PD Dr. Stefan Ludwig

Senior Scientist

Stefan Ludwig

Telefon: +49 30 20377 292

Raum: 0523

Email: ludwig@pdi-berlin.de

 

Abteilung: Semiconductor Spectroscopy

Core research areas: Nanoanalytics

 

 

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1 Autor J. Freudenfeld , M. Geier , V. Umansky , P. W. Brouwer , S. Ludwig
Titel

Coherent Electron Optics with Ballistically Coupled Quantum Point Contacts

Source Phys. Rev. Lett. , 125 , 107701 ( 2020 )
DOI : 10.1103/PhysRevLett.125.107701 | Download: PDF | 3101 Cite : Bibtex RIS
J. Freudenfeld, M. Geier, V. Umansky, P. W. Brouwer, and S. Ludwig

2 Autor M. Geier , J. Freudenfeld , J. T. Silva , V. Umansky , D. Reuter , A. D. Wieck , P. W. Brouwer , S. Ludwig
Titel

Electrostatic potential shape of gate defined quantum point contacts

Source Phys. Rev. B , 101 , 165429 ( 2020 )
DOI : 10.1103/PhysRevB.101.165429 | Download: PDF | 3178 Cite : Bibtex RIS
M. Geier, J. Freudenfeld, J. T. Silva, V. Umansky, D. Reuter, A. D. Wieck, P. W. Brouwer, and S. Ludwig

3 Autor S. Ludwig
Titel

Noise put to use

Source Nat. Phys. , 15 , 310 ( 2019 )
DOI : 10.1038/s41567-019-0442-7 | 3093 Cite : Bibtex RIS
and S. Ludwig

4 Autor P. V. Santos , M. Msall , S. Ludwig
Titel

Acoustic field for the control of electronic excitations in semiconductor nanostructures

Source IEEE , Proceedings of the 2018 Ultrasonic Symposium , 1 ( 2018 )
DOI : 10.1109/ULTSYM.2018.8579769 | 3112 Cite : Bibtex RIS
P. V. Santos, M. Msall, and S. Ludwig

5 Autor L. Hüttenhofer , R. B. Lewis , S. Rauwerdink , A. Tahraoui , H. Küpers , L. Geelhaar , O. Marquardt , S. Ludwig
Titel

Optimization of ohmic contacts to n-type GaAs nanowires

Source Phys. Rev. Appl. , 10 , 034024 ( 2018 )
DOI : 10.1103/PhysRevApplied.10.034024 | arxiv: 1711.08284 | 2988 Cite : Bibtex RIS
L. Hüttenhofer, R. B. Lewis, S. Rauwerdink, A. Tahraoui, H. Küpers, L. Geelhaar, O. Marquardt, and S. Ludwig

6 Autor N. Bachsoliani , S. Platonov , A.D. Wieck , S. Ludwig
Titel

Mesoscopic field-effect-induced devices in depleted two-dimensional electron systems

Source Phys. Rev. Appl. , 8 , 064015 ( 2017 )
DOI : 10.1103/PhysRevApplied.8.064015 | arxiv: 1708.02034 | 2951 Cite : Bibtex RIS
N. Bachsoliani, S. Platonov, A.D. Wieck, and S. Ludwig

7 Autor F. Forster , M. Mühlbacher , R. Blattmann , D. Schuh , W. Wegscheider , S. Ludwig , S. Kohler
Titel

Landau-Zener Interference at Bichromatic Driving

Source Phys. Rev. B , 92 , 245422 ( 2015 )
DOI : 10.1103/PhysRevB.92.245422 | Download: PDF | 2810 Cite : Bibtex RIS
F. Forster, M. Mühlbacher, R. Blattmann, D. Schuh, W. Wegscheider, S. Ludwig, and S. Kohler

8 Autor F. Forster , M. Mühlbacher , D. Schuh , W. Wegscheider , S. Ludwig
Titel

Multistability and spin diffusion enhanced lifetimes in dynamic nuclear polarization in a double quantum dot

Source Phys. Rev. B , 92 , 245303 ( 2015 )
DOI : 10.1103/PhysRevB.92.245303 | Download: PDF | 2809 Cite : Bibtex RIS
F. Forster, M. Mühlbacher, D. Schuh, W. Wegscheider, and S. Ludwig

9 Autor J. Heyder , F. Bauer , E. Schubert , D. Borowsky , D. Schuh , W. Wegscheider , J. v. Delft , S. Ludwig
Titel

Relation between the 0.7-Anomaly and the Kondo Effect: Geometric Crossover be- tween a Quantum Point Contact and a Kondo Quantum Dot

Source Phys. Rev. B , 92 , 195401 ( 2015 )
DOI : 10.1103/PhysRevB.92.195401 | Download: PDF | 2811 Cite : Bibtex RIS
J. Heyder, F. Bauer, E. Schubert, D. Borowsky, D. Schuh, W. Wegscheider, J. v. Delft, and S. Ludwig

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