User profiles for K. Fujii

Keisuke Fujii

Engineering Science, Osaka Univ. /QIQB, Osaka Univ./ RIKEN RQC
Verified email at qc.ee.es.osaka-u.ac.jp
Cited by 7453

Variational quantum algorithms

…, S Endo, K Fujii, JR McClean, K Mitarai… - Nature Reviews …, 2021 - nature.com
… Inspired by the QAOA ansatz, the variational Hamiltonian ansatz also aims to prepare a
trial ground state for a given Hamiltonian H = ∑ k H k (where H k are Hermitian operators, …

Vitamin D and bone

T Suda, Y Ueno, K Fujii, T Shinki - Journal of cellular …, 2003 - Wiley Online Library
… 14 days to normocalcemic thyroparathyroidectomized (TPTX) rats constantly infused with
parathyroid hormone (PTH) inhibited the PTH‐induced expression of RANKL and cathepsin K

Safety assessment of coenzyme Q10 (CoQ10)

…, K Fujii, I Funahashi, N Fukutomi, K Hosoe - Biofactors, 2008 - Wiley Online Library
… Kubo, K. Fujii and M. Kitahara, Study on safety and bioavailability of ubiquinol (Kaneka QH
TM ) after single and 4-week multiple oral administration to heathy volunteers, Regul Toxicol …

Measurement of neutrino oscillation by the K2K experiment

…, X Espinal, M Fechner, E Fernandez, K Fujii, Y Fujii… - Physical Review D, 2006 - APS
We present measurements of ν μ disappearance in K2K, the KEK to Kamioka long-baseline
neutrino oscillation experiment. One-hundred and twelve beam-originated neutrino events …

[HTML][HTML] In vitro and in vivo characterization of new swine-origin H1N1 influenza viruses

…, M Imai, Y Hatta, S Watanabe, C Li, S Yamada, K Fujii… - Nature, 2009 - nature.com
Influenza A viruses cause recurrent outbreaks at local or global scale with potentially severe
consequences for human health and the global economy. Recently, a new strain of …

The metabolic syndrome as a predictor of nonalcoholic fatty liver disease

…, T Nakagawa, H Taniguchi, K Fujii… - Annals of internal …, 2005 - acpjournals.org
Background: The frequent association of nonalcoholic fatty liver disease with components of
the metabolic syndrome such as obesity, hyperglycemia, dyslipidemia, and hypertension is …

Clinical implications of the 'no reflow'phenomenon: a predictor of complications and left ventricular remodeling in reperfused anterior wall myocardial infarction

…, S Takiuchi, T Masuyama, M Hori, Y Higashino, K Fujii… - Circulation, 1996 - Am Heart Assoc
Background Recent studies demonstrated that the “no reflow” phenomenon after coronary
reflow implies the presence of advanced myocardial damage. In this study, we verified the …

Antibacterial action of several tannins against Staphylococcus aureus

H Akiyama, K Fujii, O Yamasaki, T Oono… - Journal of …, 2001 - academic.oup.com
We examined the antibacterial action of several tannins on plasma coagulation by Staphylococcus
aureus and the effect of conventional chemotherapy combined with tannic acid below …

Quantum circuit learning

K Mitarai, M Negoro, M Kitagawa, K Fujii - Physical Review A, 2018 - APS
We propose a classical-quantum hybrid algorithm for machine learning on near-term
quantum processors, which we call quantum circuit learning. A quantum circuit driven by our …

Lack of myocardial perfusion immediately after successful thrombolysis. A predictor of poor recovery of left ventricular function in anterior myocardial infarction.

H Ito, T Tomooka, N Sakai, H Yu, Y Higashino, K Fujii… - Circulation, 1992 - Am Heart Assoc
BACKGROUND We investigated myocardial perfusion dynamics after thrombolysis and its
clinical implications. METHODS AND RESULTS We studied 39 patients with acute anterior …