in international high impact journals

Interface dynamics and crystal phase switching in GaAs nanowires
Jacobsson D., Panciera F., Tersoff J., Reuter M. C., Lehmann S., Hofmann S., Dick K. A., Ross F. M.,
Nature 531, 317 (2016)

Synthesis of nanostructures in nanowires using sequential catalyst reactions
Panciera F., Chou Y.-C., Reuter M. C., Zakharov D., Stach E. A., Hofmann S., Ross F. M.,
Nature Materials 14, 820 (2015)

Revealing Lithium–silicide Phase Transformations in Nano-structured Silicon-based Lithium Ion Batteries via in situ NMR Spectroscopy
Ogata K., Salager E., Kerr C. J., Fraser A. E., Ducati C., Morris A.J., Hofmann S., Grey C. P.
Nature Comm. 5, 3217 (2014)

Observing Graphene Grow: Catalyst−Graphene Interactions during Scalable Graphene Growth on Polycrystalline Copper
Piran R. Kidambi, Bernhard C. Bayer, Raoul Blume, Zhu-Jun Wang, Carsten Baehtz, Robert S. Weatherup, Marc-Georg Willinger, Robert Schloegl, and Stephan Hofmann
Nano Lett 13, 4769 (2013)

Introducing Carbon Diffusion Barriers for Uniform, High-Quality Graphene Growth from Solid Sources
Robert S. Weatherup, Carsten Baehtz, Bruno Dlubak, Bernhard C. Bayer, Piran R. Kidambi, Raoul Blume, Robert Schloegl, and Stephan Hofmann
Nano Lett 13, 4624 (2013)

In Situ Characterization of Alloy Catalysts for Low-Temperature Graphene Growth
Robert S. Weatherup, Bernhard C. Bayer, Raoul Blume, Caterina Ducati, Carsten Baehtz, Robert Schlogl, and Stephan Hofmann
Nano Lett. 11, 4154 (2011)

Ledge-flow-controlled catalyst interface dynamics during Si nanowire growth
Stephan Hofmann, Renu Sharma, Christoph T. Wirth, Felipe Cervantes-Sodi, Caterina Ducati, Takeshi Kasama, Rafal E. Dunin-Borkowski, Jeff Drucker, Peter Bennett & John Robertson
Nature Materials 7, 372 - 375 (2008)

In situ Observations of Catalyst Dynamics during Surface-Bound Carbon Nanotube Nucleation
Stephan Hofmann, Renu Sharma, Caterina Ducati, Gaohui Du, Cecilia Mattevi, Cinzia Cepek, Mirco Cantoro, Simone Pisana, Atlus Parvez, Felipe Cervantes-Sodi, Andrea C. Ferrari, Rafal Dunin-Borkowski, Silvano Lizzit, Luca Petaccia, Andrea Goldoni, and John Robertson
Nano Lett., 2007, 7 (3), pp 602–608

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In situ characterization of alloy catalysts for low-temperature graphene growth.

R.S. Weatherup, B.C. Bayer, R. Blume, C. Ducati, C. Baehtz, R. Schlgl and S. Hofmann

Nano Lett. 11, 4154 (2011).


Transport measurements on carbon nanotubes structurally characterized by electron diffraction.

C.S. Allen, M.D. Elkin, G. Burnell, B.J. Hickey, C. Zhang, S. Hofmann and J. Robertson

Phys. Rev. B 84, 115444 (2011).


The photoinduced charge transfer mechanism in aligned and unaligned carbon nanotubes.

G. Galimberti, S. Pagliara, S. Ponzoni, S. Dal Conte, F. Cilento, G. Ferrini, S. Hofmann, M. Arshad, C. Cepek and F. Parmigiani

Carbon 49, 5246 (2011).


Ni-Silicide growth kinetics in Si and Si/SiO 2 core/shell nanowires.

K. Ogata, E. Sutter, X. Zhu and S. Hofmann

Nanotechnology 22, 365305 (2011).


Hafnia nanoparticles - a model system for graphene growth on a dielectric.

P.R. Kidambi, B.C. Bayer, R.S. Weatherup, R. Ochs, C. Ducati, D.V. Szab and S. Hofmann

Phys. Stat. Sol. RRL 5, 341 (2011).


In-situ study of growth of carbon nanotube forests on conductive CoSi2 support.

B.C. Bayer, C. Zhang, R. Blume, F. Yan, M. Fouquet, C.T. Wirth, R.S. Weatherup, L. Lin, C. Baehtz, R.A. Oliver, A. Knop-Gericke, R. Schlgl, S. Hofmann and J. Robertson

J. Appl. Phys. 109, 114314 (2011).


Temperature dependent resistance and cryogenic microwave spectroscopy of Au decorated silicon nanowires.

X. Zhu, D.G. Hasko, S. Hofmann and W.I. Milne

J. Appl. Phys. 109, 113713 (2011).


Use of plasma treatment to grow carbon nanotube forests on TiN substrate.

S. Esconjauregui, B.C. Bayer, M. Fouquet, C.T. Wirth, F. Yan, R. Xie, C. Ducati, C. Baehtz, C. Castellarin-Cudia, S. Bhardwaj, C. Cepek, S. Hofmann and J. Robertson

J. Appl. Phys. 109, 114312 (2011).


High-k (k=30) amorphous hafnium oxide films from high rate room temperature deposition.

F.M. Li, B.C. Bayer, S. Hofmann, J.D. Dutson, S.J. Wakeham, M.J. Thwaites, W.I. Milne and A.J. Flewitt

Appl. Phys. Lett. 98, 252903 (2011).


Direct measurement of the charge distribution along a biased carbon nanotube bundle using electron holography.

M. Beleggia, T. Kasama, R.E. Dunin-Borkowski, S. Hofmann and G. Pozzi

Appl. Phys. Lett. 98, 243101 (2011).


Carbon nanotube forest growth on NiTi shape memory alloy thin films for thermal actuation.

B.C. Bayer, S. Sanjabi, C. Baehtz, C.T. Wirth, S. Esconjauregui, R.S. Weatherup, Z.H. Barber, S. Hofmann and J. Robertson

Thin Solid Films 519, 6126 (2011).


Nanostructured hematite photoelectrochemical electrodes prepared by the low temperature thermal oxidation of iron.

P. Hiralal, S. Saremi-Yarahmadi, B.C. Bayer, H. Wang, S. Hofmann, K.G. Upul Wijayantha and G.A.J. Amaratunga

Sol. Energy Mat. Sol. Cells 95, 1819 (2011).


Support-Catalyst-Gas Interactions during Carbon Nanotube Growth on Metallic Ta Films.

B.C. Bayer, S. Hofmann, R. Blume, C. Baehtz, S. Esconjauregui, C.T. Wirth, R.A. Oliver, C. Ducati, R. Schlgl, A. Goldoni, C. Cepek and J. Robertson

J. Phys. Chem. C 115, 4359 (2011).


Cyclic Supersaturation and Triple Phase Boundary Dynamics in Germanium Nanowire Growth.

A.D. Gamalski, C. Ducati and S. Hofmann

J. Phys. Chem. C 115, 4413(2011).


Manipulation of the catalyst-support interactions for inducing nanotube forest growth.

S. Esconjauregui, M. Fouquet, B.C. Bayer, S. Eslava, S. Khachadorian, S. Hofmann and J. Robertson

J. Appl. Phys. 109, 044303 (2011).

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