Numerical study on crack bifurcation of self-healing fiber-reinforced ceramic matrix composite

Y Oba, K Takeo, W Nakao, S Ozaki - Mechanical Engineering …, 2017 - jstage.jst.go.jp
Self-healing fiber-reinforced ceramic (shFRC) is a new functional material. When a microcrack
propagates in this material, self-healing occurs owing to high-temperature oxidation. Then…

Coding efficient improvement by adaptive search center definition

K Oba, T Bandou, T Song… - 28th Picture Coding …, 2010 - ieeexplore.ieee.org
In this paper, an efficient search center definition algorithm is proposed for H.264/AVC. H.264/AVC
achieved high coding efficiency by introducing some new coding tools including a …

New criteria of resectability for pancreatic cancer: A position paper by the Japanese Society of Hepato‐Biliary‐Pancreatic Surgery (JSHBPS)

A Oba, M Del Chiaro, S Satoi, SW Kim… - Journal of Hepato …, 2022 - Wiley Online Library
The symposium “New criteria of resectability for pancreatic cancer” was held during the 33nd
meeting of the Japanese Society of Hepato‐Biliary‐Pancreatic Surgery (JSHBPS) in 2021 …

Buthionine sulfoximine promotes methylglyoxal-induced apoptotic cell death and oxidative stress in endothelial cells

K Takahashi, R Tatsunami, T Oba… - Biological and …, 2010 - jstage.jst.go.jp
MATERIALS AND METHODS Materials MG (40% aqueous solution), BSO, and p-nitrophenyl
phosphate were purchased from Sigma Chemical Co.(St. Louis, MO, USA). Fetal bovine …

Methylglyoxal causes dysfunction of thioredoxin and thioredoxin reductase in endothelial cells

R Tatsunami, T Oba, K Takahashi… - Journal of …, 2009 - jstage.jst.go.jp
Methylglyoxal (MG), a reactive dicarbonyl produced during glucose metabolism, induces
oxidative stress and apoptosis. Under hyperglycemic conditions, the abnormal accumulation of …

Multidrug-resistance-associated protein plays a protective role in menadione-induced oxidative stress in endothelial cells

K Takahashi, T Shibata, T Oba, T Ishikawa… - Life Sciences, 2009 - Elsevier
AIMS: Menadione, a redox-cycling quinone known to cause oxidative stress, binds to reduced
glutathione (GSH) to form glutathione S-conjugate. Glutathione S-conjugates efflux is …

Methylglyoxal has deleterious effects on thioredoxin in human aortic endothelial cells

T Oba, R Tatsunami, K Sato, K Takahashi, Z Hao… - Environmental …, 2012 - Elsevier
Methylglyoxal (MG), a precursor of advanced glycation end products (AGEs), is elevated in
diabetic patient's plasma. Some studies have demonstrated that MG induces oxidative stress …

Magnetically Induced Flickering Change in the Light-Reflecting Cuticulae of the Common Bluebottle Butterfly Graphium Sarpedon

…, K Hamamura, H Asada, Y Oba - IEEE Transactions …, 2019 - ieeexplore.ieee.org
In this paper, we investigated the magnetic and optical properties of particles isolated from
the cuticulae of the common bluebottle butterfly Graphium sarpedon. When subjected to …

Local initiative hydrogen production by utilization of aluminum waste materials and natural acidic hot-spring water

VN Alviani, N Hirano, N Watanabe, M Oba, M Uno… - Applied Energy, 2021 - Elsevier
Hydrogen is gaining attention as an energy source, but its production through fossil-fuel use
is not environmentally friendly. A more sustainable source could be the hydrothermal …

Numerical study on crack bifurcation of self-healing fiber-reinforced ceramic matrix composite

OBA Yoshitomo, T Kyohei, N Wataru… - Mechanical Engineering …, 2017 - cir.nii.ac.jp
Self-healing fiber-reinforced ceramic (shFRC) is a new functional material. When a microcrack
propagates in this material, self-healing occurs owing to high-temperature oxidation. Then…