2025
Heterogeneous integration of silicon nitride and amorphous silicon carbide photonics
Zizheng Li, Bruno Lopez-Rodriguez, Naresh Sharma, Roald van der Kolk, Thomas Scholte, Harmen Smedes, R. Tufan Erdogan, Jin Chang, Hugo Voncken, Jun Gao, Ali W. Elshaari, Simon Gröblacher, Iman Esmaeil Zadeh
APL Photonics 1 October 2025; 10 (10): 106116.
Attojoule Superconducting Thermal Logic and Memories
Hui Wang, Niels Noordzij, Mischa Mikhailov, Stephan Steinhauer, Thomas Descamps, Eitan Oksenberg, Val Zwiller, Iman Esmaeil Zadeh
Nano Lett. 2025, 25, 11, 4401–4407
Heterogeneous integration of amorphous silicon carbide on thin film lithium niobate
Zizheng Li, Naresh Sharma, Bruno Lopez-Rodriguez, Roald van der Kolk, Thomas Scholte, Hugo Voncken, Jasper van der Boom, Simon Gröblacher, Iman Esmaeil Zadeh
APL Photonics 1 January 2025; 10 (1): 016120.
Magic Silicon Dioxide for Widely Tunable Photonic Integrated Circuits
Bruno Lopez-Rodriguez, Naresh Sharma, Zizheng Li, Roald van der Kolk, Jasper van der Boom, Thomas Scholte, Jin Chang, Simon Gröeblacher, Iman Esmaeil Zadeh
ACS Photonics 2025, 12, 3, 1321–1328
Amorphous Silicon-Carbide Photonics for Ultrasound Imaging
R. Tufan Erdogan, Bruno Lopez-Rodriguez, Wouter J. Westerveld, Sophinese Iskander-Rizk, Gerard J. Verbiest, Iman Esmaeil Zadeh, Peter G. Steeneken
arXiv:2507.04353
2024
Large, deterministic, and tunable thermo-optic shift for all photonic platforms
Bruno Lopez-Rodriguez, Naresh Sharma, Zizheng Li, Roald van der Kolk, Jasper van der Boom, Thomas Scholte, Jin Chang, Silvania F. Pereira, Iman Esmaeil Zadeh
Proc. SPIE 13012, Integrated Photonics Platforms III, 130120M (18 June 2024)
High-performance photon number resolving detectors for 850-950nm wavelength range
J. W.Niels Los, Mariia Sidorova, Bruno Lopez-Rodriguez, Patrick Qualm, Jin Chang, Stephan Steinhauer, Val Zwiller, Iman Esmaeil Zadeh
APL Photonics 1 June 2024; 9 (6): 066101
Real-Time Measurements of Photonic Microchips with Femtometer-Scale Spectral Precision and Ultrahigh Sensitivity
Mahdi Mozdoor Dashtabi, Mohammad Talebi Khoshmehr, Hamed Nikbakht, Bruno Lopez Rodriguez, Naresh Sharma, Iman Esmaeil Zadeh, B. Imran Akca
Laser Photonics Rev 2024, 18, 2301396
2023
High-Quality Amorphous Silicon Carbide for Hybrid Photonic Integration Deposited at a Low Temperature
Bruno Lopez-Rodriguez, Roald van der Kolk, Samarth Aggarwal, Naresh Sharma, Zizheng Li, Daniel van der Plaats, Thomas Scholte, Jin Chang, Simon Gröblacher, Silvania F. Pereira, Harish Bhaskaran, Iman Esmaeil Zadeh
ACS Photonics, vol. 10, no. 10, pp. 3748–3754, 2023.
Heterogeneous interconnection of low-loss and dense material platforms using adiabatic tapering coupler
Zizheng Li, Bruno Lopez-Rodriguez, Naresh Sharma, Iman Esmaeil-Zadeh
EPJ Web Conf. Vol. 287, 2023 EOS Annual Meeting 2023
Low-loss amorphous silicon carbide photonics and its heterogeneous integration with existing high performance active/passive platforms
Bruno Lopez-Rodriguez, Roald van der Kolk, Samarth Aggarwal, Zizheng Li, Naresh Sharma, Thomas Scholte, Harish Bhaskaran, and Iman Esmaeil Zadeh
Advanced Photonics Congress 2023
Controlling the Recovery Time of the Superconducting Nanowire Single Photon Detector using a Tunable Resistor
Hui Wang, Niels Noordzij, Johannes W. N. Los, and Iman Esmaeil Zadeh
(CLEO/Europe 2023) and (EQEC 2023) eb_p
Superconducting single-photon detectors get hot
Jin Chang, Iman Esmaeil Zadeh
Nat. Nanotechnol. 18, 322–323 (2023)
Nanowire-based integrated photonics for quantum information and quantum sensing
Jin Chang, Jun Gao, Iman Esmaeil Zadeh, Ali W. Elshaari, Val Zwiller
Nanophotonics, 12(3), 339-358.
2022
Deep confocal fluorescence microscopy with single-photon superconducting nanowire detector
Fei Xia, Monique Gevers, Andreas Fognini, Aaron T. Mok, Bo Li, Najva Akabri, Iman Esmaeil Zadeh, Jessie Qin-Dregely, Chris Xu
Advanced Photon Counting Techniques XVI Article 1208905 (SPIE proceedings; Vol. 12089)
In vivo non-invasive confocal fluorescence imaging beyond 1,700 nm using superconducting nanowire single-photon detectors
Feifei Wang, Fuqiang Ren, Zhuoran Ma, Liangqiong Qu, Ronan Gourgues, Chun Xu, Ani Baghdasaryan, Jiachen Li, Iman Esmaeil Zadeh, Johannes W. N. Los, Andreas Fognini, Jessie Qin-Dregely & Hongjie Dai
Nature Nanotechnology, 17(6), 653-660.
Tuneable silicon carbide photonics using phase change materials
Samarth Aggarwal, Yuhan He, Iman Esmaeil Zadeh, Harish Bhaskaran
SPIE Proceedings Vol. PC12010, Photonic and Phononic Properties of Engineered Nanostructures XII; PC120100C (2022)
Efficient mid-infrared single-photon detection using superconducting NbTiN nanowires with high time resolution in a Gifford-McMahon cryocooler
Jin Chang, Johannes W.N. Los, Ronan Gourgues, Stephan Steinhauer, S. N. Dorenbos, Silvania F. Pereira, H. Paul Urbach, Val Zwiller, Iman Esmaeil Zadeh
Photon. Res. 10, 1063-1070 (2022)
2021
start of QuPsi group
Deterministic integration of hBN emitter in silicon nitride photonic waveguide
Ali W. Elshaari, Anas Skalli, Samuel Gyger, Martin Nurizzo, Lucas Schweickert, Iman Esmaeil Zadeh, Mikael Svedendahl, Stephan Steinhauer, Val Zwiller
Advanced Quantum Technologies, vol. 4, no. 6, p. 2100032, 2021.
Detecting telecom single photons with (99.5+0.5−2.07)% system detection efficiency and high time resolution
J. Chang, J. W. N. Los, J. O. Tenorio-Pearl, N. Noordzij, R. Gourgues, A. Guardiani, J. R. Zichi, S. F. Pereira, H. P. Urbach, V. Zwiller, S. N. Dorenbos, I. Esmaeil Zadeh
APL Photonics 1 March 2021; 6 (3): 036114