Zobrazeno 1 - 9
of 9
pro vyhledávání: '"Suphakan Kijamnajsuk"'
Autor:
Authit Phakkhawan, Aparporn Sakulkalavek, Siritorn Buranurak, Pawinee Klangtakai, Karnwalee Pangza, Nongnuch Jangsawang, Sawinee Nasompag, Mati Horprathum, Suphakan Kijamnajsuk, Sakuntam Sanorpim
Publikováno v:
Materials, Vol 15, Iss 17, p 5897 (2022)
A systematic investigation of the changes in structural and optical properties of a semi-insulating GaAs (001) wafer under high-energy electron irradiation is presented in this study. GaAs wafers were exposed to high-energy electron beams under diffe
Externí odkaz:
https://doaj.org/article/c2ec732b5ac145aa9e196741ec616038
Autor:
Paisan Setasuwon, Suphakan Kijamnajsuk
Publikováno v:
Songklanakarin Journal of Science and Technology (SJST), Vol 30, Iss 6, Pp 787-790 (2008)
Powder size is a major factor determining the characteristics of processing variables and end-products of ceramic materials. Conventionally, common particles sizes are employed in the micron range. It is now realized that better materials could be ob
Externí odkaz:
https://doaj.org/article/1cf6ba1347834a7da1aed609c075cf16
Autor:
Nattamon SUWANNAHARN, Sakuntam SANORPIM, Suphakan KIJAMNAJSUK, Visittapong YORDSRI, Noppadon NUNTAWONG, Kentaro ONABE
Publikováno v:
Journal of Metals, Materials and Minerals. 32:41-47
Effects of Al addition on a structural phase modification in AlGaN/GaN films on GaAs substrate grown by MOVPE have been investigated. To examine the effect of Al addition, AlGaN/GaN films were grown with varied a molar flow ratio of TMAl to the total
Autor:
Chaisak Issro, Mati Horprathum, Wolfgang Pfeiler, Worawut Muangrat, Suphakan Kijamnajsuk, Pongpanot Rindhatayathon
Publikováno v:
Materials Today: Proceedings. 5:14965-14969
Vertically aligned nitrogen-doped multi-walled carbon nanotubes (N-MWNTs) were synthesized by the chemical vapor deposition (CVD) at 900 °C using imidazole mixed with ferrocene as carbon and nitrogen sources, and catalyst, respectively. The effects
Autor:
Suphakan Kijamnajsuk, Thipusa Wongpinij, Songphol Kanjanachuchai, Somsak Panyakeow, Pat Photongkam, C. Himwas
Publikováno v:
Journal of Applied Physics. 123:161570
Lattice-mismatched layers of GaAs/InGaAs are grown on GaAs(001) using molecular beam epitaxy and subsequently heated in vacuum while the surface is imaged in situ using low-energy electron microscopy, in order to study (i) the nucleation of group-III
Autor:
Paisan Setasuwon, Suphakan Kijamnajsuk
Publikováno v:
Advanced Materials Research. :161-164
Powder size is a major factor determining the characteristics of processing variables and end-products of ceramic materials. Na0.5Bi0.5TiO3 is one of the potential candidates for non-lead piezoelectric materials, synthesis of Na0.5Bi0.5TiO3 particles
Publikováno v:
Science and Technology of Advanced Materials. 6:278-281
With growing concern on health and safety worldwide, a requirement for environmentally benign piezoelectrics are continually increasing. The Bi0.5Na0.5TiO3 (BNT) ceramic is a promising piezoelectric material without the lethal element, Lead.Conventio
Autor:
Nantakan Muensit, Nawal Binhayeeniyi, Chanchana Thanachayanont, Visittapong Yordsri, Suphakan Kijamnajsuk
Publikováno v:
Materials Letters. 82:205-207
Microstructure is known to be one of the most important factors affecting dielectric constant, Curie temperature, electrical conductivity and breakdown voltage of Ba(ZrxTi1 − x)O3 (BZT) powders. Grain sizes of sol–gel derived BZT are known to be
Autor:
Paisan Setasuwon, Suphakan Kijamnajsuk
Publikováno v:
CrystEngComm. 11:1947
A novel method of synthesizing Na0.5Bi0.5TiO3 anisotropic micro-crystals is reported. Its crystal structure is cubic above 520 °C and still pseudo cubic at the temperature below. Platelet crystals of Na0.5Bi0.5TiO3 were converted from Bi4Ti3O12 micr