601 citations · 3.1k across the 15 of their papers we have counts for
15 papers
Defining relations of 3-dimensional cubic AS-regular algebras of Type P, S and T
Masaki Matsuno, Yu Saito
Classification of AS-regular algebras is one of the most important projects in noncommutative algebraic geometry. Recently, Itaba and the first author gave a complete list of defin…
Isospin magnetism and spin-triplet superconductivity in Bernal bilayer graphene
Haoxin Zhou, Ludwig Holleis, Yu Saito +7
We report the observation of spin-polarized superconductivity in Bernal bilayer graphene when doped to a saddle-point van Hove singularity generated by large applied perpendicular…
Hofstadter subband ferromagnetism and symmetry broken Chern insulators in twisted bilayer graphene
Yu Saito, Jingyuan Ge, Louk Rademaker +4
In bilayer graphene rotationally faulted to theta=1.1 degrees, interlayer tunneling and rotational misalignment conspire to create a pair of low energy flat band that have been fou…
Isospin Pomeranchuk effect and the entropy of collective excitations in twisted bilayer graphene
Yu Saito, Fangyuan Yang, Jingyuan Ge +6
In condensed matter systems, higher temperatures typically disfavors ordered phases leading to an upper critical temperature for magnetism, superconductivity, and other phenomena.…
Dynamical vortex phase diagram of 2D superconductivity in gated MoS2
Yu Saito, Yuki M. Itahashi, Tsutomu Nojima +1
Recent discoveries of two-dimensional (2D) superconductors have uncovered various new aspects of physical properties including vortex matter. In this paper, we report transport pro…
Decoupling superconductivity and correlated insulators in twisted bilayer graphene
Yu Saito, Jingyuan Ge, Kenji Watanabe +2
When bilayer graphene is rotationally faulted to an angle , theory predicts the formation of a flat electronic band and correlated insulating, superconducting,…
Deep learning-based quality filtering of mechanically exfoliated 2D crystals
Yu Saito, Kento Shin, Kei Terayama1 +7
Two-dimensional (2D) crystals are attracting growing interest in various research fields such as engineering, physics, chemistry, pharmacy and biology owing to their low dimensiona…
Quantum and classical ratchet motions of vortices in a 2D trigonal superconductor
Yuki M. Itahashi, Yu Saito, Toshiya Ideue +2
Dynamical behavior of vortices plays central roles in the quantum phenomena of two-dimensional (2D) superconductors. Quantum metallic state, for example, showing an anomalous tempe…
Gate-controlled low carrier density superconductors: Toward the two-dimensional BCS-BEC crossover
Yuji Nakagawa, Yu Saito, Tsutomu Nojima +4
Superconductivity mostly appears in high carrier density systems and sometimes exhibits common phase diagrams in which the critical temperature Tc continuously develops with carrie…
Quantum phase transitions in highly crystalline two-dimensional superconductors
Yu Saito, Tsutomu Nojima, Yoshihiro Iwasa
Superconductor-insulator transition is one of the remarkable phenomena driven by quantum fluctuation in two-dimensional (2D) systems. Such a quantum phase transition (QPT) was inve…
Highly crystalline 2D superconductors
Yu Saito, Tsutomu Nojima, Yoshihiro Iwasa
Recent technological advances in controlling materials have developed methods to produce idealized two-dimensional (2D) electron systems such as heterogeneous interfaces, molecular…
Gate-Tuned Thermoelectric Power in Black Phosphorus
Yu Saito, Takahiko Iizuka, Takashi Koretsune +2
The electric field effect is a useful means of elucidating intrinsic material properties as well as for designing functional devices. The electric-double-layer transistor (EDLT) en…
Metallic ground state in an ion-gated two-dimensional superconductor
Yu Saito, Yuichi Kasahara, Jianting Ye +2
Recently emerging two-dimensional (2D) superconductors in atomically thin layers and at heterogeneous interfaces are attracting growing interest in condensed matter physics. Here,…
Superconductivity protected by spin-valley locking in ion-gated MoS2
Yu Saito, Yasuharu Nakamura, Mohammad Saeed Bahramy +9
Symmetry-breaking has been known to play a key role in noncentrosymmetric superconductors with strong spin-orbit-interaction (SOI). The studies, however, have been so far mainly fo…
Ambipolar Insulator-to-Metal Transition in Black Phosphorus by Ionic-Liquid Gating
Yu Saito, Yoshihiro Iwasa
We report ambipolar transport properties in black phosphorus using an electric-double-layer transistor (EDLT) configuration. The transfer curve clearly exhibits ambipolar transisto…