Publications

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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119

CVD Growth of Carbon Nanostructures from Zirconia: Mechanisms and a Method for Enhancing Yield,

Kudo A., Steiner III S. A., Bayer B. C., Kidambi P. R., Hofmann S., Strano M. S., Wardle B. L.

JACS 136, 17808 (2014).

118

The influence of intercalated oxygen on the properties of graphene on polycrystalline Cu under various environmental conditions,

Blume R., Kidambi P. R., Bayer B. C., Weatherup R. S., Wang Z.-J., Weinberg G.,Willinger M.-G., Greiner M., Hofmann S., Knop-Gericke A., Schloegl R.,

Phys. Chem. Chem. Phys. 16, 25989 (2014).

117

In-situ observations during chemical vapor deposition of hexagonal boron nitride on polycrystalline copper,

Kidambi P. R., Blume R., Kling J., Wagner J. B., Baehtz C., Weatherup R. S., Schloegl R., Bayer B. C., Hofmann S.,

Chem. Mater. 26, 6380 (2014).

115

Nitrogen controlled iron catalyst phase during carbon nanotube growth,

Bayer B. C., Baehtz C., Kidambi P. R., Weatherup. R. S., Mangler C., Kotakoski J.,Goddard C. J. L., Caneva S., Cabrero-Vilatela A., Meyer J. C., Hofmann S.

Appl. Phys. Lett. 105, 143111 (2014).

114

Interdependency of Subsurface Carbon Distribution and Graphene-Catalyst Interactions,

Weatherup R. S., Amara H., Blume R., Dlubak B., Bayer B. C., Diarra M., Bahri M., Cabrero-Vilatela A., Caneva S., Kidambi P. R., Martin M.-B., Deranlot C., Seneor P., Schloegl R., Ducastelle F., Bichara C., Hofmann S.,

JACS 136, 13698 (2014).

113

Atomic layer deposition of sub-nanometer thin oxide barriers for magnetic tunnel junctions,

Martin M.-B., Dlubak B., Weatherup R. S., Yang H., Deranlot C., Bouzehouane K.,Petroff F., Anane A., Hofmann S., Robertson J., Fert A., Seneor P.,

ACS Nano 8, 7890 (2014).

112

Organic light emitting diodes with environmentally and thermally stable doped graphene electrodes ,

Kuruvila A., Kidambi P. R., Kling J., Wagner J. B., Robertson J., Hofmann S., Meyer J.,

J. Mater. Chem. C 2, 6940 (2014).

111

Metal Oxide Induced Charge Transfer Doping and Band Alignment of Graphene Electrodes for Efficient Organic Light Emitting Diodes,

Meyer J., Kidambi P. R., Bayer B. C., Weijtens C., Kuhn A., Centeno A., Pesquera A., Zurutuza A., Robertson J., Hofmann S.,

Scientific Reports 4, 5380 (2014).

110

Terahertz optical modulator based on metamaterial split-ring resonators and graphene,

Degl’Innocenti R., Jessop D. S., Shah Y. D., Sibik J., Zeitler J. A., Kidambi P. R.,Hofmann S., Beere H. E., Ritchie D.,

Optical Engineering 53, 057108 (2014).

109

The role of the sp2:sp3 substrate content in carbon supported nanotube growth,

Cartwright R. J., Esconjauregui S., Weatherup R. S., Hardeman D., Guo Y., Wright E., Oakes D., Hofmann S., Robertson J.,

Carbon 75, 327 (2014).

108

Co-catalytic absorption layers for controlled laser induced chemical vapor deposition of carbon nanotubes,

Michaelis F. B., Weatherup R. S., Bayer B. C., Bock M. C. D., Sugime H., Caneva S., Robertson J., Baumberg J. J., Hofmann S.,

ACS Appl. Mater. Interfaces 6, 4025 (2014).

107

Binder free three-dimensional sulphur/few-layer graphene foam cathode with enhanced high-rate capability for rechargeable lithium sulphur batteries,

Xi K., Kidambi P. R., Chen R., Gao C., Peng X., Ducati C., Hofmann S., Kumar R. V.,

Nanoscale 6, 5746 (2014).

106

Twin Plane Re-entrant Mechanism for Catalytic Nanowire Growth,

Gamalski A. D., Voorhees P. W., Ducati C., Sharma R., Hofmann S.,

Nano Lett. 14, 1288 (2014).

105

Low-Bias THz Amplitude Modulator Based on Split-Ring Resonators and Graphene,

Degl’Innocenti R., Jessop D. S., Shah Y. D., Sibik J., Zeitler J. A., Kidambi P. R., Hofmann S., Beere H. E., Ritchie D.,

ACS Nano 8, 2548 (2014).

104

Effect of Catalyst Pre-Treatment on Chirality Selective Growth of Single-Walled Carbon Nanotubes,

Fouquet M., Bayer B. C., Esconjauregui S., Thomsen C., Hofmann S., Robertson J.

J. Phys. Chem C 118, 5773 (2014).

103

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).

102

Bio-Inspired Hierarchical Polymer Fibre-Carbon Nanotube Adhesives,

Z. Rong, Y. Zhou, B. Chen, J. Robertson, W. Federle, S. Hofmann, U. Steiner, P. Goldberg-Oppenheimer

Adv. Mat. 26, 1456 (2014).

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