Zobrazeno 1 - 10
of 587
pro vyhledávání: '"Nobuyuki Yoshikawa"'
Publikováno v:
npj Quantum Information, Vol 10, Iss 1, Pp 1-8 (2024)
Abstract Cryogenic qubit controllers (QCs) are the key to build large-scale superconducting quantum processors. However, developing scalable QCs is challenging because the cooling power of a dilution refrigerator is too small (~10 μW at ~10 mK) to o
Externí odkaz:
https://doaj.org/article/0f0a6c5476bf45cbb3c923e7946c1ad4
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-10 (2022)
Abstract Alternative computing such as stochastic computing and bio-inspired computing holds promise for overcoming the limitations of von Neumann computers. However, one difficulty in the implementation of such alternative computing is the need for
Externí odkaz:
https://doaj.org/article/086ba0f791d040e49f200484b249ba65
Publikováno v:
Machine Learning with Applications, Vol 10, Iss , Pp 100409- (2022)
In this study, two types of methods from different perspectives based on spectral normalization (SN) are described for ensuring the stability of a feedback system controlled by a neural network (NN). The first one is that the L2gain of the feedback s
Externí odkaz:
https://doaj.org/article/fbc6082c17f04918ad1454420b581b5d
Publikováno v:
IEEE Access, Vol 10, Pp 133584-133590 (2022)
Adiabatic quantum-flux-parametron (AQFP) logic is an ultra-low-power superconductor logic family. AQFP logic gates are powered and clocked by dedicated clocking schemes using ac excitation currents to implement an energy-efficient switching process,
Externí odkaz:
https://doaj.org/article/78ded95b04ee42d1aea5f37dcf77a6e2
Autor:
Naoki Takeuchi, Taiki Yamae, Wenhui Luo, Fuminori Hirayama, Tsuyoshi Yamamoto, Nobuyuki Yoshikawa
Publikováno v:
Physical Review Research, Vol 5, Iss 1, p 013145 (2023)
Quantum processors have the potential to accelerate specific computing tasks but are difficult to scale up due to engineering limitations, such as the number of available cables and cooling power for dilution refrigerators for quantum bits (qubits).
Externí odkaz:
https://doaj.org/article/1a61edde1ff4469087dd0eebd2956545
Autor:
Takuya Ogata, Masami Toyoshima, Chihiro Yamamizo-Oda, Yasufumi Kobayashi, Kenichiro Fujii, Kojiro Tanaka, Tsutomu Tanaka, Hiroharu Mizukoshi, Yasuo Yasui, Yukari Nagatoshi, Nobuyuki Yoshikawa, Yasunari Fujita
Publikováno v:
Frontiers in Plant Science, Vol 12 (2021)
Quinoa (Chenopodium quinoa), native to the Andean region of South America, has been recognized as a potentially important crop in terms of global food and nutrition security since it can thrive in harsh environments and has an excellent nutritional p
Externí odkaz:
https://doaj.org/article/8740106a58d9461db749b7386225718e
Publikováno v:
Horticulture Research, Vol 6, Iss 1, Pp 1-10 (2019)
Viral vectors: Easy gene modification in strawberries Apple latent spherical virus (ALSV) offers a powerful tool to reveal strawberry gene function and induce early flowering. Preferential strawberry traits are highly influenced by their genetics; ho
Externí odkaz:
https://doaj.org/article/f129b3b379834e97a75a1d19a793e849
Publikováno v:
IEEE Access, Vol 7, Pp 41659-41668 (2019)
In this paper, a direct synthesis approach is presented to realize high selectivity in-line topology filters with adjacent frequency-variant couplings (FVCs). By considering the annihilation of frequency-variant elements during admittance matrix tran
Externí odkaz:
https://doaj.org/article/0a0c6cea44e44c4c9a462654b57ffa44
Autor:
Chunjiang Li, Hajime Yaegashi, Ryusuke Kishigami, Ayaka Kawakubo, Noriko Yamagishi, Tsutae Ito, Nobuyuki Yoshikawa
Publikováno v:
Frontiers in Microbiology, Vol 11 (2020)
Apple russet ring and apple green crinkle are graft-transmitted diseases first reported more than 60 years ago, but at present, no association between a specific virus (variant) and the disease has been clearly demonstrated. In this study, we conduct
Externí odkaz:
https://doaj.org/article/35310ace9fe24c0194effacadf90225e
Publikováno v:
Scientific Reports, Vol 7, Iss 1, Pp 1-12 (2017)
Abstract Reversible computing is considered to be a key technology to achieve an extremely high energy efficiency in future computers. In this study, we investigated the relationship between reversibility and energy dissipation in adiabatic supercond
Externí odkaz:
https://doaj.org/article/35a3eb152cd640e3a0da43c9e26aaf82