Pico - Quantum Phenomena and Devices
We investigate mesoscopic physics and its sensor applications. The main focus is on charge transport and thermal properties of metallic, superconducting and hybrid nanostructures. Particular research topics include electronic thermometry and refrigeration, nonequilibrium effects, Josephson devices, quantized and coherent charge pumping, noise, fluctuations and full counting statistics of charge and heat transport.
Group leader: Jukka Pekola
Contact:
Tel: +358 40 700 9290, +358 50 344 2697
e-mail: jukka.pekola(at)aalto.fi
Coordinator:
Minna Günes
+358 50 3018442
e-mail: minna.gunes(at)aalto.fi
For more information, visit
PICO website
Research group members
Latest publications
Numerical implementation of the partial secular approximation and unified master equation in structured open quantum systems
Antti Vaaranta, Marco Cattaneo
2026
Computer Physics Communications
Nanoscale thickness Octave-spanning coherent supercontinuum light generation
Susobhan Das, Md Gius Uddin, Diao Li, Yadong Wang, Yunyun Dai, Juha Toivonen, Hao Hong, Kaihui Liu, Zhipei Sun
2025
LIGHT: SCIENCE & APPLICATIONS
Thermometry based on a superconducting qubit
D. S. Lvov, S. A. Lemziakov, E. Ankerhold, J. T. Peltonen, J. P. Pekola
2025
Physical Review Applied
Thermal rectification in a qubit-resonator system
L. Magazzù, E. Paladino, J. P. Pekola, M. Grifoni
2025
Physical Review Research
Probing fast quantum circuit refrigeration in the quantum regime
Shuji Nakamura, Teruaki Yoshioka, Sergei Lemziakov, Dmitrii Lvov, Hiroto Mukai, Akiyoshi Tomonaga, Shintaro Takada, Yuma Okazaki, Nobu Hisa Kaneko, Jukka Pekola, Jaw Shen Tsai
2025
Physical Review Applied
High-responsivity InSe/TaSe2 photodetectors integrated on low-loss silicon nitride waveguides
Maaz Ahmed Qureshi, Fooqia Khalid, Md Gius Uddin, Abde Mayeen Shafi, Isaac Doughan, Janvit Tippinit, Faisal Ahmed, Xiaoqi Cui, Matthieu Roussey, Harri Lipsanen, Zhipei Sun, Markku Kuittinen
2025
Nanoscale Advances
Thermal spectrometer for superconducting circuits
Christoforus Dimas Satrya, Yu Cheng Chang, Aleksandr S. Strelnikov, Rishabh Upadhyay, Ilari K. Mäkinen, Joonas T. Peltonen, Bayan Karimi, Jukka P. Pekola
2025
Nature Communications
Broadband miniaturized spectrometers with van der Waals junctions
Md Gius Uddin, Susobhan Das, Abde Mayeen Shafi, Lei Wang, Xiaoqi Cui, Fedor Nigmatulin, Faisal Ahmed, Andreas C. Liapis, Weiwei Cai, Zongyin Yang, Harri Lipsanen, Tawfique Hasan, Hoon Hahn Yoon, Zhipei Sun
2025
9th IEEE Electron Devices Technology and Manufacturing Conference
Superconducting flux qubit for quantum thermodynamics experiments
Rishabh Upadhyay
2025
Analytical solution of the open dispersive Jaynes-Cummings model and perturbative analytical solution of the open quantum Rabi model
Antti Vaaranta, Marco Cattaneo, Paolo Muratore-Ginanneschi
2025
Physical Review A