Search Results - "Ozaki, Shingo"

Finite element analysis of fracture behavior in ceramics: Competition between artificial notch and internal defects under three-point bending by Ito, Chihiro, Osada, Toshio, Ozaki, Shingo

“…Evaluation of the nonlinear relationship between the surface defect size and fracture strength of ceramics is important for engineering applications. In this…”
Get full text

Finite element analysis of fracture behavior in ceramics: Prediction of strength distribution using microstructural features by Ozaki, Shingo, Yamagata, Kazuki, Ito, Chihiro, Kohata, Takuma, Osada, Toshio

“…The estimation of the strength scatter caused by internal defects is necessary in analyzing a reliable design of advanced ceramic components. In this study, we…”
Get full text

Finite element analysis of the damage and healing behavior of self-healing ceramic materials by Ozaki, Shingo, Osada, Toshio, Nakao, Wataru

“…Self-healing of crack-damaged brittle ceramics is a valuable phenomenon that counteracts the reliability decrease caused by undesired cracking during service…”
Get full text

Finite element analysis of fracture statistics of ceramics: Effects of grain size and pore size distributions by Ozaki, Shingo, Aoki, Yuya, Osada, Toshio, Takeo, Kyohei, Nakao, Wataru

“…A novel numerical simulation method based on finite element analysis (FEA), which can evaluate the fracture probability caused by the characteristics of flaw…”
Get full text

Method of Determining Kinetic Parameters of Strength Recovery in Self-Healing Ceramic Composites by Rahman, Mostafizur, Maeda, Taiyo, Osada, Toshio, Ozaki, Shingo

“…Self-healing ceramic composites are promising smart materials for high-temperature applications. Experimental and numerical studies have been performed to more…”
Get full text

Finite Element Analysis of the Size Effect on Ceramic Strength by Takeo, Kyohei, Aoki, Yuya, Osada, Toshio, Nakao, Wataru, Ozaki, Shingo

“…The most prominent effect of the weakest link theory, which is used to derive the Weibull statistics of ceramic strength, is the size effect. In this study, we…”
Get full text

Finite element analysis of the fracture statistics of self-healing ceramics by Ozaki, Shingo, Nakamura, Marika, Osada, Toshio

“…Self-healing materials have been recognized as a promising type of next-generation materials. Among them, self-healing ceramics play a particularly important…”
Get full text

Full strength and toughness recovery after repeated cracking and healing in bone-like high temperature ceramics by Osada, Toshio, Watabe, Aiko, Yamamoto, Joji, Brouwer, Johannes C., Kwakernaak, Cees, Ozaki, Shingo, van der Zwaag, Sybrand, Sloof, Willem G.

“…Bones of humans and animals combine two unique features, namely: they are brittle yet have a very high fracture toughness linked to the tortuosity of the crack…”
Get full text

Self-healing by design: universal kinetic model of strength recovery in self-healing ceramics by Osada, Toshio, Hara, Toru, Mitome, Masanori, Ozaki, Shingo, Abe, Taichi, Kamoda, Kiichi, Ohmura, Takahito

“…We propose a new theoretical kinetic model of strength recovery by oxidation-induced self-healing of surface cracks in composites containing a healing agent…”
Get full text

Effect of diffusion coefficient variation on interrelation between hydrogen diffusion and induced internal stress in hydrogen storage alloys by Goto, Kenta, Ozaki, Shingo, Nakao, Wataru

“…A diffusion behavior of hydrogen in a hydrogen storage alloy is affected by not only hydrogen concentration but also the stress induced by hydrogen atom…”
Get full text

Rate-, state-, and pressure-dependent friction model based on the elastoplastic theory by Ozaki, Shingo, Matsuura, Takeru, Maegawa, Satoru

“…Adhesion is one of essences with respect to rubber friction because the magnitude of the friction force is closely related to the magnitude of adhesion on a…”
Get full text

Frequency of alcohol drinking modifies the association between salt intake and albuminuria: a 1-year observational study by Yoshimura, Ryuichi, Yamamoto, Ryohei, Shinzawa, Maki, Tomi, Ryohei, Ozaki, Shingo, Fujii, Yoshiyuki, Ito, Takafumi, Tanabe, Kazuaki, Moriguchi, Yasuaki, Isaka, Yoshitaka, Moriyama, Toshiki

“…Albuminuria is an important risk factor for end-stage kidney disease and cardiovascular mortality. This 1-year observational study aimed to assess the effect…”
Get full text

Associations of Skipping Breakfast, Lunch, and Dinner with Weight Gain and Overweight/Obesity in University Students: A Retrospective Cohort Study by Yamamoto, Ryohei, Tomi, Ryohei, Shinzawa, Maki, Yoshimura, Ryuichi, Ozaki, Shingo, Nakanishi, Kaori, Ide, Seiko, Nagatomo, Izumi, Nishida, Makoto, Yamauchi-Takihara, Keiko, Kudo, Takashi, Moriyama, Toshiki

“…Although multiple studies have identified skipping breakfast as a risk factor for weight gain, there is limited evidence on the clinical impact of skipping…”
Get full text

Deformation mechanism of capsule-type hydrogen-storage-alloy actuator by Goto, Kenta, Hirata, Tomoyuki, Higuchi, Takehiro, Fuchiwaki, Ohmi, Ozaki, Shingo, Nakao, Wataru

“…A capsule-type actuator using hydrogen storage alloy (HSA) was fabricated and its response behavior was investigated by experiment and finite element analysis…”
Get full text

Multi-stage terramechanics simulation: Seamless analyses between formation of wind ripple pattern and wheel locomotion by Suzuki, Hirotaka, Ozaki, Shingo

“…In futuristic vehicle traveling simulation on a rough terrain, it is desirable to perform terramechanics analysis that reflected appropriate road surface…”
Get full text

Body mass index modifies the association between frequency of alcohol consumption and incidence of hypertension in men but not in women: a retrospective cohort study by Nishigaki, Daiki, Yamamoto, Ryohei, Shinzawa, Maki, Kimura, Yoshiki, Fujii, Yoshiyuki, Aoki, Katsunori, Tomi, Ryohei, Ozaki, Shingo, Yoshimura, Ryuichi, Taneike, Manabu, Nakanishi, Kaori, Nishida, Makoto, Yamauchi-Takihara, Keiko, Isaka, Yoshitaka, Moriyama, Toshiki

“…Alcohol consumption is one of the major modifiable risk factors of hypertension. The aim of the present retrospective study was to assess the clinical impact…”
Get full text

Kinetics-based constitutive model for self-healing ceramics and its application to finite element analysis of Alumina/SiC composites by Ozaki, Shingo, Yamamoto, Joji, Kanda, Naoki, Osada, Toshio

“…Self-healing ceramics are recognized as promising next-generation materials owing to their light weight, reliability against brittle fracture, and high…”
Get full text

Occupational sedentary behavior and prediction of proteinuria in young to middle-aged adults: a retrospective cohort study by Fujii, Yoshiyuki, Yamamoto, Ryohei, Shinzawa, Maki, Kimura, Yoshiki, Aoki, Katsunori, Tomi, Ryohei, Ozaki, Shingo, Yoshimura, Ryuichi, Taneike, Manabu, Nakanishi, Kaori, Nishida, Makoto, Yamauchi-Takihara, Keiko, Kudo, Takashi, Isaka, Yoshitaka, Moriyama, Toshiki

“…Background Although sedentary behavior is a risk factor of cardiometabolic diseases and mortality, little information is available about a clinical impact of…”
Get full text

Finite Element Analysis of Precursors to Macroscopic Stick–Slip Motion in Elastic Materials: Analysis of Friction Test as a Boundary Value Problem by Ozaki, Shingo, Inanobe, Chihiro, Nakano, Ken

“…In this study, we apply the finite element method to investigate precursor to frictional sliding phenomena arising immediately prior to macroscopic stick–slip…”
Get full text

Alcohol Consumption and a Decline in Glomerular Filtration Rate: The Japan Specific Health Checkups Study by Kimura, Yoshiki, Yamamoto, Ryohei, Shinzawa, Maki, Aoki, Katsunori, Tomi, Ryohei, Ozaki, Shingo, Yoshimura, Ryuichi, Shimomura, Akihiro, Iwatani, Hirotsugu, Isaka, Yoshitaka, Iseki, Kunitoshi, Tsuruya, Kazuhiko, Fujimoto, Shouichi, Narita, Ichiei, Konta, Tsuneo, Kondo, Masahide, Kasahara, Masato, Shibagaki, Yugo, Asahi, Koichi, Watanabe, Tsuyoshi, Yamagata, Kunihiro, Moriyama, Toshiki

“…Previous studies have reported conflicting results on the clinical impact of alcohol consumption on the glomerular filtration rate (GFR). This retrospective…”
Get full text