Zobrazeno 1 - 10
of 175
pro vyhledávání: '"Y.B. Hahn"'
Publikováno v:
Electrochimica Acta. 135:396-403
This paper reports the fabrication of highly-sensitive and selective voltammetric/amperometric cholesterol biosensor based on cholesterol oxidase co-immobilized with α -Fe 2 O 3 micro-pine shaped hierarchical structures. The α -Fe 2 O 3 micro-pine
Autor:
Mohammad Vaseem, Y.B. Hahn, Mohamed Bououdina, Saleh H. Al-Heniti, Farid El-Tantawy, Mohammad S. Al-Assiri, Ahmad Umar, Ali Al-Hajry
Publikováno v:
Superlattices and Microstructures. 44:216-222
Flower-shaped β - Ni(OH)2 structures composed of thin nanosheet networks have been synthesized via the simple aqueous solution route by using nickel chloride and ammonium hydroxide at 65 ∘C in 4 h. The general morphological observations revealed t
Publikováno v:
Journal of Electronic Materials. 35:758-765
ZnO nanostructures with different morphologies and sizes were synthesized on silicon substrate simply by the thermal evaporation of high-purity metallic zinc powder in the presence of oxygen without the use of any catalyst or additives. It was observ
Publikováno v:
Superlattices and Microstructures. 39:24-32
To grow high quality ZnO films on silicon substrates, two-step growth at low temperatures has been carried out using an atomic layer deposition system: ZnO buffer layer growth on Si(111) at 180 ∘ C and main layer growth over the buffer at 270 ∘ C
Publikováno v:
Journal of Power Sources. 146:630-635
Five compositions of Li[(CoNi1/2Mn1/2)x(Li1/3Mn2/3)(1−2x)]O2 solid solutions with layered lithium manganese oxides were designed using a triangle phase diagram and were synthesized using a sol–gel method. The phase diagram satisfied the theoretic
Publikováno v:
Synthetic Metals. 140:309-315
Silicon carbide (SiC) nanorods and microcrystals were synthesized through a two-step reaction scheme. Carbon nanotubes (CNTs) were first grown over metal catalyst-loaded Si(1 0 0) wafer surface by thermal decomposition of C2H2. The grown CNTs were th
Publikováno v:
Synthetic Metals. 114:331-335
Poly[bis(4,6-di- tert -butyl-1,2-phenylene-1,2-ethenylene)-1,4-phenylene-4,4′-ethylenebis(11-oxyundecanylphenyl urethane)] (PV-PU) consisting of alternating a confined phenylenevinylene segment and a nonconjugated urethane segment in the main chain
Autor:
Y.B. Hahn, Hyung Jae Lee, H.W. Shim, Young Hun Seo, Eun-Kyung Suh, Sun Jung Kim, Kee Suk Nahm, Kee Young Lim
Publikováno v:
Journal of Electronic Materials. 28:970-974
The origin of the radiative recombination leading to yellow luminescence (YL) has been elucidated by the study of luminescence properties of GaN films grown with two different gas feeding methods. GaN films were grown on a (0001) sapphire substrate i
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Autor:
Y.B. Hahn, Kaare J. Nygaard
Publikováno v:
Physica. 75:333-340
Excitation-ionization of 5p electrons in cesium by electron impact has been studied in a crossed-beam apparatus. The energy resolution of the electron beam was 0.2 eV, and the energy range was from zero to 80 eV. The vacuum ultraviolet light emitted