Research

ArticlesList

• Sep 16, 2021  Observing the life cycle of skyrmions in exquisite detail

  

  Electron microscopy tracks the birth, evolution and death of swirling magnetic patterns

• Sep 03, 2021  Quantum entanglement of three spin qubits demonstrated in silicon

  

  A three-qubit entangled state has been realized in a fully controllable array of spin qubits in silicon

• Aug 19, 2021  Electron–electron and spin–orbit interactions compete to control the electron

  

  The interactions that compete to control electron spin can give rise to novel electronic states useful for future quantum technologies

• Aug 03, 2021  Mott insulator exhibits a sharp response to electron injection

  

  Unexpected peaks in a spectrum upset conventional models of an exotic quantum material

• Jul 14, 2021  Two-dimensional materials and interfaces can convert spin current into a vortex of charge current

  

  Low-power information processing could be possible using a new method for converting between spin and charge currents

• May 27, 2021  One-dimensional Anderson insulators predicted to host the bulk photovoltaic effect

  

  A class of insulating materials is predicted to hold promise for highly efficient solar cells

PublicationsList

1. S. Toyoda, M. Fiebig, T. Arima, Y. Tokura, and N. Ogawa

   Nonreciprocal second harmonic generation in a magnetoelectric material

   Sci. Adv. 7, eabe2793 (2021)
2. F. Lange, S. Ejima, J. Fujimoto, T. Shirakawa, H. Fehske, S. Yunoki, and S. Maekawa

   Generation of current vortex by spin current in Rashba systems

   Phys. Rev. Lett. 126, 157202 (2021)
3. T. Akamatsu, T. Ideue, L. Zhou, Y Dong, S. Kitamura, M. Yoshii, D. Yang, M. Onga, Y. Nakagawa, K. Watanabe, T. Taniguchi, J. Laurienzo, J. Huang, Z. Ye, T. Morimoto, H. Yuan, Y. Iwasa

   A van der Waals interface that creates in-plane polarization and a spontaneous photovoltaic effect

   Science 372, 68-72 (2021)
4. M. Sotome, T. Ogaki, K. Takimiya, and N. Ogawa

   Highly-efficient terahertz emission from hydrogen-bonded single molecular crystal 4-nitro-2,5-bis(phenylethynyl)aniline

   Opt. Express 29, 10048 (2021)
5. H. Ishizuka and N. Nagaosa

   Theory of bulk photovoltaic effect in Anderson insulator

   Proc. Natl. Acad. Sci. U.S.A. 118, e2023642118 (2021)
6. N. Ogawa, L. Köhler, M. Garst, S. Toyoda, S. Seki, and Y. Tokura

   Nonreciprocity of spin-waves in the conical helix state

   Proc. Natl. Acad. Sci. U.S.A. 118, e2022927118 (2021)
7. R. Ito, S. Takada, A. Ludwig, A. D. Wieck, S. Tarucha, and M. Yamamoto

   Coherent beam splitting of flying electrons driven by a surface acoustic wave

   Phys. Rev. Lett. 126, 070501 (2021)
8. M.-T. Huebsch, T. Nomoto, M.-T. Suzuki, R. Arita,

   Benchmark for Ab Initio Prediction of Magnetic Structures Based on Cluster-Multipole Theory

   Phys. Rev. X 11, 011031 (2021)
9. H. Matsuoka, S. E. Barnes, J. Ieda, S. Maekawa, M. S. Bahramy, B. K. Saika, Y. Takeda, H. Wadati, Y. Wang, S. Yoshida, K. Ishizaka, Y. Iwasa, and M. Nakano

   Spin-orbit-induced Ising ferromagnetism at a van der Waals Interface

   Nano Lett. 21, 1807 (2021)
10. F. Wang, K. Nakano, H. Segawa, K. Tajima

    Inversion of Circular Dichroism Signals in Chiral Polythiophene Films Induced by End-On-Oriented Surface-Segregated Monolayers

    ACS Appl. Mater. Interfaces 13, 7510 (2021)