egerton, M. Beleggia. Phase plates in the transmission electron microscope: operating principles and applications. Microscopy 70, 1, 75-115, (2020).

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Open Access

M. Obermair, S. Hettler, C. Hsieh, M. Dries, M. Marko, D. Gerthsen. Analyzing contrast in cryo-transmission electron microscopy: Comparison of electrostatic Zach phase plates and hole-free phase plates. Ultramicroscopy 218, 113086, (2020).

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Open Access

S. Hettler, M.B. Sreedhara, M. Serra, S.S. Sinha, R. Popovitz-Biro, I. Pinkas, A. N. Enyashin, R. Tenne, R. Arenal. YS-TaS2 and YxLa(1−x)S‑TaS2 (0 ≤ x ≤ 1) Nanotubes: A Family of Misfit Layered Compounds. ACS Nano 14 (5), 5445-5458 (2020).

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Open Access

R. Pretzsch, M. Dries, S. Hettler, M. Spiecker, M. Obermair, D. Gerthsen. Investigation of hole-free phase plate performance in transmission electron microscopy under different operation conditions by experiment and simulations. Adv Struct Chem Imag 5, 5 (2019)

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Open Access


S. Hettler, L. Radtke, L. Grünewald, Y. Lisunova, O. Peric, J. Brugger, S. Bonanni. Phase masks for electron microscopy fabricated by thermal scanning probe lithography. Micron 127, 102753 (2019).

L. Grünewald, D. Gerthsen, S. Hettler. Fabrication of phase masks from amorphous carbon thin films for electron-beam shaping. Beilstein J Nanotech 10, 1290-1302 (2019).


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Open Access


S. Hettler, L. Grünewald, M. Malac. Quasi non-diffractive electron Bessel beams using direct phase masks with applications in electron microscopy. New J Phys 21, 033007 (2019).

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Open Access

S. Hettler, J. Onoda, R. Wolkow, J. Pitters, M. Malac. Charging of electron beam irradiated amorphous carbon thin films at liquid nitrogen temperature. Ultramicroscopy 196, 161-166 (2019).

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Open Access

M. Dries, M. Obermair, S. Hettler, P. Hermann, K. Seemann, F. Seifried, S. Ulrich, R. Fischer, D. Gerthsen. Oxide-free aC/Zr0.65Al0.075Cu0.275/aC phase plates for transmission electron microscopy. Ultramicroscopy 189, 39-45 (2018).

S. Hettler, E. Kano, M. Dries, D. Gerthsen, L. Pfaffmann, M. Bruns, M. Beleggia, M. Malac. Charging of carbon thin films in scanning and phase-plate transmission electron microscopy. Ultramicroscopy 184 A, 252-266 (2018).

S. Hettler, M. Dries, P. Hermann, M. Obermair, D. Gerthsen, M. Malac. Carbon contamination in scanning transmission electron microscopy and its impact on phase-plate applications. Micron 96, 38-47 (2017).

M. Malac, S. Hettler, M. Hayashida, M. Kawasaki, Y. Konyuba, Y. Okura, H. Iijima, I. Ishikawa, M. Beleggia. Computer simulations analysis for determining the polarity of charge generated by high energy electron irradiation of a thin film. Micron 100, 10-22 (2017).

T. Kowoll, E. Müller, S. Fritsch-Decker, S. Hettler, H. Störmer, C. Weiss, D. Gerthsen, Contrast of Backscattered Electron SEM Images of Nanoparticles on Substrates with Complex Structure. Scanning 2017, 4907457 (2017).

S. Hettler, M. Dries, J. Zeelen, M. Oster, R. R. Schröder, D. Gerthsen. High-resolution transmission electron microscopy with an electrostatic Zach phase plate. New J Phys 18, 053005 (2016).

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Open Access

M. Dries, S. Hettler, T. Schulze, W. Send, E. Müller, R. Schneider, D. Gerthsen, Y. Luo, K. Samwer. Thin-film phase plates for transmission electron microscopy fabricated from metallic glasses. Microsc Microanal 22, 5, 955-963 (2016).

S. Hettler, J. Wagner, M. Dries, M. Oster, C. Wacker, R. R. Schröder, D. Gerthsen. On the role of inelastic scattering in phase-plate transmission electron microscopy. Ultramicroscopy 155, 27-41 (2015).

Y. Klapper, P. Maffre, L. Shang, K. N. Ekdahl, B. Nilsson, S. Hettler, M. Dries, D. Gerthsen, G. U. Nienhaus. Low affinity binding of plasma proteins to lipid-coated quantum dots as observed by in situ fluorescence correlation spectroscopy. Nanoscale 7, 9980-9984 (2015).

M. Dries, S. Hettler, B. Gamm, E. Müller, W. Send, K. Müller, A. Rosenauer, D. Gerthsen. A nanocrystalline Hilbert phase-plate for phase-contrast transmission electron microscopy. Ultramicroscopy 139, 29-37 (2014).

N. Frindt, M. Oster, S. Hettler., B. Gamm, L. Dieterle, W. Kowalsky, D. Gerthsen, R. R. Schröder. In-focus electrostatic Zach phase plate imaging for transmission electron microscopy with tunable phase contrast of frozen hydrated biological samples. Microsc Microanal 20 (1), 175-183 (2014).

S. Hettler, B. Gamm, M. Dries, N. Frindt, R. R. Schröder, D. Gerthsen. Improving Fabrication and Application of Zach Phase Plates for Phase-Contrast Transmission Electron Microscopy.Microsc Microanal 18 (5), 1010-1025 (2012).

Foto by Markus Breig, KIT