Zobrazeno 1 - 10
of 494
pro vyhledávání: '"Takao HANAWA"'
Autor:
Takao Hanawa
Publikováno v:
Science and Technology of Advanced Materials, Vol 23, Iss 1, Pp 457-472 (2022)
Among metals, Ti and majority of its alloys exhibit excellent biocompatibility or tissue compatibility. Although their high corrosion resistance is a factor in the biocompatibility of Ti and Ti alloys, it is clear that other factors exist. In this re
Externí odkaz:
https://doaj.org/article/5fe589a986984247816a8436d8872794
Publikováno v:
Science and Technology of Advanced Materials, Vol 23, Iss 1, Pp 322-331 (2022)
The band structures and band gap energies, Eg, of passive films formed on titanium (Ti) in simulated bioliquids, Hanks’ solution (Hanks) and saline, were evaluated. Ti was polarized at 0, −0.1, and −0.2 VAg/AgCl, Ef, for 1 h. After polarization
Externí odkaz:
https://doaj.org/article/92dd391cb54c4afda341339fe84de6c1
Publikováno v:
International Journal of Implant Dentistry, Vol 6, Iss 1, Pp 1-10 (2020)
Abstract Background To evaluate the effects of electrolysis on cleaning the contaminated healing abutment surface and to detect the optimal condition for cleaning the contaminated healing abutment. Methods Ninety healing abutments removed from patien
Externí odkaz:
https://doaj.org/article/bb572440243c4a5cbf26d11efda0748c
Publikováno v:
Journal of Materials Research and Technology, Vol 8, Iss 1, Pp 1587-1592 (2019)
Against a general consensus regarding the high toxicity and low biocompatibility of cast nickel–chromium (Ni–Cr) alloys, the in vitro biocompatibility of selective laser melting (SLM)-fabricated Ni–Cr alloys was investigated and compared with t
Externí odkaz:
https://doaj.org/article/69543f8819ca4748bfd4a6e381fb41eb
Autor:
Xiaohao Sun, Debao Liu, Weiwei Zhou, Naoyuki Nomura, Hisashi Doi, Yusuke Tsutsumi, Takao Hanawa
Publikováno v:
Materials & Design, Vol 187, Iss , Pp - (2020)
In order to depress the “susceptibility artifacts” in magnetic resonance imaging (MRI), improve the mechanical reliability for biomedical structural applications and realize tailor-made medical devices with complex shape, low magnetic Zr-1Mo(wt%)
Externí odkaz:
https://doaj.org/article/bf21440bb3b34870ac9ec4b4b3275192
Publikováno v:
Applied Sciences, Vol 11, Iss 19, p 9308 (2021)
This study compared the microstructures and mechanical properties of nickel–chromium–molybdenum (Ni–Cr–Mo) alloys prepared from a single alloy with an identical composition using two new digital processes (selective laser melting (SLM) and so
Externí odkaz:
https://doaj.org/article/5a6a7599d26244348b36e87881dc996b
Autor:
Shahira Liza, Junko Hieda, Hiroki Akasaka, Naoto Ohtake, Yusuke Tsutsumi, Akiko Nagai, Takao Hanawa
Publikováno v:
Science and Technology of Advanced Materials, Vol 18, Iss 1, Pp 76-87 (2017)
Diamond-like carbon (DLC) material is used in blood contacting devices as the surface coating material because of the antithrombogenicity behavior which helps to inhibit platelet adhesion and activation. In this study, DLC films were doped with boron
Externí odkaz:
https://doaj.org/article/d5d69d78b4c54a879d054e786e9da96e
Autor:
Takao Hanawa
Publikováno v:
Frontiers in Bioengineering and Biotechnology, Vol 7 (2019)
Titanium (Ti) and its alloys are widely used for medical and dental implant devices—artificial joints, bone fixators, spinal fixators, dental implant, etc. —because they show excellent corrosion resistance and good hard-tissue compatibility (bone
Externí odkaz:
https://doaj.org/article/5c2fb0ac8e72400c9edb07ff3434ea6d
Autor:
Hla Htoot Wai Cho, Atsushi Takaichi, Yuka Kajima, Hein Linn Htat, Nuttaphon Kittikundecha, Takao Hanawa, Noriyuki Wakabayashi
Publikováno v:
Metals, Vol 11, Iss 7, p 1005 (2021)
Although post-heat treatment can improve the fatigue life of selective laser melting (SLM)-fabricated cobalt chromium molybdenum (CoCrMo) alloys, the effect of cooling conditions on the fatigue properties of such alloys remains unclear. In this study
Externí odkaz:
https://doaj.org/article/dd6551980cbb439ea53bd27dc41e36d9
Autor:
Masaya Shimabukuro, Akari Hiji, Tomoyo Manaka, Kosuke Nozaki, Peng Chen, Maki Ashida, Yusuke Tsutsumi, Akiko Nagai, Takao Hanawa
Publikováno v:
Journal of Functional Biomaterials, Vol 11, Iss 2, p 44 (2020)
Recently, silver (Ag) and copper (Cu) have been incorporated into a titanium (Ti) surface to realize their antibacterial property. This study investigated both the durability of the antibacterial effect and the surface change of the Ag- and Cu-incorp
Externí odkaz:
https://doaj.org/article/88253c8496544efa91c9709e135392e6