978 citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- Kyoto UniversityJP223 papers
- The University of TokyoJP53 papers
- The University of OsakaJP48 papers
- Kyoto Bunkyo UniversityJP45 papers
- Tohoku UniversityJP29 papers
- Japan Science and Technology AgencyJP26 papers
- Brookhaven National LaboratoryUS19 papers
- High Energy Accelerator Research OrganizationJP18 papers
- National Institute of Advanced Industrial Science and TechnologyJP18 papers
- Spintronics Research Network of JapanJP16 papers
- Korea Advanced Institute of Science and TechnologyKR13 papers
- Tokyo Institute of TechnologyJP13 papers
244 papers
Focusing Surface-Acoustic-Wave Resonators on Thin-Film Lithium Niobate with Transverse-Mode Suppression
Ryo Sasaki, Ryusuke Hisatomi, Rekishu Yamazaki +3
Surface-acoustic-wave (SAW) resonators are a promising platform for constructing hybrid quantum systems, where confined acoustic waves enable strong interaction with various physic…
Photoelectrical detection and characterization of divacancy and PL5-PL7 spins in silicon carbide
Naoya Morioka, Tetsuri Nishikawa, Hiroshi Abe +2
Photoelectrical detection of magnetic resonance (PDMR) offers a scalable alternative to optical readout of spin defects in semiconductors and is particularly promising for near-inf…
Fermi-liquid behavior and characteristic temperature-dependent susceptibility in clean RuO crystal
Shubhankar Paul, Atsutoshi Ikeda, Hisakazu Matsuki +6
The magnetic nature of the altermagnet candidate RuO remains under debate. It has been recently shown from quantum oscillations and angle-resolved photoemission spectroscopy (A…
Observation of the crossover from quantum fluxoid to half-quantum fluxoid in a chiral superconducting device
Masashi Tokuda, Fumiya Matsumoto, Noriaki Maeda +16
Topological superconductors are one of the intriguing material groups from the viewpoint of not only condensed matter physics but also industrial application such as quantum comput…
On the Number of Control Nodes in Boolean Networks with Degree Constraints
Liangjie Sun, Wai-Ki Ching, Tatsuya Akutsu
This paper studies the minimum control node set problem for Boolean networks (BNs) with degree constraints. The main contribution is to derive the nontrivial lower and upper bounds…
Anomalous Nernst effect in Co thin films under laser irradiation
Soichiro Mochizuki, Itaru Sugiura, Tetsuya Narushima +3
The anomalous Nernst effect (ANE) generates electromotive forces transverse to temperature gradients and has attracted much attention for potential applications into alternative th…
DBgDel: Database-Enhanced Gene Deletion Framework for Growth-Coupled Production in Genome-Scale Metabolic Models
Ziwei Yang, Takeyuki Tamura
When simulating metabolite productions with genome-scale constraint-based metabolic models, gene deletion strategies are necessary to achieve growth-coupled production, which means…
All-optical helicity-dependent switching in NiCoO thin films
Ryunosuke Takahashi, Yann Le Guen, Suguru Nakata +8
All-optical switching (AOS) involves manipulating magnetization using only pulsed laser, presenting a promising approach for next-generation magnetic recording devices. NiCo2O4 (NC…
Optical Cooling of Dot-in-crystal Halide Perovskites: Challenges of Nonlinear Exciton Recombination
Yasuhiro Yamada, Takeru Oki, Takeshi Morita +5
Highly efficient anti-Stokes (AS) photoluminescence (PL) is observed from halide perovskite quantum dots (QDs) due to their strong electron-phonon interactions. The AS PL is partic…
On the Trade-off between the Number of Nodes and the Number of Trees in a Random Forest
Tatsuya Akutsu, Avraham A. Melkman, Atsuhiro Takasu
In this paper, we focus on the prediction phase of a random forest and study the problem of representing a bag of decision trees using a smaller bag of decision trees, where we onl…
Gigantic Anisotropy of Self-Induced Spin-Orbit Torque in Weyl Ferromagnet Co2MnGa
Motomi Aoki, Yuefeng Yin, Simon Granville +6
Spin-orbit torque (SOT) is receiving tremendous attention from both fundamental and application-oriented aspects. Co2MnGa, a Weyl ferromagnet that is in a class of topological quan…
Ultrafast spin-to-charge conversions of antiferromagnetic (111)-oriented -
Huiling Mao, Yuta Sasaki, Yuta Kobayashi +5
Antiferromagnetic - combines outstanding spin-transport properties with magnons in the terahertz (THz) frequency range. However, the THz radiation e…
Dopant-assisted stabilization of negatively charged single nitrogen-vacancy centers in phosphorus-doped diamond at low temperatures
Jianpei Geng, Tetyana Shalomayeva, Mariia Gryzlova +9
Charge state instabilities have been a bottleneck for the implementation of solid-state spin systems and pose a major challenge to the development of spin-based quantum technologie…
Generation of third-harmonic spin oscillation from strong spin precession induced by terahertz magnetic near fields
Zhenya Zhang, Fumiya Sekiguchi, Takahiro Moriyama +9
The ability to drive a spin system to state far from the equilibrium is indispensable for investigating spin structures of antiferromagnets and their functional nonlinearities for…
Light Dark Matter Search with Nitrogen-Vacancy Centers in Diamonds
So Chigusa, Masashi Hazumi, Ernst David Herbschleb +2
We propose new ideas to directly search for light dark matter, such as the axion or the dark photon, by using magnetometry with nitrogen-vacancy centers in diamonds. If the dark ma…
Size-controlled quantum dots reveal the impact of intraband transitions on high-order harmonic generation in solids
Kotaro Nakagawa, Hideki Hirori, Shunsuke A. Sato +7
Since the discovery of high-order harmonic generation (HHG) in solids, much effort has been devoted to understanding its generation mechanism and both interband and intraband trans…
Low-frequency quantum sensing
E. D. Herbschleb, I. Ohki, K. Morita +5
Exquisite sensitivities are a prominent advantage of quantum sensors. Ramsey sequences allow precise measurement of direct current fields, while Hahn-echo-like sequences measure al…
All-optical nanoscale thermometry based on silicon-vacancy centers in detonation nanodiamonds
Masanori Fujiwara, Gaku Uchida, Izuru Ohki +5
Silicon-vacancy (SiV) centers in diamond are a promising candidate for all-optical nanoscale high-sensitivity thermometry because they have sufficient sensitivity to reach the subk…
Field-free superconducting diode effect in noncentrosymmetric superconductor/ferromagnet multilayers
Hideki Narita, Jun Ishizuka, Ryo Kawarazaki +8
The diode effect is fundamental to electronic devices and is widely used in rectifiers and AC-DC converters. At low temperatures, however, conventional semiconductor diodes possess…
n-Type diamond synthesized with tert-butylphosphine for long spin coherence times of perfectly aligned NV centers
Riku Kawase, Hiroyuki Kawashima, Hiromitsu Kato +5
The longest spin coherence times for nitrogen-vacancy (NV) centers at room temperature have been achieved in phosphorus-doped n-type diamond. However, difficulty controlling impuri…
Temperature Sensing with RF-Dressed States of Nitrogen-Vacancy Centers in Diamond
H. Tabuchi, Y. Matsuzaki, N. Furuya +5
Nitrogen vacancy (NV) centers in diamond are promising systems for realizing sensitive temperature sensors. Pulsed optically detected magnetic resonance (Pulsed-ODMR) is one of the…
Spin-optical dynamics and quantum efficiency of single V1 center in silicon carbide
Naoya Morioka, Di Liu, Öney O. Soykal +8
Color centers in silicon carbide are emerging candidates for distributed spin-based quantum applications due to the scalability of host materials and the demonstration of integrati…
Anti-Stokes Photoluminescence from CsPbBr3 Nanostructures Embedded in a CsPbBr Crystal
Yuto Kajino, Shuji Otake, Takumi Yamada +6
Lead halide perovskites possess high photoluminescence (PL) efficiency and strong electron-phonon interactions, and therefore the optical cooling using up-conversion PL has been ex…
Optically-induced magnetization switching in NiCo2O4 thin films using ultrafast lasers
Ryunosuke Takahashi, Takuo Ohkochi, Daisuke Kan +2
Recently, all-optical magnetization control has been garnering considerable attention in realizing next-generation ultrafast magnetic information devices. Here, employing a magneto…