نتایج جستجو برای: porous zno

تعداد نتایج: 68825  

2016
Hua Cai Peipei Liang Zhigao Hu Liqun Shi Xu Yang Jian Sun Ning Xu Jiada Wu

One-dimensional heterogeneous nanostructures in the form of ZnO-coated TiO2 nanotubes (ZnO/TiO2 NTs) were fabricated by atomic layer deposition of an ultrathin ZnO coating on electrochemical anodization-formed TiO2 nanotubes (NTs) with the thickness of ZnO coating being precisely controlled at atomic scale, and the photoelectrochemical activity of the fabricated ZnO/TiO2 NTs and the influence o...

2017
M. Trckova A. Lorencova V. Babak J. Neca M. Ciganek

The aim of this study was to investigate the effects of sodium humate (HNa), applied to feed or drinking water as a partial substitution for pharmacological doses of ZnO, on clinical, biochemical and haematological indicators of health status, oxidative stress and the serum fatty acid (FA) profile in weaned piglets. Weaned piglets (32) were allocated into four groups: Control = basal diet conta...

2015
Bing-Lei Guo Ping Han Li-Chuan Guo Yan-Qiang Cao Ai-Dong Li Ji-Zhou Kong Hai-Fa Zhai Di Wu

A novel photocatalyst of Ta-doped ZnO nanoparticles was prepared by a modified Pechini-type method. The antimicrobial study of Ta-doped ZnO nanoparticles on several bacteria of Gram-positive Bacillus subtilis (B. subtilis) and Staphylococcus aureus (S. aureus) and Gram-negative Escherichia coli (E. coli) and Pseudomonas aeruginosa (P. aeruginosa) were performed using a standard microbial method...

Journal: :Coatings 2022

In this work, metal–organic frameworks (MOFs) were used as precursors to prepare Zn/Co oxide with a porous dodecahedral core-shell structure. Herein, low-temperature self-assembly calcination and hydrothermal strategy of imidazole-based Zn-Co-MOF was used. As anode lithium-ion batteries (LIBs), ZnO/Co3O4 has good cycling stability, the specific discharge capacity is stable at about 640 mAh g?1 ...

2004
Yukio Yoshino Yoshimitsu Ushimi Hajime Yamada Masaki Takeuchi

・ Abstract – Characteristics of Zinc oxide (ZnO) piezoelectric thin films have been investigated for thin film bulk acoustic wave (BAW) resonators with relationship to bottom electrodes. A Metal/ZnO/Metal/SiO2 membrane structure, which has secondary harmonics, was adopted for the BAW resonators. The ZnO thin films, showed clear c-axis orientation, were made by rf sputtering on bottom electrodes...

2012
Tae-Keun Hong Jeehye Kim Juyoun Woo Ki-Tae Ha Myungsoo Joo Yoon-Bong Hahn Han-Sol Jeong

OBJECTIVES The purpose of this study is to examine whether Hominis Placental pharmacopuncture solution (HPPS) combined with zinc-oxide nanoparticles (ZnO NP) activates RAW 264.7 cells. METHODS We soaked ZnO nanoparticles in the Hominis Placenta pharmacopuncture solution, thereby making a combined form (ZnO NP HPPS). The effect of ZnO NP HPPS on the intracellular reactive oxygen species (ROS) ...

2012
Eric R Waclawik Jin Chang Andrea Ponzoni Isabella Concina Dario Zappa Elisabetta Comini Nunzio Motta Guido Faglia Giorgio Sberveglieri

Surface coating with an organic self-assembled monolayer (SAM) can enhance surface reactions or the absorption of specific gases and hence improve the response of a metal oxide (MOx) sensor toward particular target gases in the environment. In this study the effect of an adsorbed organic layer on the dynamic response of zinc oxide nanowire gas sensors was investigated. The effect of ZnO surface...

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