Browse image galleries and video lectures, and find a selection of publications


The Quantum Technology Research Lectures (QTLR) explore and explain the different areas of research taking place across the different groups at QTF.

Each 15 – 20 minute lecture is given by one of our researchers and gives an overview of their research question and the broader topics that their group is interested in.

Highlighted publications

Optical fibres with embedded two-dimensional materials for ultrahigh nonlinearity

Zuo, Y., Yu, W., Liu, C., Cheng, X., Qiao, R., Liang, J., Zhou, X., Wang, J., Wu, M., Zhao, Y., Gao, P., Wu, S., Sun, Z., Liu, K., Bai, X. & Liu, Z., 1 Jan 2020, (Accepted/In press) In : Nature Nanotechnology.

Suspended superconducting weak links from aerosol-synthesized single-walled carbon nanotubes

Kaikkonen, J. P., Sebastian, A. T., Laiho, P., Wei, N., Will, M., Liao, Y., Kauppinen, E. I. & Hakonen, P. J., 2020, In : Nano Research.

Electric field control of radiative heat transfer in a superconducting circuit

Maillet, O., Subero, D., Peltonen, J. T., Golubev, D. S. & Pekola, J. P., 1 Dec 2020, In : Nature Communications. 11, 1, p. 1-6 6 p., 4326.

Precise control of the interlayer twist angle in large scale MoS2 homostructures

Liao, M., Wei, Z., Du, L., Wang, Q., Tang, J., Yu, H., Wu, F., Zhao, J., Xu, X., Han, B., Liu, K., Gao, P., Polcar, T., Sun, Z., Shi, D., Yang, R. & Zhang, G., 1 Dec 2020, In : Nature Communications. 11, 1, 2153.

Correlation Picture Approach to Open-Quantum-System Dynamics

Alipour, S., Rezakhani, A. T., Babu, A. P., Mølmer, K., Möttönen, M., & Ala-Nissila, T., 7 Nov 2020, In : Phys. Rev. X 20, 041024.

Diffusive limit of non-Markovian quantum jumps

Luoma, K., Strunz, W. T., and Piilo, J., 9 Oct 2020, In : Physical Review Letters. 125, 150403.

Bolometer operating at the threshold for circuit quantum electrodynamics

Kokkoniemi, R., Girard, J-P., Hazra, D., Laitinen, A., Govenius, J., Lake, R., Sallinen, I., Vesterinen, V., Partanen, M., Tan, J. Y., Chan, K. W., Tan, K., Hakonen, P. J. & Möttönen, M., 30 Sep 2020, In : Nature. 586, p. 47–51.

A general ink formulation of 2D crystals for wafer-scale inkjet printing

Hu, G., Yang, L., Yang, Z., Wang, Y., Jin, X., Dai, J., Wu, Q., Liu, S., Zhu, X., Wang, X., Wu, T. C., Howe, R. C. T., Albrow-Owen, T., Ng, L. W. T., Yang, Q., Occhipinti, L. G., Woodward, R. I., Kelleher, E. J. R., Sun, Z., Huang, X., Zhang, M., Bain, C. D. & Hasan, T., 1 Aug 2020, In : Science Advances. 6, 33, p. eaba5029.

Thermionic junction devices utilizing phonon blocking

Mykkänen, E., Lehtinen, J. S., Grönberg, L., Shchepetov, A., Timofeev, A. V., Gunnarsson, D., Kemppinen, A., Manninen, A. J. & Prunnila, M., 2020, In : Science advances. 6, 15, eaax9191.

Active Quasiparticle Suppression in a Non-Equilibrium Superconductor

Marin Suarez, M., Peltonen, J. & Pekola, J. P., 18 Jun 2020, In : Nano Letters. 20, 7, p. 5066-5071.

Nonreciprocal Transport Based on Cavity Floquet Modes in Optomechanics

Mercier De Lépinay, L., Ockeloen-Korppi, C. F., Malz, D. & Sillanpää, M. A., 10 Jul 2020, In : Physical Review Letters. 125, 2, 7 p., 023603.

Rate Operator Unraveling for Open Quantum System Dynamics

Smirne, A., Caiaffa, M. & Piilo, J., 15 May 2020, in : Physical Review Letters. 124,190402.

Quantum Trajectory Analysis of Single Microwave Photon Detection by Nanocalorimetry

Karimi, B. & Pekola, J. P., 29 Apr 2020, In: Physical Review Letters 124, 17, 5 p., 170601.

Operation of a silicon quantum processor unit cell above one kelvin

Yang, C. H., Leon, R. C. C., Hwang, J. C. C., Saraiva, A., Tanttu, T.,  Huang, W., Camirand Lemyre, J., Chan, K. W., Tan, K. Y., Hudson, F. E., Itoh, K. M., Morello, A., Pioro-Ladrière, M., Laucht A. & Dzurak, A. S., 15 Apr 2020, In: Nature 580, 350-354.

Shortcuts to Adiabatic Pumping in Classical Stochastic Systems

Funo, K., Lambert, N., Nori, F. & Flindt, C., 13 Apr 2020, In : Physical Review Letters. 124, 15, p. 1-6 6 p., 150603.

Coherent spin control of s-, p-, d- and f-electrons in a silicon quantum dot

Leon, R., Yang, C. H., Hwang, J., Camirand Lemyre, J., Tanttu, T., Huang, W., Chan, K. W., Tan, K., Hudson, F., Itoh, K., Morello, A., Laucht, A., Pioro-Ladriere, M., Saraiva, A. & Dzurak, A. S., 11 Feb 2020, In: Nature Communications 11, 797.

Thermodynamic Geometry of Microscopic Heat Engines

Brandner, K. & Saito, K., 31 Jan 2020, In: Physical Review Letters 124, 040602.

Reaching the ultimate energy resolution of a quantum detector

Karimi, B., Brange, F., Samuelsson, P. & Pekola, J. P., 17 Jan 2020, In: Nature Communications 11, 367.

IBM Q Experience as a versatile experimental testbed for simulating open quantum systems

García-Pérez, G., Rossi, M. A. C. & Maniscalco, S., 7 Jan 2020, In: npj Quantum Information 6, 1-10.

Efficient All-Optical Plasmonic Modulators with Atomically Thin Van Der Waals Heterostructures

Guo, X., Liu, R., Hu, D., Hu, H., Wei, Z., Wang, R., Dai, Y., Cheng, Y., Chen, K., Liu, K., Zhang, G., Zhu, X., Sun, Z., Yang, X. & Dai, Q., 1 Jan 2020, In : Advanced Materials. 1907105.

Single-spin qubits in isotopically enriched silicon at low magnetic field

Zhao, R., Tanttu, T., Tan, K. Y., Hensen, B., Chan, K. W., Hwang, J., Leon, R., Yang, C. H., Gilbert, W., Hudson, F., Itoh, K., Kiselev, A., Ladd, T., Morello, A., Laucht, A. & Dzurak, A., 3 Dec 2019, In: Nature Communications 10, 5500.

Extreme nonlinear strong-field photoemission from carbon nanotubes

Li, C., Chen, K., Guan, M., Wang, X., Zhou, X., Zhai, F., Dai, J., Li, Z., Sun, Z., Meng, S. Liu, K. & Dai, Q., 1 Dec 2019, In: Nature Communications 10, 4891.

Controlled creation of a singular spinor vortex by circumventing the Dirac belt trick

Weiss, L. S., Borgh, M. O., Blinova, A., Ollikainen, T., Möttönen, M., Ruostekoski, J. & Hall, D. S., 16 Oct 2019, In: Nature Communications 10, 4772.

Decay of a Quantum Knot

Ollikainen, T., Blinova, A., Möttönen, M. & Hall, D. S., 16 Oct 2019, In: Physical Review Letters 123, 163003.

Lattice Dynamics, Phonon Chirality, and Spin-Phonon Coupling in 2D Itinerant Ferromagnet Fe3GeTe2

Du, L., Tang, J., Zhao, Y., Li, X., Yang, R., Hu, X., Bai, X., Wang, X., Watanabe, K., Taniguchi, T. Shi, D., Yu, G., Bai, X., Hasan, T., Zhang, G. & Sun, Z., 25 Sep 2019, In: Advanced Functional Materials 8, 1904734.

Single-nanowire spectrometers

Yang, Z., Albrow-Owen, T., Cui, H., Alexander-Webber, J., Gu, F., Wang, X., Wu, T. C., Zhuge, M., Williams, C., Wang, P. Zayats, A. V., Cai, W., Dai, L., Hofmann, S., Overend, M., Tong, L., Yang, Q., Sun, Z. & Hasan, T., 6 Sep 2019, In: Science 365, 1017-1020.

Graphene photonic crystal fibre with strong and tunable light–matter interaction

Chen, K., Zhou, X., Cheng, X., Qiao, R., Cheng, Y., Liu, C., Xie, Y., Yu, W., Yao, F., Sun, Z. Wang, F., Liu, K. & Liu, Z., 12 Aug 2019, In: Nature Photonics 13, 754-759.

Towards quantum-limited coherent detection of terahertz waves in charge-neutral graphene

Lara-Avila, S., Danilov, A., Golubev, D., He, H., Kim, K. H., Yakimova, R., Lombardi, F., Bauch, T., Cherednichenko, S. & Kubatkin, S., 5 Aug 2019, In: Nature Astronomy 3, 983-988.

Universal First-Passage-Time Distribution of Non-Gaussian Currents

Singh, S., Menczel, P., Golubev, D. S., Khaymovich, I. M., Peltonen, J. T., Flindt, C., Saito, K., Roldán, É. & Pekola, J. P., 13 Jun 2019, In: Physical Review Letters 122, 230602.

Plasmon Excitations in Mixed Metallic Nanoarrays

Conley, K. M., Nayyar, N., Rossi, T. P., Kuisma, M., Turkowski, V., Puska, M. J. & Rahman, T. S., 28 May 2019, In: ACS Nano 13, 5344-5355.

Optimal Probabilistic Work Extraction beyond the Free Energy Difference with a Single-Electron Device

Maillet, O., Erdman, P. A., Cavina, V., Bhandari, B., Mannila, E. T., Peltonen, J. T., Mari, A., Taddei, F., Jarzynski, C., Giovannetti, V. Pekola, J. P., 18 Apr 2019, In: Physical Review Letters 122, 150604.

Broadband Lamb shift in an engineered quantum system

Silveri, M., Masuda, S., Sevriuk, V., Tan, K. Y., Jenei, M., Hyyppä, E., Hassler, F., Partanen, M., Goetz, J., Lake, R. E. Grönberg, L. & Möttönen, M., 11 Mar 2019, In: Nature Physics 15, 533-537.

Gas identification with graphene plasmons

Hu, H., Yang, X., Guo, X., Khaliji, K., Biswas, S. R., García de Abajo, F. J., Low, T., Sun, Z. & Dai, Q., 8 Mar 2019, In: Nature Communications 10, 1131.

Qubit Measurement by Multichannel Driving

Ikonen, J., Goetz, J., Ilves, J., Keränen, A., Gunyho, A. M., Partanen, M., Tan, K. Y., Hazra, D., Grönberg, L., Vesterinen, V., Simbierowicz, S., Hassel, J., & Möttönen, M., 25 Feb 2019, In: Physical Review Letters 122, 080503.

Superadiabatic population transfer in a three-level superconducting circuit

Vepsäläinen, A., Danilin, S. & Paraoanu, G-S., 8 Feb 2019, In: Science Advances 5, eaau5999.

Ultra-high on-chip optical gain in erbium-based hybrid slot waveguides

Rönn, J., Zhang, W., Autere, A., Leroux, X., Pakarinen, L., Alonso-Ramos, C., Säynätjoki, A., Lipsanen, H., Vivien, L., Cassan, E. & Sun, Z., 25 Jan 2019, In: Nature Communications 10, 432.

Revealing hidden quantum correlations in an electromechanical measurement

Ockeloen-Korppi, C., Damskägg, E., Paraoanu, G-S., Massel, F. & Sillanpää, M., 14 Dec 2018, In: Physical Review Letters 121, 243601.

A MoSe2/WSe2 Heterojunction-Based Photodetector at Telecommunication Wavelengths

Xue, H., Wang, Y., Dai, Y., Kim, W., Jussila, H., Qi, M., Susoma, J., Ren, Z., Dai, Q., Zhao, J. Halonen, K., Lipsanen, H., Wang, X., Gan, X. & Sun, Z., 21 Nov 2018, In: Advanced Functional Materials 28, 1804388.

N-graphdiyne two-dimensional nanomaterials: Semiconductors with low thermal conductivity and high stretchability

Mortazavi, B., Makaremi, M., Shahrokhi, M., Fan, Z. & Rabczuk, T., 1 Oct 2018, In: Carbon 137, 57-67.

Low‐Power Continuous‐Wave Second Harmonic Generation in Semiconductor Nanowires

Yuan, Q., Fang, L., Yang, H., Gan, X., Khayrudinov, V., Lipsanen, H., Sun, Z. & Zhao, J., Oct 2018, In: Laser and Photonics Reviews 12, 1800126.

Unified Thermodynamic Uncertainty Relations in Linear Response

MacIeszczak, K., Brandner, K. & Garrahan, J. P., 24 Sep 2018, In: Physical Review Letters 121, 130601.

Experimental implementation of fully controlled dephasing dynamics and synthetic spectral densities

Liu, Z. D., Lyyra, H., Sun, Y. N., Liu, B. H., Li, C. F., Guo, G. C., Maniscalco, S. & Piilo, J., 27 Aug 2018, In: Nature Communications 9, 3453.

Measurement of complex optical susceptibility for individual carbon nanotubes by elliptically polarized light excitation

Yao, F., Liu, C., Chen, C., Zhang, S., Zhao, Q., Xiao, F., Wu, M., Li, J., Gao, P., Zhao, J. Bai, X., Maruyama, S., Yu, D., Wang, E., Sun, Z., Zhang, J., Wang, F. & Liu, K., 23 Aug 2018, In: Nature Communications 9, 3387.

Parity-Engineered Light-Matter Interaction

Goetz, J., Deppe, F., Fedorov, K. G., Eder, P., Fischer, M., Pogorzalek, S., Xie, E., Marx, A. & Gross, R., 7 Aug 2018, In: Physical Review Letters 121, 060503.

Flexible and Electrically Tunable Plasmons in Graphene–Mica Heterostructures

Hu, H., Guo, X., Hu, D., Sun, Z., Yang, X. & Dai, Q., 1 Aug 2018, In: Advanced Science 5, 1800175.

Unconventional fractional quantum Hall states and Wigner crystallization in suspended Corbino graphene

Kumar, M., Laitinen, A. & Hakonen, P., 17 Jul 2018, In: Nature Communications 9, 2776.

Gigahertz Single-Electron Pumping Mediated by Parasitic States

Rossi, A., Klochan, J., Timoshenko, J., Hudson, F. E., Möttönen, M., Rogge, S., Dzurak, A. S., Kashcheyevs, V. & Tettamanzi, G. C., 11 Jul 2018, In: Nano Letters 18, 4141-4147.

Tunable photonic heat transport in a quantum heat valve

Ronzani, A., Karimi, B., Senior, J., Chang, Y. C., Peltonen, J. T., Chen, C. D. & Pekola, J. P., 9 Jul 2018, In: Nature Physics 14, 991-995.

Electrically tuned nonlinearity

Sun, Z., 1 Jul 2018, In: Nature Photonics 12, 383-385.

Phonon Decoherence of Quantum Dots in Photonic Structures: Broadening of the Zero-Phonon Line and the Role of Dimensionality

Tighineanu, P., Dreeßen, C. L., Flindt, C., Lodahl, P. & Sørensen, A. S., 21 Jun 2018, In: Physical Review Letters 120, 257401.

Inkjet Printed Large-Area Flexible Few-Layer Graphene Thermoelectrics

Juntunen, T., Jussila, H., Ruoho, M., Liu, S., Hu, G., Albrow-Owen, T., Ng, L. W. T., Howe, R. C. T., Hasan, T., Sun, Z. & Tittonen, I., 30 May 2018, In: Advanced Functional Materials 28, 1800480.

Graphene Actively Mode-Locked Lasers

Bogusławski, J., Wang, Y., Xue, H., Yang, X., Mao, D., Gan, X., Ren, Z., Zhao, J., Dai, Q., Soboń, G. Sotor, J. & Sun, Z., 29 May 2018, In: Advanced Functional Materials 28, 1801539.

Vapour–liquid–solid growth of monolayer MoS2 nanoribbons

Li, S., Lin, Y. C., Zhao, W., Wu, J., Wang, Z., Hu, Z., Shen, Y., Tang, D. M., Wang, J., Zhang, Q. Zhu, H., Chu, L., Zhao, W., Liu, C., Sun, Z., Taniguchi, T., Osada, M., Chen, W., Xu, Q. H., Wee, A. T. S., Suenaga, K., Ding, F. & Eda, G., 23 Apr 2018, In: Nature Materials 17, 535-542.

Nonlinear Optics with 2D Layered Materials

Autere, A., Jussila, H., Dai, Y., Wang, Y., Lipsanen, H. & Sun, Z., 25 Mar 2018, In: Advanced Materials 30, 1705963.

Nanomaterial-Based Plasmon-Enhanced Infrared Spectroscopy

Yang, X., Sun, Z., Low, T., Hu, H., Guo, X., García de Abajo, F. J., Avouris, P. & Dai, Q., 23 Mar 2018, In: Advanced Materials 30, 1704896.

Thermodynamic Bounds on Precision in Ballistic Multiterminal Transport

Brandner, K., Hanazato, T. & Saito, K., 2 Mar 2018, In: Physical Review Letters 120, 090601.

Electron Waiting Times of a Cooper Pair Splitter

Walldorf, N., Padurariu, C., Jauho, A. P. & Flindt, C., 22 Feb 2018, In: Physical Review Letters 120, 087701.

Evolution of Temporal Coherence in Confined Exciton-Polariton Condensates

Klaas, M., Flayac, H., Amthor, M., Savenko, I. G., Brodbeck, S., Ala-Nissila, T., Klembt, S., Schneider, C. & Hoefling, S., 5 Jan 2018, In: Physical Review Letters 120, 017401.

Logo Bank

QTF visual identity aims to honor the history of Low Temperature Laboratory (est. 1965) and its pioneering role in low-temperature and quantum physics research.

Duotone logo consists a pictorial mark; an organic, simplified penguin (Pygoscelis antarcticus), that is combined with geometric, manually redefined logotype.

Download QTF logo in RGB vector PDF with safe zone from below, or request spot and process colour versions for print: