Jose L. Lado

News

  • Today in Nano Letters (pubs.acs.org), moire Mott correlated mosaics in twisted bilayer 1T-TaS2, together with Ana Vera Montoto and Adolfo O. Fumega

  • “World of Quantum Materials”, a role-playing game testing your knowledge about quantum materials. The mechanics, you are a quantum material battling others with quasiparticles, getting advantages by using quasiparticles others cannot host and answering physics questions. github.com

  • Published in Physical Review Research (journals.aps.org), topology and criticality in non-Hermitian multimodal optical resonators through engineered losses, together with Elizabeth Louis Pereira, Hongwei Li, and Andrea Blanco-Redondo

  • Today in Physical Review B (journals.aps.org), quantum circuit algorithm for topological invariants of second-order topological many-body quantum magnets, together with Sebastian Domínguez-Calderon, Marcel Niedermeier, and Pascal M. Vecsei

  • Today in APL Photonics (doi.org), machine-learning-enabled characterization of individual ring resonators in integrated photonic lattices, together with Elizabeth Louis Pereira, Amin Hashemi, Faluke Aikebaier, Hongwei Li, and Andrea Blanco-Redondo

  • Published in Nature Communications (nature.com), observation of tunable chiral spin textures with nonlinear optics, together with Y Huang, T Antao, A Fumega, M Turunen, Y Zhang, H Fang, N Shang, J Arias-Munoz, F Nigmatulin, H Hong, A Kim, F Ahmed, H Choi, S Xiao, K Liu, and Z Sun

  • Published in PRX Intelligence (journals.aps.org), cross-platform autonomous control of minimal Kitaev chains, together with (among others) David van Driel, Rouven Koch, Erik Bakkers, Michael Wimmer, Srijit Goswami, Leo Kouwenhoven and Eliska Greplova

  • Today in arXiv (arxiv.org), interaction-driven electronic ferroelectricity in van der Waals heterostructures, together with Ziying Wang, Ana Vera Montoto, Mohammad Amini, Yuxiao Ding, Robert Drost, Adolfo O. Fumega, and Peter Liljeroth

  • Today in arXiv (arxiv.org), emergent ferromagnetism in the NiI2-NbSe2 van der Waals heterostructure, together with Buşra Gamze Arslan, Mohammad Amini, Ziying Wang, Alessandro Orsini, Adolfo O. Fumega, Robert Drost, and Peter Liljeroth

  • Online in arXiv (arxiv.org), electrical control of altermagnetism in a quasi-1D magnet, together with Alberto M. Ruiz, Cuiju Yu, Diego Lopez-Alcala, Adolfo O. Fumega, and Jose J. Baldovi

  • Today in Physical Review B (journals.aps.org), parity-dependent double degeneracy and spectral statistics in the projected dice lattice, together with Koushik Swaminathan, Anouar Moustaj, and Sebastiano Peotta

  • Today in arXiv (arxiv.org), tensor network solvers for ultra-large tight-binding Hamiltonians: algorithms and applications, together with Tiago V. C. Antao, Anouar Moustaj, and Yitao Sun.

  • Today in arXiv (arxiv.org), learning inhomogeneous Heisenberg Hamiltonians in nanographene spin chains, together with G. Lupi, S. Ravuri, C. Zhao, W. Zhang, C. Roncaglia, R. Liu, X. Feng, D. Passerone, P. Ruffieux, R. Fasel, and G. Catarina.

  • Today in arXiv (arxiv.org), real-space spectral functions of three-dimensional billion-size topological non-Hermitian matter with tensor networks, together with Yitao Sun and Guangze Chen

  • Today in Physical Review Research (journals.aps.org), tensor network approach to momentum-resolved spectroscopy in nonperiodic super-moire systems, together with Anouar Moustaj, Yitao Sun, and Tiago V. C. Antao

  • Today in arXiv (arxiv.org), intrinsic i-wave altermagnetism in graphene superlattices, together with Cuiju Yu

  • Open PhD position at Aalto University in quantum-inspired tensor network machine learning solvers for super-moire van der Waals materials, Deadline May 17th 2026 aalto.fi

  • Ability to harness quantum speed gains now within sight after researchers solve massive simulation problem in a heartbeat aalto.fi

  • Today in Physical Review Letters (journals.aps.org), tensor network method for real-space topology in quasicrystal Chern mosaics, together with Tiago V. C. Antão, Yitao Sun, and Adolfo O. Fumega, Editor’s suggestion.

  • Today in arXiv (arxiv.org), Hamiltonian learning for spin-spiral moiré magnets from electronic magnetotransport, together with Fedor Nigmatulin, Greta Lupi, and Zhipei Sun

  • Today in arXiv (arxiv.org), moire Mott correlated mosaics in twisted bilayer 1T-TaS2, together with Ana Vera Montoto and Adolfo O. Fumega

  • Today in Physical Review Research (link.aps.org), solving the Gross-Pitaevskii equation on multiple different scales using the quantics tensor train representation, together with Marcel Niedermeier, Adrien Moulinas, Thibaud Louvet, and Xavier Waintal

  • Today in arXiv (arxiv.org), atomically reconfigurable single-molecule optoelectronics, together with Atif Ghafoor, Santeri Neuvonen, Thinh Tran, Oscar Moreno Segura, Yitao Sun, Yaroslav Pavlyukh, Riku Tuovinen, and Shawulienu Kezilebieke

  • Plenary talk of Jacqueline Bloch (CNRS - U. Paris Saclay) “Universal scaling laws in the coherence decay of polariton Bose Einstein Condensates”, in the meeting of the Finnish Physical Society “Physics Days 2026” held at Aalto University (events.aalto.fi)

  • Plenary talk of Pablo Jarillo-Herrero (MIT) “The Magic of Moiré Quantum Matter”, opening the meeting of the Finnish Physical Society “Physics Days 2026” held at Aalto University (events.aalto.fi)

  • Today in arXiv (arxiv.org), tensor-network methodology for super-moiré excitons beyond one billion sites, together with Anouar Moustaj, Yitao Sun, Tiago V. C. Antao, and Lumen Eek

  • Online in Superconductor Science and Technology (iopscience.iop.org), roadmap on nanoscale superconductivity for quantum technologies, coordinated by the COST Action on “Superconducting Nanodevices and Quantum Materials for Coherent Manipulation” SUPERQUMAP (superqumap.eu)

  • Control of Andreev reflection via a single-molecule orbital (journals.aps.org), together with Lorenz Meyer, Nicolas Néel, and Jörg Kröger, selected for Physical Review Letters collection of the year 2025 promo.aps.org

  • Online in arXiv (arxiv.org), parity-dependent double degeneracy and spectral statistics in the projected dice lattice, together with Koushik Swaminathan, Anouar Moustaj, and Sebastiano Peotta

  • Today in arXiv (arxiv.org), fingerprinting superconductors by disentangling Andreev and quasiparticle currents across tunable tunnel junctions, together with Petro Maksymovych, Sang Yong Song, Benjamin Lawrie, and Wonhee Ko

  • Today in arXiv (arxiv.org), molecular Hamiltonian learning from setpoint-dependent scanning tunneling spectroscopy, together with Greta Lupi, Adolfo O. Fumega, Mohammad Amini, Robert Drost, and Peter Liljeroth

  • Published in Nature Communications (nature.com), strain-induced two-dimensional topological crystalline insulator in bilayer SnTe, together with Liwei Jing, Mohammad Amini, Adolfo O. Fumega, Orlando J. Silveira, Peter Liljeroth and Shawulienu Kezilebieke

  • Today in arXiv (arxiv.org), machine-learning enabled characterization of individual ring resonators in integrated photonic lattices, together with Elizabeth Louis Pereira, Amin Hashemi, Faluke Aikebaier, Hongwei Li, and Andrea Blanco-Redondo

  • Published in Physical Review B (journals.aps.org), coupling of Klein-Andreev resonant states in B⁢i⁢S⁢r⁢CaC⁢u⁢O-graphene-B⁢iS⁢r⁢CaC⁢u⁢O devices, together with Sharadh Jois, Genda Gu, Qiang Li and Ji Ung Lee

  • Online in arXiv (arxiv.org), quantum circuit algorithm for topological invariants of second order topological many-body quantum magnets, together with Sebastian Domínguez-Calderon, Marcel Niedermeier, and Pascal M. Vecsei

  • Online in arXiv (arxiv.org), momentum-resolved spectral functions of super-moire systems using tensor networks, together with Anouar Moustaj, Yitao Sun, and Tiago V. C. Antao

  • Research Council of Finland establishes a Center of Excellence in Quantum Materials aalto.fi

  • Today in Physical Review Research (journals.aps.org), self-consistent tensor network method for correlated super-moire matter beyond one billion sites, together with Yitao Sun, Marcel Niedermeier, Tiago V. C. Antao, and Adolfo O. Fumega

  • Today in arXiv (arxiv.org), atomic-scale probe of molecular magneto-electric coupling, together with Mohammad Amini, Linghao Yan, Orlando J. Silveira, Adolfo O. Fumega, Viliam Vaňo, Shawulienu Kezilebieke, Peter Liljeroth, and Robert Drost

  • The annual meeting of the Finnish Physical Society “Physics Days” will be held at Aalto University from March 4th to 6th, 2026. events.aalto.fi

  • Today in arXiv (arxiv.org), controllable superconductivity in suspended van der Waals materials, together with R. Fang, C. Yu, Y. Huang, T. Elalaily, Y. Chaudhry, Y. Zhou, A. Castellanos-Gomez, S. Xiao, J. Park, H. Choi, F. Ali, H. Fang, P. Hakonen and Z. Sun

  • Today in arXiv (arxiv.org), many-body excitations in a moire modulated quantum spin liquid candidate 1T-TaSe2, together with Ziying Wang, Adolfo O. Fumega, Ana Vera Montoto, Mohammad Amini, Büşra Gamze Arslan, Aleš Cahlík, Yuxiao Ding, Robert Drost, and Peter Liljeroth

  • Published in Physical Review Applied (journals.aps.org), transfer learning of many-body electronic correlation entropy from local measurements, together with Faluke Aikebaier and Teemu Ojanen

  • Today in arXiv (arxiv.org), Hamiltonian learning quantum magnets with dynamical impurity tomography, together with Netta Karjalainen, Greta Lupi, Rouven Koch, and Adolfo O. Fumega

  • Today in arXiv (arxiv.org), observation of electromagnons in a monolayer multiferroic, together with Mohammad Amini, Tiago V. C. Antao, Liwei Jing, Ziying Wang, Antti Karjasilta, Robert Drost, Shawulienu Kezilebieke, Adolfo O. Fumega, and Peter Liljeroth

  • Today in arXiv (arxiv.org), observation of tunable chiral spin textures with nonlinear optics, together with Y. Huang, T. Antao, A. Fumega, M. Turunen, Y. Zhang, H. Fang, N. Shang, J. Arias-Munoz, F. Nigmatulin, H. Hong, A. Kim, F. Ahmed, H. Choi, S. Xiao, K. Liu, and Z. Sun

  • Featured as Nano Letters cover, from the paper “Hamiltonian learning of triplon excitations in an artificial nanoscale molecular quantum magnet” (pubs.acs.org), together with Rouven Koch, Robert Drost and Peter Liljeroth

  • Today in arXiv (arxiv.org), topology and criticality in non-Hermitian multimodal optical resonators through engineered losses, together with Elizabeth Louis Pereira, Hongwei Li, and Andrea Blanco-Redondo.

  • Published in Nano Letters (pubs.acs.org), Hamiltonian learning of triplon excitations in an artificial nanoscale molecular quantum magnet, together with Rouven Koch, Robert Drost and Peter Liljeroth

  • Published in J. Am. Chem. Soc. (pubs.acs.org), frustration-Induced many-body degeneracy in spin −1/2 molecular quantum rings, together with D. Li, N. Cao, M. Metzelaars, O. Silveira, J. Jestilä, A. Fumega, T. Nishiuchi, A. Foster, T. Kubo and S. Kawai.

  • Published in npj 2D Materials and Applications (nature.com), multiferroic nematic d-wave altermagnetism driven by orbital-order in the van der Waals monolayer VCl3, together with Luigi Camerano, Adolfo O. Fumega, Alessandro Stroppa, and Gianni Profeta.

  • Creating topologically protected photonic devices by engineering optical losses, a collaboration between Aalto University, Nokia Bell Labs and UCF through the Nokia Industrial Doctoral School in Quantum Technology. aalto.fi

  • Congratulations to Marcel Niedermeier, Ph.D. researcher at Correlated Quantum Materials and Quantum Transport groups at Aalto, for a wonderful Ph.D. defense. It was great having Dr. Christoph Groth acting as the opponent.

  • Today in Nature Materials (nature.com), observation of non-Hermitian topology from optical loss modulation, together with Amin Hashemi, Elizabeth Louis Pereira, Hongwei Li, and Andrea Blanco-Redondo

  • Today in Physical Review B (journals.aps.org), electrical probe of spin-spiral order in quantum spin Hall/spin-spiral magnet van der Waals heterostructures, together with Fedor Nigmatulin and Zhipei Sun

  • Today in arXiv (arxiv.org), solving the Gross-Pitaevskii equation on multiple different scales with tensor networks, together with Marcel Niedermeier, Adrien Moulinas, Thibaud Louvet, and Xavier Waintal

  • Today in 2D Materials (iopscience.iop.org), roadmap on quantum magnetic materials, coordinated by Antonija Grubisic Cabo, Marcos Guimaraes, Zeila Zanolli and David Soriano, outcome of the workshop on Quantum Magnetic Materials hosted by the Lorentz Centre in Leiden.

  • The pre-recorded lectures (youtube.com) and interactive Jupyter notebooks (github.com) of the “Advanced Quantum Materials” course at Aalto University in 2025 are now available online. Among others, topological matter, superconductivity, and quantum magnetism.

  • Today in arXiv (arxiv.org), tensor network method for real-space topology in quasicrystal Chern mosaics, together with Tiago V. C. Antão, Yitao Sun, Adolfo O. Fumega

  • Published in Physical Review Applied (journals.aps.org), Hamiltonian-learning quantum magnets with nonlocal impurity tomography, together with Greta Lupi

  • The ERC Consolidator Grant “Engineering ultra-quantum materials with multiferroic super-moiré heterostructures” (ULTRATWISTROICS) starts today May 1st (cordis.europa.eu). The objective, to engineer a super-moiré quantum material to build a universal topological quantum computer.

  • Today in arXiv (arxiv.org), Hamiltonian learning of triplon excitations in an artificial nanoscale molecular quantum magnet, together with Rouven Koch, Robert Drost and Peter Liljeroth

  • Today in arXiv (arxiv.org), exploring charge density waves in two-dimensional NbSe2 with machine learning potentials, together with N. Rivano, F. Libbi, C. W. Tan, C. Cheung, A. Mostofi, P. Kim, J. Lischner, A. O. Fumega, B. Kozinsky, and Z. A. H. Goodwin

  • Superconductivity traverses a single molecule bridge physics.aps.org

  • Today in Physical Review Letters (journals.aps.org), control of Andreev reflection via a single-molecule orbital, together with Lorenz Meyer, Nicolas Néel, and Jörg Kröger

  • Today in arXiv (arxiv.org), control of Andreev reflection via a single-molecule orbital, together with Lorenz Meyer, Nicolas Néel, and Jörg Kröger

  • Today in arXiv (arxiv.org), multiferroic nematic d-wave altermagnetism driven by orbital-order in the van der Waals monolayer VCl3, together with Luigi Camerano, Adolfo O. Fumega, Alessandro Stroppa, and Gianni Profeta.

  • In the cover of Nano Letters (pubs.acs.org), multicomponent magneto-orbital order and magneto-orbitons in monolayer VCl3 (pubs.acs.org), together with Luigi Camerano, Adolfo O. Fumega and Gianni Profeta

  • Published in Physical Review Letters (journals.aps.org), topological zero modes and correlation pumping in an engineered Kondo lattice, together with Zina Lippo, Elizabeth Louis Pereira and Guangze Chen

  • Today in arXiv (arxiv.org), self-consistent tensor network method for correlated super-moire matter beyond one billion sites, together with Yitao Sun, Marcel Niedermeier, Tiago V. C. Antão, and Adolfo O. Fumega

  • Published in Science Advances (science.org), realization of Heisenberg spin-1/2 antiferromagnetic molecular chains, together with Kewei Sun, Nan Cao, Orlando J. Silveira, Adolfo O. Fumega, Fiona Hanindita, Shingo Ito, Peter Liljeroth, Adam S. Foster, and Shigeki Kawai.

  • Published in Physical Review Research (journals.aps.org), phase diagram of the J1-J2 Heisenberg second-order topological quantum magnet, together with Pascal M. Vecsei

  • Congratulations to Pascal Vecsei, Ph.D. researcher at Correlated Quantum Materials and Quantum Transport groups at Aalto, for a wonderful Ph.D. defense. It was great having Prof. Cristiane de Morais Smith acting as the opponent.

  • The next “Atomic-scale quantum materials colloquium” will be on February 24th, with Katharina Kaiser (University of Göttingen, Germany) presenting “Atomic-scale optoelectronics – tuning molecular luminescence with charges” at 10:00 CET asqm-colloquium.aalto.fi

  • Today in Nano Letters (pubs.acs.org), multicomponent magneto-orbital order and magneto-orbitons in monolayer VCl3, together with Luigi Camerano, Adolfo O. Fumega and Gianni Profeta

  • Published in Physical Review B (journals.aps.org), Lee-Yang formalism for phase transitions of interacting fermions using tensor networks, together with Pascal M. Vecsei and Christian Flindt

  • Today in arXiv (arxiv.org), electrical probe of spin-spiral order in quantum spin Hall/spin-spiral magnet van der Waals heterostructures, together with Fedor Nigmatulin and Zhipei Sun

  • Today in Physical Review Letters (journals.aps.org), doped Mott phase and charge correlations in monolayer 1T-NbSe2, together with Xin Huang, Jani Sainio, Peter Liljeroth, and Somesh Chandra Ganguli

  • Today in arXiv (arxiv.org), transfer learning of many-body electronic correlation entropy from local measurements, together with Faluke Aikebaier and Teemu Ojanen.

  • The pre-recorded lectures (youtube.com) and interactive Jupyter notebooks (github.com) on “Quantum many body and tensor networks” from the Aalto M.Sc. course in 2024 are available online. Among others, Hubbard models, quantum magnets, and quantum entanglement.

  • The next “Atomic-scale quantum materials colloquium” will be on January 20th, with Feng Wang (UC Berkeley, US) presenting “Electron solids in atomically thin semiconductors” at 16:00 CET asqm-colloquium.aalto.fi

  • Today in arXiv (arxiv.org), roadmap on quantum magnetic materials, coordinated by Antonija Grubisic Cabo, Marcos Guimaraes, Zeila Zanolli and David Soriano, outcome of the workshop on Quantum Magnetic Materials hosted by the Lorentz Centre in Leiden.

  • Today in 2D Materials (iopscience.iop.org), correlated states in super-moire materials with a kernel polynomial quantics tensor cross interpolation algorithm, together with Adolfo O. Fumega and Marcel Niedermeier.

  • Computing topological quantum materials with the Finnish Quantum Computing Infrastructure aalto.fi

  • Today at Physical Review Research (journals.aps.org), quantum computing topological invariants of two-dimensional quantum matter, together with Marcel Niedermeier, Marc Nairn, and Christian Flindt.

  • Twisted multiferroics discovery makes new kinds of topological spintronic devices possible aalto.fi

  • Today in arXiv (arxiv.org), Hamiltonian learning quantum magnets with non-local impurity tomography, together with Greta Lupi.

  • Today in Physical Review Letters (journals.aps.org), spin texture in supramolecular metal complexes on a 2D superconductor, together with V Vaňo, S Reale, O Silveira, D Longo, M Amini, M Kelai, J Lee, A Martikainen, S Kezilebieke, A Foster, F Donati, P Liljeroth and L Yan.

  • Engineering exotic qubit alternatives based on super-moire quantum materials with new European Research Council funding aalto.fi

  • The next “Atomic-scale quantum materials colloquium” will be on December 2nd, with Yujeong Bae (EMPA, Switzerland) presenting “Harnessing surface spins for quantum sensing and coherent control” at 10:00 CET asqm-colloquium.aalto.fi

  • Published in Nano Letters (pubs.acs.org), electric field control of moiré skyrmion phases in twisted multiferroic NiI2 bilayers, together with Tiago V. C. Antao and Adolfo O. Fumega.

  • Today at Physical Review Research (journals.aps.org), many-body Liouvillian dynamics with a non-Hermitian tensor-network kernel polynomial algorithm, together with Guangze Chen and Fei Song.