Growth map for Ga-assisted growth of GaAs nanowires on Si (111) substrates by molecular beam epitaxy F Bastiman, H Küpers, C Somaschini, L Geelhaar Nanotechnology 27 (9), 095601, 2016 | 58 | 2016 |
Diameter evolution of selective area grown Ga-assisted GaAs nanowires H Küpers, RB Lewis, A Tahraoui, M Matalla, O Krüger, F Bastiman, ... Nano Research 11, 2885-2893, 2018 | 56 | 2018 |
Anomalous strain relaxation in core–shell nanowire heterostructures via simultaneous coherent and incoherent growth RB Lewis, L Nicolai, H Küpers, M Ramsteiner, A Trampert, L Geelhaar Nano Letters 17 (1), 136-142, 2017 | 53 | 2017 |
Nanowires bending over backward from strain partitioning in asymmetric core–shell heterostructures RB Lewis, P Corfdir, H Küpers, T Flissikowski, O Brandt, L Geelhaar Nano letters 18 (4), 2343-2350, 2018 | 47 | 2018 |
Ga predeposition for the Ga-assisted growth of GaAs nanowire ensembles with low number density and homogeneous length H Küpers, F Bastiman, E Luna, C Somaschini, L Geelhaar Journal of Crystal Growth 459, 43-49, 2017 | 34 | 2017 |
Surface preparation and patterning by nano imprint lithography for the selective area growth of GaAs nanowires on Si (111) H Küpers, A Tahraoui, RB Lewis, S Rauwerdink, M Matalla, O Krüger, ... Semiconductor Science and Technology 32 (11), 115003, 2017 | 32 | 2017 |
Impact of the shadowing effect on the crystal structure of patterned self-catalyzed GaAs nanowires P Schroth, M Al Humaidi, L Feigl, J Jakob, A Al Hassan, A Davtyan, ... Nano letters 19 (7), 4263-4271, 2019 | 26 | 2019 |
Self-assembly of InAs nanostructures on the sidewalls of GaAs nanowires directed by a Bi surfactant RB Lewis, P Corfdir, J Herranz, H Küpers, U Jahn, O Brandt, L Geelhaar Nano Letters 17 (7), 4255-4260, 2017 | 26 | 2017 |
Determination of indium content of GaAs/(In, Ga) As/(GaAs) core-shell (-shell) nanowires by x-ray diffraction and nano x-ray fluorescence A Al Hassan, RB Lewis, H Küpers, WH Lin, D Bahrami, T Krause, ... Physical Review Materials 2 (1), 014604, 2018 | 15 | 2018 |
Exciton dynamics in GaAs/(Al, Ga) As core-shell nanowires with shell quantum dots P Corfdir, H Küpers, RB Lewis, T Flissikowski, HT Grahn, L Geelhaar, ... Physical Review B 94 (15), 155413, 2016 | 15 | 2016 |
Complete structural and strain analysis of single GaAs/(In, Ga) As/GaAs core–shell–shell nanowires by means of in-plane and out-of-plane X-ray nanodiffraction A Al Hassan, A Davtyan, H Küpers, RB Lewis, D Bahrami, F Bertram, ... Journal of Applied Crystallography 51 (5), 1387-1395, 2018 | 13 | 2018 |
Exciton recombination at crystal-phase quantum rings in GaAs/InxGa1− xAs core/multishell nanowires P Corfdir, RB Lewis, O Marquardt, H Küpers, J Grandal, E Dimakis, ... Applied Physics Letters 109 (8), 2016 | 13 | 2016 |
Threefold rotational symmetry in hexagonally shaped core–shell (In, Ga) As/GaAs nanowires revealed by coherent X-ray diffraction imaging A Davtyan, T Krause, D Kriegner, A Al-Hassan, D Bahrami, ... Journal of applied crystallography 50 (3), 673-680, 2017 | 12 | 2017 |
Impact of outer shell structure and localization effects on charge carrier dynamics in GaAs/(In, Ga) As nanowire core–shell quantum wells H Küpers, P Corfdir, RB Lewis, T Flissikowski, A Tahraoui, HT Grahn, ... physica status solidi (RRL)–Rapid Research Letters 13 (5), 1800527, 2019 | 11 | 2019 |
Optimization of Ohmic Contacts to -Type Nanowires L Hüttenhofer, D Xydias, RB Lewis, S Rauwerdink, A Tahraoui, H Küpers, ... Physical Review Applied 10 (3), 034024, 2018 | 9 | 2018 |
Coherent X-ray diffraction imaging meets ptychography to study core-shell-shell nanowires A Davtyan, V Favre-Nicolin, RB Lewis, H Küpers, L Geelhaar, D Kriegner, ... MRS Advances 3 (39), 2317-2322, 2018 | 9 | 2018 |
Efficient methodology to correlate structural with optical properties of GaAs nanowires based on scanning electron microscopy WH Lin, U Jahn, H Küpers, E Luna, RB Lewis, L Geelhaar, O Brandt Nanotechnology 28 (41), 415703, 2017 | 8 | 2017 |
Spatially-resolved luminescence and crystal structure of single core–shell nanowires measured in the as-grown geometry A AlHassan, J Lähnemann, S Leake, H Küpers, M Niehle, D Bahrami, ... Nanotechnology 31 (21), 214002, 2020 | 6 | 2020 |
Analysis of incubation time preceding the Ga-assisted nucleation and growth of GaAs nanowires on Si (111) F Bastiman, H Küpers, C Somaschini, VG Dubrovskii, L Geelhaar Physical Review Materials 3 (7), 073401, 2019 | 6 | 2019 |
Drastic effect of sequential deposition resulting from flux directionality on the luminescence efficiency of nanowire shells H Küpers, RB Lewis, P Corfdir, M Niehle, T Flissikowski, HT Grahn, ... ACS Applied Materials & Interfaces 13 (42), 50220-50227, 2021 | 2 | 2021 |