Team Members
Research Staff
Principal Investigator
Andreas Wallraff
Since January 2012 Andreas Wallraff is a Full Professor for Solid State Physics in the Department of Physics at ETH Zurich. He joined the department in January 2006 as a Tenure Track Assistant Professor and was promoted to Associate Professor in January 2010.
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+41 44 63 37563
andreas.wallraff(at)phys.ethz.ch
HPF D9
qudev.phys.ethz.ch
Senior Assistants
Jean-Claude Besse
Jean-Claude Besse is part of the Superconducting Circuits team of the ETH Zurich - PSI Quantum Computing Hub. He joined our group in February 2016 to conduct a PhD thesis, with a focus on quantum optics interactions in superconducting circuits.
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+41 44 63 32504
jean-claude.besse@phys.ethz.ch
HPF D2
Christoph Hellings
Christoph Hellings joined the Quantum Device Lab in November 2019 as a Postdoc and has been a Senior Assistant since September 2022. He obtained his PhD degree from TU Munich, where he worked on signal processing methods for wireless communication systems as well as on algorithms for nonconvex optimization.
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+41 44 63 37124
christoph.hellings(at)phys.ethz.ch
HPF D2
Marek Pechal
Marek Pechal is part of the Superconducting Circuits team of the ETH Zurich - PSI Quantum Computing Hub. He joined the Quantum Device Lab in September 2020 as a Senior Assistant specializing on superconducting circuit design.
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+41 44 63 32504
marek.pechal@phys.ethz.ch
HPF D2
Postdocs
Ilya Besedin
Ilya Besedin is part of the Superconducting Circuits team of the ETH Zurich - PSI Quantum Computing Hub. He joined the Quantum Device Lab in October 2022 as a Postdoc with a focus on quantum computing with superconducting qubits.
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+41 44 63 33116
ilya.besedin@phys.ethz.ch
HPF D17
Xi Dai
Xi Dai joined the Quantum Device Lab in September 2023 as a Postdoc. His research focuses on quantum optics with superconducting circuits. He obtained his Ph.D. in IQC, Waterloo, working with Adrian Lupascu and focusing on superconducting flux circuits for quantum annealing.
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+41 44 63 39101
xi.dai(at)phys.ethz.ch
HPF D5
Simone Frasca
Simone joined ETH as a member of the Quantum Device Lab in January 2024. He obtained his Ph.D. in the Advanced Quantum Architectures Laboratory (AQUA) at EPFL in January 2023, under the supervision of Prof.
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simone.frasca(at)phys.ethz.ch
HPF D14
Johannes Knörzer
Johannes Knörzer is part of the Superconducting Circuits team of the ETH Zurich - PSI Quantum Computing Hub. He joined the Quantum Device Lab as a Postdoc in February 2025. Previously, he was a Junior Fellow at the Institute for Theoretical Studies at ETH Zurich.
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+41 44 63 36558
johannes.knoerzer@phys.ethz.ch
HPF D14
Anatoly Kulikov
Anatoly Kulikov joined the Quantum Device Lab as a PostDoc in January 2021 with focus on quantum communication using superconducting circuits. After receiving his BSc and MSc degrees in theoretical physics from St.
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+41 44 63 37296
anatoly.kulikov(at)phys.ethz.ch
HPF D7
Andrés Rosario
Andrés Rosario joined the Quantum Device Lab in October 2019 as a Postdoc with focus on hybrid quantum systems combining semiconductor quantum dots with superconducting circuits. During his PhD in Arkady Fedorov's group at the University of Queensland, he studied waveguide QED phenomena with superconducting circuits, with a particular focus on nonreciprocal devices.
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+41 44 63 30649
andres.rosario(at)phys.ethz.ch
HPF D5
Felix Wagner
Felix Wagner is part of the Superconducting Circuits team of the ETH Zurich - PSI Quantum Computing Hub. He joined the Quantum Device Lab in February 2024 as a Postdoc with a focus on synergies in the fabrication, control, and their applications between low-temperature detectors and superconducting qubits.
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+41 44 63 33749
felix.wagner@phys.ethz.ch
HPF D17
PhD Students
Ekaterina Al-Tavil
Ekaterina Al-Tavil joined the Quantum Device Lab in November 2019 as a PhD student with focus on hybrid quantum systems combining semiconductor quantum dots with superconducting circuits. During her Master's she worked in the Quantum coherence lab with Nicolas Roch on Travelling wave parametric amplifiers made from superconducting circuits.
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+41 44 63 39101
ekaterina.altavil(at)phys.ethz.ch
HPF D5
Liberto Beltrán
Liberto Beltran started as a PhD student in April 2023 with a focus on quantum error correction and FPGA development. He completed his Master Studies in Quantum Engineering at ETH, for which he joined us during his Semester Thesis.
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liberto.beltran(at)phys.ethz.ch
Zih-Yang Chen
Zih-Yang Chen is part of the Superconducting Circuits team of the ETH Zurich - PSI Quantum Computing Hub. He joined QuDev in January 2025 as a PhD student focusing on quantum computing with 3D integrated superconducting circuits.
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+41 44 63 33749
yang.chen@phys.ethz.ch
HPF D17
Kieran Dalton
Kieran Dalton is part of the Superconducting Circuits team of the ETH Zurich - PSI Quantum Computing Hub. He joined the Quantum Device Lab in October 2022 for a PhD thesis. He previously completed his MSc in Physics at the University of Cambridge, with a master’s project on quantum computational chemistry.
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+41 44 63 32292
kieran.dalton@phys.ethz.ch
HPF D17
Jakob Ekert
Jakob Ekert is part of the Superconducting Circuits team of the ETH Zurich - PSI Quantum Computing Hub. He started as a PhD student in April 2024.
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+41 44 63 32294
jakob.ekert@phys.ethz.ch
HPF D7
Aleksandr Grigorev
Alexander Grigorev joined the Quantum Device Lab in October 2022 for a PhD thesis with focus on quantum optics interaction in superconducting circuits. He obtained his Master's degree in a joint project of NUST MISIS and KIT IPE during which he was working on correlation measurement of superconducting circuits using RFSoC devices.
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+41 44 63 30649
aleksandr.grigorev(at)phys.ethz.ch
HPF D5
Dominic Hagmann
Dominic Hagmann is part of the Superconducting Circuits team of the ETH Zurich - PSI Quantum Computing Hub. He joined the Quantum Device Lab in February 2024 as a PhD student working on fabrication related device aspects.
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+41 44 63 30649
dominic.hagmann@phys.ethz.ch
HPF D5
Alonso Hernández-Antón
Alonso Hernández-Antón started as a PhD student in September 2023. He supported us as a Research Assistant during June 2023. Previously he carried out his master's thesis in our group on the generation of multipartite entangled photonic states, and a semester thesis on the indirect detection of tunable couplers.
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+41 44 63 39101
alonso.hernandez(at)phys.ethz.ch
HPF D5
Ian Hesner
Ian Hesner is part of the Superconducting Circuits team of the ETH Zurich - PSI Quantum Computing Hub. He started as a PhD student in March 2024 with a focus in Quantum Error Correction.
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+41 44 63 37192
ian.hesner@phys.ethz.ch
HPF D7
Luca Hofele
Luca Hofele started as a PhD student in April 2023 with a focus on quantum error correction and software development. He previously conducted his master thesis in our group and participated in an advanced QuanTech Workshop within the ETH Zurich Master program (MSc ETH Quantum Engineering).
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+41 44 63 32292
luca.hofele(at)phys.ethz.ch
HPF D17
Michael Kerschbaum
Michael Kerschbaum is part of the Superconducting Circuits team of the ETH Zurich - PSI Quantum Computing Hub. He started as a PhD student in November 2020.
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+41 44 63 37192
michael.kerschbaum@phys.ethz.ch
HPF D7
Mario Lopez
Mario Lopez joined the Quantum Device Lab soon as a PhD student. He obtained his Master’s degree in Nanophotonics from the Université de Technologie de Troyes (UTT-NANOPHOT), where, as part of his Master’s project, he worked with Alice & Bob on a superconducting chip fabrication yield improvement project.
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+41 44 63 33481
mario.lopez@phys.ethz.ch
HPF D5
Colin Scarato
Colin Scarato joined the Quantum Device Lab in March 2020 to carry out his master's thesis internship, and is currently continuing his activity as a PhD student. He previously received master's degrees at INSA Lyon and the University of Paris.
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colin.scarato(at)phys.ethz.ch
HPF D5
Josua Schär
Josua Schär started as a PhD student in October 2024. Previously he carried out his master's thesis on heralded remote entanglement in our group in Autumn 2019. Afterwards he supported the group with his technical expertise and was involved in research in microwave-based quantum networks.
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+41 44 63 32294
josua.schaer@phys.ethz.ch
HPF D7
Yongxin Song
Yongxin Song is part of the Superconducting Circuits team of the ETH Zurich - PSI Quantum Computing Hub. He rejoined the Quantum Device Lab in July 2022 for a PhD thesis. Previously, he participated in an advanced QuanTech Workshop within the ETH Zurich Master program (MSc ETH Quantum Engineering) in February 2020.
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+41 44 63 37192
yongxin.song@phys.ethz.ch
HPF D 7
Management & Technical Staff
Administration & Project Management
Francesca Bay
Francesca Bay is the Teamleader Administration and Project Management at the Quantum Device Lab, which she joined in 2010. She is also coordinating the financial and administrative aspects of the Quantum Center at ETH Zurich since its inauguration in 2020 and the Superconducting Circuits group of the ETH Zurich-PSI Quantum Computing Hub.
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+41 44 63 37037
francesca.bay(at)phys.ethz.ch
HPF D8
Project Administrator
Konstanze Schiessl
Konstanze Schiessl joined the Quantum Device Lab in November 2025 as Project Administrator. She holds a PhD from ETH and has experience in project and grant management at the intersection of science and industry.
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+41 44 63 33921
konstanze.schiessl@phys.ethz.ch
HPF D14
Administrative Assistants
Cindy Donati
Cindy Donati joined the Quantum Device Lab in October 2018. She worked in various administrative positions as well as in the public relations for the University of Lucerne and did further educations in the area of languages, HR and sports.
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+41 44 63 32335
cindy.donati@phys.ethz.ch
HPF D11
Galia Messikommer
Galia Messikommer joined the Quantum Device Lab and the Quantum Center in November 2023. She previously worked in various administrative positions and as a special education teaching assistant.
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+41 44 63 32193
galia.messikommer(at)phys.ethz.ch
Engineers
Kadir Akin
Kadir Akin is part of the Superconducting Circuits team of the ETH Zurich - PSI Quantum Computing Hub. He joined our group as a postdoc in October 2016.
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+41 44 63 33626
kadir.akin@phys.ethz.ch
HPF G7
Mohsen Bahrami Panah
Mohsen Bahrami Panah is part of the Superconducting Circuits team of the ETH Zurich - PSI Quantum Computing Hub. He joined the Quantum Device Lab as a Technical Expert specialized in device micro- and nano-fabrication in September 2021.
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+41 44 63 36992
mohsen.bahrami@phys.ethz.ch
HPF G7
Marius Bild
Marius joined the Quantum Device Lab in January 2025. During his PhD at ETH Zurich, he worked with Prof. Yiwen Chu on the creation of macroscopic quantum states in a quantum acoustic system coupled to superconducting qubit.
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+41 44 63 33116
marius.bild@phys.ethz.ch
HPF D17
Dante Colao
Dante Colao joined the Quantum Device Lab in September 2019 for a PhD thesis, after receiving his MSc from CentraleSupélec and BSc from UFRGS. His research focuses on scaling up quantum processors as part of the OpenSuperQ project.
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+41 44 63 32292
dante.colao@phys.ethz.ch
HPF D17
Felix Henrich
Felix Henrich is part of the Superconducting Circuits team of the ETH Zurich - PSI Quantum Computing Hub. He joined the Quantum Device Lab in February 2025 as a Device Fabrication Engineer.
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+41 44 63 33987
felix.henrich@phys.ethz.ch
HPF G7
Norbert Meier
Norbert Meier is part of the Superconducting Circuits team of the ETH Zurich - PSI Quantum Computing Hub. He joined the Quantum Device Lab in October 2024 as a Process Engineer and continues to work for the FIRST team at ETH Hönggerberg, in both positions with a workload of 40%.Prior to the ETH Zürich, Norbert worked for more than 14 years (2004 - 2020) as a staff member at IBM Research – Zurich in the Photonics Group and after its renaming in 2016 in the Neuromorphic Devices and Systems Group.
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norbert.meier@phys.ethz.ch
François Swiadek
François Swiadek joined the Quantum Device Lab in August 2019 to pursue his PhD. After successfully defending his thesis in July 2025, he continued in the group as a research scientist. His research focuses on the readout of superconducting qubits and the design of quantum processing units.
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+41 44 63 33749
francois.swiadek@phys.ethz.ch
HPF D17
Hon-Ming Yip
Hon-Ming Yip joined the Quantum Device Lab as a Systems Engineer in January 2025. He earned his PhD in Microsystems and Microelectronics from EPFL, where he specialised in microfabrication and microfluidics.
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ming.yip@phys.ethz.ch
Technical Staff
Raphael Keller
Lab responsible PSI and Technician with focus on cryogenics. Raphael Keller is part of the Superconducting Circuits team of the ETH Zurich - PSI Quantum Computing Hub.
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+41 44 63 38100
raphael.keller@phys.ethz.ch
HPF D8
Flavio Müller
Lab technician at ETH Zurich - PSI Quantum Computer Hub. Flavio Müller joined the Quantum Device Lab in August 2025. From 2020 to 2024, he completed an apprenticeship as a polymechanic at the Paul Scherrer Institute and worked there for one year.
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flavio.mueller@phys.ethz.ch
Manuel Werner
Lab technician at ETH Zurich – PSI Quantum Computer Hub. Manuel Werner is part of the Superconducting Circuits team of the ETH Zurich - PSI Quantum Computing Hub.
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manuel.werner@psi.ch
Students
Master's Thesis Students
Kyle Bensink
Kyle Bensink joined the Quantum Device Lab for the 2025-26 Academic Year to carry out a Master’s thesis project. He is a student at the Technical University of Munich (TUM) in the MSc Quantum Science and Technology program.
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kbensink@student.ethz.ch
Andrii Dumik
Andrii Dumik joined the Quantum Device Lab during the Fall Semester 2025 for a Master’s thesis project within the ETH Zurich Master program (MSc Quantum Engineering).
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adumik@student.ethz.ch
Romeck Kloezen
Romeck Kloezen joined the Quantum Device Lab during the Fall Semester 2025 for a Master’s thesis project within the ETH Zurich Master programme (MSc ETH Quantum Engineering). He was previously in our group for a semester project entitled "On-Demand Scrambling of Two-Level Defects in Superconducting Qubits by Local Heating" as part of Master’s education (MSc ETH Quantum Engineering).
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rkloezen@student.ethz.ch
Jonathan Knoll
Jonathan Knoll rejoined our group in fall 2024, after starting his external Master’s thesis in the group of Prof. William D. Oliver at MIT in Boston, USA. He had previously joined our group in September 2023 for a semester project on 'Creating a Logical Bell State Between Two Repetition Codes Using Lattice Surgery' within the ETH Zurich Master program (MSc ETH Quantum Engineering) and had also supported us as a Research Assistant in software development.
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Alexander Rommens
Alexander Rommens rejoined our group in fall 2025, after starting his external Master’s thesis in the group of Prof. William D. Oliver at MIT in Boston, USA. His thesis work focuses on the design and simulation of a modular quantum computing architecture that utilizes waveguide QED to achieve remote entanglement between physically separated quantum processors.
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Nicolas Schmid
Nicolas Schmid rejoined our group in fall 2025, after starting his external Master’s thesis in the Quantum Circuit Group of Prof. Benjamin Huard at ENS Lyon. His project aims to leverage the NVIDIA DGX Quantum platform to improve qubit control using GPU-accelerated reinforcement learning, optimizing control pulses for arbitrary state preparation in a 3D cavity coupled to a transmon qubit.
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Taiga Takahashi
Taiga Takahashi joined the Quantum Device Lab during the Fall Semester 2025 for a Master’s thesis project within the ETH Zurich Master program (MSc ETH Quantum Engineering).
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ttakahashi@student.ethz.ch
Emre Vardar
Emre Vardar joined the Quantum Device Lab during the Fall Semester 2025 for a Master’s thesis project within the ETH Zurich Master program (MSc ETH Quantum Engineering). He was previously in our group for a QuanTech project as part of his Master’s education (MSc ETH Quantum Engineering).
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evardar@student.ethz.ch
Bachelor's Thesis Students
Peter Mukovskiy
Peter Mukovskiy joined the Quantum Device Lab during the Fall Semester of 2025 for a Group Project within the ETH Zurich Bachelor in Electrical Engineering program.
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pmukovskiy@student.ethz.ch
Lan Zhang
Lan Zhang joined the Quantum Device Lab during the Fall Semester 2025 for a Bachelor’s thesis project within the ETH Zurich Bachelor programme (BSc ETH Electrical Engineering and Information Technology).
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lazhang@student.ethz.ch
Research Assistants
Nessim Dridi
Nessim Dridi joined the Quantum Device Lab in September 2025 to support us as a Research Assistant. He completed a semester project in the Quantum Photonics Group within the MSc in Quantum Engineering at ETH.
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ndridi@student.ethz.ch
Naman Gupta
Naman Gupta joined the Quantum Device Lab in September 2025 as a Research Assistant. He completed his bachelor's in Electrical Engineering from the Indian Institute of Technology Kanpur (IIT Kanpur), India in June 2024.
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nagupta@student.ethz.ch
Jonathan Trebst
Jonathan Trebst rejoined the Quantum Device Lab in November 2025 to support us as a Research Assistant. He had previously joined our group in September 2024 during a 12-month internship as part of his master studies at the University of Bonn in Germany.
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jtrebst@student.ethz.ch
Akshar Tripathi
Akshar Tripathi joined the Quantum Device Lab in October 2025 as a Research Assistant. Previously, during his undergraduate studies at IIT Delhi, he worked on a broad range of research projects in nanoelectromechanical (NEMS) devices, trapped-ion systems and RF antennas.
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atripathi@phys.ethz.ch
Giovanni Zhang
Giovanni Zhang rejoined the Quantum Device Lab in October 2025 as a Research Assistant. He first joined the group in September 2024 as a Quantech student working on Two Level Systems (TLS) mitigation techniques within his MSc.
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zgiovanni@student.ethz.ch
Semester Thesis Students
Iva Sanwald
Iva Sanwald joined the Quantum Device Lab for the Fall Semester 2025 to carry out a semester project within the ETH Zurich Master programme (MSc ETH Physics).
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isanwald@student.ethz.ch
Silvan Wigger
Silvan Wigger joined the Quantum Device Lab for the Fall Semester 2025 to carry out a semester project within the [ETH Zurich Bachelor programme MSc ETH Physics.
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siwigger@student.ethz.ch