Group Members
Director

Prof. Dr. Harald Giessen
Consultation hour: Thu 12:30 - 13:00 ~ Curriculum Vitae
Office: 4-552 | Phone: +49 711 685 65111 |
h.giessen@pi4.uni-stuttgart.de | Fax: +49 711 685 65097 |
Secretary

Dr. Christine von Rekowski
Office: 4-553 | Phone: +49 711 685 65110 |
c.rekowski@pi4.uni-stuttgart.de | Fax: +49 711 685 65097 |
Junior Professors

Jun.-Prof. Dr. Stefan Kaiser
Leader of the Max Planck Research Group "Ultrafast Solid State Spectroscopy"
Office: 7M19 | Phone: +49 711 689 1775 |
s.kaiser@pi4.uni-stuttgart.de | Fax: +49 711 689 1010 |

Jun.-Prof. Dr. Thomas Weiss
Leader of the Junior Research Group "Physical Optics"
Office: 4-557 | Phone: +49 711 685 69847 |
t.weiss@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |
Director of Nanofabrication

Dr. Mario Hentschel
Head of Cleanroom and Nanostructuring Facilities
Office: 4-547 | Phone: +49 711 685 65104 |
m.hentschel@pi4.uni-stuttgart.de | Fax: +49 711 685 65097 |
Postdocs

Dr. Hao Chu
Ultrafast spectroscopy on correlated materials
Office: 7M23 | Phone: +49 711 689 1777 |
h.chu@fkf.mpg.de | Fax: +49 711 689 1010 |

Dr. Dominik Floess
Nonreciprocal Plasmonics
Office: 4-507 | Phone: +49 711 685 64979 |
d.floess@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Dr. Bettina Frank
Large-area and single crystalline plasmonics
Office: 4-551 | Phone: +49 711 685 65106 |
b.frank@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Dr. Lili Gui
Compact femtosecond lasers and nonlinear optics
Office: 4-509 | Phone: +49 711 685 64955 |
l.gui@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Dr. Heiko Linnenbank
Ultrafast laser spectroscopy and nonlinear plasmonics
Office: 4-549 | Phone: +49 711 685 65109 |
h.linnenbank@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Dr. Frank Neubrech
Surface-enhanced spectroscopy
f.neubrech@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Dr. Andy Steinmann
Solid state ultrafast lasers
Office: 4-516 | Phone: +49 711 685 64963 |
a.steinmann@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Dr. Nikolai Strohfeldt
Optical Hydrogen Sensing and Active Plasmonics
Office: 4-514 | Phone: +49 711 685 65107 |
n.strohfeldt@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |
Permanent Staff

Michael Kube
Cleanroom facilities
Office: 4-518 | Phone: +49 711 685 64532 |
m.kube@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Monika Ubl
Etching and thin film techniques
Office: 4-518 | Phone: +49 711 685 69841 |
m.ubl@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |
PhD Students

Qi Ai, M.Sc.
Fiber oscillators
Office: 4-511 | Phone: +49 711 685 64962 |
q.ai@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Izzatjon Allayarov, M.Sc.
Theory and numerical methods for hybrid plasmonic and quantum systems
Office: 4-308 | Phone: +49 711 685 64960 |
i.allayarov@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Steffen Both, M.Sc.
Coupling of quantum emitters to plasmonic nanostructures
Office: 4-311 | Phone: +49 711 685 60518 |
s.both@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Sascha Böhrkircher, M.Sc.
Light-matter interaction in curved microcavities
Office: 4-556 | Phone: +49 711 685 60842 |
sascha.boehrkircher@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Josselin Defrance, M.Sc.
Theory of non-linear plasmonics
Office: 4-516 | Phone: +49 711 685 65188 |
j.defrance@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Min-Jae Kim, M.Sc.
Optical control of intercalated superconductors
Office: 7M23 | Phone: +49 711 689 1779 |
mj.kim@pi4.uni-stuttgart.de | Fax: +49 711 689 1010 |

Annika Konzelmann, M.Sc.
Excitonic Rydberg Spectroscopy
Office: 4-509 | Phone: +49 711 685 69872 |
a.konzelmann@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Joachim Krauth, M.Sc.
Mid-infrared light generation
Office: 4-518 | Phone: +49 711 685 64957 |
j.krauth@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Florian Mörz, M.Sc.
Optical parametric amplifier for the near IR
Office: 4-518 | Phone: +49 711 685 60509 |
f.moerz@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Simon Ristok, M.Sc.
Complex microoptics by 3D printing
Office: 4-555 | Phone: +49 711 685 60517 |
s.ristok@pi4.uni-stuttgart.de | Fax: +49 711 685 65397 |

Michael Schmid, M.Sc.
3D printed microoptics
Office: 4-555 | Phone: +49 711 685 60519 |
m.schmid@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Rostyslav Semenyshyn, M.Sc.
Surface enhanced infrared spectroscopy
Office: 4-311 | Phone: +49 711 685 60516 |
r.semenyshyn@pi4.uni-stuttgart.de | Fax: +49 711 685 65397 |

Parmida Shabestari, M.Sc.
Ultrafast optical spectroscopy of novel quantum materials
Office: 7M23 | Phone: +49 711 689 1779 |
p.shabestari@pi4.uni-stuttgart.de | Fax: +49 711 689 1010 |

Florian Sterl, M.Sc.
Chemical Reaction Sensing with Plasmonic Materials
Office: 4-507 | Phone: +49 711 685 64961 |
f.sterl@pi4.uni-stuttgart.de | Fax: +49 711 685 65397 |

Swaathi Upendar, M.Sc.
Theory of disordered photonic crystal fibers
Office: 4-308 | Phone: +49 711 685 60510 |
s.upendar@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Ramon Walter, M.Sc.
Cleanroom facilities and advanced lithography methods
Office: 4-309 | Phone: +49 711 685 64956 |
r.walter@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Ksenia Weber, M.Sc.
New materials for 3D printing
Office: 4-511 | Phone: +49 711 685 65108 |
k.weber@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |
Master Students

Annette Böhme, B.Sc.
Phase Transitions of Single Nanoparticles
Office: 4-507 | Phone: +49 711 685 64979 |
a.boehme@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Vincent Drechsler, B.Sc.
Nonlinear chiral plasmonics
Office: 4-526 | Phone: +49 711 685 65071 |
vincent.drechsler@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Ahmed Farag, B.Sc.
Plasmonic detectors
Office: 4-314 | Phone: +49 711 685 65877 |
a.farag@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Moritz Floess, B.Sc.
Stimulated Raman scattering microscopy
Office: 4-314 | Phone: +49 711 685 65877 |
m.floess@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Caroline Grenet, B.Sc.
Large-area optical nanoplasmonic gas sensors
Office: 4-514 | Phone: +49 711 685 64964 |
c.grenet@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Ediz Herkert, B.Sc.
Hydrogen sensor design
Office: 4-314 | Phone: +49 711 685 65877 |
e.herkert@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Emily Huang, B.Sc.
Double pulse excitation schemes to probe order parameter dynamics
Office: 7M21 | Phone: +49 711 689 1777 |
e.huang@fkf.mpg.de | Fax: +49 711 689 1010 |

Julian Karst, B.Sc.
Nanohydrogenography
Office: 4-314 | Phone: +49 711 685 60515 |
j.karst@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Lucca Kühner, B.Sc.
Resonant SEIRA in the far IR and THz range
Office: 4-314 | Phone: +49 711 685 60515 |
l.kuehner@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Marco Nägele, B.Sc.
Parametric light sources
Office: 4-314 | Phone: +49 711 685 65877 |
m.naegele@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Tobias Pohl, B.Sc.
Optical and plasmonic gas sensing
Office: 4-314 | Phone: +49 711 685 65877 |
t.pohl@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Amrit Raj Pokharel, B.Sc.
Ultrafast spectroscopy techniques
Office: 7M23 | Phone: +49 711 689 1779 |
a.pokharel@pi4.uni-stuttgart.de | Fax: +49 711 689 1010 |
Bachelor Students

Philipp Geser
3D printed microoptics
Office: 4-526 | Phone: +49 711 685 65071 |
p.geser@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |
Trainees

Rebecca Rühle
Microoptics
Office: 4-526 | Phone: +49 711 685 65071 |
r.ruehle@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Chenyang Zhang, B.Sc.
3D printing of complex optical elements
Office: 4-526 | Phone: +49 711 685 65071 |
c.zhang@pi4.uni-stuttgart.de | Fax: +49 711 685 60397 |

Valentin Zimmermann, B.Sc.
Synthesis and analysis of single crystalline gold platelets
Office: 4-526 | Phone: +49 711 685 65071 |
Fax: +49 711 685 60397 |