PDI -> Staff ->

Hanno Küpers (D)

PhD Student

Hanno Küpers

phone: +49 30 20377 346

room: 0709

email: kuepers@pdi-berlin.de

 

Department: Epitaxy

Core research areas: III-V nanowires for optoelectronics

 

 

1 Author R. B. Lewis , P. Corfdir , H. Küpers , T. Flissikowski , O. Brandt , L. Geelhaar
Title

Nanowires bending over backward from strain partitioning in asymmetric core-shell heterostructures

Source Nano Lett. , 18 , 2343 ( 2018 )
DOI : 10.1021/acs.nanolett.7b05221 | 2989 Cite : Bibtex RIS
R. B. Lewis, P. Corfdir, H. Küpers, T. Flissikowski, O. Brandt, and L. Geelhaar

2 Author H. Küpers , R. B. Lewis , A. Tahraoui , M. Matalla , O. Krüger , F. Bastiman , H. Riechert , L. Geelhaar
Title

The diameter evolution of selective area grown Ga-assisted GaAs nanowires in molecular beam epitaxy

Source Nano Res. , 11 , 2885 ( 2018 )
DOI : 10.1007/s12274-018-1984-1 | 2956 Cite : Bibtex RIS
H. Küpers, R. B. Lewis, A. Tahraoui, M. Matalla, O. Krüger, F. Bastiman, H. Riechert, and L. Geelhaar

3 Author A. Al Hassan , R. B. Lewis , H. Küpers , W. H. Lin , D. Bahrami , T. Krause , D. Salomon , A. Tahraoui , M. Hanke , L. Geelhaar , U. Pietsch
Title

Nano x-ray fluorescence of individual GaAs/InGaAs core-shell nanowires

Source PRMaterials , 2 , 014604 ( 2018 )
DOI : 10.1103/PhysRevMaterials.2.014604 | 3040 Cite : Bibtex RIS
A. Al Hassan, R. B. Lewis, H. Küpers, W. H. Lin, D. Bahrami, T. Krause, D. Salomon, A. Tahraoui, M. Hanke, L. Geelhaar, and U. Pietsch

4 Author H. Küpers , A. Tahraoui , R. B. Lewis , S. Rauwerdink , M. Matalla , O. Krüger , F. Bastiman , H. Riechert , L. Geelhaar
Title

Surface preparation and patterning by nano imprint lithography for the selective area growth of GaAs nanowires on Si(111)

Source Semicond. Sci. Technol. , 32 , 115003 ( 2017 )
DOI : 10.1088/1361-6641/aa8c15 | Download arXiv: 1708.02454 | 2943 Cite : Bibtex RIS
H. Küpers, A. Tahraoui, R. B. Lewis, S. Rauwerdink, M. Matalla, O. Krüger, F. Bastiman, H. Riechert, and L. Geelhaar

5 Author W.-H. Lin , U. Jahn , H. Küpers , E. Luna , R. B. Lewis , L. Geelhaar , O. Brandt
Title

Efficient methodology to correlate structural with optical properties of GaAs nanowires based on scanning electron microscopy

Source Nanotechnol. , 28 , 415703 ( 2017 )
DOI : 10.1088/1361-6528/aa8394 | 2917 Cite : Bibtex RIS
W.-H. Lin, U. Jahn, H. Küpers, E. Luna, R. B. Lewis, L. Geelhaar, and O. Brandt

6 Author R. B. Lewis , P. Corfdir , J. Herranz , H. Küpers , U. Jahn , O. Brandt , L. Geelhaar
Title

Self-assembly of InAs nanostructures on the sidewalls of GaAs nanowires directed by a Bi surfactant

Source Nano Lett. , 17 , 4255 ( 2017 )
DOI : 10.1021/acs.nanolett.7b01185 | 2910 Cite : Bibtex RIS
R. B. Lewis, P. Corfdir, J. Herranz, H. Küpers, U. Jahn, O. Brandt, and L. Geelhaar

7 Author A. Davtyan , T. Krause , D. Kriegner , A. Al-Hassan , D. Bahrami , S. M. M. Kashani , R. B. Lewis , H. Küpers , A. Tahraoui , L. Geelhaar , M. Hanke , S. J. Leake , O. Loffeld , U. Pietsch
Title

Threefold rotational symmetry in hexagonally shaped core–shell (In,Ga)As/GaAs nanowires revealed by coherent X-ray diffraction imaging

Source J. Appl. Cryst. , 50 , 673 ( 2017 )
DOI : 10.1107/S1600576717004149 | 2927 Cite : Bibtex RIS
A. Davtyan, T. Krause, D. Kriegner, A. Al-Hassan, D. Bahrami, S. M. M. Kashani, R. B. Lewis, H. Küpers, A. Tahraoui, L. Geelhaar, M. Hanke, S. J. Leake, O. Loffeld, and U. Pietsch

8 Author R. B. Lewis , L. Nicolai , H. Küpers , M. Ramsteiner , A. Trampert , L. Geelhaar
Title

Anomalous strain relaxation in core-shell nanowires via simultaneous coherent and incoherent growth

Source Nano Lett. , 17 , 136 ( 2017 )
DOI : 10.1021/acs.nanolett.6b03681 | 2824 Cite : Bibtex RIS
R. B. Lewis, L. Nicolai, H. Küpers, M. Ramsteiner, A. Trampert, and L. Geelhaar

9 Author H. Küpers , F. Bastiman , E. Luna , C. Somaschini , L. Geelhaar
Title

Ga predeposition for the Ga-assisted growth of GaAs nanowire ensembles with low number density and homogeneous length

Source J. Cryst. Growth , 459 , 43 ( 2016 )
DOI : 10.1016/j.jcrysgro.2016.11.065 | 2864 Cite : Bibtex RIS
H. Küpers, F. Bastiman, E. Luna, C. Somaschini, and L. Geelhaar

10 Author P. Corfdir , H. Küpers , R. B. Lewis , T. Flissikowski , H. T. Grahn , L. Geelhaar , O. Brandt
Title

Exciton dynamics in GaAs(Al,Ga)As core-shell nanowires with shell quantum dots

Source Phys. Rev. B , 94 , 155413 ( 2016 )
DOI : 10.1103/PhysRevB.94.155413 | Download: PDF | 2798 Cite : Bibtex RIS
P. Corfdir, H. Küpers, R. B. Lewis, T. Flissikowski, H. T. Grahn, L. Geelhaar, and O. Brandt