346 citations · 1.1k across the 37 of their papers we have counts for
24 papers · 1 filter
Layer Pseudospin Superconductivity in Twisted MoTe
Jin-Xin Hu, Akito Daido, Zi-Ting Sun +2
Recent experiments have observed signatures of spin-valley-polarized unconventional superconductivity in twisted bilayer MoTe (tMoTe). Here, we explore the rich physics of…
Superconducting Acoustogalvanic Effect in Twisted Transition Metal Dichalcogenides
Tsugumi Matsumoto, Ryotaro Sano, Youichi Yanase +1
Two-dimensional van der Waals superconductors are attracting much attention owing to their rich phase diagrams including possible unconventional superconductivity. However, they su…
Nonreciprocal Current-Induced Zero-Resistance State in Valley-Polarized Superconductors
Akito Daido, Youichi Yanase, K. T. Law
The recently observed nonreciprocal current-induced zero-resistance state (CIZRS) in twisted trilayer graphene/WSe heterostructure has posed a significant theoretical challenge…
Reciprocal and nonreciprocal paraconductivity in bilayer multiphase superconductors
Tsugumi Matsumoto, Youichi Yanase, Akito Daido
Thin-film multiphase superconductors are attracting much attention, and it is important to propose how to detect them in experiments. In this work, we study the reciprocal and nonr…
Evidence for a finite-momentum Cooper pair in tricolor -wave superconducting superlattices
T. Asaba, M. Naritsuka, H. Asaeda +9
Fermionic superfluidity with a nontrivial Cooper-pairing, beyond the conventional Bardeen-Cooper-Schrieffer state, is a captivating field of study in quantum many-body systems. In…
Quantum geometry encoded to pair potentials
Akito Daido, Taisei Kitamura, Youichi Yanase
Bloch wave functions of electrons have properties called quantum geometry, which has recently attracted much attention as the origin of intriguing physical phenomena. In this paper…
Unidirectional superconductivity and superconducting diode effect induced by dissipation
Akito Daido, Youichi Yanase
A general principle of condensed matter physics prohibits the electric current in equilibrium. This prevents a zero-resistance state realized solely under a finite electric current…
Orbital effect on intrinsic superconducting diode effect
Kyohei Nakamura, Akito Daido, Youichi Yanase
Much ink has recently been spilled on nonreciprocal phenomena in superconductors, especially the superconducting diode effect (SDE) characterized by the nonreciprocity of the criti…
Spin-triplet superconductivity from quantum-geometry-induced ferromagnetic fluctuation
Taisei Kitamura, Akito Daido, Youichi Yanase
We show that quantum geometry induces ferromagnetic fluctuation resulting in spin-triplet superconductivity. The criterion for ferromagnetic fluctuation is clarified by analyzing c…
Rectification and nonlinear Hall effect by fluctuating finite-momentum Cooper pairs
Akito Daido, Youichi Yanase
Nonreciprocal charge transport is attracting much attention as a novel probe and functionality of noncentrosymmetric superconductors. In this work, we show that both the longitudin…
Intrinsic superconducting diode effect in disordered systems
Yuhei Ikeda, Akito Daido, Youichi Yanase
Nonreciprocal transport phenomena have attracted much attention in modern condensed matter physics. In the field of superconductivity, the superconducting diode effect (SDE) has be…
Superconducting diode effect and nonreciprocal transition lines
Akito Daido, Youichi Yanase
Nonreciprocity in superconductors is attracting much interest owing to its fundamental importance as well as its potential applicability to engineering. In this paper, we generaliz…
Quantum geometric effect on Fulde-Ferrell-Larkin-Ovchinnikov superconductivity
Taisei Kitamura, Akito Daido, Youichi Yanase
Quantum geometry characterizes the geometric properties of Bloch electrons in the wave space, represented by the quantum metric and the Berry curvature. Recent studies have reveale…
Topological d-wave superconductivity in two dimensions
Youichi Yanase, Akito Daido, Kazuaki Takasan +1
Despite intensive searches for topological superconductors, the realization of topological superconductivity remains under debate. Previous proposals for the topological -wave,…
Nonreciprocal Meissner response in parity-mixed superconductors
Hikaru Watanabe, Akito Daido, Youichi Yanase
The parity breaking gives rise to rich superconducting properties through the admixture of even and odd-parity Cooper pairs. A new light has been shed on parity-breaking supercondu…
Nonreciprocal optical response in parity-breaking superconductors
Hikaru Watanabe, Akito Daido, Youichi Yanase
Superconductivity, an emergence of a macroscopic quantum state, gives rise to unique electromagnetic responses leading to perfect shielding of magnetic field and zero electrical re…
Superconductivity in monolayer FeSe enhanced by quantum geometry
Taisei Kitamura, Tatsuya Yamashita, Jun Ishizuka +2
We formulate the superfluid weight in unconventional superconductors with -dependent Cooper pair potentials based on the geometric properties of Bloch electrons. We apply th…
Intrinsic Superconducting Diode Effect
Akito Daido, Yuhei Ikeda, Youichi Yanase
Stimulated by the recent experiment [F. Ando et al., Nature 584, 373 (2020)], we propose an intrinsic mechanism to cause the superconducting diode effect (SDE). SDE refers to the n…
Topological crystalline superconductivity in locally noncentrosymmetric CeRhAs
Kosuke Nogaki, Akito Daido, Jun Ishizuka +1
Recent discovery of superconductivity in CeRhAs clarified an unusual - phase diagram with two superconducting phases [Khim et al. arXiv:2101.09522]. The experimental…
Insulator-metal transition and topological superconductivity in UTe2 from a first-principles calculation
Jun Ishizuka, Shuntaro Sumita, Akito Daido +1
We theoretically study superconductivity in UTe, which is a recently-discovered strong candidate for an odd-parity spin-triplet superconductor. Theoretical studies for this com…
Topological Superconductivity in UCoGe
Akito Daido, Tsuneya Yoshida, Youichi Yanase
Topological nonsymmorphic crystalline superconductivity (TNCS) is an intriguing phase of matter, offering a platform to study the interplay between topology, superconductivity, and…
Laser-induced topological superconductivity in cuprate thin films
Kazuaki Takasan, Akito Daido, Norio Kawakami +1
We propose a possible way to realize topological superconductivity with application of laser light to superconducting cuprate thin films. Applying Floquet theory to a model of -…
Majorana flat bands, chiral Majorana edge states, and unidirectional Majorana edge states in noncentrosymmetric superconductors
Akito Daido, Youichi Yanase
We study two-dimensional noncentrosymmetric nodal superconductors under Zeeman field and clarify the field angle dependence of topological properties. It has been shown that the no…
Paramagnetically induced gapful topological superconductors
Akito Daido, Youichi Yanase
We propose a generic scenario for realizing gapful topological superconductors (TSCs) from gapless spin-singlet superconductors (SCs). Noncentrosymmetric nodal SCs in two dimension…